- artstor.blog
- Compare
- B751C vs InkPad 4
Bigme B751C vs PocketBook InkPad 4
What B751C does better (5) and where InkPad 4 wins (1) — every spec side by side.
Dimensions
Size comparison
B751CInkPad 4
| B751C | InkPad 4 | Difference | |
|---|---|---|---|
| Height | 155 mm | 189 mm | −34 mm |
| Width | 136 mm | 134 mm | +2 mm |
| Thickness | 7 mm | 8 mm | −1 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is B751C better than InkPad 4?
- Storage64 GB vs 32 GB2×
- Battery capacity2,300 mAh vs 2,000 mAh+15%
- Colour screenYes · InkPad 4: No
- Google Play appsYes · InkPad 4: No
- Thickness7 mm vs 8 mm+14%
Why is InkPad 4 better than B751C?
- Screen size7″ vs 7.8″+11%
Specifications
Side by side
| Screen | ||
| Screen size | 7″ | 7.8″ |
| Resolution | 1680 × 1264 | 1872 × 1404 |
| Pixel density | 300 ppi | 300 ppi |
| Screen technology | E Ink Kaleido 3 | E Ink Carta |
| Colour screen | Yes | No |
| Colour pixel density | 150 ppi | — |
| Grey levels | — | 16 |
| Touchscreen | — | Yes |
| Front light | — | Yes |
| Warm light (adjustable colour temperature) | — | Yes |
| Design | ||
| Weight | — | 265 g |
| Width | 136 mm | 134 mm |
| Height | 155 mm | 189 mm |
| Thickness | 7 mm | 8 mm |
| Protection rating | — | IPX8 |
| Water resistance (IPx) | — | IPx8 |
| Physical page-turn buttons | — | Yes |
| Auto-rotation (G-sensor) | — | Yes |
| Colours | Black | Silver |
| Battery | ||
| Battery capacity | 2,300 mAh | 2,000 mAh |
| USB-C | — | Yes |
| Storage | ||
| Storage | 64 GB | 32 GB |
| RAM | 4 GB | — |
| Memory card slot | Yes | — |
| Max memory card | 1,000 GB | — |
| Pen & notes | ||
| Pen support (handwriting) | — | No |
| Software & books | ||
| Platform | Android | Own Linux-based system |
| Operating system | Android | Linux |
| Google Play apps | Yes | No |
| Built-in bookstore | Google Play Books (app) | PocketBook Store |
| Supported formats | — | EPUB, PDF, MOBI, FB2, DJVU, DOCX, DOC, RTF, TXT, HTML, CHM, PRC |
| EPUB support | — | Yes |
| Text-to-speech | — | Yes |
| Audiobooks / audio playback | — | Yes |
| Connectivity & audio | ||
| Wi-Fi | Yes | Yes |
| Bluetooth | Yes | Yes |
| Mobile data (4G / LTE) | No | No |
| Performance | ||
| CPU clock | 2.3 GHz | — |
