ePaper Displays

ePaper Display Buying Guide 2026

What is an ePaper display?

ePaper displays, also known as electronic paper displays, are a revolutionary technology that simulates the appearance and readability of printed paper. They offer outstanding energy efficiency and are particularly suitable for applications where power consumption plays an important role. These displays use a special technology called "electrophoretic ink" to show text and images. They can display text that remains easy to read even in direct sunlight, making them ideal for outdoor use. ePaper displays are available in various formats, including landscape and portrait as well as rotatable 43" models, offering a flexible solution for a wide range of applications. Thanks to ongoing development, these displays are now also ideally suited for use in daylight scenarios and offer excellent readability even in bright ambient light.

How does an ePaper display work?

Most ePaper displays are based on electrophoretic technology:

• Millions of tiny microcapsules contain black and white particles.
• An electrical charge moves the particles up or down, creating a visible image on the surface.
• As long as the image is not changed, it remains visible without any further power supply.

This technology enables excellent readability in direct sunlight, similar to printed paper – a decisive advantage over LCD displays, which often reflect or need strong backlighting.

Differences from conventional displays

Typical applications of ePaper displays

• E-readers (e.g. Kindle, Kobo, Tolino) for a paper-like reading experience
• Digital price tags in retail for automatic price updates
• Electronic notebooks & writing tablets for paperless working
• Industry & logistics for energy-saving information displays

With their high energy efficiency and natural readability, ePaper displays are becoming increasingly important – for both private and professional use.

Advantages of an ePaper display

An ePaper display offers numerous advantages over conventional LCD or OLED displays. Thanks to its power-saving technology, eye-friendly presentation and high readability, it is the ideal choice for applications in which static content has to be displayed for long periods.

1. Energy efficiency & long battery life

One of the biggest advantages of ePaper displays is their extremely low power consumption. As they only need power when the image content is updated, they are perfect for wireless devices with long battery life. An e-reader, for example, can be used for several weeks on a single charge – a clear advantage over conventional tablets with LCD displays.

2. Excellent readability in sunlight

A classic problem with LCD and OLED screens is poor readability in direct sunlight. ePaper displays, on the other hand, reflect ambient light and mimic the appearance of printed paper. This ensures a natural reading experience without distracting reflections – ideal for digital notebooks, e-readers and electronic price tags in retail.

3. Eye comfort thanks to flicker-free display

Conventional displays use backlighting that emits blue light and can tire the eyes during prolonged use. ePaper displays, on the other hand, often do without active lighting altogether or use a gentle front light that shines in from the side. This makes them particularly easy on the eyes – perfect for long periods of reading or working.

4. Environmental friendliness & sustainability

As ePaper displays consume extremely little power, they significantly reduce electronic waste and energy consumption compared with classic displays. In addition, digital notebooks and e-readers replace paper products, reducing printing and paper costs – an important contribution to sustainability.

5. Flexibility & versatility

ePaper displays can be used in many different areas:

• E-readers (Amazon Kindle, Kobo, Tolino) for a paper-like reading experience
• Digital price tags in retail for automatic price updates
• Electronic notebooks as an alternative to paper notes
• Industry & logistics for durable, energy-saving information displays
• Smartwatches and wearables with long battery life
• Departure times at bus stops for real-time information and quick updates
• Restaurant menus for easy updates and adjustments in hospitality
• Admission price boards for museums, zoos or outdoor pools to display current prices
• Wayfinding and information displays in public buildings and at trade fairs
• Digital library systems to display available books and media in libraries
• Digital magazine racks in public buildings and offices for simple content display

Thanks to their robust construction and energy-saving properties, ePaper displays are becoming increasingly important – for both private and commercial use.

Key buying criteria for ePaper displays

When buying an ePaper display, there are several factors to consider in order to find the right model for your needs. From screen size and resolution to special features – every criterion affects the user experience. Here are the most important buying criteria to consider before purchasing an ePaper display.

1. Screen size

Choosing the screen size is one of the first criteria to consider when buying an ePaper display. E-readers usually offer screen sizes between 6 and 8 inches, while digital price tags or industrial displays also come in larger formats of 13 inches and more. The size depends on the application:

• E-readers: 6–8 inches is ideal to keep the weight low and make reading comfortable.
• Digital price tags: Larger displays are needed so that content is easy to read from a distance.
• Industrial applications: Even larger formats are often used here to display detailed information.

2. Resolution

Although ePaper displays do not show vivid colours, resolution is still crucial for the clarity of the text and information displayed. The most common resolutions for ePaper displays are:

• 1024 x 758 pixels: standard resolution for smaller e-readers.
• 1440 x 1080 pixels or higher: for larger displays or applications that require sharper text and images.

