Samsung Galaxy A20 vs Samsung Galaxy A30 vs Samsung Galaxy A50 vs Samsung Galaxy A7 (2018) comparison

Compare Samsung Galaxy A20
Compare Samsung Galaxy A30
Compare Samsung Galaxy A50
Compare Samsung Galaxy A7 (2018)
ratings
Overall NDTV Rating-Read ReviewRead ReviewRead Review
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display6.40-inch6.40-inch6.40-inch6.00-inch
Processorocta-core --2.2GHz octa-core
Front Camera8-megapixel 16-megapixel 25-megapixel 24-megapixel
Resolution720x1560 pixels1080x2340 pixels1080x2340 pixels1080x2220 pixels
RAM3GB4GB4GB4GB
OSAndroidAndroid PieAndroid PieAndroid 8.0
Storage32GB64GB64GB64GB
Rear Camera13-megapixel + 5-megapixel 16-megapixel + 5-megapixel 25-megapixel + 5-megapixel + 8-megapixel 24-megapixel + 8-megapixel + 5-megapixel
Battery Capacity4000mAh4000mAh4000mAh3300mAh
general
Release dateMarch 2019February 2019February 2019September 2018
Launched in IndiaNoYesYesYes
Form factorTouchscreenTouchscreenTouchscreen-
Dimensions (mm)158.40 x 74.70 x 7.80158.50 x 74.70 x 7.70158.50 x 74.70 x 7.70159.80 x 76.80 x 7.50
Battery capacity (mAh)4000400040003300
Fast charging-ProprietaryProprietary-
Colours-Red, Blue, BlackBlack, White, BlueBlack, Blue, Gold, Pink
Removable battery--NoNo
Wireless charging--NoNo
Weight (g)---168.00
display
Screen size (inches)6.406.406.406.00
TouchscreenYesYesYesYes
Resolution720x1560 pixels1080x2340 pixels1080x2340 pixels1080x2220 pixels
Aspect ratio---18.5:9
hardware
Processorocta-core (2x1.6GHz + 6x1.35GHz)--2.2GHz octa-core
Processor makeExynos 7884Exynos 7904Exynos 7 9610-
RAM3GB4GB4GB4GB
Internal storage32GB64GB64GB64GB
Expandable storageYesYesYesYes
Expandable storage typemicroSDmicroSDmicroSDmicroSD
Expandable storage up to (GB)512512512512
Dedicated microSD slot-YesYes-
camera
Rear camera13-megapixel (f/1.9) + 5-megapixel (f/2.2)16-megapixel (f/1.7) + 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 flashYesYesLEDYes
Front camera8-megapixel (f/2.0)16-megapixel (f/2.0)25-megapixel (f/2.0)24-megapixel (f/2.0)
Rear autofocus-YesYesYes
Front flash--NoYes
Front autofocus---No
software
Operating systemAndroidAndroid PieAndroid PieAndroid 8.0
Skin-One UIOne UI-
connectivity
Wi-FiYesYesYesYes
BluetoothYesYesYes, v 5.00Yes, v 5.00
GPS-YesYesYes
USB Type-C-YesYes-
Headphones-3.5mm3.5mm-
Number of SIMs-222
Wi-Fi standards supported---802.11 a/b/g/n/ac
NFC---No
FM---Yes
Active 4G on both SIM cards---Yes
sensors
Fingerprint sensorYesYesYesYes
Proximity sensor-Yes-Yes
Accelerometer-YesYesYes
Ambient light sensor--YesYes
Gyroscope--YesYes
Face unlock---Yes
Compass/ Magnetometer---Yes
sim 1
SIM Type-Nano-SIMNano-SIMNano-SIM
GSM/CDMA-GSMGSM-
3G-YesYes-
4G/ LTE-YesYes-
sim 2
SIM Type-Nano-SIMNano-SIMNano-SIM
GSM/CDMA-GSMGSM-
3G-YesYes-
4G/ LTE-YesYesYes