Samsung Galaxy A31

Category | Mid-range |
Announced | March 2020 |
Release date | April 2020 |
Launch price | ~ 225 USD |
Full specifications
Detailed specifications, tests, and benchmarks of the Samsung Galaxy A3173
Display
Type | Super AMOLED |
Size | 6.4 inches |
Resolution | 1080 x 2400 pixels |
Aspect ratio | 20:9 |
PPI | 411 ppi |
Refresh rate | 60 Hz |
HDR support | No |
Screen protection | Tempered glass |
Screen-to-body ratio | 84.9% |
Display features | - Always-On Display |
RGB color space | 96.8% |
PWM | 238 Hz |
Response time | 8 ms |
Contrast | ∞ Infinity |
53
Design and build
Height | 159.3 mm (6.27 inches) |
Width | 73.1 mm (2.88 inches) |
Thickness | 8.6 mm (0.34 inches) |
Weight | 185 gramm (6.53 oz) |
Waterproof | No |
Rear material | Plastic |
Frame material | Plastic |
Colors | White, Black, Blue, Red |
Fingerprint scanner | Yes, in-display |
37
Performance
Chipset | Mediatek Helio P65 |
Max. clock | 2000 MHz |
CPU cores | 8 (2 + 6) |
Architecture | - 6 cores at 1.7 GHz: Cortex-A55 - 2 cores at 2 GHz: Cortex-A75 |
Lithography process | 12 nanometers |
Graphics | Arm Mali-G52 2EEMC2 |
GPU clock | 820 MHz |
FLOPS | ~56.4 GFLOPS |
RAM size | 4 GB |
Memory type | LPDDR4X |
Memory clock | 1866 MHz |
Channels | 2 |
Storage size | 64, 128 GB |
Storage type | eMMC 5.1 |
Memory card | MicroSD |
Memory card max. size | Up to 512 GB |
Benchmarks
59
Software
Operating system | Android 10 |
ROM | One UI 2.5 |
OS size | 27 GB |
89
Battery
Capacity | 5000 mAh |
Charge power | 15 W |
Battery type | Li-Ion |
Replaceable | No |
Wireless charging | No |
Reverse charging | No |
Fast charging | Yes, Samsung Adaptive Fast Charge (50% in 60 min) |
Full charging time | 2:25 hr |
Battery life tests
Mobile Phone Battery Life Ranking - 14th place
58
Camera
Matrix | 48 megapixels |
Image resolution | 8000 x 6000 |
Zoom | Digital |
Flash | LED |
Stabilization | Digital |
8K video recording | No |
4K video recording | No |
1080p video recording | Up to 30FPS |
Slow motion | No |
Angle of widest lens | 123° |
Lenses | 4 (48 MP + 8 MP + 5 MP + 5 MP) |
Wide (main) lens | - 48 MP - Aperture: f/2.0 - Focal length: 26 mm - Pixel size: 0.8 micron - Sensor: 1/2.0", Samsung S5KGM2 (ISOCELL CMOS) - Phase autofocus |
Ultra-wide lens | - 8 MP - Aperture: f/2.2 - Focal length: 13 mm - Pixel size: 1.12 micron - Sensor: 1/4.0" (CMOS) |
Macro lens | - 5 MP - Aperture: f/2.4 |
Depth lens | - 5 MP - Aperture: f/2.4 |
Camera features | - Bokeh mode - Pro mode |
Megapixels | 20 megapixels |
Image resolution | 5963 x 3354 |
Aperture | f/2.2 |
Sensor type | CMOS |
Video resolution | 1080p (Full HD) при 30 FPS |
75
Connectivity
Wi-Fi standard | Wi-Fi 5 (802.11 a/b/g/n/ac) |
Wi-Fi features | - Dual Band - Wi-Fi Direct - Wi-Fi Hotspot |
Bluetooth version | 5 |
Bluetooth features | PBAP/PAB, PAN, OPP, MAP, HSP, HID, HFP, DIP, AVRCP, A2DP |
USB type | USB Type-C |
USB version | 2 |
USB features | - Charging - USB-Storage mode - OTG |
GPS | GPS, GLONASS, Beidou, Galileo |
NFC* | Yes |
Infrared port | No |
Number of SIM* | 2 |
Type of SIM card | Nano |
Multi SIM mode | Standby |
eSIM support* | No |
Hybrid slot | No |
LTE Cat* | 12 |
2G network | GSM850, GSM900, DCS1800, PCS1900 |
3G network | B1 (2100), B2 (1900), B5(850), B8 (900) |
4G network | B1(2100), B2(1900), B3(1800), B5(850), B7(2600), B8(900), B20(800), B38(2600), B40(2300), B41(2500) |
5G support | No |
76
Sound
Speakers | Mono |
Headphone audio jack | Yes |
FM radio | Yes |
Dolby Atmos | Yes |
Speakers test
Other
Category | Mid-range |
Announced | March 2020 |
Release date | April 2020 |
Launch price | ~ 225 USD |
SAR (head) | 0.49 W/kg |
SAR (body) | 1.68 W/kg |
Sensors | - Proximity sensor - Gyroscope - Accelerometer - Ambient light sensor - Compass - Fingerprint |
Box* | - |
*Disclaimer! Some specifications of the Galaxy A31 may differ by country or region