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Samsung Galaxy S20 Ultra 5G vs Samsung Galaxy S21 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.

Comparison mode:
Specs Size
Differences only
8.9
Samsung Galaxy S20 Ultra 5G
8.5
Samsung Galaxy S21
Samsung Galaxy S20 Ultra 5G Samsung Galaxy S21
Released · Mar 06, 2020
Released · Jan 29, 2021
6.9-inch · 3200 x 1440 px
6.2-inch · 2400 x 1080 px
108 MP Main · 40 MP Selfie
12 MP Main · 10 MP Selfie
12GB · 128GB
8GB · 128GB
5000 mAh
4000 mAh
Check prices Check prices

Display

Size
6.9-inch 6.2-inch
Resolution
3200 x 1440 px, 20:9 ratio, 509 PPI 2400 x 1080 px, 20:9 ratio, 424 PPI
Technology
Dynamic AMOLED Dynamic AMOLED
Refresh rate
120Hz (@1080p) 120Hz (adaptive)
Screen-to-body
90.70 % 86.06 %
Peak brightness
1300 cd/m2 (nit)
Features
HDR support, Scratch-resistant glass (Corning Gorilla Glass 6), Ambient light sensor, Proximity sensor HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 865 SM8250 (7 nm) Qualcomm Snapdragon 888 (5 nm)
Processor
Octa-core, 2840 MHz, Kryo 585, 64-bit Octa-core, 1x 2.84GHz Kryo 680 + 3x 2.42GHz Kryo 680 + 4x 1.80GHz Kryo 680, 64-bit
GPU
Adreno 650 Adreno 660
RAM
12GB (LPDDR5) 8GB (LPDDR5)
Internal storage
128GB (UFS 3.0), available to use: 103.8 GB 128GB (UFS 3.0), not expandable
Storage expansion
microSDXC up to 1000 GB
OS
Android (13, 12, 11, 10), Samsung One UI Android (13, 12, 11), Samsung One UI
Device type
Smartphone Smartphone

Battery

Capacity
5000 mAh 4000 mAh
Type
Li - Polymer, Not user replaceable Li - Polymer, Not user replaceable
Charging
Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless charging Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless charging
Max charge speed
Wired: 45.0W
Wireless: 15.0W 		Wired: 25.0W
Wireless: 15.0W
PhoneArena Battery Tests
Battery Life Estimate
5h 57min
Browsing
10h 2min
Video
10h 29min
Gaming
9h 12min
Battery Life Estimate
4h 28min
Browsing
7h 47min
Video
7h 36min
Gaming
7h 9min
Find out more details about battery and charging for all phones we have tested on our PhoneArena Battery Score page.

Camera

Rear
Quad camera Triple camera
Main camera
108 MP (OIS, PDAF)
Specifications:
Aperture size: F1.8
Focal length: 26 mm 		12 MP (OIS, PDAF)
Specifications:
Aperture size: F1.8
Focal length: 26 mm
Sensor size: 1/1.76"
Pixel size: 1.8 μm
Second camera
48 MP (Telephoto, OIS, PDAF)
Specifications:
Aperture size: F3.5
Focal Length: 102 mm
Sensor size: 1/2"
Pixel size: 0.8 μm 		64 MP (Telephoto, OIS, PDAF)
Specifications:
Aperture size: F2.0
Focal Length: 29 mm
Sensor size: 1/1.7"
Pixel size: 0.8 μm
Third camera
12 MP (Ultra-wide, Autofocus)
Specifications:
Aperture size: F2.2
Focal Length: 13 mm
Pixel size: 1.4 μm 		12 MP (Ultra-wide, Autofocus)
Specifications:
Aperture size: F2.2
Focal Length: 13 mm
Sensor size: 1/2.55"
Pixel size: 1.4 μm
Fourth camera
0.3 MP VGA (ToF 3D depth sensing)
Flash
LED LED
Video recording
7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)
Features:
OIS, HDR, Time-lapse video, EIS 		7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)
Features:
OIS, HDR, Hyperlapse, Continuous autofocus, Video light, EIS
Front
40 MP (PDAF, HDR), Video capture: 3840x2160 (4K UHD) (60 fps) 10 MP (PDAF, HDR), Video capture: 3840x2160 (4K UHD) (60 fps)

