  |  |  |  |  |
| Touchscreen | yes | yes | yes | yes | yes |
|---|---|---|---|---|---|
| Colour | N | N/A |
| N | N |
| Screen size | 6.0 in | 6.0 in | 6.0 in | 6.0 in | 7.0 in |
| Screen technology | E Ink Pearl | N/A | E Ink Pearl | N/A | E Ink Carta |
| Screen resolution | 1014 x 758 px | 1024 x 768 px | 1024 x 758 px | 1448 x 1072 px | 1680 x 1264 px |
| Shades of grey | 16 | N/A | 16 | 16 | N/A |
| Aspect ratio | 16:9 | N/A | 4:3 | N/A | 4:3 |
| DPI | 211.0 dpi | 212.0 dpi | 213.0 dpi | 300.0 dpi | N/A |
| Pixel density | N/A | N/A | N/A | 300.0 ppi | N/A |
| Book capacity | 3000 | N/A | 1000 | 3000 | N/A |
|---|---|---|---|---|---|
| Supported book file formats |
|
|
|
|
|
| Supported image formats |
|
|
|
|
|
| Built-in memory | yes | yes | yes | yes | N/A |
| Memory size | 4GB | N/A | 2GB |
| 8GB |
| Memory card reader | yes | no | yes | no | N/A |
| Compatible memory cards |
| N/A | microSD | Not supported | Not supported |
| Maximum memory card size | 32 | N/A | 32 | N/A | N/A |
| Built-in processor | Y | N/A | N/A | N/A | N/A |
| Processor speed | 1000.0 MHz | N/A | 1000.0 MHz | 1000.0 MHz | N/A |
| RAM size | 256.0 mB | N/A | N/A | N/A | 512.0 mB |
| Supported video formats | N/A | N/A | Not supported | Not supported | N/A |
| Height | 5.91 in | 6.26 in | 0.39 in | 6.18 in | 6.26 in |
|---|---|---|---|---|---|
| Width | 4.49 in | 4.45 in | 4.49 in | 4.53 in | 5.67 in |
| Depth | 0.32 in | 0.33 in | 6.18 in | 0.35 in | 0.31 in |
| Weight | 6.14 oz | 6.35 oz | 6.53 oz | 6.35 oz | 6.77 oz |
| Wi-Fi | yes | yes | yes | yes | yes |
|---|---|---|---|---|---|
| Wi-Fi standards |
| N/A |
|
| N/A |
| 3G (UMTS) | no | no | no | no | N/A |
| AC adapter included | yes | yes | yes | no | N/A |
| Headphone out | no | N/A | no | N/A | N/A |
| Bluetooth | no | N/A | no | no | no |
| USB | yes | yes | yes | yes | N/A |
| USB version | USB 2.0 | N/A | USB 2.0 | N/A | N/A |
| USB type | Micro-USB B | N/A | Micro-USB B | Micro-USB | Micro-USB |
| Total USB ports | 1 | N/A | 1 | 1 | N/A |
| USB powered (only mha USB) | yes | N/A | yes | yes | N/A |
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