  |  |  |  | |
| Editiorial reviews | ||||
| User rating |
| Touchscreen | yes | yes | yes | yes |
|---|---|---|---|---|
| Colour | N | N | N | Y |
| Screen size | 6.0 in | 6.0 in | 6.0 in | 6.0 in |
| Screen resolution | 1448 x 1072 px | 800 x 600 px | 1024 x 758 px | 1072 x 1448 px |
| Pixel density | 300.0 ppi | N/A | N/A | N/A |
| Shades of grey | 16 | 16 | 16 | 16 |
| DPI | 300.0 dpi | N/A | N/A | N/A |
| Screen technology | N/A | E Ink Carta | E Ink | E Ink Carta |
| Aspect ratio | N/A | 4:3 | N/A | N/A |
| Book capacity | 3000 | 2000 | 2000 | N/A |
|---|---|---|---|---|
| Supported book file formats |
|
|
|
|
| Supported image formats |
| N/A | N/A | N/A |
| Supported video formats | Not supported | Not supported | Not supported | Not supported |
| Built-in memory | yes | yes | N/A | N/A |
| Memory size |
| 4GB | 2GB | 8GB |
| Memory card reader | no | no | N/A | N/A |
| Compatible memory cards | Not supported | Not supported |
| N/A |
| Processor speed | 1000.0 MHz | 1000.0 MHz | 800.0 MHz | 1000.0 MHz |
| Built-in processor | N/A | Y | Y | Y |
| RAM size | N/A | 512.0 mB | 256.0 mB | 512.0 mB |
| Maximum memory card size | N/A | N/A | 32 | 25 |
| Height | 6.18 in | 6.89 in | 6.89 in | 6.16 in |
|---|---|---|---|---|
| Width | 4.53 in | 4.57 in | 4.57 in | 4.34 in |
| Depth | 0.35 in | 0.38 in | 0.36 in | 0.33 in |
| Weight | 6.35 oz | 6.0 oz | 6.46 oz | 5.86 oz |
| Wi-Fi | yes | yes | yes | no |
|---|---|---|---|---|
| Wi-Fi standards |
|
|
| N/A |
| 3G (UMTS) | no | no | N/A | N/A |
| AC adapter included | no | no | N/A | N/A |
| Bluetooth | no | no | no | no |
| USB | yes | yes | N/A | N/A |
| USB type | Micro-USB | Micro-USB B | Micro-USB A | Micro-USB |
| Total USB ports | 1 | 1 | N/A | N/A |
| USB powered (only mha USB) | yes | yes | N/A | N/A |
| USB version | N/A | USB 2.0 | USB 2.0 | N/A |
| Headphone out | N/A | N/A | no | no |
| Battery type | Li-polymer | Lithium Polymer | Lithium Polymer | Lithium Polymer |
|---|---|---|---|---|
| Battery life | 30.0 h | N/A | 1176.0 h | N/A |
| Rechargeable battery (enclosed/integrate) | yes | yes | N/A | N/A |
| Battery capacity | N/A | 1000.0 mAh | 1500.0 mAh | 1200.0 mAh |
Add products