The higher the resolution, the sharper and more detailed the text, which is particularly important for applications such as digital notebooks and industrial monitors.

3. Contrast and readability

An important buying criterion for ePaper displays is the contrast between the text displayed and the background. ePaper displays generally offer better contrast than conventional LCDs, which significantly improves readability in natural light. Choose a model that offers a clear display even in direct sunlight.

4. Colour reproduction and front light

Some ePaper displays can now display colours. Current models support up to 65,000 colours, depending on the manufacturer and product. If you need a colour display for your digital price tag or for advertising, you should pay attention to the display's colour capability. For e-reader use, a monochrome display is usually sufficient, as greyscale is perfectly adequate for text and graphics.

The front light is another important feature, especially if you want to use your ePaper display in low light or at night. A good front light provides even illumination without distracting reflections and helps protect your eyes. It is important that the intensity of the front light can be adjusted to suit different lighting conditions without affecting readability.

5. Power consumption and battery life

A key advantage of ePaper displays is their low power consumption. Battery life depends directly on the display and how it is used. For e-readers, you can expect a battery life of several weeks. For digital price tags or industrial applications, energy efficiency should also be considered, as these displays are often active for long periods. An outstanding example is Samsung, which presented new ePaper displays at ISE 2025 that allow up to 1 million page changes on a single battery charge. This makes business cases predictable and highlights the clear cost-benefit advantage of the technology, as regular charging cycles are reduced and long-term operating costs are lowered.

6. Robust construction

Depending on what the ePaper display is used for, robustness plays an important role. For use outdoors or in demanding environments such as warehouses or shops, a particularly durable display is an advantage. Look for a waterproof and dust-protected housing to ensure a long service life.

7. Compatibility and connectivity

Make sure the ePaper display is compatible with the devices and software solutions you want to use. For e-readers, compatibility with common eBook formats should be guaranteed. If you use the display for digital price tags or information systems, check whether it allows an easy connection to networks or cloud services.

Differences between ePaper technologies

There are various ePaper technologies that differ in how they work and where they are used. Each of these technologies has its own advantages and disadvantages, depending on what it is to be used for. In this section, we look at the most important technologies and explain the differences between them.

What ePaper technologies are there?

The most common ePaper technologies are E Ink and its various variants. Each of these technologies offers specific advantages in terms of readability, colour accuracy and flexibility.

• E Ink Pearl: E Ink Pearl was one of the first ePaper technologies available on the market. It offers high contrast and clear text, but is limited in colour reproduction, as it only displays monochrome (black and white) content. This technology is particularly suitable for e-readers and digital notes, where excellent readability in different lighting conditions is essential.
• E Ink Carta: E Ink Carta is a further development of E Ink Pearl and offers improved contrast and faster page refreshes. This technology also offers better readability in direct sunlight and is therefore even better suited for use in e-readers. The greater brightness and sharper contrast make for a more pleasant reading experience.
• E Ink Kaleido (for colour): E Ink Kaleido is a colour technology based on E Ink Carta that can display up to 4,096 colours. It is mainly used in e-readers and digital price tags where colour display is needed but the advantages of an ePaper display, such as low power consumption and high readability in direct sunlight, are still desired.

Memory-in-pixel (MIP) vs. ePaper – which is better?

Another interesting aspect of ePaper displays is the use of memory-in-pixel (MIP) technology. MIP is a technology in which every pixel in a display has its own memory. This leads to significantly improved stability and energy efficiency compared with conventional ePaper displays, where the entire image is stored in a single memory.

• Advantages of MIP: MIP displays offer a faster refresh rate and better visibility, as the pixels are stored independently of each other. This means text and images can be displayed more sharply and clearly, and the technology is also suitable for more dynamic applications.
• Disadvantages of MIP: This technology is generally more expensive and can consume more energy, especially in applications with frequent changes in image content. For applications such as eBook readers, where the image remains largely static, a traditional ePaper display with fewer pixels and without MIP may be sufficient.

Electrophoretic vs. electrochromic displays

Another difference between various ePaper technologies lies in the way the picture elements (pixels) are created on the display. Two of the most common technologies are electrophoretic and electrochromic display technology.

• Electrophoretic displays: These displays work by moving particles in a liquid to create the image. This technology is generally used in E Ink displays and is known for its high energy efficiency and good readability in direct sunlight. Electrophoretic displays are ideal for applications such as e-readers, where a stable image is displayed over long periods and only rarely updated.
• Electrochromic displays: These displays use a different technology in which the colour of the display changes as electrically charged materials move at the surface of the screen. Electrochromic displays can show dynamic colour changes and are particularly suitable for applications in which the displayed content changes more frequently. This technology is often used in dynamic price tags and advertising displays, as it can not only display stable text but also show colours and switch quickly between different displays.

ePaper display vs. LCD/OLED – which is better for which application?

