Phone Comparison - Xiaomi Mi 4 vs OPPO Neo R831K
Xiaomi Mi 4.jpg)
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OPPO Neo R831K.jpg)
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| Manufacturer | Xiaomi | Oppo |
| Announced | July 2014 | August 2014 |
| Status | Available - Q3 2014 | Available - August 2014 |
| Colors | Black, White | White, Black |
| Form Factor | Candybar | Candybar |
| Dimension |
139.2 x 68.5 x 8.9 mm (5.48 x 2.7 x 0.35 in) |
132 x 65.8 x 9.2 mm (5.2 x 2.59 x 0.36 in) |
| Weight | 149 g (5.26 oz) | 130 g (4.59 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 2100 |
| 4G Network | LTE | - |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, Push Mail, EMail |
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| OS | Android OS, v4.4.3 (KitKat) | Android OS, v4.2.2 (Jelly Bean) based Color OS |
| Processor | Quad-core 2.5 GHz Krait 400, Qualcomm MSM8974AC Snapdragon 801 [Similar] | Dual-core 1.3 GHz [Similar] |
| GPU | Adreno 330 [Similar] | - |
| RAM | 3 GB [Browse Similar] | 1 GB [Browse Similar] |
| Internal Memory | 16/64 GB | 4 GB |
| External Memory | No | microSD, up to 32 GB |
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| Type | IPS LCD capacitive touchscreen | IPS LCD capacitive touchscreen |
| Colors | 16M colors | 16M colors |
| Size | 5.0 inches [Similar] | 4.5 inches [Similar] |
| Resolution | 1080 x 1920 pixels (441 ppi) [Similar] | 480 x 854 pixels (218 ppi) [Similar] |
| Screen-to-Body Ratio | 72.14% | 64.07% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio | FM radio |
| Games | Yes + Downloadable | Yes + Downloadable |
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| Rear Camera | 13 MP, 4128 x 3096 pixels [Similar] | 5 MP, 2592 x 1944 pixels [Similar] |
| Flash | Dual-LED Flash | LED Flash |
| Features | Auto focus, 1/3' Sensor Size, 1.12µm Pixel Size, Geo-tagging, Touch Focus, Face And Smile Detection, HDR | Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR |
| Video | 2160p, 1080p@30fps, HDR | Yes |
| Front Camera | 8 MP, 1080p@30fps [Similar] | Yes, 2 MP [Similar] |
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| GPRS | Yes | Yes |
| Edge | Yes | Yes |
| 3G | DC-HSDPA, 42 Mbps; HSDPA, 21 Mbps; HSUPA, 5.76 Mbps; LTE | HSPA+ |
| Bluetooth | v4.0, A2DP | v2.1, A2DP |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot |
| USB | microUSB v2.0 (MHL), USB On-the-go | microUSB v2.0 |
| GPS | Yes, with A-GPS, GLONASS | Yes, with A-GPS |
| Browser | HTML5 | HTML |
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| Internal | 16/64 GB, 3 GB RAM | 4 GB, 1 GB RAM |
| Expandable Storage | No | microSD, up to 32 GB |
| USB OTG | Supported | - |
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| Type | Non-removable Li-Ion Battery | Li-Ion Battery |
| Capacity | 3080 mAh | 1900 mAh |
| Stand by | - | - |
| Talk Time | - | - |
