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Boltt Evo vs Realme C21Y comparison

 Compare Boltt Evo
Boltt Evo
Compare Realme C21Y
Realme C21Y
key specs
Display6.79-inch6.50-inch
ProcessorUnisoc T7250Unisoc T610
Front Camera8-megapixel5-megapixel
Rear Camera50-megapixel + 2-megapixel13-megapixel + 2-megapixel + 2-megapixel
RAM4GB, 6GB3GB, 4GB
Storage64GB, 128GB32GB, 64GB
Battery Capacity6000mAh5000mAh
OSAndroid 16Android 11
Resolution720x1640 pixels720x1600 pixels
general
BrandFire-BolttRealme
ModelBoltt EvoC21Y
Release dateAugust 25, 2026July 14, 2021
AI EnabledYes-
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Body typePolycarbonate-
Dimensions (mm)170.00 x 77.71 x 8.50164.50 x 76.00 x 9.10
Weight (g)233.00200.00
Battery capacity (mAh)60005000
Removable batteryNo-
Fast chargingProprietaryProprietary
Wireless chargingNo-
ColoursArctic White, Berry Red, Lavender Bloom, Midnight Black, and Sky BlueCross Black, Cross Blue
display
Refresh Rate120 Hz-
Resolution StandardHD+-
Screen size (inches)6.796.50
TouchscreenYesYes
Resolution720x1640 pixels720x1600 pixels
Aspect ratio-20:9
hardware
Processorocta-coreocta-core
Processor makeUnisoc T7250Unisoc T610
RAM4GB, 6GB3GB, 4GB
Internal storage64GB, 128GB32GB, 64GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)1024256
Dedicated microSD slot-Yes
camera
Rear camera50-megapixel + 2-megapixel13-megapixel (f/2.2) + 2-megapixel (f/2.4) + 2-megapixel (f/2.4)
No. of Rear Cameras23
Rear autofocusYesYes
Rear flashYesYes
Front camera8-megapixel5-megapixel (f/2.4)
No. of Front Cameras11
Pop-Up CameraNo-
Front autofocusNo-
Front flashNo-
software
Operating systemAndroid 16Android 11
Skin-Realme UI
connectivity
Wi-FiYesYes
GPSYesYes
BluetoothYes, v 5.00Yes, v 5.00
USB Type-CYes-
Number of SIMs22
Active 4G on both SIM cardsYes-
Micro-USB-Yes
Headphones-3.5mm
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSM + CDMAGSM
4G/ LTEYesYes
3G-Yes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSM + CDMAGSM
4G/ LTEYesYes
3G-Yes
sensors
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
Fingerprint sensor-Yes
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