  |  |  |  |  |
| Operating system | Android 7.0 | Android 9.0 Pie | Android 4.4 | Proprietary OS | Android 2.3 |
|---|---|---|---|---|---|
| CPU clock speed | 1.3 GHz | N/A | 1.4 GHz | N/A | 0.8 GHz |
| CPU cores | Quad-core | N/A | Dual-core | Single-core | Single-core |
| CPU model | N/A | Qualcomm | Qualcomm Snapdragon 400 MSM8930AB | N/A | Qualcomm Snapdragon MSM7227A |
| RAM memory | N/A | 2 GB | 1 GB | N/A | 512 MB |
| GPU model | N/A | N/A | Qualcomm Adreno 305 | N/A | Qualcomm Adreno 200 |
| Screen size | 5.0 in | 2.6 in | 4.3 in | 1.9 in | 3.27 in |
|---|---|---|---|---|---|
| Touchscreen | yes | N/A | yes | no | yes |
| Screen material | N/A | Corning Gorilla Glass | N/A | N/A | N/A |
| Number of colors | N/A | N/A | 16.7M | 262K | 256 |
| Panel type | N/A | N/A | LCD | N/A | LCD |
| Resolution | N/A | N/A | 1280 x 720 px | 176 x 220 px | 480 x 320 px |
| Technology | N/A | N/A | IPS TFT | CSTN | N/A |
| Pixel density | N/A | N/A | 341.0 ppi | N/A | 176.0 ppi |
| Dual screen support | N/A | N/A | no | yes | no |
| Scratch resistant display | N/A | N/A | yes | no | N/A |
| HDR | N/A | N/A | no | no | no |
| Multi touch | N/A | N/A | yes | N/A | yes |
| Battery capacity | 4400.0 mAh | 4400.0 mAh | 1800.0 mAh | 780.0 mAh | 1300.0 mAh |
|---|---|---|---|---|---|
| Battery type | N/A | Lithium Ion | Lithium Polymer | N/A | Lithium ion |
| Replaceable battery | N/A | N/A | no | yes | yes |
| Standby time | N/A | N/A | 692.0 h | 348.0 h | 600.0 h |
| Talk time | N/A | N/A | 13.0 h | 6.5 h | 12.0 h |
| Fast charging | N/A | N/A | no | no | no |
| Wireless charging | N/A | N/A | no | N/A | no |
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