Tecno Spark 6 Air vs Karbonn A21 comparison

Compare Tecno Spark 6 Air
Compare Karbonn A21
key specs
Display7.00-inch4.50-inch
ProcessorMediaTek Helio A22 Qualcomm Snapdragon
Front Camera8-megapixel 1.3-megapixel
Rear Camera13-megapixel + 2-megapixel5-megapixel
RAM2GB512MB
Storage32GB4GB
Battery Capacity6000mAh1800mAh
OSAndroid 10Android 4
Resolution720x1640 pixels480x800 pixels
general
BrandTecnoKarbonn
ModelSpark 6 AirA21
Release date30th July 2020December 2012
Launched in IndiaYes-
Form factorTouchscreenBar
Dimensions (mm)174.68 x 79.36 x 9.30-
Battery capacity (mAh)60001800
ColoursComet Black, Ocean BluePearl White
Removable battery-No
display
Screen size (inches)7.004.50
TouchscreenYesYes
Resolution720x1640 pixels480x800 pixels
Aspect ratio20.5:9-
hardware
Processorquad-core1.2GHz one-core
Processor makeMediaTek Helio A22 (MT6761)Qualcomm Snapdragon
RAM2GB512MB
Internal storage32GB4GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)100032
Dedicated microSD slotYes-
camera
Rear camera13-megapixel (f/1.8) + 2-megapixel5-megapixel
Rear autofocusYes-
Rear flashYesLED
Front camera8-megapixel (f/2.0)1.3-megapixel
Pop-Up CameraNo-
software
Operating systemAndroid 10Android 4
SkinHIOS 6.2-
connectivity
Wi-FiYesNo
BluetoothYes, v 5.00Yes
Number of SIMs22
Active 4G on both SIM cardsYes-
GPS-Yes
NFC-No
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/ LTEYesNo
sim 2
SIM TypeNano-SIMRegular
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesNo
sensors
Fingerprint sensorYes-
Proximity sensorYesNo
AccelerometerYesNo
Ambient light sensorYesNo
Compass/ Magnetometer-No
Gyroscope-No
Barometer-No
Temperature sensor-No

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