Xiaomi 18 Pro Max vs Xiaomi Mi 4S comparison

Show Only Differences Highlight Differences	Xiaomi 18 Pro Max	Xiaomi Mi 4S
key specs
Display (Primary)	6.90-inch	-
Cover Display	2.90-inch	-
Cover Resolution	596x976 pixels	-
Processor	Snapdragon 8 Elite Extreme Gen 6	Qualcomm Snapdragon 808
Front Camera	50-megapixel	5-megapixel
Rear Camera	200-megapixel + 200-megapixel + 50-megapixel	13-megapixel
RAM	12GB	3GB
Storage	256GB	64GB
Battery Capacity	8500mAh	3260mAh
OS	Android 17	Android 6
Resolution	1,208x2,624 pixels	1080x1920 pixels
Display	-	5.00-inch
general
Brand	Xiaomi	Xiaomi
Model	18 Pro Max	Mi 4S
Release date	September 23, 2026	February 1, 2016
AI Enabled	Yes	-
Launched in India	No	-
Form factor	Touchscreen	Touchscreen
Body type	Metal	-
Dimensions (mm)	163.39 x 77.60 x 8.39	139.26 x 70.76 x 7.80
Weight (g)	203.00	133.00
IP rating	IP69K	-
Battery capacity (mAh)	8500	3260
Removable battery	No	No
Fast charging	100W Fast Charging	-
Wireless charging	Yes	-
Wireless Charging Type	50W	-
Colours	Black, Ice Peach Pink, Starry Blue, and White	White, Black, Gold, Pink
display
Refresh Rate	120 Hz	-
Resolution Standard	FHD+	-
Screen size (inches)	6.90	5.00
Touchscreen	Yes	Yes
Resolution	1,208x2,624 pixels	1080x1920 pixels
Pixels per inch (PPI)	-	441
second display
Screen size (inches)	2.90	-
Touchscreen	Yes	-
Resolution	596x976 pixels	-
hardware
Processor	octa-core	hexa-core
Processor make	Snapdragon 8 Elite Extreme Gen 6	Qualcomm Snapdragon 808
RAM	12GB	3GB
Internal storage	256GB	64GB
Expandable storage	-	Yes
Expandable storage type	-	microSD
camera
Rear camera	200-megapixel (f/1.67) + 200-megapixel (f/2.4) + 50-megapixel (f/2.4)	13-megapixel
No. of Rear Cameras	3	-
Rear autofocus	Yes	-
Rear flash	Yes	Dual LED
Front camera	50-megapixel	5-megapixel
No. of Front Cameras	1	-
Pop-Up Camera	No	-
Front autofocus	Yes	-
Front flash	No	-
Lens Type (Second Rear Camera)	Ultra Wide-Angle	-
Lens Type (Third Rear Camera)	Telephoto	-
software
Operating system	Android 17	Android 6
Skin	HyperOS 4	MIUI 7
connectivity
Wi-Fi 7	Yes	-
Wi-Fi	Yes	Yes
Wi-Fi standards supported	802.11 a/b/g/n/ac/ax	802.11 b/g/n/ac
GPS	Yes	Yes
Bluetooth	Yes, v 6.00	Yes, v 4.10
NFC	Yes	No
Infrared	Yes	Yes
USB Type-C	Yes	-
Headphones	Type-C	3.5mm
Number of SIMs	2	2
Active 4G on both SIM cards	Yes	-
USB OTG	-	Yes
FM	-	No
Wi-Fi Direct	-	Yes
Mobile High-Definition Link (MHL)	-	No
sim 1
SIM Type	Nano-SIM	-
GSM/CDMA	GSM + CDMA	GSM
4G/ LTE	Yes	Yes
5G	Yes	-
3G	-	Yes
sim 2
SIM Type	Nano-SIM	-
GSM/CDMA	GSM + CDMA	GSM
4G/ LTE	Yes	Yes
5G	Yes	-
3G	-	Yes
sensors
Face unlock	Yes	-
In-Display Fingerprint Sensor	Yes	-
Compass/ Magnetometer	Yes	No
Proximity sensor	Yes	Yes
Accelerometer	Yes	Yes
Ambient light sensor	Yes	Yes
Gyroscope	Yes	Yes
Barometer	-	No
Temperature sensor	-	No

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