Phone Comparison - Samsung Galaxy Grand 2 vs Oppo Find 7 QHD vs Xiaomi Redmi 1S
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| Manufacturer | Samsung | Oppo | Xiaomi |
| Announced | November 2013 | March 2014 | May 2014 |
| Status | Available - Q4 2013 | Available - May 2014 | Available - May 2014 |
| Colors | Black, White, Pink | White, Black | Black, Chinese Red, Metallic Gray/ blue, green, yellow panels |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
146.8 x 75.3 x 8.9 mm (5.78 x 2.96 x 0.35 in) |
152.6 x 75 x 9.2 mm (6.01 x 2.95 x 0.36 in) |
137 x 69 x 9.9 mm (5.39 x 2.72 x 0.39 in) |
| Weight | 163 g (5.75 oz) | 173 g (6.1 oz) | 158 g (5.57 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SM-G7100 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 - G7102 |
GSM 850 / 900 / 1800 / 1900 | GSM 900 / 1800 / 1900 |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA | HSDPA 1900 / 2100 |
| 4G Network | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) - SM-G7105 | LTE | - |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, EMail, IM |
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| OS | Android OS, v4.3 (Jelly Bean) | Android OS | Android OS, v4.3 (Jelly Bean) |
| Processor | Quad-core 1.2 GHz Cortex-A7 | Quad-core 2.5 GHz Krait 400, Qualcomm MSM8974AC Snapdragon 801 | Quad-core 1.6 GHz Cortex-A7, Qualcomm MSM8228 Snapdragon |
| GPU | - | Adreno 330 | Adreno 305 |
| RAM | 1.5 GB | 3 GB | 1 GB |
| Internal Memory | 8 GB | 32 GB | 8 GB |
| External Memory | microSD, up to 64 GB | microSD, up to 64 GB | microSD, up to 32 GB |
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| Type | TFT capacitive touchscreen | IPS LCD capacitive touchscreen | IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 2 |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 5.25 inches | 5.5 inches | 4.7 inches |
| Resolution | 720 x 1280 pixels (280 ppi) | 2560 x 1440 pixels (534 ppi) | 720 x 1280 pixels (312 ppi) |
| Screen-to-Body Ratio | 68.61% | 72.87% | 64.61% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM Radio with Recording | No | FM radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 8 MP, 3264x2448 pixels | 13 MP, 4128 x 3096 pixels | 8 MP, 3264 x 2448 pixels |
| Flash | LED flash | Dual-LED flash | LED flash |
| Features | Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization | Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR | Auto focus, 1.4 µm Pixel Size, Geo-tagging, Touch Focus, Face And Smile Detection, HDR |
| Video | Yes, 1080p@30fps, stereo sound rec. | Yes, 2160p@30fps, 1080p@30fps, 720p@120fps | 1080p@30fps |
| Front Camera | Yes, 1.9 MP, 720p [Similar] | Yes, 5 MP [Similar] | 1.3 MP, 720p@30fps [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | HSPA+, LTE | HSDPA, HSUPA |
| Bluetooth | Yes, v4.0 with A2DP, LE, EDR | Yes, v4.0 with A2DP | v4.0, A2DP, LE |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi hotspot, DLNA | Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 | microUSB v2.0, USB On-the-go |
| GPS | Yes, with A-GPS, support and GLONASS | Yes, with A-GPS support | Yes, with A-GPS |
| Browser | HTML5 | HTML5 | HTML5 |
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| Internal | 8 GB, 1.5 GB RAM | 32 GB, 3 GB RAM | 8 GB, 1 GB RAM |
| Expandable Storage | microSD, up to 64 GB | microSD, up to 64 GB | microSD, up to 32 GB |
| USB OTG | - | - | 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 | Non-removable Li-Ion Battery | Li-Po Battery |
| Capacity | 2600 mAh | 3000 mAh | 2000 mAh |
| Stand by | - | - | - |
| Talk Time | Up to 17 h | - | - |
