  |  |  |  |  |
| Operating system | Windows Mobile 6.1 | Android 4.4 | Proprietary OS | Android 7.0 Nougat | Android 4.0 |
|---|---|---|---|---|---|
| CPU clock speed | 0.53 GHz | 1.4 GHz | N/A | 2.39 GHz | 1.5 GHz |
| CPU cores | Single-core | 8-core | Single-core | 8-core | Dual-core |
| RAM memory | 288 MB | 1 GB | N/A | 6 GB | 1 GB |
| CPU model | N/A | MediaTek MT6592 | N/A | MediaTek Helio | Qualcomm Snapdragon 400 MSM8930 |
| GPU model | N/A | ARM Mali-450 MP4 | N/A | ARM Mali-T880 MP2 | Qualcomm Adreno 305 |
| Screen size | 3.2 in | 5.0 in | 1.9 in | 6.0 in | 4.5 in |
|---|---|---|---|---|---|
| Touchscreen | yes | N/A | no | yes | N/A |
| Number of colors | 65K | 16.7M | 262K | 16.7M | 16.7M |
| Panel type | LCD | LCD | N/A | IPS | OLED |
| Resolution | 480 x 800 px | 1280 x 720 px | 176 x 220 px | 1080 x 2160 px | 800 x 480 px |
| Dual screen support | no | N/A | yes | no | N/A |
| Scratch resistant display | no | N/A | no | N/A | N/A |
| HDR | no | N/A | no | N/A | N/A |
| Technology | N/A | IPS LCD | CSTN | N/A | Super AMOLED |
| Pixel density | N/A | 294.0 ppi | N/A | 403.0 ppi | 207.0 ppi |
| Screen material | N/A | Corning Gorilla Glass 3.0 | N/A | N/A | N/A |
| Multi touch | N/A | yes | N/A | N/A | yes |
| Height | 4.25 in | 5.51 in | 4.06 in | 6.21 in | 5.2 in |
|---|---|---|---|---|---|
| Width | 2.09 in | 2.76 in | 1.65 in | 2.96 in | 2.72 in |
| Depth | 0.54 in | 0.31 in | 0.59 in | 0.35 in | 0.37 in |
| Weight | 4.14 oz | N/A | 3.6 oz | 7.33 oz | 4.9 oz |
| Replaceable battery | yes | N/A | yes | N/A | N/A |
|---|---|---|---|---|---|
| Battery capacity | 1100.0 mAh | 1920.0 mAh | 780.0 mAh | 4080.0 mAh | 2000.0 mAh |
| Standby time | 500.0 h | N/A | 348.0 h | N/A | 581.0 h |
| Talk time | 5.0 h | N/A | 6.5 h | N/A | 11.0 h |
| Fast charging | no | N/A | no | N/A | N/A |
| Wireless charging | no | N/A | N/A | N/A | N/A |
| Battery type | N/A | Lithium ion | N/A | N/A | Lithium ion |
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