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Realme GT 7T vs Realme C21 comparison

 Compare Realme GT 7T
Realme GT 7T
Compare Realme C21
Realme C21
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-inch6.50-inch
ProcessorMediaTek Dimensity 8400-MaxMediaTek Helio G35
Front Camera32-megapixel5-megapixel
Rear Camera50-megapixel + 8-megapixel13-megapixel + 2-megapixel + 2-megapixel
RAM8GB, 12GB3GB, 4GB
Storage256GB, 512GB32GB, 64GB
Battery Capacity7000mAh5000mAh
OSAndroid 15Android 10
Resolution1280x2800 pixels720x1600 pixels
general
BrandRealmeRealme
ModelGT 7TC21
Release dateMay 1, 2025April 8, 2021
AI EnabledYes-
Launched in IndiaYesYes
Form factorTouchscreen-
Body typePolycarbonate-
IP ratingIP69-
Battery capacity (mAh)70005000
Removable batteryNo-
Fast charging120W FlashCharge-
Wireless chargingNo-
ColoursIceSense Black, IceSense Blue, Racing YellowCross Black, Cross Blue
Dimensions (mm)-165.20 x 76.40 x 8.90
Weight (g)-190.00
display
Refresh Rate120 Hz-
Resolution StandardFHD+-
Screen size (inches)6.806.50
TouchscreenYesYes
Resolution1280x2800 pixels720x1600 pixels
hardware
Processorocta-coreocta-core
Processor makeMediaTek Dimensity 8400-MaxMediaTek Helio G35
RAM8GB, 12GB3GB, 4GB
Internal storage256GB, 512GB32GB, 64GB
Expandable storageNoYes
Dedicated microSD slotNoYes
Expandable storage type-microSD
Expandable storage up to (GB)-256
camera
Rear camera50-megapixel + 8-megapixel13-megapixel (f/2.2) + 2-megapixel (f/2.4) + 2-megapixel (f/2.4)
No. of Rear Cameras23
Rear flashYes-
No. of Front Cameras11
Pop-Up CameraNo-
Lens Type (Second Rear Camera)Ultra Wide-Angle-
Front camera32-megapixel5-megapixel (f/2.2)
software
Operating systemAndroid 15Android 10
SkinRealme UI 6.0Realme UI
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 b/g/n/ac802.11 b/g/n
GPSYesYes
BluetoothYes, v 5.40Yes, v 5.00
NFCYes-
USB OTGYes-
USB Type-CYes-
Number of SIMs22
Active 4G on both SIM cardsYes-
Micro-USB-Yes
Headphones-3.5mm
sensors
In-Display Fingerprint SensorYes-
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYes-
Fingerprint sensor-Yes
Compass/ Magnetometer-Yes
sim 1
SIM Type-Nano-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes
sim 2
SIM Type-Nano-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes
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