Here is the comparison of features and specification of the mobile phones Oppo A31 and Xiaomi Mi 4.
Oppo A31 is manufactured by Oppo and this phone was announced in 2015, April. Oppo A31 comes with with 4.5 inches and the resolution of the screen is 480 x 854 pixels.
This phone supports following network:
2G: GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G: TD-SCDMA 1880 / 2010
4G: LTE band 38(2600), 39(1900), 40(2300), 41(2500)
Dipsplay Type: The dispaly type of the Oppo A31 is IPS LCD capacitive touchscreen with 16M colors.
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Xiaomi Mi 4 is manufactured by Xiaomi and this phone was announced in 2014, July. Xiaomi Mi 4 comes with with 5.0 inches and the resolution of the screen is 1080 x 1920 pixels.
This phone supports following network:
2G: GSM 850 / 900 / 1800 / 1900 - all versions
3G: TD-SCDMA 2010-2025 / 1880-1920 - 4G model
4G: TD-LTE 2570-2620 / 1880-1920 / 2300-2400 - 4G model
Dipsplay Type: The dispaly type of the Xiaomi Mi 4 is IPS LCD capacitive touchscreen with 16M colors.
| Specification Summary: Oppo A31 vs Xiaomi Mi 4 | ||
| Mobile Device | Oppo A31 | Xiaomi Mi 4 |
| Display | 4.5 inches | 5.0 inches |
| Resolution | 480 x 854 pixels | 1080 x 1920 pixels |
| Processor | Quad-core Cortex-A53 | Quad-core 2.5 GHz Krait 400 |
| Primary Camera | 8 MP | 13 MP |
| Front Camera | 5 MP | 8 MP |
| Storage | 8 GB | 16/64 GB |
| Battery | Li-Ion 2000 mAh | Non-removable Li-Ion 3080 mAh |
| Full Specification comparison of Oppo A31 vs Xiaomi Mi 4 | ||
| Mobile Device | Oppo A31 | Xiaomi Mi 4 |
Display |
||
| Screen Size | 4.5 inches (~64.6% screen-to-body ratio) | 5.0 inches (~72.3% screen-to-body ratio) |
| Screen Resolution | 480 x 854 pixels | 1080 x 1920 pixels |
| Pixel Density | 480 x 854 pixels (~218 ppi pixel density) | 1080 x 1920 pixels (~441 ppi pixel density) |
| Display Type | IPS LCD capacitive touchscreen with 16M colors | IPS LCD capacitive touchscreen with 16M colors |
| Screen Protection | ||
Processor and RAM |
||
| Processor | Quad-core Cortex-A53 | Quad-core 2.5 GHz Krait 400 |
| Interal Storage | 8 GB, 1 GB RAM | 16/64 GB, 3 GB RAM |
| External Storage | microSD, up to 128 GB | No |
OS |
||
| OS Details | Android OS, v4.4 (KitKat) | Android OS, v4.4.3 (KitKat) |
Display |
||
| Display | 4.5 inches (~64.6% screen-to-body ratio) IPS LCD capacitive touchscreen, 16M colors 480 x 854 pixels (~218 ppi pixel density) |
5.0 inches (~72.3% screen-to-body ratio) IPS LCD capacitive touchscreen, 16M colors 1080 x 1920 pixels (~441 ppi pixel density) |
| Display Type | IPS LCD capacitive touchscreen, 16M colors | IPS LCD capacitive touchscreen, 16M colors |
Camera |
||
| Main Camera | 8 MP, 3264 x 2448 pixels, autofocus, LED flash | 13 MP, 4128 x 3096 pixels, autofocus, LED flash, check quality |
| Front Camera | 5 MP | 8 MP, 1080p@30fps |
| Camera Features | Geo-tagging | 1/3'' sensor size, 1.12�m pixel size, geo-tagging, touch focus, face/smile detection, panorama, HDR |
Connectivity |
||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 2G | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - all versions |
| 3G | TD-SCDMA 1880 / 2010 | TD-SCDMA 2010-2025 / 1880-1920 - 4G model |
| 4G | LTE band 38(2600), 39(1900), 40(2300), 41(2500) | TD-LTE 2570-2620 / 1880-1920 / 2300-2400 - 4G model |
| Wi-Fi/connectivity | Yes | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspot |
| Bluetooth | v4.0 | v4.0, A2DP |
| GPS | Yes, with A-GPS | Yes, with A-GPS support, GLONASS, Beidou |
| USB | microUSB v2.0 | microUSB v2.0, USB Host |
Multimedia |
||
| FM Radio | TBC | FM radio |
| Loudspeaker | ||
| Audio Jack | Yes | Yes |
Other Features |
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| Compass | Yes | |
| Proximity Sensors | Yes | Yes |
| Accelerometer | Yes | Yes |
| Ambient Sensor | ||
| Gyroscope Sensor | Yes | |
| Barometer Sensor | Yes | |
| Temperature Sensor | ||
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