Phone Comparison - Oppo A37 vs Samsung Galaxy J2 Pro vs Xiaomi Redmi 4A
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| Price Comparison (India) | - | ||
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| Manufacturer | Oppo | Samsung | Xiaomi |
| Announced | June 2016 | July 2016 | November 2016 |
| Status | Available - June 2016 | Available - July 2016 | Available - November 2016 |
| Price | Rs. 10,590 ($155.74) [Similarly Priced] | Rs. 9,490 ($139.56) [Similarly Priced] | Rs. 5,999 ($92.00) [Similarly Priced] |
| Colors | Gold, Rose Gold | Black, Gold, Silver | Gold, Rose Gold, Dark Gray |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
143.1 x 71 x 7.7 mm (5.63 x 2.8 x 0.3 in) |
142.4 x 71.1 x 8.0 mm (5.61 x 2.8 x 0.31 in) |
139.5 x 70.4 x 8.5 mm (5.49 x 2.77 x 0.33 in) |
| Weight | 136 g (4.8 oz) | - | 131.5 g (4.62.0.18 oz) |
| SIM Type | Dual-SIM | - | Dual SIM Hybrid (Nano SIM + Micro SIM, or Micro SIM + microSD Card) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) | GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA2000 1xEV-DO |
| 3G Network | HSDPA 850 / 900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 - J320F, J3109 | HSDPA 850 / 1900 / 2100 |
| 4G Network | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 41(2500) | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) - J320F | LTE band 1(2100), 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 | - | - Smart Glow Notifications - Turbo Speed Technology (TST) |
- Metal Body - Infrared Sensor |
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| OS | Android OS, v5.1 (Lollipop) | Android OS, v6.0.1 (Marshmallow) | Android OS, v6.0.1 (Marshmallow) |
| Processor | Quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8916 Snapdragon 410 | Quad-core 1.5 GHz Cortex-A7, Spreadtrum SC9830A | Quad-core 1.4 GHz Cortex-A53, Qualcomm MSM8917 Snapdragon 425 |
| GPU | Adreno 306 | Mali-400MP2 | Adreno 308 |
| RAM | 2 GB | 2 GB | 2 GB |
| Internal Memory | 16 GB | 16 GB | 16 GB |
| External Memory | microSD, up to 256 GB (dedicated slot) | microSD, up to 128 GB (dedicated slot) | microSD, up to 128 GB (uses SIM 2 slot) |
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| Type | IPS LCD capacitive touchscreen | Super AMOLED capacitive touchscreen | IPS LCD capacitive touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 5.0 inches | 5.0 inches | 5.0 inches |
| Resolution | 720 x 1280 pixels (294 ppi) | 720 x 1280 pixels (294 ppi) | 720 x 1280 pixels (294 ppi) |
| Screen-to-Body Ratio | 67.70% | 67.94% | 70.04% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio | FM radio, RDS, recording | FM radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 8 MP, f/2.0 | 8 MP | 13 MP, 4160 x 3120 pixels |
| Flash | LED flash | LED Flash | LED Flash |
| Features | Geo-tagging, Touch Focus, Face Detection, HDR, Panorama | Autofocus, Geo-tagging, Touch Focus, Face Detection | Phase Detection Autofocus, f/2.2, Geo-tagging, Touch Focus, Face/smile Detection, HDR, Panorama |
| Video | 1080p@30fps | 720p@30fps | 1080p@30fps |
| Front Camera | 5 MP, f/2.4, 1/4" sensor size [Similar] | 5 MP [Similar] | 5 MP, f/2.2, 1080p@30fps [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSPA, LTE | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps | HSPA, LTE, EV-DO Rev.A 3.1 Mbps, VoLTE |
| Bluetooth | v4.0, A2DP | v4.1, A2DP | v4.1, A2DP |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot |
| USB | microUSB v2.0 | microUSB v2.0, USB On-The-Go | microUSB v2.0 |
| GPS | Yes, with A-GPS | Yes, with A-GPS, GLONASS/ BDS (region dependent) | Yes, with A-GPS, GLONASS, BDS |
| Browser | HTML5 | HTML5 | HTML5 |
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| Internal | 16 GB, 2 GB RAM | 16 GB, 2 GB RAM | 16 GB, 2 GB RAM |
| Expandable Storage | microSD, up to 256 GB (dedicated slot) | microSD, up to 128 GB (dedicated slot) | microSD, up to 128 GB (uses SIM 2 slot) |
| 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 | Non-removable Li-Ion Battery | Removable Li-Ion Battery | Non-removable Li-Ion Battery |
| Capacity | 2630 mAh | 2600 mAh battery | 3120 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
Rs. 11,535 
Rs. 11,399 
Rs. 11,589 
