Xiaomi Mi 11 Ultra vs Samsung Galaxy S9 Specs Comparison

Design

Dimensions
6.47 x 2.94 x 0.33 inches 164.3 x 74.6 x 8.38 mm	5.81 x 2.70 x 0.33 inches 147.7 x 68.7 x 8.5 mm
Weight
8.25 oz (234.0 g)	5.75 oz (163.0 g)
Materials
Back: Ceramic	Back: Glass (Corning Gorilla Glass 5) Frame: Aluminum
Resistance
Water, Dust; IP68	Water, Dust; IP68
Biometrics
2D Face unlock, Optical in-screen fingerprint	Iris scanner, 2D Face unlock, Fingerprint (touch)
Features
	Notification light
Keys
Right: Volume control, Lock/Unlock key	Left: Volume control, Other; Right: Lock/Unlock key
Colors
Ceramic White, Ceramic Black	Midnight black, Coral blue, Titanium gray, Lilac purple, Burgundy red, Sunrise gold, Ice blue

Display

Size
6.8-inch	5.8-inch
Resolution
3200x1440px, 20:9 ratio, 515 PPI	2960x1440px, 18.5:9 ratio, 568 PPI
Technology
AMOLED	Super AMOLED
Refresh rate
120Hz
Screen-to-body
91.24 %	84.36 %
Peak brightness
1700 cd/m2 (nit)
Features
HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor	HDR support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor
Additional display
1.1 inches, 294 x124 px, AMOLED, Touch screen: Yes, Capacitive

Hardware

System chip
Qualcomm Snapdragon 888 SM8350 (5 nm)	Qualcomm Snapdragon 845 SDM845 (10 nm)
Processor
Octa-core Kryo 680	Octa-core 2800 MHz Kryo 385
GPU
Adreno 660	Adreno 630
RAM
8GB (LPDDR5)	4GB (LPDDR4)
Internal storage
256GB (UFS 3.1)	64GB
Storage expansion
not expandable	microSDXC up to 400 GB
OS
Android (11), MIUI 12 UI	Android (10, 9.0 Pie, 8.0 Oreo), Samsung One UI

Battery

Capacity
5000 mAh	3000 mAh
Type
Li - Polymer	Li - Ion
Charging
Fast charging, Qi wireless charging, Reverse wireless charging	Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging
Charge speed
Wired: 67.0W Wireless: 67.0W

PhoneArena Battery Tests

Battery Life Estimate

4h 58min

Browsing

8h 58min

Video

8h 7min

Gaming

8h 20min

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Triple camera	Single camera
Main camera
50 MP (OIS, Laser autofocus) Aperture size: F1.9 Focal length: 24 mm Sensor size: 1/1.12″ Pixel size: 1.4 μm	12 MP (OIS, PDAF) Aperture size: F1.5/F2.4 Sensor size: 1/2.55" Pixel size: 1.4 μm
Second camera
48 MP (Ultra-wide, PDAF) Aperture size: F2.2 Focal Length: 12 mm Sensor size: 1/2" Pixel size: 0.8 μm
Third camera
48 MP (Telephoto, Autofocus) Optical zoom: 5.0x Aperture size: F4.1 Focal Length: 120 mm Sensor size: 1/2" Pixel size: 0.8 μm
Flash
Tricolor LED	LED
Video recording
7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (1920 fps), 1280x720 (HD) (1920 fps)	3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps) HDR, Time-lapse video, Hyperlapse, Continuous autofocus, Object tracking, Picture-taking during video recording, Video calling, Video sharing
Front
20 MP, Video capture: 1920x1080 (Full HD)	8 MP (Autofocus, HDR), Video capture: 2560x1440 (QHD) (30 fps)

Connectivity & Features

Bluetooth
5.2	5.0
WLAN
802.11 b,g,n,ac,ax(Wi-Fi 6) Wi-Fi Direct, Hotspot	802.11 a,b,g,n,ac,dual-band MIMO, Wi-Fi Direct, Hotspot
USB
Type-C	Type-C, USB 3.1
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, NavIC, GNSS, Dual-band positioning, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, BeiDou
Sensors
Accelerometer, Gyroscope, Compass	Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
Other
NFC, Infrared	NFC, ANT+

Multimedia

Headphones
No 3.5mm jack	3.5mm jack
Speakers
Earpiece, Loudspeaker, Multiple speakers	Earpiece, Multiple speakers
Features
	32-Bit DAC, aptX-HD
Screen mirroring
	Wireless screen share
Radio
	FM
Additional microphone(s)
	Noise cancellation

Cellular

5G
Bands n1, n3, n5, n7, n8, n20, n28, n38, n40, n41, n77, n78, n79, SA, NSA
4G (FDD)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 17(700 b), 20(800 DD), 28(700 APT), 32(1500 L-band), 66(AWS-3)	Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 14(700 PS), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 66(AWS-3), 71(600)
4G (TDD)
Bands 38(2600), 40(2300), 41(2600+), 42(3500)	Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46
3G
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)	Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100)
Data Speed
HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS	LTE-A Pro Cat 18 (1200/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA
Dual SIM
Yes
SIM type
Nano SIM	Nano SIM

Regulatory Approval

FCC approval
Date approved: Mar 31, 2021 FCC ID value: 2AFZZK1G	Date approved: Jan 11, 2018 FCC ID value: A3LSMG960U
Measured SAR
Head: 0.84 W/kg Body: 0.46 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 0.74 W/kg	Head: 0.35 W/kg Body: 0.96 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 0.95 W/kg

Buyers information

MSRP
	$ 720

Availability

Officially announced
Mar 29, 2021	Feb 25, 2018

Alternative variants

with 12GB RAM

RAM	12GB
MSRP	€ 1200

International version

System chip	Samsung Exynos 9 9810 (10 nm)
Processor	Octa-core 2900 MHz Exynos M3 and ARM Cortex-A55
GPU	Mali-G72 MP18
FCC approval	Date approved: Dec 27, 2017 FCC ID value: A3LSMG960F
Measured SAR	Head: 0.26 W/kg Body: 1.00 W/kg Simultaneous Transmission: 1.56 W/kg Wireless Router: 1.04 W/kg

with 16GB RAM

RAM	16GB

with Dual SIM

System chip	Samsung Exynos 9 9810 (10 nm)
Processor	Octa-core 2900 MHz Exynos M3 and ARM Cortex-A55
GPU	Mali-G72 MP18
Dual SIM	Yes

with 256 GB storage

Internal storage	256GB
MSRP	$ 820

with 128 GB storage

Internal storage	128GB
MSRP	$ 770

Links

Full specifications
Xiaomi Mi 11 Ultra Specs	Samsung Galaxy S9 Specs
PhoneArena Review
Xiaomi Mi 11 Ultra Review	Samsung Galaxy S9 Review
User Reviews
	Samsung Galaxy S9 User Reviews