In the world of displays, there are two main technologies that are often compared: ePaper displays and LCD/OLED displays. Both types of display have their own merits and are better suited to different applications. In this section, we look at the key differences between ePaper displays and LCD/OLED and answer the question of which display is best suited to which application.

How do ePaper displays differ from LCD/OLED?

The main difference between ePaper displays and LCD/OLED displays lies in their technology and the way they create images.

• ePaper displays: This technology uses electrophoretic or electrochromic processes to display text and images. A key advantage of ePaper displays is that they consume no power to show a static image. They only need energy when the content on the screen changes. They are therefore extremely energy-efficient and offer very long battery life. In addition, ePaper displays are particularly easy to read in direct sunlight and are ideal for outdoor use.
• LCD/OLED displays: These displays use liquid crystals (LCD) or organic light-emitting diodes (OLED) to create images. LCDs need backlighting to make the screen visible, which makes them suitable for use in poor lighting conditions. OLED displays also offer bright colours and deep blacks, as each pixel emits its own light. However, both LCDs and OLEDs are less energy-efficient than ePaper displays, as they consume power even when the image remains unchanged.

Which is better for long periods of reading or working?

For applications that involve long periods of reading or working, the ePaper display has clear advantages. Here are a few reasons:

• ePaper displays are particularly easy on the eyes, as they do not emit harsh light. Instead, they reflect ambient light, much like paper. This makes them ideal for long reading or writing sessions, as they do not cause eye strain or fatigue.
• LCD/OLED displays can become uncomfortable with prolonged use, as the backlighting and high-contrast colours often put more strain on the eyes. Constantly adjusting the brightness, especially in low light, can also be tiring.

An ePaper display is therefore ideal for people who regularly need to read longer texts or work for long periods, for example with e-book readers or digital note-taking systems.

When is an ePaper display really worthwhile?

An ePaper display is particularly worthwhile in the following scenarios:

• For outdoor use: Thanks to its excellent readability in direct sunlight, an ePaper display is ideal for outdoor use, e.g. for digital price tags or outdoor displays.
• For reading e-books: Anyone who reads a lot and prefers a comfortable, paper-like display will benefit from ePaper displays, as they are particularly easy on the eyes and offer long battery life.
• For applications with static content: If the displayed content stays the same for long periods, as with digital signage or digital notes, an ePaper display is the optimal choice, as it needs no energy to hold a static image.

However, an ePaper display is less suitable if you want to show dynamic, colourful content of the kind found on LCD or OLED screens. For multimedia applications or interactive displays, LCD and OLED are the better options.

The best brands and manufacturers of ePaper displays

There are many brands and manufacturers offering ePaper displays and related devices. Each brand has its own strengths and focus, which affect the type of devices and the target groups. In this section, we introduce the leading manufacturers of ePaper displays and highlight the differences between the brands.

Which manufacturers lead the market?

Some of the best-known and leading manufacturers of ePaper displays are:

• E Ink Holdings: As the pioneer of ePaper technology, E Ink is the world's leading supplier of ePaper technologies and displays. Most e-readers on the market, such as the Kindle or Onyx Boox, use E Ink displays. E Ink offers various display technologies such as E Ink Pearl, Carta and Kaleido, which are used depending on the application and device requirements.
• Kindle (Amazon): Amazon's Kindle is one of the best-known e-readers and uses E Ink technology. With various models, including the Kindle Paperwhite and the Kindle Oasis, Amazon offers excellent value for money for digital reading.
• Onyx Boox: Onyx Boox is known for its broader range of devices, which includes not only e-readers but also digital note-taking systems and PDF readers. Onyx Boox devices offer a good balance between price, performance and functionality.
• reMarkable: reMarkable is a manufacturer of digital notebooks that use ePaper displays for a paper-like writing and drawing experience. With devices such as the reMarkable 2, the company specialises in digital notebook and note-taking solutions.
• Sony: Sony also offers ePaper technology in some of its devices, above all in its Sony Digital Paper. These devices are aimed at professional applications such as reading documents and annotating PDFs.
• Samsung: At the ISE trade fair in Barcelona in 2025, Samsung presented its latest innovations in ePaper displays. Its new Color E-Paper display combines digital ink with full-colour e-paper technology and offers a sustainable, eco-friendly solution for advertising and digital price tags. The display consumes almost no power with static content, making it ideal for outdoor use, as it remains easy to read even in direct sunlight. Samsung offers these displays in various sizes, including 13 inches, 25 inches and 75 inches for professional use. With a 5,000 mAh battery, Wi-Fi and Bluetooth connectivity, this display is particularly versatile and is produced sustainably with a housing made from more than 50 % recycled plastic.
• Sharp: Sharp is another company investing in ePaper technology and producing displays for various applications, including digital signs and price displays.

