  |  |  |  | |
| Available colors | ||||
| Editiorial reviews | ||||
| User rating |
| Touchscreen | no | yes | yes | yes |
|---|---|---|---|---|
| Colour | N | N/A | N/A |
|
| Screen size | 5.0 in | 11.5 in | 6.0 in | 6.0 in |
| Screen technology | E Ink | N/A | N/A | E Ink Pearl |
| Screen resolution | 800 x 600 px | 1200 x 1600 px | 600 x 800 px | 800 x 600 px |
| Shades of grey | 16 | N/A | 16 | 16 |
| Aspect ratio | N/A | N/A | 4:3 | 3:4 |
| Supported book file formats |
| N/A |
| TXT |
|---|---|---|---|---|
| Supported image formats |
| N/A |
|
|
| Supported video formats | Not supported | N/A | N/A | Not supported |
| Memory size | 512MB | 4GB | 2GB | 2GB |
| Compatible memory cards | microSD | Secure Digital HC |
| Secure Digital |
| Maximum memory card size | 32 | N/A | 32GB | 32GB |
| Built-in processor | Samsung S3C2440 | Marvell | N/A | N/A |
| Processor speed | 400.0 MHz | N/A | 532.0 MHz | 800.0 MHz |
| RAM size | 64.0 mB | N/A | N/A | 512.0 mB |
| Built-in memory | N/A | N/A | yes | N/A |
| Memory card reader | N/A | N/A | yes | yes |
| Book capacity | N/A | N/A | N/A | 1200 |
| Colour of product | Black | Black |
| White |
|---|
| Height | 4.85 in | 0.27 in | 4.69 in | 6.81 in |
|---|---|---|---|---|
| Width | 5.76 in | 11.0 in | 4.68 in | 4.33 in |
| Depth | 0.54 in | 9.0 in | 0.38 in | 0.35 in |
| Weight | 6.35 oz | 17.57 oz | 7.76 oz | 5.93 oz |
| Battery capacity | 1000.0 mAh | N/A | N/A | N/A |
|---|---|---|---|---|
| Battery type | Lithium Polymer | Lithium-Ion | Li-Ion | Lithium-Ion |
| Battery life | 720.0 h | 168.0 h | N/A | 720.0 h |
| Battery life (page views) | 8000 | N/A | 10,000 | 14,000 |
| Battery charge time | N/A | 3.0 h | N/A | 2.0 h |
| Rechargeable battery (enclosed/integrate) | N/A | N/A | yes | yes |
| Battery voltage | N/A | N/A | N/A | 3.7 V |
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