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ratings | ||||
Overall NDTV Rating | Read Review | Read Review | ||
Design Rating | ||||
Display Rating | ||||
Software Rating | ||||
Performance Rating | ||||
Battery Life Rating | ||||
Camera Rating | ||||
Value for Money Rating | ||||
key specs | ||||
Display | 6.40-inch | 3.50-inch | ||
Processor | MediaTek Helio P65 | one-core | ||
Front Camera | 20-megapixel | No | ||
Rear Camera | 48-megapixel + 8-megapixel + 5-megapixel + 5-megapixel | 3.2-megapixel | ||
RAM | 6GB | - | ||
Storage | 128GB | 10MB | ||
Battery Capacity | 5000mAh | 1000mAh | ||
OS | Android 10 | Proprietary | ||
Resolution | 1080x2400 pixels | 320x480 pixels | ||
general | ||||
Brand | Samsung | Samsung | ||
Model | Galaxy A31 | Rex 90 | ||
Release date | March 24, 2020 | February 1, 2013 | ||
Launched in India | Yes | - | ||
Form factor | Touchscreen | Bar | ||
Dimensions (mm) | 159.30 x 73.10 x 8.60 | 113.00 x 61.90 x 11.84 | ||
Weight (g) | 185.00 | - | ||
Battery capacity (mAh) | 5000 | 1000 | ||
Removable battery | No | Yes | ||
Fast charging | Proprietary | - | ||
Wireless charging | No | - | ||
Colours | Prism Crush Black, Prism Crush Blue, Prism Crush White | - | ||
Alternate names | - | GT-S5292 | ||
display | ||||
Screen size (inches) | 6.40 | 3.50 | ||
Touchscreen | Yes | Yes | ||
Resolution | 1080x2400 pixels | 320x480 pixels | ||
Aspect ratio | 20:9 | - | ||
hardware | ||||
Processor | 2GHz octa-core (2x2GHz + 6x1.7GHz) | one-core | ||
Processor make | MediaTek Helio P65 | - | ||
RAM | 6GB | - | ||
Internal storage | 128GB | 10MB | ||
Expandable storage | Yes | Yes | ||
Expandable storage type | microSD | microSD | ||
Expandable storage up to (GB) | 512 | 32 | ||
camera | ||||
Rear camera | 48-megapixel (f/2.0) + 8-megapixel (f/2.2) + 5-megapixel (f/2.4) + 5-megapixel (f/2.4) | 3.2-megapixel | ||
Rear autofocus | Yes | - | ||
Rear flash | Yes | No | ||
Front camera | 20-megapixel (f/2.2) | No | ||
software | ||||
Operating system | Android 10 | Proprietary | ||
Skin | One UI 2.1 | - | ||
connectivity | ||||
Wi-Fi | Yes | Yes | ||
Wi-Fi standards supported | 802.11 a/b/g/n | - | ||
GPS | Yes | No | ||
Bluetooth | Yes | Yes | ||
NFC | Yes | No | ||
USB Type-C | Yes | - | ||
Number of SIMs | 2 | 2 | ||
Infrared | - | No | ||
USB OTG | - | No | ||
Headphones | - | 3.5mm | ||
FM | - | Yes | ||
Wi-Fi Direct | - | No | ||
Mobile High-Definition Link (MHL) | - | No | ||
sim 1 | ||||
SIM Type | Nano-SIM | Micro-SIM | ||
GSM/CDMA | GSM | GSM | ||
3G | Yes | No | ||
4G/ LTE | Yes | No | ||
sim 2 | ||||
SIM Type | Nano-SIM | Micro-SIM | ||
GSM/CDMA | GSM | GSM | ||
3G | Yes | No | ||
4G/ LTE | Yes | No | ||
sensors | ||||
Face unlock | Yes | - | ||
In-Display Fingerprint Sensor | Yes | - | ||
Compass/ Magnetometer | Yes | No | ||
Proximity sensor | Yes | Yes | ||
Accelerometer | Yes | No | ||
Ambient light sensor | Yes | No | ||
Gyroscope | - | No | ||
Barometer | - | No | ||
Temperature sensor | - | No |