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| Editiorial reviews | ||||
| User rating |
| Operating system | Android 4.4 | Android 4.4 | OxygenOS | Android 10 |
|---|---|---|---|---|
| CPU clock speed | 1.2 GHz | 1.3 GHz | 2.84 GHz | 2.73 GHz |
| CPU cores | Dual-core | Quad-core | 8-core | 8-core |
| CPU model | Intel Atom Z2520 | N/A | Qualcomm Snapdragon 865 | Samsung Exynos 990 |
| GPU model | PowerVR SGX544 | N/A | N/A | N/A |
| RAM memory | 1 GB | 1 GB |
| 8 GB |
| Screen size | 4.5 in | 4.7 in | 6.55 in | 6.7 in |
|---|---|---|---|---|
| Panel type | LCD | LCD | N/A | N/A |
| Resolution | 854 x 480 px | 1280 x 720 px | 2400 x 1080 px | 3200 x 1440 px |
| Pixel density | 218.0 ppi | 312.0 ppi | 402.0 ppi | 525.0 ppi |
| Multi touch | yes | yes | N/A | N/A |
| Technology | N/A | IPS LCD | Fluid Amoled | Infinity-O Dynamic AMOLED 2X |
| Number of colors | N/A | N/A | 16.7M | 16.7M |
| Screen material | N/A | N/A | Corning Gorilla Glass 3D | Corning Gorilla Glass 6.0 |
| HDR | N/A | N/A | yes | yes |
| Primary sensor resolution | 5.0 Mpx | 13.0 Mpx | 48.0 Mpx | 12.0 Mpx |
|---|---|---|---|---|
| Primary lens aperture | 2.0 f | N/A | N/A | N/A |
| Autofocus | yes | yes | N/A | N/A |
| Face detection | yes | N/A | N/A | N/A |
| Geo-tagging | yes | N/A | N/A | N/A |
| LED Flash | yes | yes | N/A | N/A |
| Touch focus | yes | N/A | N/A | N/A |
| Primary sensor size | N/A | N/A | 1/1.4" | N/A |
| Resolution (second camera) | N/A | N/A | 2.0 Mpx | 12.0 Mpx |
| Resolution (third camera) | N/A | N/A | 16.0 Mpx | 64.0 Mpx |
| Lens aperture (second camera) | N/A | N/A | F/2.4 | F/1.8 |
| Lens aperture (third camera) | N/A | N/A | F/2.2 | F/2.0 |
| Field of View (FoV) (third camera) | N/A | N/A | 116.0 ° | 76.0 ° |
| Focus adjustment | N/A | N/A | Automatic | Automatic |
| Sensor size (second camera) | N/A | N/A | N/A | 1/1.76" |
| Resolution (fourth camera) | N/A | N/A | N/A | 0.3 Mpx |
| Lens aperture (fourth camera) | N/A | N/A | N/A | F/1.0 |
| Primary Field of View (FoV) | N/A | N/A | N/A | 120.0 ° |
| Field of View (FoV) (second camera) | N/A | N/A | N/A | 79.0 ° |
| Optical zoom | N/A | N/A | N/A | 3x |
| Primary resolution | 0.3 Mpx | 5.0 Mpx | 16.0 Mpx | 10.0 Mpx |
|---|---|---|---|---|
| Focus adjustment | N/A | N/A | Automatic | Automatic |
| Lens aperture | N/A | N/A | F/2.45 | F/2.2 |
| Light source | N/A | N/A | Display flash | N/A |
| Primary Field of View (FoV) | N/A | N/A | N/A | 120.0 ° |
| Height | 5.37 in | 5.51 in | 6.31 in | 6.37 in |
|---|---|---|---|---|
| Width | 2.64 in | 2.67 in | 2.87 in | 2.9 in |
| Depth | 0.43 in | 0.32 in | 0.31 in | 0.31 in |
| Weight | 5.29 oz | N/A | 6.35 oz | 6.56 oz |
| Accelerometer | yes | yes | yes | yes |
|---|---|---|---|---|
| Proximity | yes | yes | yes | yes |
| Digital compass | yes | yes | yes | N/A |
| Ambient light sensor | yes | yes | yes | N/A |
| Gyroscope | N/A | N/A | yes | yes |
| Barometer | N/A | N/A | N/A | yes |
| Sim card size | Micro-SIM | N/A | Nano-SIM |
|
|---|---|---|---|---|
| Bluetooth | yes | yes | yes | yes |
| Bluetooth version | 4.0 | 2.0 EDR | 5.1 | 5.0 |
| Headphone connection | 3.5 mm | 3.5 mm | N/A | N/A |
| Type of USB connector | Micro-USB | Micro-USB | USB Type-C | USB Type-C |
| Dual sim support | N/A | yes | yes | yes |
| NFC | N/A | N/A | yes | yes |
| Charging connection | N/A | N/A | USB | USB |
| Bluetooth profile | N/A | N/A | N/A |
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| Wireless network (Wi-Fi) | yes | yes | N/A | N/A |
|---|---|---|---|---|
| Data transmission | HSPA+ | HSDPA |
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| Navigation system | GPS | GPS |
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| 2G GSM | yes | yes | N/A | N/A |
| GSM frequencies |
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| UMTS frequences |
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| Mobile hotspot | yes | N/A | N/A | N/A |
| Replaceable battery | yes | N/A | N/A | N/A |
|---|---|---|---|---|
| Battery type | Lithium ion | Lithium ion | Lithium ion | Lithium ion |
| Battery capacity | 2100.0 mAh | 2200.0 mAh | 4300.0 mAh | 4500.0 mAh |
| Standby time | 260.0 h | N/A | N/A | N/A |
| Talk time | 30.0 h | N/A | 29.0 h | 23.0 h |
| Wireless charging | N/A | N/A | N/A | yes |
| Wireless charging standard | N/A | N/A | N/A |
|
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