Realme C21 vs Oppo A71 (2018) comparison

Compare Realme C21
Compare Oppo A71 (2018)
ratings
Overall NDTV RatingRead Review-
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display6.50-inch5.20-inch
ProcessorMediaTek Helio G35Qualcomm Snapdragon 450
Front Camera5-megapixel 5-megapixel
Rear Camera13-megapixel + 2-megapixel + 2-megapixel 13-megapixel
RAM3GB, 4GB3GB
Storage32GB, 64GB16GB
Battery Capacity5000mAh3000mAh
OSAndroid 10Android 7.1
Resolution720x1600 pixels720x1280 pixels
general
BrandRealmeOppo
ModelC21A71 (2018)
Release dateApril 8, 2021January 1, 2018
Launched in IndiaYes-
Dimensions (mm)165.20 x 76.40 x 8.90148.10 x 73.80 x 7.60
Weight (g)190.00137.00
Battery capacity (mAh)50003000
ColoursCross Black, Cross BlueBlack, Gold
Form factor-Touchscreen
display
Screen size (inches)6.505.20
TouchscreenYesYes
Resolution720x1600 pixels720x1280 pixels
Aspect ratio-16:9
hardware
Processorocta-core1.8GHz octa-core
Processor makeMediaTek Helio G35Qualcomm Snapdragon 450
RAM3GB, 4GB3GB
Internal storage32GB, 64GB16GB
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 (f/2.2, 1.12-micron)
No. of Rear Cameras3-
Front camera5-megapixel (f/2.2)5-megapixel
No. of Front Cameras1-
Rear autofocus-Phase detection autofocus
Rear flash-LED
software
Operating systemAndroid 10Android 7.1
SkinRealme UIColorOS 3.2
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 b/g/n802.11 b/g/n
GPSYes-
BluetoothYes, v 5.00Yes, v 4.20
Micro-USBYesYes
Headphones3.5mm3.5mm
Number of SIMs22
USB OTG-Yes
FM-Yes
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sensors
Fingerprint sensorYes-
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes

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