Samsung Galaxy M30 vs OnePlus 6T vs Samsung Galaxy A7 (2018) comparison

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ratings
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Design Rating
Display Rating
Software Rating
Performance Rating
Battery Life Rating
Camera Rating
Value for Money Rating
key specs
Display6.40-inch6.41-inch6.00-inch
Processor1.6GHz octa-core octa-core 2.2GHz octa-core
Front Camera16-megapixel 16-megapixel 24-megapixel
RAM4GB8GB4GB
OSAndroid 8.1 OreoAndroid 9.0Android 8.0
Storage64GB128GB64GB
Rear Camera13-megapixel + 5-megapixel + 5-megapixel 16-megapixel + 20-megapixel 24-megapixel + 8-megapixel + 5-megapixel
Battery Capacity5000mAh3700mAh3300mAh
Resolution-1080x2340 pixels1080x2220 pixels
general
Release dateFebruary 2019October 2018September 2018
Launched in IndiaYes-Yes
Form factorTouchscreenTouchscreen-
Battery capacity (mAh)500037003300
Fast chargingProprietaryProprietary-
Body type-Glass-
Dimensions (mm)-157.50 x 74.80 x 8.20159.80 x 76.80 x 7.50
Weight (g)-185.00168.00
Removable battery-NoNo
Wireless charging-NoNo
Colours-Midnight Black, Mirror BlackBlack, Blue, Gold, Pink
display
Screen size (inches)6.406.416.00
TouchscreenYesYesYes
Aspect ratio19.5:919.5:918.5:9
Resolution-1080x2340 pixels1080x2220 pixels
Protection type-Gorilla Glass-
hardware
Processor1.6GHz octa-core (2x1.8GHz + 6x1.6GHz)octa-core (4x2.8GHz)2.2GHz octa-core
Processor makeSamsung Exynos 7904Qualcomm Snapdragon 845-
RAM4GB8GB4GB
Internal storage64GB128GB64GB
Expandable storageYesNoYes
Expandable storage typemicroSD-microSD
Expandable storage up to (GB)512-512
Dedicated microSD slotYes--
camera
Rear camera13-megapixel (f/1.9) + 5-megapixel (f/2.2) + 5-megapixel (f/2.2)16-megapixel (f/1.7, 1.22-micron) + 20-megapixel (f/1.7, 1-micron)24-megapixel (f/1.7) + 8-megapixel (f/2.4) + 5-megapixel (f/2.2)
Front camera16-megapixel (f/2.0)16-megapixel (f/2.0, 1-micron)24-megapixel (f/2.0)
Rear autofocus-Phase detection autofocusYes
Rear flash-Dual LEDYes
Front flash-NoYes
Front autofocus--No
software
Operating systemAndroid 8.1 OreoAndroid 9.0Android 8.0
SkinSamsung Experience v9.5OxygenOS-
connectivity
Wi-FiYesYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac802.11 a/b/g/n/ac802.11 a/b/g/n/ac
GPSYesYesYes
BluetoothYes, v 5.00Yes, v 5.00Yes, v 5.00
USB Type-CYesYes-
Micro-USBYes--
Number of SIMs222
Active 4G on both SIM cardsYesYesYes
NFC-YesNo
USB OTG-Yes-
Headphones-Type-C-
FM--Yes
sim 1
SIM TypeNano-SIMNano-SIMNano-SIM
GSM/CDMAGSMGSM-
3GYesYes-
4G/ LTEYesYes-
sim 2
SIM TypeNano-SIMNano-SIMNano-SIM
GSM/CDMAGSMGSM-
3GYesYes-
4G/ LTEYesYesYes
sensors
Face unlockYesYesYes
Fingerprint sensorYesYesYes
Compass/ MagnetometerYesYesYes
Proximity sensorYesYesYes
AccelerometerYesYesYes
Ambient light sensorYesYesYes
Gyroscope-YesYes