Samsung Galaxy M31s
- Screen: 6.46" Super AMOLED - 1080 x 2400
- SoC: Samsung Exynos 7 Octa 9611
- Camera: 4 (64 MP + 12 MP + 5 MP + 5 MP)
- Battery: 6000 mAh
- OS: Android 12
- Weight: 195 grams (6.88 oz)
Review
Scores marked with a red asterisk (*) are approximate, as we currently do not have sufficient test results to make a precise estimation.
Full specifications
Detailed specifications, tests, and benchmarks of the Samsung Galaxy M31sDisplay
| Type | Super AMOLED |
| Size | 6.46 inches |
| Resolution | 1080 x 2400 pixels |
| Aspect ratio | 20:9 |
| PPI | 405 ppi |
| Refresh rate | 60 Hz |
| Adaptive refresh rate | No |
| Max rated brightness | 600 nits |
| HDR support | Yes, HDR10 |
| Screen protection | Corning Gorilla Glass 3 |
| Screen-to-body ratio | 84.6% |
| Display features | - Always-On Display |
| RGB color space | 98.2% |
| PWM | 125 Hz |
| Response time | 9 ms |
| Contrast | ∞ Infinity |
Design and build
| Height | 159.4 mm (6.28 inches) |
| Width | 75.3 mm (2.96 inches) |
| Thickness | 8.9 mm (0.35 inches) |
| Weight | 195 g (6.88 oz) |
| Waterproof | No |
| Rear material | Plastic |
| Frame material | Plastic |
| Colors | Black, Blue |
| Fingerprint scanner | Yes, in home button |
Performance
| Chipset | Samsung Exynos 7 Octa 9611 |
| Max clock | 2300 MHz |
| CPU cores | 8 (4 + 4) |
| Architecture | - 4 cores at 1.7 GHz: Cortex-A53 - 4 cores at 2.3 GHz: Cortex-A73 |
| Lithography process | 10 nanometers |
| Graphics | Mali-G72 MP3 |
| GPU clock | 850 MHz |
| FLOPS | ~259 GFLOPS |
Benchmarks
| CPU | 60510 |
| GPU | 54702 |
| Memory | 54373 |
| UX | 60070 |
| Total score | 229041 |
| Max surface temperature | 42.4 °C |
| Stability | 97% |
| Graphics test | 4 FPS |
| Graphics score | 776 |
Memory
| RAM size | 6 GB |
| Memory type | LPDDR4X |
| Memory clock | 1866 MHz |
| Channels | 2 |
| Storage size | 128 GB |
| Storage type | UFS 2.1 |
| Memory card | MicroSD |
| Memory card max size | Up to 512 GB |
Software
| Operating system | Android 10 (Can be upgraded to Android 12) |
| ROM | One UI 4.1 |
| OS size | 21.6 GB |
Battery
| Capacity | 6000 mAh |
| Max charge power | 25 W |
| Battery type | Li-Ion |
| Replaceable | No |
| Wireless charging | No |
| Reverse charging | Yes |
| Fast charging | Yes, Samsung Adaptive Fast Charge (45% in 43 min) |
| Full charging time | 1:38 hr |
Camera
| Matrix | 64 megapixels |
| Image resolution | 9248 x 6936 |
| Zoom | Digital |
| Flash | LED |
| Stabilization | Digital |
| 8K video recording | No |
| 4K video recording | Up to 30FPS |
| 1080p video recording | Up to 30FPS |
| Slow motion | 240 FPS (720p) |
| Angle of widest lens | 123° |
| Lenses | 4 (64 MP + 12 MP + 5 MP + 5 MP) |
| Wide (main) lens | - 64 MP - Aperture: f/1.8 - Focal length: 26 mm - Pixel size: 0.8 micron - Sensor: 1/1.72", Sony IMX682 (Exmor-RS CMOS) - Phase autofocus |
| Ultra-wide lens | - 12 MP - Aperture: f/2.2 - Focal length: 12 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/2.2 - Focal length: 25 mm - Pixel size: 1.12 micron - Sensor: 1/5.0" (CMOS) |
| Camera features | - Bokeh mode - Pro mode |
| Megapixels | 32 megapixels |
| Image resolution | 6528 x 4896 |
| Aperture | f/2.0 |
| Focal length | 26 mm |
| Pixel size | 0.8 microns |
| Sensor type | CMOS |
| Sensor size | 1/2.8" |
| Video resolution | 2160p (4K) at 30 FPS |
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* | No |
| 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 | HSDPA B1(2100), B2(1900), B4(AWS), B5(850), B8(900) |
| 4G network | LTE B1(2100), B2(1900), B3(1800), B4(AWS), B5(850), B7(2600), B8(900), B12(700), B17(700), B20(800), B26(850), B28(700), B66(AWS-3) |
| 5G support | No |
Sound
| Speakers | Mono |
| Headphone audio jack | Yes |
| FM radio | Yes |
| Dolby Atmos | Yes |
Speakers test
Other
| Category | Mid-range |
| Announced | July 2020 |
| Release date | August 2020 |
| Sensors | - Proximity sensor - Gyroscope - Accelerometer - Ambient light sensor - Compass - Fingerprint |
*Disclaimer! Some specifications of the Galaxy M31s may differ by country or region
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