Samsung Galaxy A20 vs Samsung Galaxy A30 vs Samsung Galaxy A50 vs Samsung Galaxy A9 (2018) comparison

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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-inch6.30-inch
Processorocta-core --octa-core
Front Camera8-megapixel 16-megapixel 25-megapixel 24-megapixel
Resolution720x1560 pixels1080x2340 pixels1080x2340 pixels1080x2220 pixels
RAM3GB4GB4GB6GB
OSAndroidAndroid PieAndroid PieAndroid 8.0 Oreo
Storage32GB64GB64GB128GB
Rear Camera13-megapixel + 5-megapixel 16-megapixel + 5-megapixel 25-megapixel + 5-megapixel + 8-megapixel 24-megapixel + 10-megapixel + 8-megapixel + 5-megapixel
Battery Capacity4000mAh4000mAh4000mAh3800mAh
general
Release dateMarch 2019February 2019February 2019October 2018
Launched in IndiaNoYesYes-
Form factorTouchscreenTouchscreenTouchscreenTouchscreen
Dimensions (mm)158.40 x 74.70 x 7.80158.50 x 74.70 x 7.70158.50 x 74.70 x 7.70162.50 x 77.00 x 7.80
Battery capacity (mAh)4000400040003800
Fast charging-ProprietaryProprietary-
Colours-Red, Blue, BlackBlack, White, Blue-
Removable battery--No-
Wireless charging--No-
Weight (g)---183.00
display
Screen size (inches)6.406.406.406.30
TouchscreenYesYesYesYes
Resolution720x1560 pixels1080x2340 pixels1080x2340 pixels1080x2220 pixels
hardware
Processorocta-core (2x1.6GHz + 6x1.35GHz)--octa-core (4x2.2GHz + 4x1.8GHz)
Processor makeExynos 7884Exynos 7904Exynos 7 9610Qualcomm Snapdragon 660
RAM3GB4GB4GB6GB
Internal storage32GB64GB64GB128GB
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) + 10-megapixel (f/2.4) + 8-megapixel (f/2.4) + 5-megapixel (f/2.0)
Rear flashYesYesLED-
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--No-
software
Operating systemAndroidAndroid PieAndroid PieAndroid 8.0 Oreo
Skin-One UIOne UISamsung Experience UX
connectivity
Wi-FiYesYesYesYes
BluetoothYesYesYes, v 5.00Yes, v 5.00
GPS-YesYesYes
USB Type-C-YesYesYes
Headphones-3.5mm3.5mm3.5mm
Number of SIMs-222
Wi-Fi standards supported---802.11 a/b/g/n/ac
NFC---Yes
FM---No
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-GSMGSMGSM
3G-YesYesYes
4G/ LTE-YesYesYes
sim 2
SIM Type-Nano-SIMNano-SIMNano-SIM
GSM/CDMA-GSMGSM-
3G-YesYesYes
4G/ LTE-YesYesYes