E Ink upgraded the screen found in most color e-readers

<figure> <img alt="A close-up of an E Ink Kaleido 4 display panel with electronics attached showing the cover of a children’s book." data-caption="" data-portal-copyright="Image: E Ink" data-has-syndication-rights="1" src="https://platform.theverge.com/wp-content/uploads/sites/2/2026/10/eink4.jpg?quality=90&#038;strip=all&#038;crop=0,0,100,100" /> <figcaption> </figcaption> </figure> <p class="wp-block-paragraph">E Ink announced the next generation of its Kaleido color e-paper screen technology today, delivering several welcome improvements. The company's existing Kaleido 3 displays can be found in e-readers and tablets from companies like <a href="https://www.theverge.com/2024/7/4/24158251/kobo-libra-clara-colour-e-reader-review">Kobo</a>, <a href="https://www.theverge.com/21507390/pocketbook-color-review-e-ink-kaleido-e-reader">PocketBook</a>, and <a href="https://www.theverge.com/news/656174/boox-go-7-series-e-ink-e-reader-stylus-color">Boox</a>, while <a href="https://www.theverge.com/24303322/amazon-kindle-colorsoft-e-reader-review">Amazon's Kindle Colorsoft</a> uses a customized version to improve performance. The new Kaleido 4 technology addresses some of Kaleido 3's shortcomings with improved color reproduction, better contrast, and faster screen refreshes.</p> <p class="wp-block-paragraph">Other E Ink technologies, like its <a href="https://www.eink.com/brand/detail/Gallery_3">Gallery 3 display</a> found in the <a href="https://www.theverge.com/2024/9/4/24234815/the-remarkable-paper-pro-is-as-outrageous-as-it-is-luxurious">Remarkable Paper Pro</a>, use colored pigments that move around to form full-color images, bu …</p> <p><a href="https://www.theverge.com/tech/1011384/e-ink-paper-color-kaleido-4-screen-upgrade-gamut-contrast-brightness">Read the full story at The Verge.</a></p>