  |  |  |  | |
| Editiorial reviews | ||||
| User rating |
| Touchscreen | yes | yes | yes | yes |
|---|---|---|---|---|
| Colour | no |
| N | N |
| Screen size | 6.0 in | 6.0 in | 6.0 in | 6.0 in |
| Screen technology | LED | E Ink Carta | N/A | E Ink Carta |
| Screen resolution | 1440 x 1080 px | x 300 px | 1448 x 1072 px | 800 x 600 px |
| Pixel density | 300.0 ppi | N/A | 300.0 ppi | N/A |
| Shades of grey | 16 | N/A | 16 | 16 |
| DPI | 300.0 dpi | 300.0 dpi | 300.0 dpi | N/A |
| Aspect ratio | N/A | N/A | N/A | 4:3 |
| Book capacity | 3000 | 6000 | 3000 | 2000 |
|---|---|---|---|---|
| Supported book file formats |
|
|
|
|
| Supported image formats |
|
|
| N/A |
| Supported video formats | Not supported | N/A | Not supported | Not supported |
| Built-in memory | yes | yes | yes | yes |
| Memory size |
| 8GB |
| 4GB |
| Memory card reader | no | yes | no | no |
| RAM size | 1024.0 mB | N/A | N/A | 512.0 mB |
| Compatible memory cards | N/A | microSD | Not supported | Not supported |
| Processor speed | N/A | N/A | 1000.0 MHz | 1000.0 MHz |
| Built-in processor | N/A | N/A | N/A | Y |
| Height | 0.3 in | 6.28 in | 6.18 in | 6.89 in |
|---|---|---|---|---|
| Width | 4.53 in | 4.33 in | 4.53 in | 4.57 in |
| Depth | 6.38 in | 0.33 in | 0.35 in | 0.38 in |
| Weight | 6.63 oz | 5.86 oz | 6.35 oz | 6.0 oz |
| Speakers | no | no | no | no |
|---|---|---|---|---|
| Audio 3.5mm input | no | N/A | no | no |
| Supported audio formats | Not supported | N/A | BMP | N/A |
| Wi-Fi | yes | yes | yes | yes |
|---|---|---|---|---|
| Wi-Fi standards |
|
|
|
|
| 3G (UMTS) | no | N/A | no | no |
| AC adapter included | no | N/A | no | no |
| Headphone out | no | N/A | N/A | N/A |
| Bluetooth | no | no | no | no |
| USB | yes | yes | yes | yes |
| USB version | USB 2.0 | N/A | N/A | USB 2.0 |
| USB type | Micro-USB | Micro-USB | Micro-USB | Micro-USB B |
| Total USB ports | 1 | N/A | 1 | 1 |
| USB powered (only mha USB) | yes | N/A | yes | yes |
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