Viwoods AiPaper Reader vs Viwoods AiPaper Reader C

What AiPaper Reader does better (0) and where AiPaper Reader C wins (1) — every spec side by side.

Viwoods · 2025AiPaper Reader

9.3Score

0 advantages≈ $310

9.6Score

1 advantage≈ $410

Higher score

4.5Screen5.8

8.7Battery8.7

9.6Features9.6

Dimensions

Size comparison

AiPaper ReaderAiPaper Reader C

Drawn to the same scale from the official dimensions (front and side).

AiPaper Reader has no measurable advantages in this pair.

Specifications

Only differences	Viwoods AiPaper Reader≈ $3109.3	Viwoods AiPaper Reader C≈ $4109.6
Screen
Screen size	6.1″	6.1″
Resolution	1648 × 824	1648 × 824
Pixel density	300 ppi	300 ppi
Screen technology	E Ink Carta	E Ink Kaleido 3
Colour screen	No	Yes
Colour pixel density	—	150 ppi
Touchscreen	Yes	Yes
Front light	Yes	Yes
Warm light (adjustable colour temperature)	No	No
Design
Width	80 mm	80 mm
Height	159 mm	159 mm
Thickness	7 mm	7 mm
Auto-rotation (G-sensor)	Yes	Yes
Colours	Grey	Grey
Battery
Battery capacity	2,580 mAh	2,580 mAh
Storage
Storage	128 GB	128 GB
RAM	4 GB	4 GB
Software & books
Platform	Android	Android
Operating system	Android	Android
Supported formats	EPUB, PDF, MOBI, AZW3	EPUB, PDF, MOBI, AZW3
EPUB support	Yes	Yes
Connectivity & audio
Wi-Fi	Yes	Yes
Bluetooth	Yes	Yes
Mobile data (4G / LTE)	Yes	Yes