Phone Comparison - Samsung Galaxy Grand Duos I9082 vs OnePlus One vs Xiaomi Mi Note 2015
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| Manufacturer | Samsung | OnePlus | Xiaomi |
| Announced | December 2012 | April 2014 | January 2015 |
| Status | Available - January 2013 | Available - June 2014 | Available - January 2015 |
| Colors | Black, White | Silk White, Sandstone Black | Black, White |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
143.5 x 76.9 x 9.6 mm (5.65 x 3.03 x 0.38 in) |
152.9 x 75.9 x 8.9 mm (6.02 x 2.99 x 0.35 in) |
155.1 x 77.6 x 7 mm (6.11 x 3.06 x 0.28 in) |
| Weight | 162 g (5.71 oz) | 162 g (5.71 oz) | 161 g (5.68 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 | GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 850 / 1900 / 2100 - SIM 1 only HSDPA 900 / 1900 / 2100 - SIM 1 only |
HSDPA 850 / 900 / 1700 / 1900 / 2100 | HSDPA |
| 4G Network | - | LTE 700 / 1700 / 2600 /2300/2100/1800 | LTE - SIM 1 & SIM 2 |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, EMail, IM |
| Build Features | - | - | Corning Gorilla Glass 3 Back Panel |
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| OS | Android OS, v4.1.2 (Jelly Bean) | Android OS, v4.4.2 (KitKat) | Android OS, v4.4.x (KitKat) |
| Processor | Dual-core 1.2 GHz Cortex-A9, Broadcom | Quad-core 2.5 GHz Krait 400, Qualcomm MSM8974AC Snapdragon 801 | Quad-core 2.5 GHz Krait 400, Qualcomm Snapdragon 801 |
| GPU | Broadcom VideoCore IV | Adreno 330 | Adreno 330 |
| RAM | 1 GB | 3 GB | 3 GB |
| Internal Memory | 8 GB | 16/64 GB | 16/64 GB |
| External Memory | microSD, up to 64 GB | No | - |
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| Type | Capacitive touchscreen | IPS LCD capacitive touchscreen | IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3 |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 5.0 inches | 5.5 inches | 5.7 inches |
| Resolution | 480 x 800 pixels (187 ppi) | 1080 x 1920 pixels (401 ppi) | 1080 x 1920 pixels (386 ppi) |
| Screen-to-Body Ratio | 64.20% | 71.69% | 74.60% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | Stereo FM radio with RDS | No | - |
| 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 | 13 MP, 4128 x 3096 pixels |
| Flash | LED flash | dual-LED flash | dual-LED (dual tone) |
| 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, Geo-tagging, Touch Focus, Face/smile Detection, HDR, Panorama |
| Video | Yes, 1080p@30fps | Yes, 2160p@30fps, 1080p@60fps, 720p@120fps, video stabilization, HDR | 1080p@30fps |
| Front Camera | Yes, 2 MP [Similar] | Yes, 5 MP, 1080p@30fps [Similar] | 4 MP, 1080p, 1/3 [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL | HSPA, LTE Cat4 150/50 Mbps |
| Bluetooth | Yes, v4.0 with A2DP, LE, EDR | Yes, v4.1 with A2DP | v4.0, A2DP, LE |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, DLNA, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0, USB On-the-go, USB Host | microUSB v2.0, USB Host |
| GPS | Yes, with A-GPS, support and GLONASS | Yes, with A-GPS support and GLONASS | Yes, with A-GPS, GLONASS, Beidou |
| Browser | HTML5 | HTML5 | HTML5 |
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| Internal | 8 GB, 1 GB RAM | 16/64 GB, 3 GB RAM | 16/64 GB, 3 GB RAM |
| Expandable Storage | microSD, up to 64 GB | No | - |
| 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 | Standard battery, Li-Ion | Non-removable Li-Po Battery | Li-Ion Battery |
| Capacity | 2100 mAh | 3100 mAh | 3000 mAh |
| Stand by | Up to 440 h | - | - |
| Talk Time | Up to 10 h 10 min | - | - |
