Realme P4 5G vs Oppo F21 Pro comparison

Compare Realme P4 5G
Compare Oppo F21 Pro
key specs
Display6.77-inch6.43-inch
Front Camera16-megapixel 32-megapixel
Rear Camera50-megapixel + 8-megapixel 64-megapixel + 2-megapixel + 2-megapixel
RAM6GB, 8GB8GB
Storage128GB, 256GB128GB
Battery Capacity7000mAh4500mAh
OSAndroid 15Android 12
Resolution1080x2392 pixels1080x2400 pixels
Processor-Qualcomm Snapdragon 680
general
BrandRealmeOppo
ModelP4 5GF21 Pro
Release dateAugust 20, 2025April 12, 2022
AI EnabledYes-
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Dimensions (mm)163.34 x 75.88 x 7.58159.90 x 73.20 x 7.49
Weight (g)185.00175.00
IP ratingIP65-
Battery capacity (mAh)70004500
Removable batteryNo-
Fast charging80W Fast Charging-
ColoursEngine Blue, Forge Red, Steel GrayCosmic Black, Sunset Orange
display
Refresh Rate144 Hz90 Hz
Resolution StandardFHD+FHD
Screen size (inches)6.776.43
TouchscreenYes-
Resolution1080x2392 pixels1080x2400 pixels
Protection type-Gorilla Glass
Aspect ratio-20:9
Pixels per inch (PPI)-409
hardware
Processor makeMediaTek Dimensity 7400Qualcomm Snapdragon 680
RAM6GB, 8GB8GB
Internal storage128GB, 256GB128GB
Processor-octa-core
camera
Rear camera50-megapixel (f/1.8) + 8-megapixel (f/2.2)64-megapixel (f/1.7) + 2-megapixel (f/3.3) + 2-megapixel (f/2.4)
No. of Rear Cameras23
Rear flashYesYes
Front camera16-megapixel (f/2.4)32-megapixel (f/2.4)
No. of Front Cameras11
Lens Type (Second Rear Camera)Ultra Wide-Angle-
Rear autofocus-Yes
software
Operating systemAndroid 15Android 12
SkinRealme UI 6ColorOS 12.1
connectivity
Wi-FiYesYes
GPSYesYes
BluetoothYes, v 5.40Yes, v 5.10
InfraredYes-
USB Type-CYesYes
HeadphonesType-C3.5mm
Number of SIMs22
Active 4G on both SIM cardsYes-
Wi-Fi standards supported-802.11 a/b/g/n/ac
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes
sensors
In-Display Fingerprint SensorYesYes
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYesYes

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