Realme C21Y vs Oppo A15 comparison

Compare Realme C21Y
Compare Oppo A15
key specs
Display6.50-inch6.52-inch
ProcessorUnisoc T610MediaTek Helio P35
Front Camera5-megapixel 5-megapixel
Rear Camera13-megapixel + 2-megapixel + 2-megapixel 13-megapixel + 2-megapixel + 2-megapixel
RAM3GB, 4GB3GB
Storage32GB, 64GB32GB
Battery Capacity5000mAh4230mAh
OSAndroid 11Android 10
Resolution720x1600 pixels720x1600 pixels
general
BrandRealmeOppo
ModelC21YA15
Release dateJuly 14, 2021October 15, 2020
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Dimensions (mm)164.50 x 76.00 x 9.10164.00 x 75.00 x 8.00
Weight (g)200.00175.00
Battery capacity (mAh)50004230
Fast chargingProprietary-
ColoursCross Black, Cross BlueDynamic Black, Mystery Blue
display
Screen size (inches)6.506.52
TouchscreenYes-
Resolution720x1600 pixels720x1600 pixels
Aspect ratio20:920:9
hardware
Processorocta-coreocta-core
Processor makeUnisoc T610MediaTek Helio P35 (MT6765)
RAM3GB, 4GB3GB
Internal storage32GB, 64GB32GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)256256
Dedicated microSD slotYes-
camera
Rear camera13-megapixel (f/2.2) + 2-megapixel (f/2.4) + 2-megapixel (f/2.4)13-megapixel + 2-megapixel + 2-megapixel
No. of Rear Cameras3-
Rear autofocusYes-
Rear flashYes-
Front camera5-megapixel (f/2.4)5-megapixel
No. of Front Cameras1-
software
Operating systemAndroid 11Android 10
SkinRealme UIColorOS 7.2
connectivity
Wi-FiYesYes
GPSYesYes
BluetoothYes, v 5.00Yes, v 5.00
Micro-USBYesYes
Headphones3.5mm3.5mm
Number of SIMs22
Wi-Fi standards supported-802.11 a/b/g/n/ac
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sensors
Fingerprint sensorYesYes
Compass/ MagnetometerYes-
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
Face unlock-Yes
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