Xiaomi Mi 9 vs Samsung Galaxy S20 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.

8.7	9.1
Xiaomi Mi 9	Samsung Galaxy S20
Released · Mar 06, 2019	Released · Mar 06, 2020
6.4-inch · 2340x1080px	6.2-inch · 3200x1440px
Triple camera	Triple camera
6GB · 128GB	12GB · 128GB
3300 mAh	4000 mAh
Check prices	Check prices

Design

Dimensions
6.20 x 2.94 x 0.30 inches 157.5 x 74.67 x 7.61 mm	5.97 x 2.72 x 0.31 inches 151.7 x 69.1 x 7.9 mm
Weight
6.10 oz (173.0 g)	5.78 oz (163.0 g)
Materials
Back: Glass (Corning Gorilla Glass 5) Frame: Metal	Back: Glass (Corning Gorilla Glass 6) Frame: Aluminum
Resistance
	Water, Dust; IP68
Biometrics
Optical in-screen fingerprint	2D Face unlock, Ultrasonic in-screen fingerprint
Keys
	Right: Volume control, Lock/Unlock key
Colors
Black, Purple, Blue	Cloud blue, Cosmic grey, Cloud pink, Cosmic white

Display

Size
6.4-inch	6.2-inch
Resolution
2340x1080px, 19.5:9 ratio, 403 PPI	3200x1440px, 20:9 ratio, 566 PPI
Technology
AMOLED	Dynamic AMOLED
Refresh rate
	120Hz (@1080p)
Screen-to-body
85.23 %	88.59 %
Peak brightness
600 cd/m2 (nit)
Features
HDR support, Oleophobic coating, Scratch-resistant glass (Corning Gorilla Glass 6), Ambient light sensor, Proximity sensor	HDR support, Scratch-resistant glass (Corning Gorilla Glass 6), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 855 (7 nm)	Qualcomm Snapdragon 865 SM8250 (7 nm)
Processor
Octa-core 2840 MHz Kryo 485	Octa-core 1x 2.84GHz Kryo 585 + 3x 2.42GHz Kryo 585 + 4x 1.80GHz Kryo 585
GPU
Adreno 640	Adreno 650
RAM
6GB (LPDDR4)	12GB (LPDDR5)
Internal storage
128GB	128GB (UFS 3.0)
Storage expansion
not expandable	microSDXC up to 1000 GB
OS
Android (9.0 Pie), Xiaomi MI UI	Android (13, 12, 11, 10), Samsung One UI

Battery

Capacity
3300 mAh	4000 mAh
Type
	Li - Polymer
Charging
Qualcomm Quick Charge 4+, Qi wireless charging	Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless charging
Charge speed
	Wired: 25.0W Wireless: 15.0W

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Battery Life Estimate

5h 20min

Browsing

7h 45min

Video

10h 20min

Gaming

7h 43min

Camera

Rear
Triple camera	Triple camera
Main camera
48 MP (Sapphire crystal lens cover, Laser and PDAF, CMOS image sensor) Aperture size: F1.8 Focal length: 26 mm Sensor size: 1/2" Pixel size: 0.8 μm	12 MP (OIS, PDAF) Aperture size: F1.8 Focal length: 26 mm Sensor size: 1/1.7" Pixel size: 1.8 μm
Second camera
12 MP (Telephoto, Sapphire crystal lens cover, PDAF) Optical zoom: 2.0x Aperture size: F2.2 Focal Length: 50 mm Sensor size: 1/3.4" Pixel size: 1 μm	12 MP (Ultra-wide, Autofocus) Aperture size: F2.2 Focal Length: 13 mm Pixel size: 1.4 μm
Third camera
16 MP (Ultra-wide, Sapphire crystal lens cover, PDAF) Aperture size: F2.2 Focal Length: 17 mm Sensor size: 1/3" Pixel size: 1 μm	64 MP (Telephoto, OIS, PDAF) Aperture size: F2.0 Sensor size: 1/1.7" Pixel size: 0.8 μm
Flash
Dual LED	LED
Video recording
3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (960 fps), 1280x720 (HD) (960 fps) Continuous autofocus, EIS, Video calling, Video sharing	7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps) OIS, HDR, EIS
Front
20 MP (HDR), Video capture: 1920x1080 (Full HD)	10 MP (PDAF, HDR), Video capture: 3840x2160 (4K UHD) (60 fps)

Connectivity & Features

Bluetooth
5.0	5.0
WLAN
802.11 a,b,g,n,ac,dual-band MIMO, Wi-Fi Direct, Hotspot	802.11 a,b,g,n,ac,ax(Wi-Fi 6),dual-band MIMO, Wi-Fi Direct, Hotspot
USB
Type-C, USB 2.0	Type-C, USB 3.1
Hearing aid compatible
	M3/T3
Location
GPS, A-GPS, Glonass, Galileo, BeiDou	GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass	Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
Other
NFC, Infrared, VoIP, Tethering, Computer sync, OTA sync	NFC, ANT+

Multimedia

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

Cellular

5G
	Bands n1, n3, n5, n7, n8, n28, n40, n77, n78, SA, NSA, Sub-6
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)	Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 32(1500 L-band), 66(AWS-3)
4G (TDD)
Bands 38(2600), 39(1900+), 40(2300)	Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
3G
Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100)	Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed
LTE-A, HSPA, HSUPA	LTE-A Pro Cat 20 (2000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
Yes
SIM type
Nano SIM	Nano SIM
HD Voice
Yes
VoLTE
Yes

Phone Features

Notifications
Haptic feedback, Music ringtones, Vibration
Other features
Voice dialing, Voice commands, Voice recording

Regulatory Approval

FCC approval
	Date approved: Jan 24, 2020 FCC ID value: A3LSMG981U
Measured SAR
	Head: 1.07 W/kg Body: 1.03 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.25 W/kg Phablet: 3.99 W/kg

Buyers information

MSRP
	$ 1000
In The Box
Case, 18W Charger, USB Type-C cable, Type-c to 3.5 mm adapter, SIM removal tool, Documentation

Availability

Officially announced
Feb 20, 2019	Feb 11, 2020

Alternative variants

with 64 GB storage


Internal storage	64GB

Global variant


System chip	Samsung Exynos 990 (7 nm)
Processor	Octa-core 2700 MHz 2x 2.73GHz Exynos M5 + 2x 2.5GHz Cortex-A75 + 4x 2.0GHz Cortex-A55
GPU	Mali G77 MP11

Explorer Edition


RAM	12GB
Internal storage	256GB

non 5G variant


RAM	8GB
FCC approval	Date approved: Jan 28, 2020 FCC ID value: A3LSMG980F
Measured SAR	Head: 0.37 W/kg Body: 1.01 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.34 W/kg Phablet: 2.67 W/kg

for Verizon


Storage expansion	not expandable
5G	Bands n260, n261, mmWave
4G (FDD)	Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 13(700 c), 18(800 Lower), 19(800 Upper), 20(800 DD), 26(850+), 28(700 APT), 66(AWS-3)
4G (TDD)	Bands 34(2000), 39(1900+), 46, 48(3600)
Hearing aid compatible	M4/T3

Links

Full specifications
Xiaomi Mi 9 Specs	Samsung Galaxy S20 Specs
PhoneArena Review
Xiaomi Mi 9 Review	Samsung Galaxy S20 Review
User Reviews
	Samsung Galaxy S20 User Reviews