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Redmi 9 vs Tecno Spark 4 Air comparison

 Compare Redmi 9
Redmi 9
Compare Tecno Spark 4 Air
Tecno Spark 4 Air
ratings
Overall NDTV RatingRead Review-
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display6.53-inch6.10-inch
ProcessorMediaTek Helio G35MediaTek Helio A22
Front Camera5-megapixel 5-megapixel
Rear Camera13-megapixel + 2-megapixel 13-megapixel + 0.3-megapixel
RAM4GB3GB
Storage64GB32GB
Battery Capacity5000mAh3000mAh
OSAndroid 10Android 9 Pie
Resolution720x1600 pixels-
general
BrandXiaomiTecno
ModelRedmi 9Spark 4 Air
Release dateAugust 27, 2020August 29, 2019
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Dimensions (mm)164.90 x 77.07 x 9.00-
Weight (g)196.00-
Battery capacity (mAh)50003000
Fast chargingProprietary-
ColoursCarbon Black, Sporty Orange, Sky BlueNebula Black, Royal Purple
display
Screen size (inches)6.536.10
TouchscreenYesYes
Resolution720x1600 pixels-
Aspect ratio20:919.5:9
hardware
Processorocta-core2GHz quad-core
Processor makeMediaTek Helio G35MediaTek Helio A22 (MT6761)
RAM4GB3GB
Internal storage64GB32GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)512256
Dedicated microSD slotYesYes
camera
Rear camera13-megapixel (f/2.2) + 2-megapixel (f/2.4)13-megapixel (f/1.8) + 0.3-megapixel
Rear autofocusYes-
Rear flashYesDual LED
Front camera5-megapixel (f/2.2, 1.12-micron)5-megapixel
Front flash-Yes
software
Operating systemAndroid 10Android 9 Pie
SkinMIUI 12HiOS 5.0
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 b/g/n-
GPSYesYes
BluetoothYes, v 5.00Yes
Micro-USBYes-
Headphones3.5mm-
FMYes-
Number of SIMs22
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sensors
Face unlockYesYes
Fingerprint sensorYesYes
Proximity sensorYes-
AccelerometerYesYes
Ambient light sensorYes-

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