Samsung Galaxy A70 vs Samsung Galaxy A40 vs Samsung Galaxy M20 vs Samsung Galaxy M30 comparison

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ratings
Overall NDTV RatingRead Review-Read ReviewRead Review
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display6.70-inch5.90-inch6.30-inch6.40-inch
ProcessorQualcomm Snapdragon 675Samsung Exynos 7885Samsung Exynos 7904Samsung Exynos 7904
Front Camera32-megapixel 25-megapixel8-megapixel 16-megapixel
Rear Camera32-megapixel + 8-megapixel + 5-megapixel 16-megapixel 13-megapixel + 5-megapixel 13-megapixel + 5-megapixel + 5-megapixel
RAM6GB4GB3GB4GB
Storage128GB64GB32GB64GB
Battery Capacity4500mAh3100mAh5000mAh5000mAh
OSAndroid 9 PieAndroid 9.0 PieAndroid 8.1 OreoAndroid 8.1 Oreo
Resolution1080x2400 pixels1080x2280 pixels1080x2340 pixels1080x2340 pixels
general
BrandSamsungSamsungSamsungSamsung
ModelGalaxy A70Galaxy A40Galaxy M20Galaxy M30
Release dateMarch 1, 2019March 1, 2019January 1, 2019February 1, 2019
Dimensions (mm)164.30 x 76.70 x 7.90144.30 x 69.10 x 7.90--
Battery capacity (mAh)4500310050005000
Fast chargingProprietary--Proprietary
ColoursBlack, Blue, Coral, WhiteBlue, Black, Orange, WhiteCharcoal Black, Ocean Blue-
Form factor-TouchscreenTouchscreenTouchscreen
Launched in India--YesYes
Removable battery--No-
Wireless charging--No-
display
Screen size (inches)6.705.906.306.40
TouchscreenYesYesYesYes
Resolution1080x2400 pixels1080x2280 pixels1080x2340 pixels1080x2340 pixels
Aspect ratio-19:919.5:919.5:9
hardware
Processor1.7GHz octa-core (2x2GHz + 6x1.7GHz)1.8GHz octa-core1.6GHz octa-core (2x1.8GHz + 6x1.6GHz)1.6GHz octa-core (2x1.8GHz + 6x1.6GHz)
Processor makeQualcomm Snapdragon 675Samsung Exynos 7885Samsung Exynos 7904Samsung Exynos 7904
RAM6GB4GB3GB4GB
Internal storage128GB64GB32GB64GB
Expandable storageYesYesYesYes
Expandable storage typemicroSDmicroSDmicroSDmicroSD
Expandable storage up to (GB)512-512512
Dedicated microSD slotYes-YesYes
camera
Rear camera32-megapixel (f/1.7) + 8-megapixel (f/2.2) + 5-megapixel (f/2.2)16-megapixel (f/2.0)13-megapixel (f/1.9) + 5-megapixel (f/2.2)13-megapixel (f/1.9) + 5-megapixel (f/2.2) + 5-megapixel (f/2.2)
Rear flashYesYesYes-
Front camera32-megapixel (f/2.0)25-megapixel8-megapixel (f/2.0)16-megapixel (f/2.0)
Rear autofocus-YesYes-
Front flash--No-
software
Operating systemAndroid 9 PieAndroid 9.0 PieAndroid 8.1 OreoAndroid 8.1 Oreo
SkinOne UIOne UISamsung Experience 9.5 UXSamsung Experience v9.5
connectivity
Wi-FiYesYes-Yes
Wi-Fi standards supported802.11 b/g/n-802.11 b/g/n802.11 a/b/g/n/ac
GPSYesYesYesYes
BluetoothYesYes, v 4.20YesYes, v 5.00
USB Type-CYesYesYesYes
Headphones3.5mm3.5mm3.5mm-
Number of SIMs2222
Active 4G on both SIM cardsYes--Yes
NFC-Yes--
Micro-USB--NoYes
sim 1
SIM TypeNano-SIMNano-SIMNano-SIMNano-SIM
GSM/CDMAGSMGSMGSMGSM
3GYesYesYesYes
4G/ LTEYesYesYesYes
sim 2
SIM TypeNano-SIMNano-SIMNano-SIMNano-SIM
GSM/CDMAGSMGSMGSMGSM
3GYesYesYesYes
4G/ LTEYesYesYesYes
sensors
Face unlockYesYesYesYes
Fingerprint sensorYesYesYesYes
Proximity sensorYesYesYesYes
AccelerometerYesYesYesYes
Ambient light sensorYesYes-Yes
Compass/ Magnetometer-Yes-Yes
Gyroscope-Yes--

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