Phone Comparison - Samsung Galaxy S Duos 2 S7582 vs Xiaomi Redmi 3 Pro vs Xiaomi Mi Note 2
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| Manufacturer | Samsung | Xiaomi | Xiaomi |
| Announced | November 2013 | March 2016 | October 2016 |
| Status | Available - November 2013 | Available - April 2016 | Available - October 2016 |
| Price | - | - | Rs. 27,700 ($413.00) [Similarly Priced] |
| Colors | White, Black | Dark Gray, Silver, Gold | Glacier Silver, Piano Black |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
121.5 x 63.1 x 10.57 mm (4.78 x 2.48 x 0.42 in) |
139.3 x 69.6 x 8.5 mm (5.48 x 2.74 x 0.33 in) |
156.2 x 77.3 x 7.6 mm (6.15 x 3.04 x 0.3 in) |
| Weight | 118 g (4.16 oz) | 144 g (5.08 oz) | 166 g (5.86 oz) |
| SIM Type | - | - | Dual-SIM |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA2000 1xEV-DO |
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 TD-SCDMA |
| 3G Network | HSDPA 900 / 2100 | HSDPA 850 / 1900 / 2100 | HSDPA 850 / 1900 / 2100 |
| 4G Network | - | LTE band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500) | LTE band 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500) |
| Messaging | SMS, MMS, Push Mail, EMail | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM |
| Build Features | - | - Fingerprint Sensor | - Fingerprint Sensor - 3D Glass - 24-bit Audio |
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| OS | Android OS, v4.2 (Jelly Bean) | Android OS, v5.1 (Lollipop) | Android OS, v6.0 (Marshmallow) |
| Processor | Dual-core 1.2 GHz Cortex-A9, Broadcom BCM21664 | Quad-core 1.5 GHz Cortex-A53 & quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8939v2 Snapdragon 616 | Dual-core 2.35 GHz Kryo & dual-core 1.6 GHz Kryo, Qualcomm MSM8996 Snapdragon 821 |
| GPU | Broadcom VideoCore IV | Adreno 405 | Adreno 530 |
| RAM | 768 MB | 3 GB | 4/6 GB |
| Internal Memory | 4 GB (1.9 GB user available) | 32 GB | 64/128 GB |
| External Memory | microSD, up to 32 GB | microSD, up to 128 GB (uses SIM 2 slot) | No |
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| Type | TFT Capacitive Touchscreen, PLS | IPS LCD capacitive touchscreen | OLED Capacitive Touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.0 inches | 5.0 inches | 5.7 inches |
| Resolution | 480 x 800 pixels (233 ppi) | 720 x 1280 pixels (294 ppi) | 1080 x 1920 Pixels (386 ppi) |
| Screen-to-Body Ratio | 59.52% | 70.95% | 74.36% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | Stereo FM radio with RDS | FM radio | No |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 5 MP, 2592х1944 pixels | 13 MP, 4160 x 3120 pixels | 22.56 MP |
| Flash | LED flash | LED Flash | Dual-LED (Dual Tone) |
| Features | Auto focus, Geo-tagging | Phase Detection Autofocus, f/2.0, Geo-tagging, Touch Focus, Face/smile Detection, HDR, Panorama | Phase Detection Autofocus, Sony IMX318, EIS, 1/2.6" Sensor Size, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR |
| Video | Yes, 720p@30fps | 1080p@30fps | 2160p@30fps, 1080p@30fps |
| Front Camera | Yes, VGA [Similar] | 5 MP, f/2.2, 1080p@30fps [Similar] | 8 MP, AutoFocus [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | HSPA, LTE, EV-DO Rev.A 3.1 Mbps | HSPA, LTE, VoLTE |
| Bluetooth | Yes, v4.0 with A2DP | v4.1, A2DP | v4.2, A2DP, LE |
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot, Wi-Fi Direct | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot |
| USB | Yes, microUSB v2.0 | microUSB v2.0 | v3.0, Type-C 1.0 reversible connector |
| GPS | Yes, with A-GPS support and GLONASS | Yes, with A-GPS, GLONASS, BDS | Yes, with A-GPS, GLONASS, BDS |
| Browser | HTML5 | HTML5 | HTML5 |
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| Internal | 4 GB (1.9 GB user available), 768 MB RAM | 32 GB, 3 GB RAM | 64/128 GB, 4/6 GB RAM |
| Expandable Storage | microSD, up to 32 GB | microSD, up to 128 GB (uses SIM 2 slot) | No |
| 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 | Standard battery, Li-Ion | Non-removable Li-Ion Battery | Non-removable Li-Ion Battery |
| Capacity | 1500 mAh | 4100 mAh | 4070 mAh |
| Stand by | Up to 280 h (3G) | - | - |
| Talk Time | Up to 8 h (3G) | - | - |