What are the differences between the brands?

The differences between the brands lie mainly in their target groups, areas of application and technological implementations:

• E Ink Holdings supplies the basic display technology used in most e-readers and devices. The main advantage of these displays is their high energy efficiency and good readability in direct sunlight.
• Kindle offers E Ink technology in devices that focus primarily on reading e-books. Amazon stands out for its ease of use and access to the extensive Kindle library. The Kindle range extends from entry-level devices to premium models.
• Onyx Boox offers more advanced devices with larger screens and better multitasking functionality, making them ideal for digital notes and PDF documents. Onyx Boox devices are often somewhat more expensive but offer more comprehensive functionality.
• reMarkable focuses on the digital notebook experience. The reMarkable 2 is one of the best devices for digital writing and drawing, with a display that feels like paper. It is aimed primarily at creatives and professionals who need to take a lot of notes.
• Sony has used ePaper technology in the past in devices such as the Sony Digital Paper, which are designed for business applications and are particularly suitable for working digitally with documents.
• Sharp and Samsung offer ePaper displays in business solutions, e.g. for digital price tags or digital advertising displays. These devices are generally designed for commercial use.

Which devices offer the best value for money?

Good value for money depends on individual needs and the intended use. Here are some recommendations for different use cases:

• For e-book reading: The Kindle Paperwhite offers excellent value for money for readers looking for a compact, affordable e-reader. The device has a high resolution, is waterproof and offers long battery life.
• For digital notes: The Onyx Boox Nova Air is an excellent choice for users who want more than a simple e-reader. With a larger screen, PDF support and note-taking functions, it offers lots of features at a moderate price.
• For digital writing: The reMarkable 2 offers a unique digital notebook experience with an outstanding display and a paper-like writing surface. It is ideal for users who want to use the device intensively for notes or sketches. However, it is somewhat more expensive than many e-readers.
• For business applications: The Sony Digital Paper or devices from Sharp are suitable for users looking for a digital display for document management and professional applications. These devices offer a paper-like experience and are optimised for annotating documents digitally.

Sustainability and environmental aspects of ePaper displays

ePaper displays stand out not only for their high readability and energy efficiency but also for their eco-friendly properties. In this section, we look at the sustainability of ePaper displays and examine how this technology helps save energy and protect the environment.

How sustainable are ePaper displays?

ePaper displays are considered more sustainable than conventional LCD or OLED displays. The main advantage of ePaper is its low power consumption, especially with static content. As long as the image on the display does not change, it requires no energy. This means that devices with ePaper displays, such as eBook readers or digital price tags, have a far longer battery life, which drastically reduces energy consumption compared with other display technologies.

Another aspect of sustainability is that ePaper displays are often made from recyclable materials. This helps reduce electronic waste, as they are durable and less prone to defects. The recycled plastic housing of many devices, such as the Samsung Color E-Paper display, is another example of the eco-friendly direction of this technology.

Can you really save power with ePaper?

Yes, ePaper displays are particularly energy-efficient and can significantly help save power. As ePaper displays only consume power when the content on the screen changes, energy consumption for static displays is extremely low. This property makes ePaper an excellent choice for applications such as digital price tags, advertising displays or eBook readers that are in operation for many hours a day without the content changing frequently.

A practical example is the use of ePaper displays in public areas, such as digital signposts or price displays in supermarkets. These displays can run for weeks or months without significant power draw, as long as the displayed content does not change. This considerably reduces CO2 emissions compared with traditional LCDs or LEDs, which require power continuously.

What role does a long service life play for the environment?

The long service life of ePaper displays plays an important role in their sustainability record. ePaper displays have a significantly longer service life than LCD or OLED displays, as they are less prone to wear and do not need backlighting. This means they remain stable for many years without losing performance. They are also generally more robust and need fewer spare parts, which reduces the need for frequent repairs or replacement.

The long service life reduces the amount of electronic waste produced each year and helps ensure that fewer devices end up in landfill. Combined with the possibility of making the displays from recyclable materials, this results in a high ecological benefit that considerably reduces environmental impact.

The future of ePaper displays – what comes next?

