Want to compare Oppo A12 vs Samsung A51 mobile? You have come to the right place. Here you can find Oppo A12 vs Samsung A51 comparison based on display size, processor speed, camera resolution, user experience, memory size, connectivity strength, and overall dimension.

Related: Check out latest Oppo A12 price in India on Priceo.

On one hand, Oppo A12 features a 6.22-inch HD+ IPS LCD eye-catching display, having a screen resolution of 720 x 1520 pixels with a pixel density of 270 ppi. The smartphone presents an impactful AI dual camera setup on its rear side, offering a 13MP f/2.2 primary shooter with a CMOS image sensor and a 2MP f/2.4 depth shooter for stunning bokeh effects. OPPO A12 consists of MediaTek Helio P35 chipset and an Octa-core Cortex A53 processor setup running on 2.3GHz clock speed. OPPO A12 offers 32GB internal storage that can be expanded up to 256GB.

On the other hand, Samsung Galaxy A51 is a mid-range smartphone, which flaunts a robust configuration. Its 6GB RAM and 128GB internal storage space offers an impressive gaming experience. Moreover, the spectacular quad-camera setup on the rear side and 32MP selfie camera on the front are quite a head-turner. Standard battery capacity with 15W Fast Charging and Dolby Atmos speakers marks the device as an allrounder among others within the same price range.

Our recommendation: We recommend you to buy Samsung A51 over Oppo A12.

Oppo A12 vs Samsung A51 Comparison Table

Key Specs
Display6.22-inch6.50-inch
ProcessorMediaTek Helio P35
Front Camera5-megapixel32-megapixel
Rear Camera13-megapixel + 2-megapixel48-megapixel + 12-megapixel + 5-megapixel + 5-megapixel
RAM3GB6GB
Storage32GB128GB
Battery Capacity4230mAh4000mAh
OSAndroid 9Android 10
Resolution720×1520 pixels1080×2400 pixels
Ratings
Overall Rating
Design Rating 
Display Rating 
Software Rating 
Performance Rating 
Battery Life Rating 
Camera Rating 
Value for Money Rating 
General
BrandOppoSamsung
ModelA12Galaxy A51
Release dateApril 1, 2020January 1, 2020
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Body typePolycarbonate
Dimensions (mm)155.90 x 75.50 x 8.30158.50 x 73.60 x 7.90
Weight (g)165.00172.00
Battery capacity (mAh)42304000
Removable batteryNo
Wireless chargingNo
ColoursBlack, BluePrism Crush Blue, Prism Crush Black, Prism Crush Pink, Prism Crush White
Fast chargingProprietary
Display
Screen size (inches)6.226.50
TouchscreenYesYes
Resolution720×1520 pixels1080×2400 pixels
Protection typeGorilla Glass
Hardware
Processorocta-core
Processor makeMediaTek Helio P35 (MT6765)Samsung Exynos 9611
RAM3GB6GB
Internal storage32GB128GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)256512
Dedicated microSD slotYesYes
Camera
Rear camera13-megapixel (f/2.2, 1.12um-micron) + 2-megapixel (f/2.4)48-megapixel (f/2.0) + 12-megapixel (f/2.2) + 5-megapixel (f/2.2) + 5-megapixel (f/2.4)
Rear autofocusYes
Rear flashYes
Front camera5-megapixel (f/2.4, 1.12um-micron)32-megapixel (f/2.2)
Front autofocusNo
Front flashNo
Software
Operating systemAndroid 9Android 10
SkinColorOS 6.1.2One UI 2.0
Connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n802.11 ac
GPSYesYes
BluetoothYes, v 5.00Yes, v 5.00
Headphones3.5mm3.5mm
Number of SIMs22
Active 4G on both SIM cardsYesYes
NFCYes
USB OTGYes
USB Type-CYes
FMYes
Wi-Fi DirectYes
Sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
Sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
Sensors
Fingerprint sensorYesYes
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYesYes
Face unlockYes
In-Display Fingerprint SensorYes