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Xiaomi 15T vs Redmi 9i Sport comparison

 Compare Xiaomi 15T
Xiaomi 15T
Compare Redmi 9i Sport
Redmi 9i Sport
key specs
Display6.67-inch6.53-inch
ProcessorMediaTek Dimensity 8400 UltraMediaTek Helio G25
Front Camera32-megapixel5-megapixel
Rear Camera50-megapixel + 50-megapixel + 12-megapixel13-megapixel
RAM12GB4GB
Storage256GB64GB, 128GB
Battery Capacity5500mAh5000mAh
OSAndroidAndroid 10
Resolution1280x2772 pixels720x1600 pixels
general
BrandXiaomiXiaomi
Model15TRedmi 9i Sport
Release dateSeptember 24, 2025September 28, 2021
AI EnabledYes-
Launched in IndiaNoYes
Form factorTouchscreenTouchscreen
Dimensions (mm)163.20 x 78.00 x 7.50164.90 x 77.07 x 9.00
Weight (g)194.00194.00
IP ratingIP68-
Battery capacity (mAh)55005000
Fast charging67W Turbo ChargeProprietary
Wireless chargingNo-
ColoursBlack, Gray, Mocha GoldCarbon Black, Coral Green, Metallic Blue
Removable battery-No
display
Refresh Rate120 Hz-
Resolution Standard1.5KHD+
Screen size (inches)6.676.53
TouchscreenYesYes
Resolution1280x2772 pixels720x1600 pixels
Pixels per inch (PPI)446-
Aspect ratio-20:9
hardware
Processorocta-core2GHz octa-core
Processor makeMediaTek Dimensity 8400 UltraMediaTek Helio G25
RAM12GB4GB
Internal storage256GB64GB, 128GB
Expandable storage-Yes
Expandable storage type-microSD
Expandable storage up to (GB)-512
Dedicated microSD slot-Yes
camera
Rear camera50-megapixel + 50-megapixel + 12-megapixel13-megapixel (f/2.2, 1.0-micron)
No. of Rear Cameras31
Front camera32-megapixel5-megapixel (f/2.2)
No. of Front Cameras11
Pop-Up CameraNo-
Lens Type (Second Rear Camera)Telephoto-
Lens Type (Third Rear Camera)Ultra Wide-Angle-
Rear autofocus-Yes
Rear flash-Yes
software
Operating systemAndroidAndroid 10
SkinHyperOS 2MIUI 12
connectivity
Wi-Fi 7Yes-
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac/ax802.11 a/b/g/n
BluetoothYes, v 6.00Yes, v 5.00
NFCYes-
InfraredYes-
USB OTGYes-
Number of SIMs22
Active 4G on both SIM cardsYesYes
GPS-Yes
Micro-USB-Yes
Headphones-3.5mm
FM-Yes
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes
sensors
Face unlockYesYes
In-Display Fingerprint SensorYes-
Compass/ MagnetometerYes-
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYes-
BarometerYes-
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