The future of ePaper displays looks extremely promising, as new innovations in the technology are constantly being developed. In this section, we take a look at the upcoming developments and trends that will shape the next generation of ePaper displays. From better colour reproduction to faster refresh rates and potential applications that could replace classic displays, there are many exciting possibilities.

Will there soon be better colour ePaper displays?

Yes, the development of colour ePaper displays is making great progress. While traditional ePaper displays used to allow only monochrome display, there are already models such as the E Ink Kaleido display, which offers a palette of up to 4,096 colours. This technology is constantly being developed further, and colour accuracy and variety are expected to improve further in the near future.

In addition, Samsung recently presented a new colour ePaper display at ISE 2025 that delivers an even wider colour range and better visual impressions. With this technology, applications such as digital price tags, advertising displays and e-readers will be able to offer more vivid and detailed images in future, considerably expanding the range of uses for ePaper displays.

How fast will ePaper displays be able to refresh in future?

Refresh speed has traditionally been a limitation of ePaper technology, as content was displayed much more slowly than on conventional LCD or OLED displays. But there is promising progress in this area too. The latest developments in E Ink technology and other ePaper variants have significantly improved refresh rates, so content can now be displayed faster and more efficiently.

As ePaper displays continue to develop, more and more use cases requiring a higher refresh rate become conceivable, such as interactive advertising or applications in digital art. In the near future, we can expect ePaper displays to show changing content even faster.

Could ePaper displays eventually replace classic displays?

It is quite conceivable that ePaper displays could replace classic displays in certain areas. Thanks to their outstanding energy efficiency and readability in direct sunlight, ePaper displays are particularly well suited to applications that show static or rarely updated content. These include digital price tags, outdoor advertising displays, e-readers and digital notebook systems.

However, there are also areas in which classic displays such as LCD or OLED remain the better choice, especially for showing moving content and video. Nevertheless, ePaper could play an ever greater role in the world of displays in the coming years, particularly when it comes to offering sustainable and energy-efficient solutions.

Frequently asked questions (FAQ)

In this section, we answer frequently asked questions about ePaper displays to help you learn more about this technology. From use in the dark to pen input options, there are many aspects that matter to buyers. Here are the answers to the most important questions about ePaper displays.

Can you use an ePaper display in the dark?

An ePaper display is not illuminated by nature, so it is not as easy to read in the dark as an LCD or OLED display with integrated backlighting. However, many ePaper readers and devices now offer a front light that illuminates the display, so you can read easily even in low light. This technology provides a pleasant reading experience without straining your eyes too much and enables use in the dark.

How long does an ePaper display last?

The service life of an ePaper display is generally very long, as it is less prone to wear than conventional LCD or OLED displays. With proper use, ePaper displays can last many years. In most cases, devices with ePaper technology have a service life of around 5 to 10 years, depending on frequency of use and environmental conditions. As ePaper needs no backlighting, power consumption is very low and the displays last a very long time.

Are colour ePaper displays as good as LCDs?

Colour ePaper displays have made great progress in recent years, but do not yet offer the same performance as conventional LCD or OLED displays, particularly in terms of colour saturation and the display of moving content. Colour ePaper, such as E Ink Kaleido, offers significantly better colour reproduction than monochrome displays and is an excellent option for applications such as digital price tags and advertising displays. However, colour quality and image reproduction still lag behind LCDs and OLEDs when it comes to dynamic content such as videos and animations.

How often does the display need to be refreshed?

ePaper displays only refresh when the content on the screen changes. This means the refresh rate is much slower than with conventional displays. As a rule, the display is only refreshed when necessary – for example when turning a page on an e-reader or when a digital price tag changes. The advantage of this low refresh rate is that ePaper displays are extremely energy-efficient and minimise power consumption.

Are there ePaper displays with touchscreen and pen input?

Yes, there are now many ePaper displays that come with a touchscreen and support pen input. These functions are offered in particular in devices such as digital notebooks and PDF readers, for example the reMarkable 2 or Onyx Boox devices. These devices offer a paper-like writing and drawing experience and are ideal for creative work or taking notes. Pen input is generally very precise, and the display surface is designed to mimic the natural feel of paper.

Individual product and concept advice for tailor-made ePaper solutions

Choosing the right ePaper display is more than just deciding on a standard display. In specialised applications in particular, such as digital price tags, information displays or in industry, careful planning and tailor-made concepts are essential. Our product advice helps you find the ideal display for your requirements – whether it is about energy efficiency, battery life or technical features. We also offer concept advice to ensure that the solution is integrated into your existing processes and infrastructure. This way, we can help you get the most out of your investment.