Redmi Note 15 5G vs Xiaomi Mi 4S comparison

Show Only Differences Highlight Differences	Redmi Note 15 5G	Xiaomi Mi 4S
key specs
Display	6.77-inch	5.00-inch
Front Camera	20-megapixel	5-megapixel
Rear Camera	108-megapixel + 8-megapixel	13-megapixel
RAM	8GB	3GB
Storage	256GB	64GB
Battery Capacity	5520mAh	3260mAh
OS	Android	Android 6
Processor	-	Qualcomm Snapdragon 808
Resolution	-	1080x1920 pixels
general
Brand	Xiaomi	Xiaomi
Model	Redmi Note 15 5G	Mi 4S
Release date	December 11, 2025	February 1, 2016
Launched in India	No	-
Dimensions (mm)	163.00 x 78.31 x 8.19	139.26 x 70.76 x 7.80
Weight (g)	207.10	133.00
IP rating	IP65	-
Battery capacity (mAh)	5520	3260
Fast charging	45W Fast Charging	-
Colours	Black, Glacier Blue and Mist Purple	White, Black, Gold, Pink
Form factor	-	Touchscreen
Removable battery	-	No
display
Refresh Rate	120 Hz	-
Screen size (inches)	6.77	5.00
Protection type	Gorilla Glass 7i	-
Touchscreen	-	Yes
Resolution	-	1080x1920 pixels
Pixels per inch (PPI)	-	441
hardware
Processor make	Qualcomm Snapdragon 6 Gen 3	Qualcomm Snapdragon 808
RAM	8GB	3GB
Internal storage	256GB	64GB
Processor	-	hexa-core
Expandable storage	-	Yes
Expandable storage type	-	microSD
camera
Rear camera	108-megapixel + 8-megapixel	13-megapixel
No. of Rear Cameras	2	-
Front camera	20-megapixel	5-megapixel
No. of Front Cameras	1	-
Rear flash	-	Dual LED
software
Operating system	Android	Android 6
Skin	HyperOS 2	MIUI 7
connectivity
Wi-Fi	Yes	Yes
Bluetooth	Yes	Yes, v 4.10
NFC	Yes	No
USB Type-C	Yes	-
Wi-Fi standards supported	-	802.11 b/g/n/ac
GPS	-	Yes
Infrared	-	Yes
USB OTG	-	Yes
Headphones	-	3.5mm
FM	-	No
Number of SIMs	-	2
Wi-Fi Direct	-	Yes
Mobile High-Definition Link (MHL)	-	No
sim 1
GSM/CDMA	-	GSM
3G	-	Yes
4G/ LTE	-	Yes
sim 2
GSM/CDMA	-	GSM
3G	-	Yes
4G/ LTE	-	Yes
sensors
Compass/ Magnetometer	-	No
Proximity sensor	-	Yes
Accelerometer	-	Yes
Ambient light sensor	-	Yes
Gyroscope	-	Yes
Barometer	-	No
Temperature sensor	-	No

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