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Samsung Galaxy A40 vs Samsung Galaxy A20 vs Samsung Galaxy A50 vs Samsung Galaxy A7 (2018) comparison

 Compare Samsung Galaxy A40
Samsung Galaxy A40
Compare Samsung Galaxy A20
Samsung Galaxy A20
Compare Samsung Galaxy A50
Samsung Galaxy A50
Compare Samsung Galaxy A7 (2018)
Samsung Galaxy A7 (2018)
key specs
Display5.90-inch6.40-inch6.40-inch6.00-inch
ProcessorSamsung Exynos 7885Samsung Exynos 7884-2.2GHz octa-core
Front Camera25-megapixel8-megapixel 25-megapixel 24-megapixel
Rear Camera16-megapixel 13-megapixel + 5-megapixel 25-megapixel + 5-megapixel + 8-megapixel 24-megapixel + 8-megapixel + 5-megapixel
RAM4GB3GB4GB4GB
Storage64GB32GB64GB64GB
Battery Capacity3100mAh4000mAh4000mAh3300mAh
OSAndroid 9.0 PieAndroidAndroid PieAndroid 8.0
Resolution1080x2280 pixels720x1560 pixels1080x2340 pixels1080x2220 pixels
general
BrandSamsungSamsungSamsungSamsung
ModelGalaxy A40Galaxy A20Galaxy A50Galaxy A7 (2018)
Release dateMarch 1, 2019March 1, 2019February 1, 2019September 1, 2018
Form factorTouchscreenTouchscreenTouchscreen-
Dimensions (mm)144.30 x 69.10 x 7.90158.40 x 74.70 x 7.80158.50 x 74.70 x 7.70159.80 x 76.80 x 7.50
Battery capacity (mAh)3100400040003300
ColoursBlue, Black, Orange, White-Black, White, BlueBlack, Blue, Gold, Pink
Launched in India-NoYesYes
Removable battery--NoNo
Fast charging--Proprietary-
Wireless charging--NoNo
Weight (g)---168.00
display
Screen size (inches)5.906.406.406.00
TouchscreenYesYesYesYes
Resolution1080x2280 pixels720x1560 pixels1080x2340 pixels1080x2220 pixels
Aspect ratio19:9--18.5:9
hardware
Processor1.8GHz octa-coreocta-core (2x1.6GHz + 6x1.35GHz)-2.2GHz octa-core
Processor makeSamsung Exynos 7885Samsung Exynos 7884Samsung Exynos 9610-
RAM4GB3GB4GB4GB
Internal storage64GB32GB64GB64GB
Expandable storageYesYesYesYes
Expandable storage typemicroSDmicroSDmicroSDmicroSD
Expandable storage up to (GB)-512512512
Dedicated microSD slot--Yes-
camera
Rear camera16-megapixel (f/2.0)13-megapixel (f/1.9) + 5-megapixel (f/2.2)25-megapixel (f/1.7) + 5-megapixel (f/2.2) + 8-megapixel (f/2.2)24-megapixel (f/1.7) + 8-megapixel (f/2.4) + 5-megapixel (f/2.2)
Rear autofocusYes-YesYes
Rear flashYesYesLEDYes
Front camera25-megapixel8-megapixel (f/2.0)25-megapixel (f/2.0)24-megapixel (f/2.0)
Front flash--NoYes
Front autofocus---No
software
Operating systemAndroid 9.0 PieAndroidAndroid PieAndroid 8.0
SkinOne UI-One UI-
connectivity
Wi-FiYesYesYesYes
GPSYes-YesYes
BluetoothYes, v 4.20YesYes, v 5.00Yes, v 5.00
NFCYes--No
USB Type-CYes-Yes-
Headphones3.5mm-3.5mm-
Number of SIMs2-22
Wi-Fi standards supported---802.11 a/b/g/n/ac
FM---Yes
Active 4G on both SIM cards---Yes
sim 1
SIM TypeNano-SIM-Nano-SIMNano-SIM
GSM/CDMAGSM-GSM-
3GYes-Yes-
4G/ LTEYes-Yes-
sim 2
SIM TypeNano-SIM-Nano-SIMNano-SIM
GSM/CDMAGSM-GSM-
3GYes-Yes-
4G/ LTEYes-YesYes
sensors
Face unlockYes--Yes
Fingerprint sensorYesYesYesYes
Compass/ MagnetometerYes--Yes
Proximity sensorYes--Yes
AccelerometerYes-YesYes
Ambient light sensorYes-YesYes
GyroscopeYes-YesYes
ratings
Overall NDTV Rating--Read ReviewRead Review
Design Rating--
Display Rating--
Software Rating--
Performance Rating--
Battery Life Rating--
Camera Rating--
Value for Money Rating--

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