  |  |  |  | |
| Editiorial reviews | ||||
| User rating |
| Touchscreen | yes | yes | yes | yes |
|---|---|---|---|---|
| Colour | N |
|
| N |
| Screen size | 6.8 in | 6.0 in | 6.0 in | 6.0 in |
| Screen technology | E Ink Carta | E Ink Carta | E Ink Pearl | N/A |
| Screen resolution | 1430 x 1080 px | x 300 px | 1024 x 758 px | 1448 x 1072 px |
| Pixel density | 265.0 ppi | N/A | N/A | 300.0 ppi |
| Shades of grey | 16 | N/A | 16 | 16 |
| Aspect ratio | 4:3 | N/A | 4:3 | N/A |
| DPI | 265.0 dpi | 300.0 dpi | 213.0 dpi | 300.0 dpi |
| Book capacity | 3000 | 6000 | 1000 | 3000 |
|---|---|---|---|---|
| Supported book file formats |
|
|
|
|
| Supported image formats |
|
|
|
|
| Supported video formats | Not supported | N/A | Not supported | Not supported |
| Built-in memory | yes | yes | yes | yes |
| Memory size | 4GB | 8GB | 2GB |
|
| Memory card reader | yes | yes | yes | no |
| Compatible memory cards |
| microSD | microSD | Not supported |
| Maximum memory card size | 32 | N/A | 32 | N/A |
| Built-in processor | Y | N/A | N/A | N/A |
| Processor speed | 1000.0 MHz | N/A | 1000.0 MHz | 1000.0 MHz |
| RAM size | 512.0 mB | N/A | N/A | N/A |
| Height | 0.38 in | 6.28 in | 0.39 in | 6.18 in |
|---|---|---|---|---|
| Width | 7.05 in | 4.33 in | 4.49 in | 4.53 in |
| Depth | 5.08 in | 0.33 in | 6.18 in | 0.35 in |
| Weight | 8.22 oz | 5.86 oz | 6.53 oz | 6.35 oz |
| Speakers | no | no | no | no |
|---|---|---|---|---|
| Audio 3.5mm input | no | N/A | no | no |
| Supported audio formats | Not supported | N/A | Not supported | BMP |
| Operating system | Proprietary OS | N/A | Proprietary OS | Proprietary OS |
|---|---|---|---|---|
| Input method | Multi-touch | N/A | Multi-touch | Multi-touch |
| Qwerty keyboard (buttons) | no | no | no | no |
| Qwerty keyboard (screen) | yes | N/A | yes | yes |
| Adjustable text | yes | N/A | yes | yes |
| Built-In dictionary | yes | N/A | yes | yes |
| Digital library access | yes | N/A | yes | yes |
| Lighting | yes | yes | yes | yes |
| Web browsing | yes | N/A | yes | N/A |
| Word translation | yes | N/A | N/A | N/A |
| Menu languages | N/A |
| N/A |
|
| Rotating | N/A | N/A | no | N/A |
| Wi-Fi | yes | yes | yes | yes |
|---|---|---|---|---|
| Wi-Fi standards |
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|
|
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| 3G (UMTS) | no | N/A | no | no |
| AC adapter included | no | N/A | yes | no |
| Bluetooth | no | no | no | no |
| USB | yes | yes | yes | yes |
| USB version | USB 2.0 | N/A | USB 2.0 | N/A |
| USB type | Mini-USB B | Micro-USB | Micro-USB B | Micro-USB |
| Total USB ports | 1 | N/A | 1 | 1 |
| USB powered (only mha USB) | yes | N/A | yes | yes |
| Headphone out | N/A | N/A | no | N/A |
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