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Samsung Galaxy M21 2021 Edition vs Oppo R9
Samsung Galaxy M21 2021 Edition
vs
Oppo R9
comparison
Show Only Differences
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Samsung Galaxy M21 2021 Edition
Oppo R9
key specs
Display
6.40-inch
5.50-inch
Front Camera
Unspecified
16-megapixel
Rear Camera
48-megapixel
13-megapixel
Battery Capacity
6000mAh
2850mAh
OS
Android 11
Android 5.1
Resolution
1080x2340 pixels
1080x1920 pixels
Processor
-
MediaTek Helio P10
RAM
-
4GB
Storage
-
64GB
general
Brand
Samsung
Oppo
Model
Galaxy M21 2021 Edition
R9
Release date
July 21, 2021
March 1, 2016
Launched in India
No
-
Form factor
Touchscreen
Touchscreen
Battery capacity (mAh)
6000
2850
Colours
Arctic Blue, Charcoal Black
-
Dimensions (mm)
-
151.80 x 74.30 x 6.60
Weight (g)
-
145.00
Removable battery
-
No
display
Screen size (inches)
6.40
5.50
Touchscreen
Yes
Yes
Resolution
1080x2340 pixels
1080x1920 pixels
Aspect ratio
19.5:9
-
Pixels per inch (PPI)
-
401
camera
Rear camera
48-megapixel
13-megapixel
No. of Rear Cameras
3
-
Rear autofocus
Yes
-
Rear flash
Yes
LED
Front camera
Unspecified
16-megapixel
No. of Front Cameras
1
-
software
Operating system
Android 11
Android 5.1
Skin
One UI Core 3.1
ColorOS 3.0
connectivity
Wi-Fi
Yes
Yes
GPS
Yes
Yes
Bluetooth
Yes
Yes
USB Type-C
Yes
-
Number of SIMs
2
2
NFC
-
No
Infrared
-
No
USB OTG
-
Yes
Headphones
-
3.5mm
FM
-
No
Wi-Fi Direct
-
No
Mobile High-Definition Link (MHL)
-
No
sim 1
SIM Type
Nano-SIM
Micro-SIM
GSM/CDMA
GSM
GSM
3G
Yes
Yes
4G/ LTE
Yes
Yes
sim 2
SIM Type
Nano-SIM
Micro-SIM
GSM/CDMA
GSM
GSM
3G
Yes
Yes
4G/ LTE
Yes
Yes
sensors
Fingerprint sensor
Yes
-
Proximity sensor
Yes
Yes
Accelerometer
Yes
Yes
Ambient light sensor
Yes
Yes
Compass/ Magnetometer
-
No
Gyroscope
-
Yes
Barometer
-
No
Temperature sensor
-
No
hardware
Processor
-
2GHz octa-core
Processor make
-
MediaTek Helio P10 (MT6755)
RAM
-
4GB
Internal storage
-
64GB
Expandable storage
-
Yes
Expandable storage type
-
microSD
Expandable storage up to (GB)
-
128
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