| First Release | Released 2020, March |
| Name | Samsung Galaxy M31 |
| Available Colors | Ocean Blue, Space Black, Red |
| Category | Smartphone |
| Price | 19,999.00 BDT 6/64GB (approx) 23,999.00 BDT 8/128GB (approx) |
Body
| Style | – |
| Material | Gorilla Glass 3 front, plastic body |
| Body Weight | 191 g (6.74 oz) |
| Dimensions | 159.2 x 75.1 x 8.9 mm (6.27 x 2.96 x 0.35 in) |
| Water Resistance | No |
Connectivity
| Network Type | 2G, 3G, 4G |
| Network Sim | Dual SIM (Nano-SIM, Dual stand-by) |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, Hotspot |
| GPRS | Yes |
| EDGE | Yes |
| Bluetooth | 5.0, A2DP, LE |
| USB | Yes |
| OTG | Yes |
| USB Type-C | 2.0, Type-C 1.0 reversible connector |
Platform
| Operating System | Android 10.0; One UI 2.0 |
| Chipset | Exynos 9611 (10nm) |
| CPU | Octa-core (4×2.3 GHz Cortex-A73 & 4×1.7 GHz Cortex-A53) |
| GPU | Mali-G72 MP3 |
| RAM | 6GB, 8GB |
| Processor | Octa-core |
Display
| Display Type | Super AMOLED capacitive touchscreen, 16M Colors |
| Display Size | 6.4 inches, 100.5 cm2 |
| Resolution | 1080 x 2340 pixels, 19.5:9 ratio |
| Protection | Corning Gorilla Glass 3 |
| Display Multitouch | Yes |
| Display Density | 403 ppi |
Camera
| Front Camera | 32 MP, f/2.0, 26mm (wide), 1/2.8″, 0.8µm |
| Rear Camera | 64 MP, f/1.8, 26mm (wide), 1/1.72″, 0.8µm, PDAF 8 MP, f/2.2, 12mm (ultrawide), 1/4.0″, 1.12µm 5 MP, f/2.2, 25mm (macro), 1/5.0″, 1.12µm 5 MP, f/2.2, (depth) |
| Camera Features | LED flash, panorama, HDR |
| Video | 2160p@30fps, 1080p@30fps, gyro-EIS |
Memory
| ROM | 64GB, 128GB |
| Ram | 6GB, 8GB |
| MicroSD Slot | microSDXC (dedicated slot) |
Sound
| Audio | Yes |
| 3.5mm Jack | Yes |
| Features | – |
Battery
| Battery Type | Non-removable Li-Po Battery |
| Capacity | 6000 mAh |
| Fast Charging | Fast Charging 15W |
Features & Security
| Sensors | Accelerometer, gyro, proximity, compass |
| Messaging | Yes |
| Fingerprint | Fingerprint (rear-mounted) |
| Face Unlock | Yes |
| Radio | Yes |