  |  |  |  | |
| Editiorial reviews | ||||
| User rating |
| Touchscreen | yes | yes | yes | yes |
|---|---|---|---|---|
| Colour |
|
| N | Y |
| Screen size | 6.0 in | 6.0 in | 5.0 in | 6.0 in |
| Screen technology | E Ink Carta | E Ink Pearl | E Ink VizPlex | E Ink Carta |
| Screen resolution | x 300 px | 1024 x 758 px | 800 x 600 px | 1072 x 1448 px |
| DPI | 300.0 dpi | 213.0 dpi | 200.0 dpi | N/A |
| Shades of grey | N/A | 16 | 16 | 16 |
| Aspect ratio | N/A | 4:3 | N/A | N/A |
| Book capacity | 6000 | 1000 | 1000 | N/A |
|---|---|---|---|---|
| Supported book file formats |
|
|
|
|
| Supported image formats |
|
|
| N/A |
| Built-in memory | yes | yes | N/A | N/A |
| Memory size | 8GB | 2GB | 2GB | 8GB |
| Memory card reader | yes | yes | no | N/A |
| Compatible memory cards | microSD | microSD | N/A | N/A |
| Supported video formats | N/A | Not supported | N/A | Not supported |
| Maximum memory card size | N/A | 32 | N/A | 25 |
| Processor speed | N/A | 1000.0 MHz | 800.0 MHz | 1000.0 MHz |
| Built-in processor | N/A | N/A | N/A | Y |
| RAM size | N/A | N/A | N/A | 512.0 mB |
| Height | 6.28 in | 0.39 in | 5.24 in | 6.16 in |
|---|---|---|---|---|
| Width | 4.33 in | 4.49 in | 4.02 in | 4.34 in |
| Depth | 0.33 in | 6.18 in | 0.39 in | 0.33 in |
| Weight | 5.86 oz | 6.53 oz | 4.73 oz | 5.86 oz |
| Wi-Fi | yes | yes | yes | no |
|---|---|---|---|---|
| Wi-Fi standards |
|
|
| N/A |
| Bluetooth | no | no | no | no |
| USB | yes | yes | yes | N/A |
| USB type | Micro-USB | Micro-USB B | Micro-USB A | Micro-USB |
| 3G (UMTS) | N/A | no | no | N/A |
| AC adapter included | N/A | yes | no | N/A |
| Headphone out | N/A | no | N/A | no |
| USB version | N/A | USB 2.0 | USB 2.0 | N/A |
| Total USB ports | N/A | 1 | 1 | N/A |
| USB powered (only mha USB) | N/A | yes | yes | N/A |
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