Design

Dimensions
6.57 x 2.99 x 0.35 inches
(166.9 x 76 x 8.8 mm) 		5.97 x 2.80 x 0.31 inches
(151.7 x 71.2 x 7.9 mm)
Weight
7.83 oz(222.0 g) 6.03 oz(171.0 g)
Materials
Back: Glass (Corning Gorilla Glass 6)
Frame: Aluminum 		Back: Plastic
Frame: Aluminum
Resistance
Water, Dust; IP68 Water, Dust; IP68
Biometrics
2D Face unlock, Ultrasonic in-screen fingerprint 2D Face unlock, Ultrasonic in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
Cosmic black, Cosmic grey Phantom pink, Violet, Gray, White

Cellular

5G
Bands n2, n5, n41, n66, n71, n260, n261, SA, NSA, Sub-6, mmWave Bands n2, n5, n12, n25, n41, n66, n71, n77, n260, n261, SA, NSA, Sub-6, mmWave
4G (FDD)
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), 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) 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), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 30(2300 WCS), 66(AWS-3), 71(600)
4G (TDD)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600) Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)
3G
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900) Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed
LTE-A Pro Cat 20 (2000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
SIM type
Nano SIM Nano SIM

Multimedia

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

Connectivity & Features

Bluetooth
5.0 5.0
Wi-Fi
802.11 a,b,g,n,ac,ax(Wi-Fi 6),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 (reversible), USB 3.2, Features: Charging, Headphones port, OTG Type-C (reversible), USB 3.2, Features: Charging, Headphones port, OTG, Video out
Hearing aid compatible
M3/T4 M3/T3
Location
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
Other
NFC, ANT+ NFC, ANT+

Regulatory Approval

FCC approval
Date approved: Jan 28, 2020
FCC ID value: A3LSMG988B 		Date approved: Dec 08, 2020
FCC ID value: A3LSMG991U
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 		Head: 0.36 W/kg
Body: 1.08 W/kg
Simultaneous Transmission: 3.96 W/kg
Wireless Router: 1.09 W/kg
Phablet: 2.49 W/kg

Buyers information

MSRP
$ 1400 $ 800
User Manual
This is the official Samsu​ng Galaxy S20 Ultra 5G User Guide in English provided from the manufacturer.
In The Box
C to C Data Cable, Ejection Pin

Availability

Officially announced
Feb 11, 2020 Jan 14, 2021

Alternative variants

Global variant
System chip Samsung Exynos 990 (7 nm)
Processor Octa-core, 2700 MHz, Mongoose M5, Arm Cortex-A76 and Arm Cortex-A55, 64-bit
GPU Mali G77 MP11
5G Bands n1, n3, n5, n7, n8, n28, n40, n77, n78, Sub-6
4G (FDD) 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), 41(2600+)
Dual SIM Yes
SIM type Nano SIM, eSIM
with 256GB storage
Internal storage 256GB
with 256GB storage
Internal storage 256GB
for Europe
System chip Samsung Exynos 2100 (5 nm)
Processor Octa-core, 2900 MHz, 1x 2.91GHz Cortex-X1 + 3x 2.81GHz Cortex-A78 + 4x 2.2GHz Cortex-A55, 64-bit
GPU Mali G78 MP14
Weight 5.96 oz(169.0 g)
5G Bands SA, NSA, Sub-6
FCC approval Date approved: Dec 18, 2020
FCC ID value: A3LSMG991B
Measured SAR Head: 0.42 W/kg
Body: 0.94 W/kg
Simultaneous Transmission: 3.96 W/kg
Wireless Router: 1.34 W/kg
Phablet: 2.37 W/kg
with 512GB storage
RAM 16GB
Internal storage 512GB
MSRP $ 1600
for Sprint
4G (FDD) Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 66(AWS-3), 71(600)
for Verizon
4G (FDD) Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 18(800 Lower), 19(800 Upper), 20(800 DD), 26(850+), 28(700 APT), 66(AWS-3)
3G Bands 5(850), 8(900), 2(1900), 1(2100)
for T-Mobile
4G (FDD) Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 66(AWS-3), 71(600)
3G Bands 5(850), 4(1700/2100), 2(1900), 1(2100)
FCC OKs Cingular\'s purchase of AT&T Wireless