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Samsung Galaxy S21+ vs Samsung Galaxy J7 Duo comparison

 Compare Samsung Galaxy S21+
Samsung Galaxy S21+
Compare Samsung Galaxy J7 Duo
Samsung Galaxy J7 Duo
ratings
Overall NDTV RatingRead Review-
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display6.70-inch5.50-inch
ProcessorSamsung Exynos 2100Samsung Exynos 7885
Front Camera10-megapixel 8-megapixel
Rear Camera12-megapixel + 12-megapixel + 64-megapixel 13-megapixel + 5-megapixel
RAM8GB4GB
Storage128GB, 256GB32GB
Battery Capacity4800mAh3000mAh
OSAndroid 11Android Oreo
Resolution1080x2400 pixels720x1280 pixels
general
BrandSamsungSamsung
ModelGalaxy S21+Galaxy J7 Duo
Release dateJanuary 14, 2021March 1, 2018
Form factorTouchscreenTouchscreen
Dimensions (mm)161.50 x 75.60 x 7.80153.50 x 77.20 x 8.20
Weight (g)202.00174.00
IP ratingIP68-
Battery capacity (mAh)48003000
Fast chargingProprietary-
Wireless chargingYes-
ColoursPhantom VioletBlack and Gold
Launched in India-Yes
display
Screen size (inches)6.705.50
TouchscreenYesYes
Resolution1080x2400 pixels720x1280 pixels
Protection typeGorilla Glass-
Aspect ratio20:916:9
Pixels per inch (PPI)394267
hardware
Processor2.2GHz octa-core (3x2.8GHz + 4x2.2GHz + 1x2.9GHz)octa-core (2x2.2GHz + 6x1.6GHz)
Processor makeSamsung Exynos 2100Samsung Exynos 7885
RAM8GB4GB
Internal storage128GB, 256GB32GB
Expandable storage-Yes
Expandable storage type-microSD
Expandable storage up to (GB)-256
camera
Rear camera12-megapixel (f/1.8, 1.8-micron) + 12-megapixel (f/2.2, 1.4-micron) + 64-megapixel (f/2.0, 0.8-micron)13-megapixel (f/1.9) + 5-megapixel (f/1.9)
Rear autofocusYesYes
Rear flashYesLED
Front camera10-megapixel (f/2.2, 1.22-micron)8-megapixel (f/1.9)
Front flash-LED
software
Operating systemAndroid 11Android Oreo
SkinOne UI 3.1-
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac/ax802.11 a/b/g/n/ac
GPSYesYes
BluetoothYes, v 5.00Yes, v 5.00
NFCYesNo
USB Type-CYes-
Number of SIMs22
FM-Yes
sim 1
SIM TypeNano-SIM-
GSM/CDMAGSM-
3GYes-
4G/ LTEYes-
5GYes-
sim 2
SIM TypeNano-SIM-
GSM/CDMAGSM-
3GYes-
4G/ LTEYes-
5GYes-
sensors
Face unlockYes-
In-Display Fingerprint SensorYes-
Compass/ MagnetometerYesNo
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYes-
GyroscopeYes-
BarometerYes-
Fingerprint sensor-Yes

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