Oppo A31
Samsung Galaxy J3 ProOppo A31 vs Samsung Galaxy J3 Pro
General Info
| Manufacturer | |
| Oppo | Samsung |
| Announced | |
| April 2015 | June 2016 |
| Status | |
| Available - April 2015 | Available - June 2016 |
| Price | |
| Rs. 9,999 ($147.04) [Similarly Priced] | Rs. 7,990 ($139.99) [Similarly Priced] |
| Colors | |
| White, Blue | White, Black, Gold |
| Form Factor | |
| Candybar | Candybar |
| Dimension | |
|
131.9 x 65.5 x 8 mm (5.19 x 2.58 x 0.31 in) |
142.2 x 71.3 x 8 mm (5.6 x 2.81 x 0.31 in) |
| Weight | |
| 135 g (4.76 oz) | 139 g (4.9 oz) |
| SIM Type | |
| - | Dual-SIM |
| 2G Network | |
| GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) |
| 3G Network | |
| TD-SCDMA 1880 / 2010 | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network | |
| LTE band 38(2600), 39(1900), 40(2300), 41(2500) | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) |
| Messaging | |
| SMS, MMS, Push Mail, EMail | SMS, MMS, EMail, IM |
| Notification LED | |
| - | No |
Hardware and OS
| OS | |
| Android OS, v4.4 (KitKat) | Android OS, v6.0.1 (Marshmallow) |
| Processor | |
| Quad-core Cortex-A53, Qualcomm MSM8916 Snapdragon 410 | Quad-core 1.5GHz/Quad-core 1.2 GHz, Spreadtrum 9830A/Qualcomm MSM8916 Snapdragon 410 [Similar] |
| GPU | |
| Adreno 306 [Similar] | Mali-T720/Adreno 306 [Similar] |
| RAM | |
| 1 GB [Browse Similar] | 2 GB [Browse Similar] |
| Internal Memory | |
| 8 GB | 16 GB |
| External Memory | |
| microSD, up to 128 GB | microSD, up to 128 GB (dedicated slot) |
Display
Camera
Multimedia
| 3.5mm Jack | |
 |
|
| Radio | |
| - | FM radio, RDS, recording |
| Games | |
| Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
|
|
Connectivity and Data Rate
| GPRS | |
| Yes | Yes |
| Edge | |
| Yes | Yes |
| 3G | |
| TD-SCDMA, LTE Cat4 150/50 Mbps | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps, VoLTE |
| Bluetooth | |
| v4.0 | v4.1, A2DP |
| Wi-Fi | |
| Yes | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot |
| USB | |
| microUSB v2.0 | microUSB v2.0, USB On-The-Go |
| GPS | |
| Yes, with A-GPS | Yes, with A-GPS, GLONASS/ BDS (region dependent) |
| Browser | |
| HTML | HTML5 |
User Memory
| Internal | |
| 8 GB, 1 GB RAM | 16 GB, 2 GB RAM |
| Expandable Storage | |
| microSD, up to 128 GB | microSD, up to 128 GB (dedicated slot) |
| USB OTG | |
| - | Supported |
Sensors
| Fingerprint | |
|
|
| Proximity Sensor | |
|
|
| Accelerometer Sensor | |
|
|
| NFC | |
|
|
Battery
| Type | |
| Li-Ion Battery | Removable Li-Ion Battery |
| Capacity | |
| 2000 mAh | 2600 mAh |
| Stand by | |
| Up to 240 h | 303 h |
| Talk Time | |
| Up to 7 h | - |
