Samsung Galaxy M21 (6GB RAM + 128GB) vs Oppo A31 2020 (6GB RAM + 128GB)


Quick Comparison


Both Samsung Galaxy M21 (6GB RAM + 128GB) and Oppo A31 2020 (6GB RAM + 128GB) comes with same RAM. In terms of display resolution, Samsung Galaxy M21 (6GB RAM + 128GB) has better resolution of 2340 x 1080 than Oppo A31 2020 (6GB RAM + 128GB) which has resolution of 1600 x 720. Both have the same amount of internal memory.

NameSamsung Galaxy M21 (6GB RAM + 128GB)Oppo A31 2020 (6GB RAM + 128GB)
RAM6 GB6 GB
Display6.4 in6.5 in
Internal Memory128 GB128 GB
Battery6000 mAh4230 mAh
Camera48 MP + 8 MP + 5 MP Triple12 MP + 2 MP + 2 MP Triple
PriceRs. 14499Rs. 14990

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Detailed Comparison


Price And Launch

The launch Date of the first phone is March 18, 2020. The cost of Samsung Galaxy M21 (6GB RAM + 128GB) is Rs. 14499. The launch Date of the second phone is March 6, 2020. The cost of Oppo A31 2020 (6GB RAM + 128GB) is Rs. 14990.

Display comparison

Oppo A31 2020 (6GB RAM + 128GB) has larger screen size of 6.5 inches in comparison to Samsung Galaxy M21 (6GB RAM + 128GB)'s 6.4 inch screen. Samsung Galaxy M21 (6GB RAM + 128GB) has Super AMOLED Screen type where as Oppo A31 2020 (6GB RAM + 128GB) has IPS LCD Screen type. Samsung's phone has display density of 403 PPI & OPPO's phone has only 270 PPI display density. In terms of screen to body ratio, OPPO's phone has better screen to body ratio of ~ 89% than Samsung's phone ~ 84.2%. Samsung Galaxy M21 (6GB RAM + 128GB) has 19.5:9 aspect ratio where as Oppo A31 2020 (6GB RAM + 128GB) has 20:9 aspect ratio.

Memory comparison

Both mobiles come with 6 GB RAM and both have same Internal Memory of 128 GB.

Camera comparison

Samsung Galaxy M21 (6GB RAM + 128GB)'s 48 MP + 8 MP + 5 MP Triple Rear Camera outclasses Oppo A31 2020 (6GB RAM + 128GB)'s 12 MP + 2 MP + 2 MP Triple Rear Camera in terms of resolution. Samsung Galaxy M21 (6GB RAM + 128GB) will be better choice if you're looking to click lot of selfies as it has better 20 MP Front Camera in comparison to Oppo A31 2020 (6GB RAM + 128GB)'s 8 MP Front Camera.

Technical comparison

Both the phones has Android Operating System but the first one runs on version 10.0 and the second one on v9.0 (Pie) version.

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Full Comparison


NameSamsung Galaxy M21 (6GB RAM + 128GB)Oppo A31 2020 (6GB RAM + 128GB)
General
Sim TypeDual Sim, GSM+GSMDual Sim, GSM+GSM
Dual SimYesYes
Sim SizeNano+Nano SIMNano+Nano SIM
Device TypeSmartphoneSmartphone
Release DateMarch 18, 2020March 6, 2020
Design
Dimensions75.1 x 159 x 8.9 mm75.5 x 163.9 x 8.3 mm
Weight188 g180 g
Display
TypeColor Super AMOLED Screen (16M Colors)Color IPS LCD Screen
TouchYesYes
Size6.4 inches, 1080 x 2340 pixels6.5 inches, 720 x 1600 pixels
Aspect Ratio19.5:920:9
PPI~ 403 PPI~ 270 PPI
Screen to Body Ratio~ 84.2%~ 89%
Glass TypeCorning Gorilla Glass 3
Features420 nits (peak)
NotchYes, Water Drop NotchYes, Water Drop Notch
Memory
RAM6 GB6 GB
Storage128 GB128 GB
Card SlotYes, upto 512 GBYes, upto 256 GB
Connectivity
GPRSYesYes
EDGEYesYes
3GYesYes
4GYesYes
VoLTEYesYes
WifiYes, with wifi-hotspotYes, with wifi-hotspot
BluetoothYes, v5.0Yes, v5.0
USBYes, USB-C v2.0Yes, microUSB v2.0
USB FeaturesUSB on-the-go, USB ChargingUSB Charging
Extra
GPSYes, with A-GPS, GLONASS, GALILEO, BDSyes with A-GPS
Fingerprint SensorYes, RearYes, Rear
Face UnlockYesYes
SensorsAccelerometer, Gyro Sensor, Geomagnetic Sensor, Proximity Sensor, Virtual Light SensingLight sensor, Proximity sensor, Accelerometer
3.5mm Headphone JackYesYes
Camera
Rear Camera48 MP f/2 (Wide Angle)
8 MP f/2.2 (Ultra Wide)
5 MP f/2.2 (Depth Sensor) with autofocus
12 MP f/1.8 (Main)
2 MP f/2.4 (Macro)
2 MP f/2.4 (Depth Sensor) with autofocus
FeaturesPanorama, HDRDigital Zoom, Auto Flash, Face detection, Touch to focus
Video Recording4K @ 30 fps UHD, 1080p @ 30 fps FHD1080p @ 30 fps FHD
FlashYes, LEDYes, LED
Front Camera20 MP f/2 (Wide Angle)8 MP f/2 (Main)
Front Video Recording1080p @ 30 fps FHD1080p @ 30 fps FHD
Technical
OSAndroid v10.0, upgradable to v11Android v9.0 (Pie)
ChipsetSamsung Exynos 9611MediaTek Helio P35
CPU2.3 GHz, Octa Core Processor2.3 GHz, Octa Core Processor
Core Details4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A534x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53
GPUMali-G72 MP3PowerVR GE8320
JavaNoNo
BrowserYes, supports HTML5Yes
Multimedia
EmailYesYes
MusicMP3, M4A, 3GA, AAC, OGG, OGA, WAV, WMA, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTAYes
VideoMP4, M4V, 3GP, 3G2, WMV, ASF, AVI, FLV, MKV, WEBMYes
FM RadioYesYes
Document ReaderYesYes
Battery
TypeNon-Removable BatteryNon-Removable Battery
Size6000 mAh, Li-Po Battery4230 mAh, Li-ion Battery
Fast ChargingYes, 15W Fast Charging

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