Samsung Galaxy A31
Description
| Samsung Galaxy A31 | SM-A315F, SM-A315F/DS, SM-A315G/DS, SM-A315G, SM-A315N (SM-A315F/DS (International); SM-A315G/DS (Asia, Australia)) |
| Announced | 2020, March 24 |
| Released | 2020, April 27 |
| Dimensions | 159.3 x 73.1 x 8.6 mm |
| Weight | 185 g |
| Build | |
| IP standard | |
| Colors | Black, Blue, Red, White |
| SIM | Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by) |
| OS | Android 10 |
| user interface | One UI 2.5 |
| Connections |
|
| Network | GSM / HSPA / LTE |
| 2G bands | GSM 850 / 900 / 1800 / 1900 – SIM 1 & SIM 2 (dual-SIM model only) |
| 3G bands | HSDPA 850 / 900 / 1900 / 2100 – SM-A315F HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 – SM-A315G |
| 4G bands | 1, 2, 3, 5, 7, 8, 20, 38, 40, 41 – SM-A315F 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 38, 40, 41, 66 – SM-A315G |
| 5G bands | |
| Speed | HSPA, LTE-A |
| Positioning | GPS, GLONASS, GALILEO, BDS |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct |
| Bluetooth | 5.0, A2DP, LE |
| NFC | Yes (market/region dependent) |
| Infrared | No |
| Radio | FM radio, RDS, recording |
| DISPLAY |
|
| Screen type | Super AMOLED |
| Technology and features | |
| Screen protection | |
| Screen Size | 6.4 inches |
| Screen-to-body ratio | ~84.9% |
| Refresh rate | |
| Screen resolution | 1080 x 2400 pixels |
| Display ratio | 20:9 |
| Pixel density | ~411 ppi |
| Brightness | |
| Processing and Calculations |
|
| Chipset | Mediatek MT6768 Helio P65 |
| Manufacturing accuracy | 12nm |
| CPU | Octa-core |
| Specifications of cores | 2×2.0 GHz Cortex-A75 & 6×1.7 GHz Cortex-A55 |
| GPU | Mali-G52 MC2 |
| MEMORY and RAM |
|
| RAM | 4GB, 6GB, 8GB |
| Internal memory | 64GB, 128GB |
| Internal memory type | eMMC 5.1 |
| Memory and RAM combination | 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM |
| Memory card slot | microSDXC (dedicated slot) |
| MAIN CAMERA |
|
| Camera 1 | 48 MP, f/2.0, 26mm (wide), 1/2.0″, 0.8µm, PDAF |
| Camera 2 | 8 MP, f/2.2, 123˚, (ultrawide), 1/4.0″, 1.12µm |
| Camera 3 | 5 MP, f/2.4, (macro) |
| Camera 4 | 5 MP, f/2.4, (depth) |
| Video | 1080p@30fps |
| Video recording features | |
| Features | LED flash, panorama, HDR |
| SELFIE CAMERA |
|
| Selfie camera | 20 MP, f/2.2, (wide) |
| Selfie video | 1080p@30fps |
| Selfie features | |
| SOUND | |
| Speaker |
Yes |
| 3.5mm jack | Yes |
| BATTERY |
|
| Battery | 5000 mAh, |
| Battery type | Li-Po |
| Removable or replacement | Non-removable / replaceable only by specialist |
| Fast charging | Yes |
| Wireless charging | No |
| Wireless charging power | |
| Wire charging power | 15W |
| port type | USB Type-C 2.0, OTG |
| Charging features | |
| FEATURES |
|
| Sensors | Fingerprint, accelerometer, gyro, compass |
| Fingerprint | Under display, optical |
| Other Features | Virtual proximity sensing |
| Comes in the box | 15W wall adaptor 3.5mm wired earphones cable Transparent back cover SIM Ejector tool User guide |
 VIDEO |
A31 Disassembly – how to replace parts / Tutorial |
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