Oppo A55 vs Samsung Galaxy A21 comparison 33512

Compare Oppo A55
Compare Samsung Galaxy A21
key specs
Display 6.51-inch 6.50-inch
Processor MediaTek Helio G35 -
Front Camera 16-megapixel 13-megapixel
Rear Camera 50-megapixel + 2-megapixel + 2-megapixel 16-megapixel + 8-megapixel + 2-megapixel + 2-megapixel
RAM 4GB, 6GB 3GB
Storage 64GB, 128GB 32GB
Battery Capacity 5000mAh 4000mAh
OS Android 11 Android 10
Resolution 720x1600 pixels -
general
Brand Oppo Samsung
Model A55 Galaxy A21
Release date October 1, 2021 April 8, 2020
Launched in India Yes -
Form factor Touchscreen Touchscreen
Dimensions (mm) 163.60 x 75.70 x 8.40 -
Weight (g) 193.00 -
Battery capacity (mAh) 5000 4000
Fast charging Proprietary Proprietary
Colours Rainbow Blue, Starry Black Black
Removable battery - No
Wireless charging - No
display
Refresh Rate 60 Hz -
Screen size (inches) 6.51 6.50
Touchscreen Yes Yes
Resolution 720x1600 pixels -
Aspect ratio 20:9 -
hardware
Processor dual-core -
Processor make MediaTek Helio G35 MediaTek Helio P35 (MT6765)
RAM 4GB, 6GB 3GB
Internal storage 64GB, 128GB 32GB
Expandable storage Yes Yes
Expandable storage type microSD microSD
Expandable storage up to (GB) 256 512
Dedicated microSD slot Yes -
camera
Rear camera 50-megapixel (f/1.8) + 2-megapixel (f/2.4) + 2-megapixel (f/2.4) 16-megapixel + 8-megapixel + 2-megapixel + 2-megapixel
No. of Rear Cameras 3 -
Rear autofocus Yes Yes
Rear flash Yes Yes
Front camera 16-megapixel 13-megapixel
No. of Front Cameras 1 -
Pop-Up Camera - No
software
Operating system Android 11 Android 10
Skin ColorOS 11.1 -
connectivity
Wi-Fi Yes Yes
Wi-Fi standards ed 802.11 a/b/g/n/ac -
GPS Yes Yes
Bluetooth Yes, v 5.00 Yes
USB OTG Yes -
USB Type-C Yes -
Headphones 3.5mm -
Number of SIMs 2 -
sim 1
SIM Type Nano-SIM -
GSM/CDMA GSM -
3G Yes -
4G/ LTE Yes -
sim 2
SIM Type Nano-SIM -
GSM/CDMA GSM -
3G Yes -
4G/ LTE Yes -
sensors
Fingerprint sensor Yes Yes
Com/ Magnetometer Yes -
Proximity sensor Yes -
Accelerometer Yes -
Ambient light sensor Yes -

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