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Editiorial reviews | ||||
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User rating |
Touchscreen | yes | yes | yes | yes |
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Colour | N |
| N | Y |
Screen size | 6.8 in | 6.0 in | 6.0 in | 6.0 in |
Screen technology | E Ink Carta | E Ink Pearl | E Ink | E Ink Carta |
Screen resolution | 1430 x 1080 px | 1024 x 758 px | 1024 x 758 px | 1072 x 1448 px |
Pixel density | 265.0 ppi | N/A | N/A | N/A |
Shades of grey | 16 | 16 | 16 | 16 |
Aspect ratio | 4:3 | 4:3 | N/A | N/A |
DPI | 265.0 dpi | 213.0 dpi | N/A | N/A |
Book capacity | 3000 | 1000 | 2000 | N/A |
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Supported book file formats |
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Supported image formats |
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| N/A | N/A |
Supported video formats | Not supported | Not supported | Not supported | Not supported |
Built-in memory | yes | yes | N/A | N/A |
Memory size | 4GB | 2GB | 2GB | 8GB |
Memory card reader | yes | yes | N/A | N/A |
Compatible memory cards |
| microSD |
| N/A |
Maximum memory card size | 32 | 32 | 32 | 25 |
Built-in processor | Y | N/A | Y | Y |
Processor speed | 1000.0 MHz | 1000.0 MHz | 800.0 MHz | 1000.0 MHz |
RAM size | 512.0 mB | N/A | 256.0 mB | 512.0 mB |
Height | 0.38 in | 0.39 in | 6.89 in | 6.16 in |
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Width | 7.05 in | 4.49 in | 4.57 in | 4.34 in |
Depth | 5.08 in | 6.18 in | 0.36 in | 0.33 in |
Weight | 8.22 oz | 6.53 oz | 6.46 oz | 5.86 oz |
Speakers | no | no | no | N/A |
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Audio 3.5mm input | no | no | N/A | N/A |
Supported audio formats | Not supported | Not supported | Not supported | Not supported |
Wi-Fi | yes | yes | yes | no |
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Wi-Fi standards |
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| N/A |
3G (UMTS) | no | no | N/A | N/A |
AC adapter included | no | yes | N/A | N/A |
Bluetooth | no | no | no | no |
USB | yes | yes | N/A | N/A |
USB version | USB 2.0 | USB 2.0 | USB 2.0 | N/A |
USB type | Mini-USB B | Micro-USB B | Micro-USB A | Micro-USB |
Total USB ports | 1 | 1 | N/A | N/A |
USB powered (only mha USB) | yes | yes | N/A | N/A |
Headphone out | N/A | no | no | no |