  |  |  |  | |
| Available colors | ||||
| Editiorial reviews | ||||
| User rating |
| Touchscreen | yes | yes | yes | yes |
|---|---|---|---|---|
| Colour | no | no | N | N |
| Screen size | 7.0 in | 6.0 in | 6.8 in | 7.8 in |
| Screen resolution | x 300 px | 1440 x 1080 px | 1430 x 1080 px | 1872 x 1404 px |
| Pixel density | 300.0 ppi | 300.0 ppi | 265.0 ppi | N/A |
| Shades of grey | 16 | 16 | 16 | N/A |
| DPI | 300.0 dpi | 300.0 dpi | 265.0 dpi | N/A |
| Screen technology | N/A | LED | E Ink Carta | E Ink Carta |
| Aspect ratio | N/A | N/A | 4:3 | N/A |
| Book capacity | 1000 | 3000 | 3000 | N/A |
|---|---|---|---|---|
| Supported book file formats |
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| Supported image formats |
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|
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| Supported video formats | Not supported | Not supported | Not supported | Not supported |
| Built-in memory | yes | yes | yes | N/A |
| Memory size |
|
| 4GB | 16GB |
| Memory card reader | no | no | yes | N/A |
| RAM size | N/A | 1024.0 mB | 512.0 mB | 1024.0 mB |
| Compatible memory cards | N/A | N/A |
| N/A |
| Maximum memory card size | N/A | N/A | 32 | N/A |
| Built-in processor | N/A | N/A | Y | Y |
| Processor speed | N/A | N/A | 1000.0 MHz | N/A |
| Colour of product |
| Black | Black | Black |
|---|---|---|---|---|
| On/off switch | yes | yes | yes | N/A |
| Housing material | N/A | N/A | N/A | Plastic |
| Height | 5.63 in | 0.3 in | 0.38 in | 7.68 in |
|---|---|---|---|---|
| Width | 4.8 in | 4.53 in | 7.05 in | 5.37 in |
| Depth | 0.33 in | 6.38 in | 5.08 in | 0.31 in |
| Weight | 4.62 oz | 6.63 oz | 8.22 oz | 7.94 oz |
| Speakers | no | no | no | N/A |
|---|---|---|---|---|
| Audio 3.5mm input | no | no | no | N/A |
| Supported audio formats | AAX | Not supported | Not supported | MP3 |
| Menu languages | Multi | N/A | N/A | N/A |
|---|---|---|---|---|
| Operating system | Proprietary OS | Proprietary OS | Proprietary OS | N/A |
| Input method | Multi-touch | Multi-touch | Multi-touch | N/A |
| Qwerty keyboard (buttons) | no | no | no | N/A |
| Rotating | yes | N/A | N/A | yes |
| Adjustable text | yes | yes | yes | N/A |
| Amazon whispersync | yes | yes | N/A | N/A |
| Built-In dictionary | yes | yes | yes | yes |
| Digital library access | yes | yes | yes | N/A |
| Lighting | yes | yes | yes | N/A |
| Word translation | yes | N/A | yes | N/A |
| Qwerty keyboard (screen) | N/A | yes | yes | N/A |
| MP3 Player | N/A | no | N/A | yes |
| Web browsing | N/A | yes | yes | N/A |
| Wi-Fi | yes | yes | yes | yes |
|---|---|---|---|---|
| Wi-Fi standards |
|
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|
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| 3G (UMTS) | no | no | no | N/A |
| AC adapter included | no | no | no | N/A |
| Headphone out | no | no | N/A | N/A |
| Bluetooth | yes | no | no | yes |
| 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 | Mini-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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