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OPPO Reno 15 Pro Max vs Oppo A31 (2020) comparison

 Compare OPPO Reno 15 Pro Max
OPPO Reno 15 Pro Max
Compare Oppo A31 (2020)
Oppo A31 (2020)
key specs
Display6.78-inch6.50-inch
ProcessorMediaTek Dimensity 8450MediaTek Helio P35
Front Camera50-megapixel 8-megapixel
Rear Camera200-megapixel + 50-megapixel + 50-megapixel 12-megapixel + 2-megapixel + 2-megapixel
RAM12GB4GB
Storage512GB64GB
Battery Capacity6500mAh4230mAh
OSAndroid 16Android 9
Resolution1272x2772 pixels720x1600 pixels
general
BrandOPPOOppo
ModelReno 15 Pro MaxA31 (2020)
Release dateDecember 31, 2025February 14, 2020
AI EnabledYes-
Launched in IndiaNoYes
Weight (g)202.00180.00
Battery capacity (mAh)65004230
Removable batteryNoNo
Fast charging80W Fast Charging-
Wireless chargingYes-
Wireless Charging Type50W-
ColoursTwilight Gold, Desert BrownMystery Black, Fantasy White
Form factor-Touchscreen
Body type-Plastic
Dimensions (mm)-163.90 x 75.50 x 8.30
display
Refresh Rate120 Hz-
Resolution StandardFHD+-
Screen size (inches)6.786.50
TouchscreenYesYes
Resolution1272x2772 pixels720x1600 pixels
Pixels per inch (PPI)450-
Aspect ratio-20:9
hardware
Processorocta-core2.3GHz octa-core
Processor makeMediaTek Dimensity 8450MediaTek Helio P35 (MT6765)
RAM12GB4GB
Internal storage512GB64GB
Expandable storageNoYes
Expandable storage typeNomicroSD
Dedicated microSD slotNoYes
Expandable storage up to (GB)-256
camera
Rear camera200-megapixel (f/1.8) + 50-megapixel (f/2.0) + 50-megapixel (f/2.8)12-megapixel (f/1.8) + 2-megapixel (f/2.4, 1.75-micron) + 2-megapixel (f/2.4, 1.75-micron)
No. of Rear Cameras3-
Front camera50-megapixel (f/2.0)8-megapixel (f/2.0)
No. of Front Cameras1-
Lens Type (Second Rear Camera)Ultra Wide-Angle-
Lens Type (Third Rear Camera)Telephoto-
Rear autofocus-Yes
Rear flash-Yes
Pop-Up Camera-No
Front autofocus-No
Front flash-No
software
Operating systemAndroid 16Android 9
SkinColorOS 16ColorOS 6.1.2
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac/ax802.11 a/b/g/n/ac
GPSYesYes
BluetoothYes, v 5.40Yes, v 5.00
NFCYesNo
InfraredYes-
USB Type-CYes-
HeadphonesType-C3.5mm
Number of SIMs22
Active 4G on both SIM cardsYes-
Micro-USB-Yes
FM-Yes
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
5GYes-
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
5GYes-
sensors
Face unlockYesYes
In-Display Fingerprint SensorYes-
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYes-
Fingerprint sensor-Yes
Compass/ Magnetometer-Yes
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