  |  |  |  | |
| Available colors | ||||
| Editiorial reviews | ||||
| User rating |
| Touchscreen | yes | yes | yes | N/A |
|---|---|---|---|---|
| Screen size | 11.5 in | 6.0 in | 6.0 in | 7.0 in |
| Screen resolution | 1200 x 1600 px | 800 x 600 px | 800 x 600 px | N/A |
| Screen technology | N/A | E Ink Vizplex | E Ink Pearl | TFT |
| Shades of grey | N/A | 8 | 16 | N/A |
| Aspect ratio | N/A | 4:3 | 4:3 | N/A |
| Colour | N/A | N/A | N | N/A |
| Memory size | 4GB | 512MB | 1.3GB | N/A |
|---|---|---|---|---|
| Compatible memory cards | Secure Digital HC |
| microSD |
|
| Built-in processor | Marvell | N/A | N/A | N/A |
| Book capacity | N/A | 350 | 1200 | N/A |
| Supported book file formats | N/A |
|
|
|
| Supported image formats | N/A |
|
|
|
| Built-in memory | N/A | yes | yes | N/A |
| Memory card reader | N/A | yes | yes | N/A |
| Maximum memory card size | N/A | 16GB | 32 | N/A |
| Supported video formats | N/A | N/A | Not supported |
|
| Processor speed | N/A | N/A | 800.0 MHz | N/A |
| Colour of product | Black |
| Black | White |
|---|
| Headphone out | yes | yes | no | yes |
|---|---|---|---|---|
| USB version | USB 2.0 | USB 2.0 | USB 2.0 | USB 2.0 |
| Wi-Fi | N/A | no | yes | no |
| 3G (UMTS) | N/A | no | no | N/A |
| AC adapter included | N/A | no | no | N/A |
| Bluetooth | N/A | yes | no | no |
| USB | N/A | yes | yes | N/A |
| Total USB ports | N/A | 1 pc | 1 | N/A |
| USB powered (only mha USB) | N/A | yes | yes | N/A |
| Wi-Fi standards | N/A | N/A |
| N/A |
| USB type | N/A | N/A | Micro-USB A | N/A |
| Battery type | Lithium-Ion | Lithium-Ion | Li-Ion | N/A |
|---|---|---|---|---|
| Battery life | 168.0 h | 336.0 h | 1460.0 h | 3.0 h |
| Battery charge time | 3.0 h | 4.0 h | 2.0 h | N/A |
| Battery life (page views) | N/A | 7500 | N/A | N/A |
| Battery voltage | N/A | 0.0 V | 3.7 V | 5.0 V |
| Rechargeable battery (enclosed/integrate) | N/A | yes | yes | N/A |
| Number of batteries required | N/A | N/A | 1 | N/A |
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