Xiaomi 12S Ultra vs Samsung Galaxy S25 Ultra Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

	8.0
Xiaomi 12S Ultra	Samsung Galaxy S25 Ultra
Released · Jul 09, 2022	Released · Feb 07, 2025
6.7-inch · 3200x1440px	6.9-inch · 3120x1440px
Quad camera	Quad camera
8GB · 256GB	12GB · 256GB
4860 mAh	5000 mAh
Check prices	Check prices

Availability

Officially announced
Jul 04, 2022	Jan 22, 2025
Prices (MSRP)
	$1299 \| €1449

Design

Dimensions
6.43 x 2.95 x 0.36 inches 163.2 x 75 x 9.1 mm	6.41 x 3.06 x 0.32 inches (~0.36 inches with camera bump) 162.8 x 77.6 x 8.2 mm (~9.1 mm with camera bump)
Weight
7.94 oz (225.0 g)	7.69 oz (218.0 g)
Materials
Back: Leather Frame: Aluminum	Back: Glass (Corning Gorilla Glass Armor 2) Frame: Titanium
Resistance
Yes; IP68	Water, Dust; IP68
Biometrics
Optical in-screen fingerprint	Ultrasonic in-screen fingerprint
Features
	Stylus
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Black	Titanium Silverblue, Titanium Black, Titanium Whitesilver, Titanium Gray

Display

Size
6.7-inch, 89.36% screen-to-body	6.9-inch, 90.30% screen-to-body
Type
AMOLED, 120Hz, HDR, 1500 nits	Dynamic AMOLED, 120Hz, HDR, 2600 nits
Resolution
3200x1440px, 20:9 ratio, 521 PPI	3120x1440px, 19.5:9 ratio, 498 PPI
Protection
Corning Gorilla Glass Victus	Corning Gorilla Glass Armor 2

Hardware

System chip
Snapdragon 8+ Gen 1 SM8450 (4 nm)	Snapdragon 8 Elite for Galaxy SM8750-AB (3 nm)
Processor
Octa-core 1x3.19GHz Cortex-X2 3x2.75GHz Cortex-A710 4x1.80GHz Cortex-A510	Octa-core 2x4.47GHz Oryon V2 PhoenixL 6x3.53GHz Oryon V2 PhoenixM
GPU
Adreno 730	Adreno 830
Memory
8GB/256GB 12GB/256GB 12GB/512GB	12GB (LPDDR5X)/256GB (UFS 4.0) 12GB/512GB 12GB/1024GB
Storage expansion
not expandable	not expandable
OS
Android (12)	Android (15), up to 7 OS updates

Battery

Type
4860 mAh	5000 mAh, Li - Ion
Charging
Fast charging Qi wireless charging, Reverse wired charging	Fast charging Qi wireless charging, Reverse wireless charging
Charge speed
Wired: 67.0W Wireless: 50.0W	Wired: 45.0W Wireless: 15.0W

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Battery Life Estimate

8h 0min

Browsing

20h 49min

Video

8h 54min

Gaming

14h 21min

Camera

Rear
Quad camera	Quad camera
Main camera
50.3 MP (OIS, Laser and PDAF) Aperture size: F1.9 Focal length: 23 mm Sensor size: 1" Pixel size: 1.6 μm	200 MP (OIS, Laser and PDAF) Sensor name: Samsung ISOCELL HP2 Aperture size: F1.7 Focal length: 24 mm Sensor size: 1/1.3" Pixel size: 0.6 μm
Second camera
48 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 13 mm Sensor size: 1/2" Pixel size: 0.8 μm	50 MP (Ultra-wide, PDAF) Sensor name: Samsung JN3 Aperture size: F1.9 Pixel size: 0.7 μm
Third camera
48 MP (Telephoto, Periscope) Optical zoom: 5.0x Aperture size: F4.1 Focal Length: 120 mm Sensor size: 1/2" Pixel size: 0.8 μm	10 MP (Telephoto, OIS, PDAF) Sensor name: Sony IMX754 Optical zoom: 3.0x Aperture size: F2.4 Focal Length: 67 mm Sensor size: 1/3.52" Pixel size: 1.12 μm
Fourth camera
	50 MP (Telephoto, Periscope, OIS, PDAF) Sensor name: Sony IMX854 Optical zoom: 5.0x Aperture size: F3.4 Focal Length: 111 mm Sensor size: 1/2.52" Pixel size: 0.7 μm
Flash
Dual LED	LED
Video recording
8K UHD (24 fps), 4K UHD (60 fps), 1080p (1920 fps)	8K UHD (30 fps), 4K UHD (120 fps), 1080p (240 fps) HDR, Continuous autofocus, Picture-taking during video recording
Front
20 MP	12 MP (PDAF, HDR) Video capture: 4K UHD (60 fps)

N/A

Overall

N/A

Photo

N/A

Video

158

Overall

165

Photo

150

Video

Connectivity & Features

Bluetooth
5.2	5.4
WLAN
a,b,g,n,ac,Wi-Fi 6 Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax	a,b,g,n,ac,Wi-Fi 6,Wi-Fi 6E,Wi-Fi 7 Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax
USB
Type-C	Type-C, USB 3.2
Sensors
Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Barometer, Ambient light sensor, Proximity sensor
Hearing aid compatible
	M3/T4
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Other
NFC, Infrared	NFC, Ultra Wideband (UWB)

Multimedia

Headphones
No 3.5mm jack	No 3.5mm jack
Speakers
Earpiece, Multiple speakers	Earpiece, Multiple speakers
Features
	aptX, aptX-HD

Cellular

5G Bands
5G Ready	n1, n2, n5, n7, n25, n28, n41, n66, n71, n77, n78, n257, n258, n260, n261, SA, NSA, Sub-6, mmWave
4G (FDD) Bands
	1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 66, 71
4G (TDD) Bands
	38, 39, 40, 41, 48
3G Bands
	1, 2, 4, 5, 8
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s	LTE-A Pro Cat 20 (2000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s
SIM type
Dual Nano SIM	Nano SIM, eSIM

Regulatory Approval

FCC approval
	Date approved: Nov 26, 2024 FCC ID value: A3LSMS938U
Measured SAR
	Head: 1.26 W/kg Body: 0.64 W/kg Simultaneous Transmission: 1.19 W/kg

Alternative variants

With 12GB RAM


Memory	12GB

With 512GB internal storage


Memory	512GB
Prices (MSRP)	$1420

With 12GB RAM and 512GB internal storage


Memory	12GB/512GB

With 1TB internal storage


Memory	1024GB
Prices (MSRP)	$1660

International


5G Bands	n1, n2, n3, n5, n7, n8, n12, n20, n25, n28, n38, n40, n41, n66, n75, n77, n78, SA, NSA, Sub-6
4G (FDD) Bands	1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 66
4G (TDD) Bands	38, 39, 40, 41
SIM type	Dual Nano SIM + eSIM

Links

Full specifications
Xiaomi 12S Ultra Specs	Samsung Galaxy S25 Ultra Specs
PhoneArena Review
	Samsung Galaxy S25 Ultra Review
User Reviews
	Samsung Galaxy S25 Ultra User Reviews