Redmi 15 5G vs Xiaomi Mi 4i comparison

Compare Redmi 15 5G
Compare Xiaomi Mi 4i
ratings
Overall NDTV RatingRead ReviewRead Review
Design Rating
Display Rating
Software Rating
Performance Rating
Battery Life Rating
Camera Rating
Value for Money Rating
key specs
Display6.90-inch5.00-inch
Front Camera8-megapixel 5-megapixel
Rear Camera50-megapixel 13-megapixel
RAM6GB, 8GB2GB
Storage128GB, 256GB16GB
Battery Capacity7000mAh3120mAh
OSAndroid 15Android 5.0.2
Resolution1080x2340 pixels1080x1920 pixels
Processor-Qualcomm Snapdragon 615
general
BrandRedmiXiaomi
Model15 5GMi 4i
Release dateAugust 19, 2025April 1, 2015
AI EnabledYes-
Launched in IndiaYes-
Form factorTouchscreenTouchscreen
Dimensions (mm)168.48 x 80.45 x 8.40138.10 x 69.60 x 7.80
Weight (g)217.00130.00
IP ratingIP64-
Battery capacity (mAh)70003120
Fast charging33W Fast Charging-
ColoursFrosted White, Midnight Black, Sandy PurpleBlack, White, Orange, Light Blue, and Pink
Removable battery-No
display
Refresh Rate144 Hz-
Resolution StandardFHD+-
Screen size (inches)6.905.00
TouchscreenYesYes
Resolution1080x2340 pixels1080x1920 pixels
Pixels per inch (PPI)374441
hardware
Processor makeQualcomm Snapdragon 6s Gen 3Qualcomm Snapdragon 615
RAM6GB, 8GB2GB
Internal storage128GB, 256GB16GB
Processor-1.7GHz octa-core
Expandable storage-No
camera
Rear camera50-megapixel (f/1.75)13-megapixel
No. of Rear Cameras2-
Rear flashYesDual LED
Front camera8-megapixel (f/2.2)5-megapixel
No. of Front Cameras1-
software
Operating systemAndroid 15Android 5.0.2
SkinHyperOS 2.0MIUI 6
connectivity
Wi-FiYesYes
GPSYesYes
BluetoothYesYes, v 4.10
InfraredYesNo
USB Type-CYes-
Number of SIMs22
Wi-Fi standards supported-802.11 b/g/n/ac
NFC-No
USB OTG-Yes
Headphones-3.5mm
FM-Yes
Wi-Fi Direct-Yes
Mobile High-Definition Link (MHL)-No
sensors
Fingerprint sensorYes-
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensor-Yes
Gyroscope-Yes
Barometer-No
Temperature sensor-No
sim 1
SIM Type-Micro-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes
sim 2
SIM Type-Micro-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes

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