Description
Physical features | Samsung Galaxy A31 |
Model | Samsung A31 |
Brand | Samsung |
Release date | April, 2020 |
Depth | 8.6 millimeters (0.34 inches) |
Size (width x height) | 73.1 x 159.3 millimeters (2.88 x 6.27 in) |
Weight | 185 grams (6.48 ounces) |
Qwerty physical keyboard | Not supported |
Antenna | Internal antenna |
Build, materials | Plastic body, glass front |
Protection against water and others | Not supported |
System (OS) | Samsung Galaxy A31 |
Operating system | Android 10 |
Firmware update | feature not registered |
Hardware | Samsung Galaxy A31 |
Chipset | 64bit – MediaTek MT6768 Helio P65 (12nm) |
CPU processor | Octa-Core, 2 processors: 2Ghz Dual-Core ARM Cortex-A75 1.7Ghz Hexa-Core ARM Cortex-A55 |
GPU graphical controller | ARM Mali-G52 MC2 820Mhz |
RAM memory | 4GB LPDDR4X |
Internal storage | 128GB (104GB user free) eMMC 5.1 |
External storage | Until 1TB microSD, microSDXC (dedicated slot) |
Display | Samsung Galaxy A31 |
Display type | Super AMOLED |
Screen size | 6.4″ inches |
Screen-to-body ratio | ~84.9% (screen-to-body ratio) |
Display resolution | 1080×2400 pixels |
Touchscreen | Capacitive Multitouch |
Pixel density (dot pitch) | 411 PPI |
Colors | 16 million |
Scratch-resistant glass | Not supported |
Display features | feature not registered |
Mobile networks | Samsung Galaxy A31 |
Dual-SIM | Dual SIM Standby – Call active on one sim card (dedicated slot) |
SIM card | 2 slots Dual-SIM nano-SIM (4FF) |
Maximum download/upload | 150/50 Mbps |
Network technology | 2G, 3G, 4G |
Frequency, bands | Expand band details |
Calling | Samsung Galaxy A31 |
Messaging | SMS (T9), MMS, E-mail, Push mail |
Speakerphone | Supported |
Video calling | Supported |
Call control | Voice dialing, Voice recorder, Voice commands |
Camera | Samsung Galaxy A31 |
Back camera (main camera) | (quad camera) • 48 megapixels • 8MP ultrawide (f/2.2 13mm 1/4.0″ 1.12µm) • 5MP macro (f/2.4) • 5MP depth sensor (f/2.4) |
Main camera resolution | 8000×6000 pixels |
Video recording (primary) | Full HD (1920×1080) 30 fps |
Flash | LED flash |
Focal aperture | f/2.0 (aperture) |
Focal length | 26mm lens |
Sensor size | 1/2″ inches |
Pixel size | 0.8µm pixel |
Autofocus | PDAF: phase detection autofocus |
Touch focus | Supported |
Image stabilization | EIS: Digital stabilization |
Zoom | Only digital zoom |
Face/smile detection | Face detection, Smile detection |
BSI sensor | Not supported |
HDR | HDR photo on both cameras |
2ª camera | Samsung Galaxy A31 |
Front camera (secondary) | 20 megapixels |
Front camera resolution | 5184×3840 pixels |
Video recording (secondary) | Full HD (1920×1080) |
Front flash | Not supported |
Focal aperture | f/2.2 (aperture) |
Focal length | feature not registered |
Sensor size | feature not registered |
Pixel size | feature not registered |
Multimedia | Samsung Galaxy A31 |
Radio | FM |
TV | Not supported |
Video formats | MP4, H.265, H.264, H.263, XviD, MKV |
Audio formats | MP3, WAV, WMA, eAAC+, FLAC |
Connectivity | Samsung Galaxy A31 |
USB | USB 2.0 Type-C, USB OTG On-The-Go |
TV output | Not supported |
Audio output | 3.5mm jack |
Bluetooth | 5.0 version A2DP/LE |
WiFi | 802.11 a/b/g/n/ac + MIMO (2.4Ghz, 5Ghz) |
DLNA | Not supported |
NFC | Supported |
GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
Infrared port | Not supported |
Other functions | Samsung Galaxy A31 |
Active noise cancellation | Supported |
Vibrating alert | Supported |
Ringtones | Polyphonic and customized |
Web browser | HTML, XHTML, HTML5 |
Java / Flash player | Not supported |
Sensors | Accelerometer Compass Ambient Light Gyroscope Face unlock Fingerprint (under display) |
Other features | – Colors: Prism Black, Prism Blue, Prism Red, Prism White – One UI 2.0 – 20:9 display – WiFi direct, hotspot |
Power supply | Samsung Galaxy A31 |
Battery | LiPo – Li-Ion polymer (Non removable) 15W |
Battery capacity | 5000 mAh |
Charger, watts | • Fast battery charging |
Talk time autonomy | feature not registered |
Standby | feature not registered |
Radiation rate | Samsung Galaxy A31 |
SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered |
SAR 2W/kg (Europe, UK, etc.) | 0.488W/kg (head) | 1.68W/kg (body) |
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