Xiaomi Mi Mix 2s 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.

9.0	8.0
Xiaomi Mi Mix 2s	Samsung Galaxy S25 Ultra
Released · Apr 03, 2018	Released · Feb 07, 2025
6.0-inch · 2160x1080px	6.9-inch · 3120x1440px
Dual camera	Quad camera
8GB · 256GB	12GB · 256GB
3400 mAh	5000 mAh
	Check prices

Availability

Officially announced
Mar 27, 2018	Jan 22, 2025
Prices (MSRP)
$639	$1299 \| €1449

Design

Dimensions
5.94 x 2.95 x 0.32 inches 150.86 x 74.9 x 8.1 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
6.67 oz (189.0 g)	7.69 oz (218.0 g)
Materials
Back: Ceramic Frame: Aluminum	Back: Glass (Corning Gorilla Glass Armor 2) Frame: Titanium
Resistance
	Water, Dust; IP68
Biometrics
2D Face unlock, Fingerprint (touch)	Ultrasonic in-screen fingerprint
Features
	Stylus
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Black, White	Titanium Silverblue, Titanium Black, Titanium Whitesilver, Titanium Gray

Display

Size
6.0-inch, 81.90% screen-to-body	6.9-inch, 90.30% screen-to-body
Type
IPS LCD, HDR	Dynamic AMOLED, 120Hz, HDR, 2600 nits
Resolution
2160x1080px, 18:9 ratio, 403 PPI	3120x1440px, 19.5:9 ratio, 498 PPI
Protection
Corning Gorilla Glass 4	Corning Gorilla Glass Armor 2

Hardware

System chip
Snapdragon 845 SDM845 (10 nm)	Snapdragon 8 Elite for Galaxy SM8750-AB (3 nm)
Processor
Octa-core 2800 MHz Kryo 385	Octa-core 2x4.47GHz Oryon V2 PhoenixL 6x3.53GHz Oryon V2 PhoenixM
GPU
Adreno 630	Adreno 830
Memory
8GB (LPDDR4)/256GB 6GB/64GB 6GB/128GB	12GB (LPDDR5X)/256GB (UFS 4.0) 12GB/512GB 12GB/1024GB
Storage expansion
not expandable	not expandable
OS
Android (9.0 Pie, 8.0 Oreo)	Android (15), up to 7 OS updates

Battery

Type
3400 mAh, Li - Polymer	5000 mAh, Li - Ion
Charging
Qualcomm Quick Charge 3.0 Qi wireless charging	Fast charging Qi wireless charging, Reverse wireless charging
Charge speed
	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
Dual camera	Quad camera
Main camera
12 MP (OIS, PDAF) Aperture size: F1.8 Sensor size: 1/2.55" Pixel size: 1.4 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
12 MP (Autofocus) Optical zoom: 2.0x Aperture size: F2.4 Sensor size: 1/3.4" Pixel size: 1 μm	50 MP (Ultra-wide, PDAF) Sensor name: Samsung JN3 Aperture size: F1.9 Pixel size: 0.7 μm
Third camera
	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
4K UHD (30 fps), 1080p (240 fps), 720p (240 fps) OIS, Time-lapse video, Video calling, Video sharing	8K UHD (30 fps), 4K UHD (120 fps), 1080p (240 fps) HDR, Continuous autofocus, Picture-taking during video recording
Front
5 MP (HDR) Video capture: 1080p	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
5.0	5.4
WLAN
a,b,g,n,ac,dual-band MIMO, Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac	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, USB 2.0	Type-C, USB 3.2
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer, 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	GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Other
NFC, VoIP, Tethering, Computer sync, OTA sync	NFC, Ultra Wideband (UWB)

Multimedia

Headphones
No 3.5mm jack	No 3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Multiple speakers
Features
Album art cover, Background playback	aptX, aptX-HD
Screen mirroring
Wireless screen share
Additional microphone(s)
Noise cancellation

Cellular

5G Bands
	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, 17, 18, 19, 20, 25, 26, 27, 28, 29, 30	1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 66, 71
4G (TDD) Bands
34, 38, 39, 40, 41	38, 39, 40, 41, 48
3G Bands
6, 5, 8, 4, 3, 2, 1	1, 2, 4, 5, 8
Data Speed
LTE-A Pro Cat 18 (1200/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA	LTE-A Pro Cat 20 (2000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s
Dual SIM
Yes
SIM type
Nano SIM	Nano SIM, eSIM
VoLTE
Yes

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 64 GB storage


Memory	6GB/64GB
Prices (MSRP)	$527

With 512GB internal storage


Memory	512GB
Prices (MSRP)	$1420

with 128 GB storage


Memory	6GB/128GB
Prices (MSRP)	$575

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 Mi Mix 2s Specs	Samsung Galaxy S25 Ultra Specs
PhoneArena Review
Xiaomi Mi Mix 2s Review	Samsung Galaxy S25 Ultra Review
User Reviews
	Samsung Galaxy S25 Ultra User Reviews