Samsung Galaxy A31
Price in Bangladesh
Official ৳23,999 Available · brand warranty
Unofficial ৳18,500 Available in shops · shop warranty
Variant
Prices checked 8 March 2026. Official or unofficial: which to buy?
Key specifications
- Display
- 6.4″ Super AMOLED
- Chipset
- Mediatek MT6768 Helio P65
- RAM
- 6GB
- Storage
- 128GB
- Rear camera
- 48MP Quad
- Selfie camera
- 20MP
- Battery
- 5,000mAh
- Charging
- 15W
- Network
- 2G, 3G, 4G
- OS
- Android v10
- Weight
- 185g · 8.6mm
Samsung Galaxy A31 overview
The Samsung Galaxy A31 is a smartphone from Samsung, released in April 2020. It comes with a 6.4-inch Super AMOLED display, the Mediatek MT6768 Helio P65 chipset, 6GB of RAM and 128GB of storage. For photography there is a 48MP quad rear camera and a 20MP selfie camera. A 5,000mAh battery powers the phone, with 15W fast charging. The official price of the Samsung Galaxy A31 in Bangladesh starts at ৳23,999.
What's good
- Super AMOLED panel
- NFC
What's not
- Entry-level chipset, not for heavy gaming
- Slow 15W charging
- No 3.5mm headphone jack
Samsung Galaxy A31 full specifications
Launch
| Brand | Samsung |
|---|---|
| Model | Galaxy A31 |
| Device Type | SmartPhone |
| Release Date | 27 April 2020 |
| Status | Available |
Platform
| Operating System | Android |
|---|---|
| OS Version | v10 |
| User Interface | One UI 4.1 |
| Chipset | Mediatek MT6768 Helio P65 |
| CPU | Octa-core (2x2.0 GHz Cortex-A75 & 6x1.7 GHz Cortex-A55) |
| CPU Cores | 8 Cores |
| Architecture | 64 bit |
| Fabrication | 12 nm |
| GPU | Mali-G52 MC2 |
Display
| Display Type | Super AMOLED |
|---|---|
| Screen Size | 6.4 inches (98.9 cm2) |
| Resolution | 1080x2400 px |
| Aspect Ratio | 20:9 |
| Pixel Density | 411 ppi |
| Screen to Body Ratio | 83.38 % |
| Screen Protection | Corning Gorilla Glass |
| Bezel-less Display | Yes with waterdrop notch |
| Touch Screen | Capacitive Touchscreen, Multi-touch |
| Brightness | 635 nits |
| Refresh Rate | 60 Hz |
| Notch | Waterdrop |
Rear Camera
| Camera Setup | Quad |
|---|---|
| Resolution | 48 MP, f/2.0, Primary Camera, 8 MP, f/2.2, Ultra-Wide Angle Camera, 5 MP, f/2.4, Macro Camera, 5 MP, f/2.4, Depth Camera |
| Autofocus | Yes |
| Flash | LED Flash |
| Image Resolution | 8000 x 6000 Pixels |
| Settings | Exposure compensation, ISO control |
| Zoom | 8 x Digital Zoom |
| Shooting Modes | Continuous Shooting |
| Aperture | f/2.0 |
| Camera Features | Auto Flash, Face detection, Touch to focus |
| Video Recording | 1920x1080 |
| Video FPS | 30 fps |
Selfie Camera
| Camera Setup | Single |
|---|---|
| Resolution | 20 MP, f/2.2, Primary Camera |
| Video Recording | 1920x1080 |
| Video FPS | 30 fps |
| Aperture | f/2.2 |
Body & Design
| Height | 159.3 mm |
|---|---|
| Width | 73.1 mm |
| Thickness | 8.6 mm |
| Weight | 185 grams |
| Colors | Prism Crush Black, Prism Crush Blue, Prism Crush Red, Prism Crush White |
Battery
| Battery type | Li-Poly (Lithium Polymer) |
|---|---|
| Capacity | 5000 mAh |
| Quick Charging | 15W wired |
| Placement | Non-removable |
| USB Type-C | USB Type-C 2.0 |
Memory
| Internal Storage | 128 GB |
|---|---|
| Storage Type | eMMC 5.1 |
| User Available Storage | Up to 104 GB |
| Expandable Memory | Up to 512 GB |
| USB OTG | Yes |
| RAM | 6 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, LTE |
| SAR Value | Head: 1.13 W/kg |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct |
| Bluetooth | v5.0 |
| GPS | Yes with A-GPS, Glonass |
| Wi-fi Hotspot | Yes |
| NFC | Yes (market/region dependent) |
| USB | Mass storage device, USB charging |
Sensors & Security
| Light Sensor | Light sensor, Proximity sensor, Accelerometer, Gyroscope |
|---|---|
| Fingerprint Sensor | Yes |
| Finger Sensor Position | On-screen |
| Finger Sensor Type | Optical |
| Face Unlock | Yes |
Audio & Media
| FM Radio | Yes |
|---|---|
| Loudspeaker | Yes |
| Alert Types | Vibration, MP3, WAV ringtones |
| Audio Jack | 3.5 mm |
| Audio Features | Dolby Atmos |
| Video | 1080p@30fps |
| Document Reader | Yes |
More
| Made By | Korea |
|---|---|
| Features | Light sensor, Proximity sensor, Accelerometer, Gyroscope |
Specifications may differ by region or variant. Spotted a mistake? Let us know.
