Xiaomi Mi 8 vs Samsung Galaxy S20 Ultra 5G Specs Comparison

Availability

Officially announced
May 31, 2018	Feb 11, 2020
Prices (MSRP)
	$1400

Design

Dimensions
6.10 x 2.94 x 0.30 inches 154.9 x 74.8 x 7.6 mm	6.57 x 2.99 x 0.35 inches 166.9 x 76 x 8.8 mm
Weight
6.17 oz / 175.0 g	7.83 oz / 222.0 g
Materials
Back: Glass (Corning Gorilla Glass 5)	Back: Glass (Corning Gorilla Glass 6) Frame: Aluminum
Resistance
	Water, Dust; IP68
Biometrics
2D Face unlock, Fingerprint (touch)	2D Face unlock, Ultrasonic in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Black, Gold, Blue, White	Cosmic black, Cosmic grey

Display

Size
6.2-inch, 83.66% screen-to-body	6.9-inch, 90.70% screen-to-body
Type
AMOLED, HDR, 600 nits	Dynamic AMOLED, 120Hz, HDR, 1400 nits
Resolution
2248x1080px, 402 PPI	3200x1440px, 20:9 ratio, 509 PPI
Protection
Corning Gorilla Glass 5	Corning Gorilla Glass 6
Features
HDR support, Pressure-sensitive, Oleophobic coating, Scratch-resistant glass, Ambient light sensor, Proximity sensor

PhoneArena Display Test

Bright Max (20% APL)
Untested	Untested
Bright Min
Untested	1.5 (Good)

Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
Snapdragon 845 SDM845 (10 nm)	Snapdragon 865 SM8250 (7 nm)
Processor
Octa-core 2800 MHz Kryo 385	Octa-core Kryo 585
GPU
Adreno 630	Adreno 650
Memory
6GB (LPDDR4)/256GB 6GB/64GB 6GB/128GB 8GB/128GB	12GB (LPDDR5)/128GB (UFS 3.0) 12GB/256GB 16GB/512GB
Storage expansion
	microSDXC up to 1000 GB
OS
Android (10, 9.0 Pie, 8.0 Oreo)	Android (13, 12, 11, 10)

PhoneArena Performance Test

GeekBench 6 Single
Untested	610
GeekBench 6 Multi
Untested	2573
3D Mark High
Untested	Untested
3D Mark Low
Untested	Untested

Learn more on our PhoneArena Performance Test Results page.

Battery

Type
3400 mAh, Li - Polymer	5000 mAh, Li - Polymer
Charging
Qualcomm Quick Charge 4+	Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging Qi and Powermat wireless charging, Reverse wireless charging
Charge speed
	Wired: 45.0W Wireless: 15.0W

PhoneArena Battery Tests

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Battery Life Estimate

5h 57min

Browsing

10h 2min

Video

10h 29min

Gaming

9h 12min

Learn more on our PhoneArena Battery Test Results page

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	108 MP (OIS, PDAF) Aperture size: F1.8 Focal length: 26 mm
Second camera
12 MP (Telephoto, Autofocus) Optical zoom: 2.0x Aperture size: F2.4 Focal Length: 56 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
	48 MP (Telephoto, OIS, PDAF) Aperture size: F3.5 Focal Length: 102 mm Sensor size: 1/2" Pixel size: 0.8 μm
Fourth camera
	0.3 MP VGA (ToF 3D depth sensing)
Flash
LED	LED
Video recording
4K UHD (30 fps), 1080p (240 fps), 720p (960 fps) Video calling, Video sharing	8K UHD (24 fps), 4K UHD (60 fps), 1080p (240 fps), 720p (960 fps) OIS, HDR, Time-lapse video, EIS
Front
20 MP (HDR)	40 MP (PDAF, HDR) Video capture: 4K UHD (60 fps)

Connectivity & Features

Bluetooth
5.0	5.0
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,dual-band MIMO, Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax
USB
Type-C	Type-C, USB 3.2
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer, Ambient light sensor, Proximity sensor
Hearing aid compatible
	M3/T4
Location
GPS, A-GPS, Glonass, BeiDou	GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
Other
NFC, 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
Album art cover, Background playback	32-Bit DAC, Dolby Atmos, aptX, Dolby Digital, Dolby Digital Plus
Screen mirroring
Wireless screen share
Additional microphone(s)
Noise cancellation

Cellular

5G Bands
	n2, n5, n41, n66, n71, n260, n261, SA, NSA, Sub-6, mmWave
4G (FDD) Bands
1, 2, 3, 4, 5, 7, 8, 12, 17, 20	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, 46, 48
3G Bands
1, 2, 4, 5, 8	1, 2, 4, 5, 8
Data Speed
LTE-A Pro Cat 16 (1000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS	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

Regulatory Approval

FCC approval
	Date approved: Jan 28, 2020 FCC ID value: A3LSMG988B
Measured SAR
	Head: 0.26 W/kg Body: 0.41 W/kg Simultaneous Transmission: 1.57 W/kg Wireless Router: 1.04 W/kg Phablet: 2.12 W/kg

Alternative variants

with 64 GB storage

Memory	64GB

Global variant

System chip	Samsung Exynos 990 (7 nm)
Processor	Octa-core 2700 MHz Mongoose M5, Arm Cortex-A76 and Arm Cortex-A55
GPU	Mali G77 MP11
5G Bands	n1, n3, n5, n7, n8, n28, n40, n77, n78, 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
Dual SIM	Yes
SIM type	Nano SIM, eSIM

with 128 GB storage

Memory	128GB

with 256GB storage

Memory	256GB

Memory	8GB/128GB
Type	3000 mAh
Weight	6.24 oz / 177.0 g
Biometrics	Optical in-screen fingerprint

with 512GB storage

Memory	16GB/512GB
Prices (MSRP)	$1600

for Sprint

4G (FDD) Bands	1, 2, 3, 4, 5, 7, 8, 12, 13, 20, 25, 26, 28, 66, 71

for Verizon

4G (FDD) Bands	2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 26, 28, 66
3G Bands	5, 8, 2, 1

for T-Mobile

4G (FDD) Bands	1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 26, 28, 66, 71
3G Bands	5, 4, 2, 1

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Full Specs Xiaomi Mi 8 Specs

Full Specs Samsung Galaxy S20 Ultra 5G Specs PA Review Samsung Galaxy S20 Ultra 5G Review