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Samsung Galaxy A51 vs Samsung Galaxy A7 (2017) comparison

 Compare Samsung Galaxy A51
Samsung Galaxy A51
Compare Samsung Galaxy A7 (2017)
Samsung Galaxy A7 (2017)
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
Display6.50-inch5.70-inch
Front Camera32-megapixel 16-megapixel
Rear Camera48-megapixel + 12-megapixel + 5-megapixel + 5-megapixel 16-megapixel
RAM6GB3GB
Storage128GB32GB
Battery Capacity4000mAh3600mAh
OSAndroid 10Android 6.0
Resolution1080x2400 pixels1080x1920 pixels
Processor-Samsung Exynos 7880
general
BrandSamsungSamsung
ModelGalaxy A51Galaxy A7 (2017)
Release dateJanuary 1, 2020January 1, 2017
Launched in IndiaYes-
Form factorTouchscreenTouchscreen
Dimensions (mm)158.50 x 73.60 x 7.90156.80 x 77.60 x 7.90
Weight (g)172.00186.00
Battery capacity (mAh)40003600
Fast chargingProprietary-
ColoursPrism Crush Blue, Prism Crush Black, Prism Crush Pink, Prism Crush WhiteBlack Sky, Gold Sand
Removable battery-No
SAR value-0.29
display
Screen size (inches)6.505.70
TouchscreenYesYes
Resolution1080x2400 pixels1080x1920 pixels
hardware
Processor makeSamsung Exynos 9611Samsung Exynos 7880
RAM6GB3GB
Internal storage128GB32GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)512256
Dedicated microSD slotYes-
Processor-1.9GHz octa-core
camera
Rear camera48-megapixel (f/2.0) + 12-megapixel (f/2.2) + 5-megapixel (f/2.2) + 5-megapixel (f/2.4)16-megapixel
Front camera32-megapixel (f/2.2)16-megapixel
Rear flash-Yes
software
Operating systemAndroid 10Android 6.0
SkinOne UI 2.0-
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 ac802.11 a/b/g/n/ac
GPSYesYes
BluetoothYes, v 5.00Yes, v 4.20
NFCYesYes
USB OTGYesYes
USB Type-CYes-
Headphones3.5mm3.5mm
FMYesYes
Number of SIMs22
Wi-Fi DirectYesNo
Active 4G on both SIM cardsYes-
Infrared-No
Mobile High-Definition Link (MHL)-No
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sensors
Face unlockYes-
Fingerprint sensorYes-
In-Display Fingerprint SensorYes-
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesNo
GyroscopeYesYes
Barometer-Yes
Temperature sensor-No

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