E-Readers Dead Pixel Test
E-readers use two very different display technologies — E-Ink and LCD. Dead pixels look and behave differently on each. Select your device below for targeted testing instructions and warranty guidance.
Kindle (all models)
Paperwhite · Scribe · Colorsoft · Basic
LIKELY COVEREDKindle Paperwhite
2024 model — 300 ppi E-Ink
LIKELY COVEREDKindle Colorsoft
Colour E-Ink display
LIKELY COVEREDKindle Scribe
10.2" writing tablet
LIKELY COVEREDKobo (all models)
Clara · Libra · Elipsa
DEPENDSKobo Clara
BW & Colour variants
DEPENDSKobo Libra Colour
7" colour E-Ink
DEPENDSiPad
Liquid Retina LCD / OLED
DEPENDSE-Ink displays — used by Kindle and Kobo — show dead pixels as permanently dark specks that are most visible on a white background. Unlike LCD panels, E-Ink pixels cannot be unstuck by rapid colour cycling. If you spot a defect, it's almost always a manufacturing fault.
For a deeper comparison, read our guide on dead pixels on E-Ink vs LCD screens, or use the dead pixel vs stuck pixel guide on DeadPixelTest.pro.