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Realme P4 Power 5G vs Vivo X21 comparison

 Compare Realme P4 Power 5G
Realme P4 Power 5G
Compare Vivo X21
Vivo X21
ratings
Overall NDTV RatingRead ReviewRead Review
Design Rating
Display Rating
Software Rating
Performance Rating
Battery Life Rating
Camera Rating
Value for Money Rating
key specs
Display6.80-inch6.28-inch
ProcessorMediaTek Dimensity 7400 UltraQualcomm Snapdragon 660
Front Camera16-megapixel12-megapixel
Rear Camera50-megapixel + 8-megapixel12-megapixel + 5-megapixel
Battery Capacity10,001mAh3200mAh
OSAndroid 16Android 8.1
RAM-6GB
Storage-128GB
Resolution-1080x2280 pixels
general
BrandRealmeVivo
ModelP4 Power 5GX21
Release dateJanuary 29, 2026March 1, 2018
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Dimensions (mm)162.26 x 76.15 x 9.08154.50 x 74.80 x 7.40
Weight (g)215.00156.20
IP ratingIP69-
Battery capacity (mAh)10,0013200
Removable batteryNoNo
Fast charging80W Fast ChargingProprietary
Wireless chargingNo-
ColoursTransSilver, TransOrange, TransBlueBlack, Gold
display
Refresh Rate144 Hz-
Resolution Standard1.5K-
Screen size (inches)6.806.28
TouchscreenYesYes
Protection typeGorilla Glass Victus-
Resolution-1080x2280 pixels
Aspect ratio-19:9
hardware
Processorocta-core2.2GHz octa-core
Processor makeMediaTek Dimensity 7400 UltraQualcomm Snapdragon 660
RAM-6GB
Internal storage-128GB
Expandable storage-Yes
Expandable storage type-microSD
Expandable storage up to (GB)-256
camera
Rear camera50-megapixel (f/1.8) + 8-megapixel12-megapixel (f/1.8, 1.4-micron) + 5-megapixel (f/2.4)
No. of Rear Cameras2-
Front camera16-megapixel12-megapixel (f/2.0)
No. of Front Cameras1-
Pop-Up CameraNo-
Rear autofocus-Phase detection autofocus
Rear flash-LED
software
Operating systemAndroid 16Android 8.1
SkinRealme UI 7.0FunTouch 4.0
connectivity
Wi-FiYesYes
GPSYesYes
BluetoothYes, v 5.40Yes, v 5.00
USB Type-CYes-
Number of SIMs22
Wi-Fi standards supported-802.11 a/b/g/n/ac
NFC-No
Infrared-No
USB OTG-Yes
Micro-USB-Yes
Headphones-3.5mm
FM-No
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSM + CDMAGSM
4G/ LTEYesYes
5GYes-
3G-Yes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSM + CDMAGSM
4G/ LTEYesYes
5GYes-
3G-Yes
sensors
Face unlockYes-
In-Display Fingerprint SensorYes-
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYesYes
Fingerprint sensor-Yes
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