Samsung Galaxy A40 vs Samsung Galaxy A30 vs Samsung Galaxy M30 comparison

Compare Samsung Galaxy A40
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Compare Samsung Galaxy M30
ratings
Overall NDTV Rating-Read ReviewRead Review-
Design Rating--
Display Rating--
Software Rating--
Performance Rating--
Battery Life Rating--
Camera Rating--
Value for Money Rating--
key specs
Display5.90-inch6.40-inch6.40-inch-
Processor1.8GHz octa-core-1.6GHz octa-core -
Front Camera25-megapixel16-megapixel 16-megapixel -
Resolution1080x2280 pixels1080x2340 pixels--
RAM4GB4GB4GB-
OSAndroid 9.0 PieAndroid PieAndroid 8.1 Oreo-
Storage64GB64GB64GB-
Rear Camera16-megapixel 16-megapixel + 5-megapixel 13-megapixel + 5-megapixel + 5-megapixel -
Battery Capacity3100mAh4000mAh5000mAh-
general
Release dateMarch 2019February 2019February 2019-
Form factorTouchscreenTouchscreenTouchscreen-
Dimensions (mm)144.30 x 69.10 x 7.90158.50 x 74.70 x 7.70--
Battery capacity (mAh)310040005000-
ColoursBlue, Black, Orange, WhiteRed, Blue, Black--
Launched in India-YesYes-
Fast charging-ProprietaryProprietary-
display
Screen size (inches)5.906.406.40-
TouchscreenYesYesYes-
Resolution1080x2280 pixels1080x2340 pixels--
Aspect ratio19:9-19.5:9-
hardware
Processor1.8GHz octa-core-1.6GHz octa-core (2x1.8GHz + 6x1.6GHz)-
Processor makeSamsung Exynos 7885Exynos 7904Samsung Exynos 7904-
RAM4GB4GB4GB-
Internal storage64GB64GB64GB-
Expandable storageYesYesYes-
Expandable storage typemicroSDmicroSDmicroSD-
Expandable storage up to (GB)-512512-
Dedicated microSD slot-YesYes-
camera
Rear camera16-megapixel (f/2.0)16-megapixel (f/1.7) + 5-megapixel (f/2.2)13-megapixel (f/1.9) + 5-megapixel (f/2.2) + 5-megapixel (f/2.2)-
Rear autofocusYesYes--
Rear flashYesYes--
Front camera25-megapixel16-megapixel (f/2.0)16-megapixel (f/2.0)-
software
Operating systemAndroid 9.0 PieAndroid PieAndroid 8.1 Oreo-
SkinOne UIOne UISamsung Experience v9.5-
connectivity
Wi-FiYesYesYes-
GPSYesYesYes-
BluetoothYes, v 4.20YesYes, v 5.00-
NFCYes---
USB Type-CYesYesYes-
Headphones3.5mm3.5mm--
Number of SIMs222-
Wi-Fi standards supported--802.11 a/b/g/n/ac-
Micro-USB--Yes-
Active 4G on both SIM cards--Yes-
sim 1
SIM TypeNano-SIMNano-SIMNano-SIM-
GSM/CDMAGSMGSMGSM-
3GYesYesYes-
4G/ LTEYesYesYes-
sim 2
SIM TypeNano-SIMNano-SIMNano-SIM-
GSM/CDMAGSMGSMGSM-
3GYesYesYes-
4G/ LTEYesYesYes-
sensors
Face unlockYes-Yes-
Fingerprint sensorYesYesYes-
Compass/ MagnetometerYes-Yes-
Proximity sensorYesYesYes-
AccelerometerYesYesYes-
Ambient light sensorYes-Yes-
GyroscopeYes---