  |  |  |  | |
| Available colors | ||||
| Editiorial reviews | ||||
| User rating |
| Touchscreen | yes | yes | yes | yes |
|---|---|---|---|---|
| Colour | no | N | N | N |
| Screen size | 6.0 in | 6.0 in | 6.8 in | 7.0 in |
| Screen technology | E Ink | E Ink Pearl | E Ink | E Ink Carta |
| Screen resolution | 1440 x 1080 px | 1014 x 758 px | 1440 x 1080 px | 1680 x 1264 px |
| Pixel density | 300.0 ppi | N/A | 265.0 ppi | N/A |
| Shades of grey | 16 | 16 | 16 | N/A |
| Aspect ratio | 4:3 | 16:9 | 4:3 | 4:3 |
| DPI | 300.0 dpi | 211.0 dpi | 265.0 dpi | N/A |
| Book capacity | 1000 | 3000 | 3000 | N/A |
|---|---|---|---|---|
| Supported book file formats |
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| Supported image formats |
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| Supported video formats | Not supported | N/A | Not supported | N/A |
| Built-in memory | yes | yes | yes | N/A |
| Memory size | 4GB | 4GB | 4GB | 8GB |
| Memory card reader | no | yes | yes | N/A |
| Processor speed | 1000.0 MHz | 1000.0 MHz | 1000.0 MHz | N/A |
| RAM size | 512.0 mB | 256.0 mB | 1024.0 mB | 512.0 mB |
| Compatible memory cards | N/A |
| microSD | Not supported |
| Maximum memory card size | N/A | 32 | 32 | N/A |
| Built-in processor | N/A | Y | N/A | N/A |
| Colour of product |
| Black | White | White |
|---|---|---|---|---|
| On/off switch | N/A | N/A | yes | yes |
| Height | 6.65 in | 5.91 in | 6.92 in | 6.26 in |
|---|---|---|---|---|
| Width | 4.61 in | 4.49 in | 0.46 in | 5.67 in |
| Depth | 0.36 in | 0.32 in | 5.05 in | 0.31 in |
| Weight | 7.23 oz | 6.14 oz | 8.47 oz | 6.77 oz |
| Wi-Fi | yes | yes | yes | yes |
|---|---|---|---|---|
| Wi-Fi standards |
|
|
| N/A |
| 3G (UMTS) | no | no | no | N/A |
| AC adapter included | no | yes | yes | N/A |
| Headphone out | no | no | no | N/A |
| Bluetooth | no | no | no | no |
| USB | yes | yes | yes | N/A |
| USB version | USB 2.0 | USB 2.0 | USB 2.0 | N/A |
| USB type | Micro-USB B | Micro-USB B | Micro-USB B | Micro-USB |
| Total USB ports | 1 | 1 | 1 | N/A |
| USB powered (only mha USB) | yes | yes | yes | N/A |
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