Samsung Galaxy S9 vs Xiaomi Mi 11 Ultra Specs Comparison

Design

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

Display

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

Hardware

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

Battery

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

PhoneArena Battery Tests

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Battery Life Estimate

4h 58min

Browsing

8h 58min

Video

8h 7min

Gaming

8h 20min

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Single camera	Triple camera
Main camera
12 MP (OIS, PDAF) Aperture size: F1.5/F2.4 Sensor size: 1/2.55" Pixel size: 1.4 μm	50 MP (OIS, Laser autofocus) Aperture size: F1.9 Focal length: 24 mm Sensor size: 1/1.12″ 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
LED	Tricolor LED
Video recording
4K UHD (60 fps), 1080p (240 fps), 720p (960 fps) HDR, Time-lapse video, Hyperlapse, Continuous autofocus, Object tracking, Picture-taking during video recording, Video calling, Video sharing	8K UHD (24 fps), 4K UHD (60 fps), 1080p (1920 fps), 720p (1920 fps)
Front
8 MP (Autofocus, HDR) Video capture: QHD (30 fps)	20 MP Video capture: 1080p

Connectivity & Features

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

Multimedia

Headphones
3.5mm jack	No 3.5mm jack
Speakers
Earpiece, Multiple speakers	Earpiece, Loudspeaker, 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, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29(700 d), 30(2300 WCS), 66(AWS-3), 71(600)	Bands 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 32(1500 L-band), 66(AWS-3)
4G (TDD)
Bands 38, 39, 40, 41, 46	Bands 38, 40, 41, 42
3G
Bands 5, 8, 4, 2, 1	Bands 1, 2, 4, 5, 8
Data Speed
LTE-A Pro Cat 18 (1200/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA	HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
Dual SIM
	Yes
SIM type
Nano SIM	Nano SIM

Regulatory Approval

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

Buyers information

MSRP
$ 720

Availability

Officially announced
Feb 25, 2018	Mar 29, 2021

Alternative variants

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 12GB RAM

Memory	12GB
MSRP	€ 1200

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 16GB RAM

Memory	16GB

with 256 GB storage

Memory	256GB
MSRP	$ 820

with 128 GB storage

Memory	128GB
MSRP	$ 770

Links

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