  |  |  |  |  |
| CPU clock speed | 1.1 GHz | 1.3 GHz | 2.2 GHz | 2.6 GHz | 1.8 GHz |
|---|---|---|---|---|---|
| CPU cores | Quad-core | Quad-core | 8-core | 8-core | 8-core |
| Operating system | N/A | Android 7.0 | Android 9.0 Pie |
| Android 5.1 |
| GPU model | N/A | ARM Mali-400 MP2 | N/A | N/A | Qualcomm Adreno 510 |
| RAM memory | N/A | 2 GB | 4 GB |
| 3 GB |
| CPU model | N/A | N/A | Hisilicon Kirin 710 | Hisilicon Kirin 980 | Qualcomm Snapdragon 652 MSM8976 |
| Screen size | 4.0 in | 5.0 in | 6.15 in | 6.47 in | 6.0 in |
|---|---|---|---|---|---|
| Touchscreen | yes | yes | N/A | N/A | yes |
| HDR | no | N/A | N/A | N/A | no |
| Panel type | N/A | LCD | LCD | OLED | OLED |
| Resolution | N/A | 720 x 1280 px | 2312 x 1080 px | 2340 x 1080 px | 1920 x 1080 px |
| Technology | N/A | IPS TFT | LTPS | N/A | Super AMOLED |
| Number of colors | N/A | N/A | 16.7M | 16.7M | 16.7M |
| Pixel density | N/A | N/A | 415.0 ppi | 400.0 ppi | 367.0 ppi |
| Screen material | N/A | N/A | N/A | N/A | Corning Gorilla Glass 4.0 |
| Dual screen support | N/A | N/A | N/A | N/A | no |
| Scratch resistant display | N/A | N/A | N/A | N/A | yes |
| Multi touch | N/A | N/A | N/A | N/A | yes |
| Dual sim support | yes | yes | yes | yes | yes |
|---|---|---|---|---|---|
| Bluetooth | yes | N/A | yes | yes | yes |
| Sim card size | N/A | Nano-SIM | Nano SIM | Nano SIM | Nano-SIM |
| Charging connection | N/A | USB | USB | USB | USB |
| Headphone connection | N/A | 3.5 mm | 3.5 mm | N/A | 3.5 mm |
| Type of USB connector | N/A | Micro-USB | USB Type-C | USB Type-C | N/A |
| Bluetooth version | N/A | N/A | 4.2 | 5.0 | 4.1 |
| NFC | N/A | N/A | yes | yes | yes |
| Bluetooth profile | N/A | N/A | N/A | SBC | A2DP |
| Bluetooth codec | N/A | N/A | N/A | N/A | SBC |
| USB version | N/A | N/A | N/A | N/A | 2.0 |
| Battery capacity | 2930.0 mAh | 2800.0 mAh | 3340.0 mAh | 4200.0 mAh | 4000.0 mAh |
|---|---|---|---|---|---|
| Battery type | N/A | N/A | Lithium Polymer | Lithium Polymer | Lithium ion |
| Standby time | N/A | N/A | 293.0 h | 697.0 h | N/A |
| Talk time | N/A | N/A | 21.0 h | 26.0 h | N/A |
| Wireless charging | N/A | N/A | N/A | yes | no |
| Wireless charging standard | N/A | N/A | N/A | Qi | N/A |
| Replaceable battery | N/A | N/A | N/A | N/A | no |
| Fast charging | N/A | N/A | N/A | N/A | no |
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