  |  |  |  |  |
| Operating system | Android 6.0 | Android 7.0 | Android 4.4 | Android 5.0 | Android 6.0 |
|---|---|---|---|---|---|
| CPU clock speed | 1.3 GHz | 1.5 GHz | 1.7 GHz | 2.1 GHz | 2.3 GHz |
| CPU cores | Quad-core | 8-core | Dual-core | 8-core | 8-core |
| CPU model | MediaTek MT6737 | N/A | Qualcomm Snapdragon S4 Plus MSM8960 | Samsung Exynos Octa 7420 | Samsung Exynos 8 Octa 8890 |
| GPU model | ARM Mali-T720 | N/A | Qualcomm Adreno 225 | ARM Mali-T760 | ARM Mali-T880 MP12 |
| RAM memory | 2 GB | N/A | 1 GB | 3 GB | 4 GB |
| Screen size | 5.5 in | 5.7 in | 4.3 in | 5.1 in | 5.5 in |
|---|---|---|---|---|---|
| Touchscreen | yes | yes | yes | yes | yes |
| Number of colors | 16.7M | N/A | N/A | 16.7M | 16.7M |
| Panel type | LCD | LCD | N/A | OLED | OLED |
| Resolution | 720 x 1280 px | N/A | N/A | 2560 x 1440 px | 2560 x 1440 px |
| Technology | IPS TFT | IPS TFT | N/A |
|
|
| Pixel density | 267.0 ppi | N/A | 342.0 ppi | 576.0 ppi | 534.0 ppi |
| Dual screen support | no | N/A | N/A | no | no |
| Scratch resistant display | yes | N/A | N/A | yes | yes |
| HDR | no | N/A | N/A | no | no |
| Screen material | N/A | N/A | N/A | Corning Gorilla Glass 4.0 | Corning Gorilla Glass 5.0 |
| Multi touch | N/A | N/A | N/A | yes | N/A |
| Dual sim support | yes | yes | N/A | no | no |
|---|---|---|---|---|---|
| Sim card size | Nano-SIM | N/A | N/A | Nano-SIM | Nano-SIM |
| DLNA certified | no | N/A | N/A | yes | yes |
| Bluetooth | yes | yes | yes | yes | yes |
| Bluetooth version | 4.0 | N/A | N/A | 4.1 | 4.2 |
| Bluetooth profile | A2DP | N/A | N/A |
|
|
| Bluetooth codec | SBC | N/A | N/A |
|
|
| NFC | no | N/A | N/A | yes | yes |
| Charging connection | USB | N/A | N/A |
| USB |
| Headphone connection | 3.5 mm | N/A | N/A | 3.5 mm | 3.5 mm |
| USB version | 2.0 | N/A | N/A | 2.0 | 2.0 |
| Video output | No | N/A | N/A | MHL | No |
| Type of USB connector | N/A | N/A | N/A | Micro-USB | Micro-USB |
| USB On-The-Go (OTG) | N/A | N/A | N/A | yes | yes |
| Wireless network (Wi-Fi) | yes | yes | yes | yes | yes |
|---|---|---|---|---|---|
| Wireless networking standard |
| N/A | N/A |
|
|
| Data transmission | HSPA+ | N/A | HSDPA |
|
|
| Navigation system | A-GPS | N/A | N/A |
|
|
| 2G GSM | yes | N/A | N/A | yes | yes |
| 3G UMTS | yes | yes | N/A | yes | yes |
| 4G LTE | yes | yes | yes | yes | yes |
| GSM frequencies | N/A | N/A | N/A |
|
|
| UMTS frequences | N/A | N/A | N/A |
|
|
| LTE frequencies | N/A | N/A | N/A |
|
|
| Mobile hotspot | N/A | N/A | N/A | yes | yes |
| Streaming standards | N/A | N/A | N/A | Google Cast |
|
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