Oppo A31
Price in Bangladesh
Official ৳16,990 Available · brand warranty
Variant
Prices checked 10 March 2026. Official or unofficial: which to buy?
Key specifications
- Display
- 6.5″ IPS LCD
- Chipset
- MediaTek Helio P35
- RAM
- 4GB
- Storage
- 128GB
- Rear camera
- 12MP Triple
- Selfie camera
- 8MP
- Battery
- 4,230mAh
- Network
- 2G, 3G, 4G
- OS
- Android v9.0
- Weight
- 180g · 8.3mm
Oppo A31 overview
The Oppo A31 is a smartphone from Oppo, released in February 2020. It comes with a 6.5-inch IPS LCD display, the MediaTek Helio P35 chipset, 4GB of RAM and 128GB of storage. For photography there is a 12MP triple rear camera and a 8MP selfie camera. A 4,230mAh battery powers the phone. The official price of the Oppo A31 in Bangladesh starts at ৳16,990.
What's good
What's not
- Entry-level chipset, not for heavy gaming
- No 3.5mm headphone jack
Oppo A31 full specifications
Launch
| Brand | Oppo |
|---|---|
| Model | A31 |
| Device Type | Smartphone |
| Release Date | 14 February 2020 |
| Status | Available |
Platform
| Operating System | Android |
|---|---|
| OS Version | v9.0 |
| User Interface | ColorOS |
| Chipset | MediaTek Helio P35 |
| CPU | Octa core, 2.3 GHz, Cortex A53 |
| CPU Cores | 8 Cores |
| Architecture | 64 bit |
| Fabrication | 12 nm |
| GPU | PowerVR GE8320 |
Display
| Display Type | IPS LCD |
|---|---|
| Screen Size | 6.5 inches (16.51 cm) |
| Resolution | 720x1600 px (HD+) |
| Aspect Ratio | 20:9 |
| Pixel Density | 270 ppi |
| Screen to Body Ratio | 82.43 % |
| Screen Protection | Corning Gorilla Glass v3 |
| Bezel-less Display | Yes with waterdrop notch |
| Touch Screen | Capacitive Touchscreen, Multi-touch |
| Brightness | 480 nits |
| Refresh Rate | 60 Hz |
| Notch | Waterdrop |
Rear Camera
| Camera Setup | Triple |
|---|---|
| Resolution | 12 MP f/1.8, Wide Angle, Primary Camera, 2 MP f/2.4, Depth Camera, 2 MP f/2.4, Macro Camera |
| Autofocus | Phase Detection autofocus |
| Flash | LED Flash |
| Image Resolution | 4000 x 3000 Pixels |
| Settings | Exposure compensation, ISO control |
| Zoom | Digital Zoom |
| Shooting Modes | Continuous Shooting, High Dynamic Range mode (HDR) |
| Aperture | f/1.8 |
| Camera Features | Auto Flash, Face detection, Touch to focus |
| Video Recording | 1920x1080,1280x720 |
| Video FPS | 30 fps |
Selfie Camera
| Camera Setup | Single |
|---|---|
| Resolution | 8 MP f/2.0, Primary Camera |
| Video Recording | 1920x1080,1280x720 |
| Video FPS | 30 fps |
| Aperture | f/2.0 |
Body & Design
| Height | 163.9 mm |
|---|---|
| Width | 75.5 mm |
| Thickness | 8.3 mm |
| Weight | 180 grams |
| Build | Back: Plastic |
| Colors | Mystery Black, Fantasy White, Lake Green |
Battery
| Battery type | Li-Poly (Lithium Polymer) |
|---|---|
| Capacity | 4230 mAh |
| Placement | Non-removable |
| Talk Time | Up to 33 Hours(3G) / Up to 45 Hours(2G) |
Memory
| Internal Storage | 128 GB |
|---|---|
| Storage Type | eMMC 5.1 |
| Expandable Memory | Up to 256 GB |
| USB OTG | Yes |
| RAM | 4 GB |
| RAM Type | LPDDR4X |
Connectivity
| Network | 2G, 3G, 4G |
|---|---|
| SIM Slot | Dual SIM, GSM+GSM |
| SIM Size | SIM1: Nano, SIM2: Nano |
| EDGE | Available |
| GPRS | Available |
| VoLTE | Yes |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A |
| WLAN | Wi-Fi 5 (802.11 a/b/g/n/ac) |
| Bluetooth | v5.0 |
| GPS | Yes with A-GPS, Glonass |
| Wi-fi Hotspot | Yes |
| USB | Mass storage device, USB charging, microUSB 2.0 |
Sensors & Security
| Light Sensor | Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope |
|---|---|
| Fingerprint Sensor | Yes |
| Finger Sensor Position | Rear-mounted |
| Face Unlock | Yes |
Audio & Media
| Loudspeaker | Yes |
|---|---|
| Alert Types | Vibration, MP3, WAV ringtones |
| Audio Jack | 3.5 mm |
| Video | 1080p@30fps |
More
| Made By | China |
|---|---|
| Features | Accelerometer, Gyroscope |
Specifications may differ by region or variant. Spotted a mistake? Let us know.
Frequently asked questions
What is the price of Oppo A31 in Bangladesh?
The official price of Oppo A31 in Bangladesh starts at ৳16,990.
Does Oppo A31 support 5G?
No, Oppo A31 does not support 5G. It works on 2G, 3G, 4G networks.
How big is the battery of Oppo A31?
Oppo A31 has a 4230mAh battery.
Which processor does Oppo A31 use?
Oppo A31 is powered by the MediaTek Helio P35 (Octa core, 2.3 GHz, Cortex A53).
When was Oppo A31 released?
Oppo A31 was released in February 2020.
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