Frequently asked questions
What is the price of Samsung Galaxy A31 in Bangladesh?
The official price of Samsung Galaxy A31 in Bangladesh starts at ৳23,999, and the unofficial price starts at ৳18,500.
Does Samsung Galaxy A31 support 5G?
No, Samsung Galaxy A31 does not support 5G. It works on 2G, 3G, 4G networks.
How big is the battery of Samsung Galaxy A31?
Samsung Galaxy A31 has a 5000mAh battery with 15W fast charging.
Which processor does Samsung Galaxy A31 use?
Samsung Galaxy A31 is powered by the Mediatek MT6768 Helio P65 (Octa-core (2x2.0 GHz Cortex-A75 & 6x1.7 GHz Cortex-A55)).
When was Samsung Galaxy A31 released?
Samsung Galaxy A31 was released in April 2020.
Similar price phones
More 4.8 
Honor X6e
4GB/128GB 7500mAh · 6.61″ · 50MP Official৳23,999 4.8 Realme C100x
4GB6GB 128GB · 8000mAh · 6.8″ · 50MP Official৳23,999 4.9 Xiaomi Redmi 17
4GB6GB 128GB · 7500mAh · 6.9″ · 50MP Official৳23,999 4.8 Infinix Hot 70
4GB6GB8GB 128GB · 6000mAh · 6.78″ · 50MP Official৳23,999 5G 5.1 Tecno Spark 50 5G
6GB/128GB 6500mAh · 6.78″ · 50MP Official৳23,999 5G 5.1 Samsung Galaxy A16
4GB6GB8GB 128GB–256GB · 5000mAh · 6.7″ · 50MP Official৳23,999 Unofficial৳21,490 5G 5.2 Samsung Galaxy A16 5G
4GB6GB8GB 128GB–256GB · 5000mAh · 6.7″ · 50MP Official৳23,999 Unofficial৳22,500 5.4 Infinix Hot 50 Pro Plus
8GB/256GB 5000mAh · 6.78″ · 50MP Official৳23,999More from Samsung
All 394 phones Upcoming 5G 6.2 
Samsung Galaxy S27
12GB/256GB 4900mAh · 6.3″ · 50MP Expected৳1,00,000 Upcoming 5G 8.8Samsung Galaxy S27 Pro
12GB/256GB 5200mAh · 6.6″ · 200MP Expected৳1,50,000 Upcoming 5G 9.2Samsung Galaxy S27 Ultra
12GB/256GB 5700mAh · 6.9″ · 200MP Expected৳1,80,000 5G 7.8 Samsung Galaxy S26 FE
128GB256GB+1 8GB RAM · 4900mAh · 6.7″ · 50MP Official৳1,21,999 Unofficial৳74,990 Upcoming 4.5 Samsung Galaxy F08
4GB/64GB 6000mAh · 6.7″ · 50MP Expected৳25,000 Upcoming 4.5 Samsung Galaxy A08
4GB/128GB 6000mAh · 6.7″ · 50MP Expected৳20,000 Upcoming 4.4 Samsung Galaxy A18
4GB/128GB 5000mAh · 6.7″ · 50MP Expected৳30,000 Upcoming 4.2