The Bigme B7 is the direct successor to the B751C that was released a year ago. So its only fair that we do a features comparison table of the two. The B7 is an upgrade over its predecessor in most aspects such as RAM, internal storage, battery and not to mention that it has an unprecedented sim card slot.
So if youre thinking of buying a 7″ color ereader from Bigme its a no-brainer that you should go with the B7. Below are the specs differences between the two tablets-
| Features | Bigme B7 | Bigme B751c |
| Price | $229 | $239 |
| Buy From | Bigme Shop | Bigme Official Store |
| Discount Code | webtoolo | |
| Release Date | April 2025 | |
| Screen | ||
| Screen | 7" Eink kaleido 3 | 7" Eink kaleido 3 |
| Resolution | 1680 x 1264 | 1680 x 1264 |
| PPI | 300 | 300 |
| PPI (Color) | 150 | 150 |
| Frontlight | Warm & Cold | Warm & Cold |
| Hardware | ||
| CPU | Octa-core 2.3Ghz | Octa-Core 2.3GHZ |
| RAM | 8 GB | 4 GB |
| Internal Storage | 128 GB | 64 GB |
| External Storage | TF card slot upto 1TB | Micro sd slot |
| Audio | Speakers and Mic | Speakers & Mic |
| Battery | 3000 mAh | 2,300 mAh |
| Page turn buttons | Yes | Yes |
| Camera | 5MP | No |
| Connectivity | ||
| Connect | USB-C | USB-C |
| Cellular | 1 Nano Sim. 4G | No |
| Wifi & BT | Yes | Yes |
| Software | ||
| Operating System | Android 14 | Android 11 |
| Sizes, Color | ||
| Dimesnsions | 156.6 x 138.6 x 5.8mm | 155 x 136.2 x 7mm |
| Weight | 215 g | 212g |
| Color | Black | Black |
