  |  |  |  | |
| Editiorial reviews | ||||
| User rating |
| Touchscreen | yes | yes | yes | yes |
|---|---|---|---|---|
| Colour |
| N | N | Y |
| Screen size | 6.0 in | 6.0 in | 6.0 in | 6.0 in |
| Screen technology | E Ink Carta | E Ink | E Ink | E Ink Carta |
| Screen resolution | 1072 x 1448 px | 1024 x 758 px | 1024 x 758 px | 1072 x 1448 px |
| Shades of grey | N/A | 16 | 16 | 16 |
| DPI | N/A | 212.0 dpi | N/A | N/A |
| Pixel density | N/A | N/A | 212.0 ppi | N/A |
| Supported book file formats |
|
|
|
|
|---|---|---|---|---|
| Supported image formats |
|
|
| N/A |
| Supported video formats | Not supported | Not supported | N/A | Not supported |
| Memory size | 16GB | 4GB | 4GB | 8GB |
| Compatible memory cards | Not supported | microSD | microSD | N/A |
| Built-in processor | Y | Y | N/A | Y |
| Processor speed | 1000.0 MHz | 1000.0 MHz | 1000.0 MHz | 1000.0 MHz |
| RAM size | 512.0 mB | 256.0 mB | 512.0 mB | 512.0 mB |
| Built-in memory | N/A | yes | N/A | N/A |
| Memory card reader | N/A | yes | N/A | N/A |
| Maximum memory card size | N/A | 32 | 32 | 25 |
| Height | 6.35 in | 0.33 in | 6.41 in | 6.16 in |
|---|---|---|---|---|
| Width | 4.25 in | 68.66 in | 4.2 in | 4.34 in |
| Depth | 0.31 in | 4.51 in | 0.31 in | 0.33 in |
| Weight | 5.47 oz | 6.35 oz | 6.17 oz | 5.86 oz |
| Supported audio formats |
| Not supported | MP3 | Not supported |
|---|---|---|---|---|
| Speakers | N/A | no | no | N/A |
| Audio 3.5mm input | N/A | no | yes | N/A |
| Audio features | N/A | N/A | Text to Speech | N/A |
| Wi-Fi | yes | yes | yes | no |
|---|---|---|---|---|
| Wi-Fi standards |
|
|
| N/A |
| Headphone out | no | no | yes | no |
| Bluetooth | yes | no | no | no |
| USB type | Micro-USB | Micro-USB | Micro-USB | Micro-USB |
| 3G (UMTS) | N/A | no | N/A | N/A |
| AC adapter included | N/A | no | N/A | N/A |
| USB | N/A | yes | N/A | N/A |
| USB version | N/A | USB 2.0 | N/A | N/A |
| Total USB ports | N/A | 1 | N/A | N/A |
| USB powered (only mha USB) | N/A | yes | N/A | N/A |
| Battery capacity | 1500.0 mAh | 1300.0 mAh | 1500.0 mAh | 1200.0 mAh |
|---|---|---|---|---|
| Battery type | Lithium Polymer | Lithium-Ion | Lithium-Ion | Lithium Polymer |
| Battery life (page views) | N/A | 8000 | 8000 | N/A |
| Battery voltage | N/A | 3.7 V | 3.7 V | N/A |
| Number of batteries required | N/A | 1 | N/A | N/A |
| Rechargeable battery (enclosed/integrate) | N/A | yes | N/A | N/A |
| Battery charge time | N/A | N/A | 8.0 h | N/A |
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