Want to compare Samsung M31 vs Samsung M51 mobile? You have come to the right place. Here you can find Samsung M31 vs Samsung M51 comparison based on display size, processor speed, camera resolution, user experience, memory size, connectivity strength, and overall dimension.

Related: Check out latest Samsung M31 price in India on Priceo.

On one hand, Samsung Galaxy M31 comes with a 6.4-inch Super AMOLED display, which gets a waterdrop style notch over the bezel-less screen. The device is provided with a Li-ion cell having a huge charging capacity of 6,000mAh. The Samsung Galaxy M31 is equipped with Exynos 9 Octa 9611 chipset, which is coupled with Mali G72-MP3 GPU and 6GB RAM. It also has a memory slot that supports up to 512GB with the help of a microSD card.

On the other hand, Samsung M51 comes with a 6.7-inch Super AMOLED Plus display having a screen resolution of 1080 x 2400 pixels and a pixel density of 393PPI. To protect the screen from scratches and marks, there is a Corning Gorilla Glass v3 layer. Further, its bezel-less display gets a punch-hole design housing the front camera.Coming to the camera aspect, the device has a quad primary lens set up that consists of a 64MP f/1.8 main lens along with a 12MP f/2.2 ultra-wide-angle camera, a 5MP f/2.4 macro shooter and another 5MP f/2.4 depth shooters. There is a 32MP f/2.2 front camera to click quality pictures with minute details.

Our recommendation: We recommend you to buy Samsung M51 over Samsung M31 because it offers a better value for money package with better display and processor.

Samsung M31 vs Samsung M51 Comparison Table

Key Specs
Display6.70-inch6.40-inch
ProcessorQualcomm Snapdragon 730GSamsung Exynos 9611
Front Camera32-megapixel32-megapixel
Rear Camera64-megapixel + 12-megapixel + 5-megapixel + 5-megapixel64-megapixel + 8-megapixel + 5-megapixel + 5-megapixel
RAM6GB6GB
Storage128GB128GB
Battery Capacity7000mAh6000mAh
OSAndroid 10Android 10
Resolution1080×2340 pixels
 
General
BrandSamsungSamsung
ModelGalaxy M51Galaxy M31
Release dateAugust 31, 2020February 26, 2020
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Weight (g)213.00191.00
Battery capacity (mAh)70006000
Fast chargingProprietary
ColoursElectric Blue, Celestial BlackBlue, Black
Body typePlastic
Dimensions (mm)159.20 x 75.10 x 8.90
Removable batteryNo
Wireless chargingNo
Display
Screen size (inches)6.706.40
TouchscreenYesYes
Protection typeGorilla Glass
Resolution1080×2340 pixels
Aspect ratio19.5:9
Hardware
Processorocta-core2.3GHz octa-core (4×2.3GHz + 4×1.7GHz)
Processor makeQualcomm Snapdragon 730GSamsung Exynos 9611
RAM6GB6GB
Internal storage128GB128GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)512512
Dedicated microSD slotYesYes
Camera
Rear camera64-megapixel (f/1.8) + 12-megapixel (f/2.2) + 5-megapixel (f/2.4) + 5-megapixel (f/2.4)64-megapixel (f/1.8) + 8-megapixel (f/2.2) + 5-megapixel (f/2.2) + 5-megapixel (f/2.4)
Rear autofocusYesYes
Rear flashYesYes
Front camera32-megapixel (f/2.2)32-megapixel (f/2.0)
Software
Operating systemAndroid 10Android 10
SkinOne UI Core 2.1One UI 2.0
Connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac/ax802.11 a/b/g/n/ac
GPSYesYes
BluetoothYes, v 5.00Yes, v 5.00
NFCYes
USB Type-CYesYes
Headphones3.5mm3.5mm
Number of SIMs22
Active 4G on both SIM cardsYes
Sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
Sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
Sensors
Face unlockYesYes
Fingerprint sensorYesYes
In-Display Fingerprint SensorNo
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYesYes