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- B751C vs AiPaper Reader C
Bigme B751C vs Viwoods AiPaper Reader C
What B751C does better (1) and where AiPaper Reader C wins (3) — every spec side by side.
vs
9.7Screen5.8
8.2Battery8.7
9.4Features9.6
Dimensions
Size comparison
B751CAiPaper Reader C
| B751C | AiPaper Reader C | Difference | |
|---|---|---|---|
| Height | 155 mm | 159 mm | −4 mm |
| Width | 136 mm | 80 mm | +56 mm |
| Thickness | 7 mm | 7 mm | = |
Drawn to the same scale from the official dimensions (front and side).
Why is B751C better than AiPaper Reader C?
- Screen size7″ vs 6.1″+14%
Why is AiPaper Reader C better than B751C?
- Storage64 GB vs 128 GB2×
- Battery capacity2,300 mAh vs 2,580 mAh+12%
- Mobile data (4G / LTE)No · B751C: Yes
Specifications
Side by side
| Screen | ||
| Screen size | 7″ | 6.1″ |
| Resolution | 1680 × 1264 | 1648 × 824 |
| Pixel density | 300 ppi | 300 ppi |
| Screen technology | E Ink Kaleido 3 | E Ink Kaleido 3 |
| Colour screen | Yes | Yes |
| Colour pixel density | 150 ppi | 150 ppi |
| Touchscreen | — | Yes |
| Front light | — | Yes |
| Warm light (adjustable colour temperature) | — | No |
| Design | ||
| Width | 136 mm | 80 mm |
| Height | 155 mm | 159 mm |
| Thickness | 7 mm | 7 mm |
| Auto-rotation (G-sensor) | — | Yes |
| Colours | Black | Grey |
| Battery | ||
| Battery capacity | 2,300 mAh | 2,580 mAh |
| Storage | ||
| Storage | 64 GB | 128 GB |
| RAM | 4 GB | 4 GB |
| Memory card slot | Yes | — |
| Max memory card | 1,000 GB | — |
| Software & books | ||
| Platform | Android | Android |
| Operating system | Android | Android |
| Google Play apps | Yes | — |
| Built-in bookstore | Google Play Books (app) | — |
| Supported formats | — | EPUB, PDF, MOBI, AZW3 |
| EPUB support | — | Yes |
| Connectivity & audio | ||
| Wi-Fi | Yes | Yes |
| Bluetooth | Yes | Yes |
| Mobile data (4G / LTE) | No | Yes |
| Performance | ||
| CPU clock | 2.3 GHz | — |
