Phone Comparison - Oppo N1 mini vs Samsung Galaxy Ace 4 vs Xiaomi Redmi Note
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| Manufacturer | Oppo | Samsung | Xiaomi |
| Announced | August 2014 | June 2014 | March 2014 |
| Status | Available - August 2014 | Available - July 2014 | Available - March 2014 |
| Colors | White | Iris Charcoal, Classic White | Various |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
148.4 x 72.2 x 9.2 mm (5.84 x 2.84 x 0.36 in) |
121.4 x 62.9 x 10.8 mm (4.78 x 2.48 x 0.43 in) |
154 x 78.7 x 9.45 mm (6.06 x 3.1 x 0.37 in) |
| Weight | 150 g (5.29 oz) | 123.8 g (4.34.0.28 oz) | 199 g (7.02 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 | GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 900 / 2100 | HSDPA 1900 / 2100 |
| 4G Network | LTE 1700 / 1800 / 2100 / 2600 | - | - |
| Messaging | SMS, MMS, Push Mail, EMail | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, EMail, IM |
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| OS | Android OS, v4.3 (Jelly Bean) | Android OS, v4.4.2 (KitKat) | Android OS, v4.2 (Jelly Bean) |
| Processor | Quad-core 1.6 GHz Cortex-A7, Qualcomm Snapdragon 400 | Dual-core 1.0 GHz | Octa-core 1.4 GHz Cortex-A7 / Octa-core 1.7 GHz Cortex-A7, Mediatek MT6592 |
| GPU | Adreno 305 | - | Mali-450MP4 |
| RAM | 2 GB | 512 MB | 1/2 GB |
| Internal Memory | 16 GB | 4 GB | 8 GB |
| External Memory | No | microSD, up to 64 GB | microSD, up to 32 GB |
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| Type | IPS LCD capacitive touchscreen | TFT capacitive touchscreen | IPS LCD capacitive touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 5.0 inches | 4.0 inches | 5.5 inches |
| Resolution | 720 x 1280 pixels (294 ppi) | 480 x 800 pixels (233 ppi) | 720 x 1280 pixels (267 ppi) |
| Screen-to-Body Ratio | 64.20% | 59.76% | 68.82% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | No | FM radio | FM Radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 13 MP, 4128 x 3096 pixels | 5 MP, 2592 х 1944 pixels | 13 MP, 4128 x 3096 pixels |
| Flash | LED flash | LED flash | LED flash |
| Features | 1/3.2'' sensor size, Auto focus, Rotating Lens, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR | Auto focus, Geo-tagging, Face And Smile Detection, Panorama | Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, HDR |
| Video | Yes, 1080p@30fps | Yes, 720p@30fps | 1080p@30fps |
| Front Camera | Yes [Similar] | Yes, VGA [Similar] | 5 MP [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSDPA; HSUPA; LTE | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | HSPA+ |
| Bluetooth | Yes, v4.0 | Yes, v4.0 with A2DP | v4.0, A2DP, LE |
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, DLNA, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot |
| USB | Yes, microUSB v2.0, USB On-the-go | Yes, microUSB v2.0 | microUSB v2.0, USB On-the-go |
| GPS | Yes, with A-GPS support | Yes, with A-GPS support and GLONASS | Yes, with A-GPS |
| Browser | HTML5 | HTML5 | HTML5 |
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| Internal | 16 GB, 2 GB RAM | 4 GB, 512 MB RAM | 8 GB, 1/2 GB RAM |
| Expandable Storage | No | microSD, up to 64 GB | microSD, up to 32 GB |
| USB OTG | Supported | - | Supported |
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| Fingerprint | |
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| Proximity Sensor | |
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| Accelerometer Sensor | |
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| NFC | |
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| Type | Li-Ion Battery | Li-Ion Battery | Li-Po Battery |
| Capacity | 2140 mAh | 1500 mAh | 3100 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
