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Available colors | ||||
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Editiorial reviews | ||||
User rating |
Touchscreen | yes | yes | yes | yes |
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Colour | no | N | N | N/A |
Screen size | 6.0 in | 10.3 in | 8.0 in | 11.5 in |
Screen technology | E Ink | E Ink | E Ink Pearl | N/A |
Screen resolution | 1024 x 758 px | 1872 x 1404 px | 1600 x 1200 px | 1200 x 1600 px |
Pixel density | 212.0 ppi | N/A | N/A | N/A |
Shades of grey | 16 | N/A | 16 | N/A |
DPI | 212.0 dpi | N/A | N/A | N/A |
Book capacity | 1000 | N/A | 2000 | N/A |
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Supported book file formats |
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| N/A |
Supported image formats |
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| N/A |
Supported video formats | Not supported | Not supported | N/A | N/A |
Built-in memory | yes | N/A | N/A | N/A |
Memory size | 2GB | 64GB | 4GB | 4GB |
Memory card reader | no | N/A | N/A | N/A |
Compatible memory cards | Not supported | Not supported | microSD | Secure Digital HC |
Processor speed | 1000.0 MHz | 2000.0 MHz | 1000.0 MHz | N/A |
RAM size | 256.0 mB | 4000.0 mB | 512.0 mB | N/A |
Built-in processor | N/A | Y | Y | Marvell |
Maximum memory card size | N/A | N/A | 32 | N/A |
Colour of product | Black | Graphite | Black | Black |
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On/off switch | yes | N/A | yes | N/A |
Housing material | N/A | N/A | Plastic | N/A |
Height | 6.65 in | 9.82 in | 7.7 in | 0.27 in |
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Width | 4.61 in | 0.28 in | 6.42 in | 11.0 in |
Depth | 0.36 in | 7.0 in | 0.29 in | 9.0 in |
Weight | 7.27 oz | 13.33 oz | 10.76 oz | 17.57 oz |
Battery type | Lithium Polymer | Lithium-Ion | Lithium-Ion | Lithium-Ion |
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Battery life | 1440.0 h | N/A | N/A | 168.0 h |
Battery charge time | 4.0 h | N/A | N/A | 3.0 h |
Number of batteries required | 1 | N/A | N/A | N/A |
Rechargeable battery (enclosed/integrate) | yes | N/A | N/A | N/A |
Battery capacity | N/A | 4300.0 mAh | 2500.0 mAh | N/A |
Battery voltage | N/A | N/A | 3.7 V | N/A |