Oppo F21 Pro vs Nextbit Robi comparison

Compare Oppo F21 Pro
Compare Nextbit Robin
key specs
Display6.43-inch5.20-inch
ProcessorQualcomm Snapdragon 680Qualcomm Snapdragon 808
Front Camera32-megapixel 5-megapixel
Rear Camera64-megapixel + 2-megapixel + 2-megapixel 13-megapixel
RAM8GB3GB
Storage128GB32GB
Battery Capacity4500mAh2680mAh
OSAndroid 12Android 6.0.1
Resolution1080x2400 pixels1080x1920 pixels
general
BrandOppoNextbit
ModelF21 ProRobin
Release dateApril 12, 2022August 1, 2015
Launched in IndiaYes-
Form factorTouchscreenTouchscreen
Dimensions (mm)159.90 x 73.20 x 7.49149.00 x 72.00 x 7.00
Weight (g)175.00-
Battery capacity (mAh)45002680
ColoursCosmic Black, Sunset OrangeMint, Midnight
Removable battery-No
SAR value-0.58
display
Refresh Rate90 Hz-
Resolution StandardFHD-
Screen size (inches)6.435.20
Resolution1080x2400 pixels1080x1920 pixels
Protection typeGorilla Glass-
Aspect ratio20:9-
Pixels per inch (PPI)409-
Touchscreen-Yes
hardware
Processorocta-core2GHz hexa-core
Processor makeQualcomm Snapdragon 680Qualcomm Snapdragon 808
RAM8GB3GB
Internal storage128GB32GB
Expandable storage-No
camera
Rear camera64-megapixel (f/1.7) + 2-megapixel (f/3.3) + 2-megapixel (f/2.4)13-megapixel
No. of Rear Cameras3-
Rear autofocusYes-
Rear flashYesDual LED
Front camera32-megapixel (f/2.4)5-megapixel
No. of Front Cameras1-
software
Operating systemAndroid 12Android 6.0.1
SkinColorOS 12.1Nextbit OS
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac802.11 a/b/g/n/ac
GPSYesYes
BluetoothYes, v 5.10Yes, v 4.00
USB Type-CYes-
Headphones3.5mm3.5mm
Number of SIMs21
NFC-Yes
Infrared-No
USB OTG-No
FM-No
Wi-Fi Direct-No
Mobile High-Definition Link (MHL)-No
sim 1
SIM TypeNano-SIMRegular
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sim 2
SIM TypeNano-SIM-
GSM/CDMAGSM-
3GYes-
4G/ LTEYes-
sensors
In-Display Fingerprint SensorYes-
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYesYes
Barometer-No
Temperature sensor-No
ratings
Overall NDTV Rating-Read Review
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
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