Phone Comparison - Oppo A31 vs Samsung Galaxy M21

Oppo A31
oppo a31
Samsung Galaxy M21
samsung galaxy m21
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general General Info

Manufacturer Oppo Samsung
Announced February 2020 2020, March 18
Status Available - February 2020 Coming soon. Exp. release 2020, March 23
Price Rs. 11,490 ($0.00) [Similarly Priced] Rs. 12,999 ($0.00) [Similarly Priced]
Colors Fantasy White, Mystery Black Midnight Blue, Raven Black
Form Factor Candybar Candybar
Dimension 163.9 x 75.5 x 8.3 mm
(6.45 x 2.97 x 0.33 in)
159 x 75.1 x 8.9 mm
(6.26 x 2.96 x 0.35 in)
Weight 180 g (6.35 oz) 188 g (6.63 oz)
SIM Type Dual SIM (Nano-SIM, dual stand-by) Dual SIM (Nano-SIM, dual stand-by)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network LTE (unspecified) LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500)
Messaging
Build Features - Fingerprint Sensor
- Fingerprint Sensor

hardware Hardware and OS

OS Android 9.0 (Pie) Android 10.0
User Interface ColorOS 6.1 One UI 2.0
Processor Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53), Mediatek MT6765V/CB Helio P35 (12nm) [Similar] Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53), Exynos 9611 (10nm) [Similar]
GPU PowerVR GE8320 [Similar] Mali-G72 MP3 [Similar]
RAM 4 GB [Browse Similar] 6 GB [Browse Similar]
Internal Memory 128 GB 128 GB
External Memory microSDXC (dedicated slot) microSDXC (dedicated slot)

display Display

Type IPS LCD Capacitive Touchscreen Super AMOLED Capacitive Touchscreen
Corning Gorilla Glass 3
420 nits max brightness (advertised)
Colors 16M colors 16M colors
Size 6.5 inches [Similar] 6.4 inches [Similar]
Resolution 720 x 1600 pixels (270 ppi) 1080 x 2340 pixels (403 ppi)
Screen-to-Body Ratio 82.39% 84.07%
Multi-Touch yes yes

multimedia Multimedia

3.5mm Jack yes yes
Radio FM radio FM radio, RDS, recording
Games Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes

camera Camera

Rear Camera 12 MP + 2 MP + 2 MP [Similar] 48 MP + 8 MP + 5 MP [Similar]
Flash LED Flash LED Flash
Features 12 MP, f/1.8, (wide), PDAF
2 MP, f/2.4, 27mm (macro), 1/5.0", 1.75µm
2 MP, f/2.4, (depth)
HDR, Panorama
48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF
8 MP, f/2.2, 12mm (ultrawide), 1/4.0", 1.12µm
5 MP, f/2.2, (depth)
Panorama, HDR
Video 1080p@30fps 2160p@30fps, 1080p@30fps, gyro-EIS
Front Camera 8 MP, f/2.0, HDR, 1080p@30fps [Similar] 20 MP, f/2.0, (wide), 1/2.8", 1.0μm
HDR
1080p@30fps [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes
Edge Yes Yes
3G HSPA 42.2/5.76 Mbps, LTE-A HSPA, LTE-A
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
USB microUSB 2.0, USB On-The-Go 2.0, Type-C 1.0 reversible connector
GPS Yes, with A-GPS, BDS Yes, with A-GPS, GLONASS, BDS
Browser Yes Yes

memory User Memory

Internal 128 GB, 4 GB RAM 128 GB, 6 GB RAM or 64 GB, 4 GB RAM (UFS 2.1)
Expandable Storage microSDXC (dedicated slot) microSDXC (dedicated slot)
USB OTG Supported Supported

Apps Sensors

Fingerprint fingerprint supported fingerprint supported
Proximity Sensor proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present
Magnetic-Field Sensor (Compass) magnetic field sensor present magnetic field sensor present
Gyroscope Sensor gyroscope sensor not present gyroscope sensor present
NFC NFC not supported NFC not supported

battery Battery

Type Non-removable Li-Po Battery Non-removable Li-Po Battery
Fast battery charging 15W
Capacity 4230 mAh 6000 mAh
Stand by - -
Talk Time - -