Samsung Galaxy S21 Ultra vs Samsung Galaxy S20 Ultra 5G 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.

9.1	8.9
Samsung Galaxy S21 Ultra	Samsung Galaxy S20 Ultra 5G
Released · Jan 29, 2021	Released · Mar 06, 2020
6.8-inch · 3200x1440px	6.9-inch · 3200x1440px
Quad camera	Quad camera
12GB · 128GB	12GB · 128GB
5000 mAh	5000 mAh
Check prices	Check prices

Availability

Officially announced
Jan 14, 2021	Feb 11, 2020
Prices (MSRP)
12GB/128GB - $1200 \| €1399	12GB/128GB - $1400

Design

Dimensions
6.50 x 2.98 x 0.35 inches (~0.37 inches with camera bump) 165.1 x 75.6 x 8.9 mm (~9.4 mm with camera bump)	6.57 x 2.99 x 0.35 inches 166.9 x 76 x 8.8 mm
Weight
8.04 oz / 229.0 g	7.83 oz / 222.0 g
Materials
Back: Glass (Corning Gorilla Glass Victus) Frame: Aluminum	Back: Glass (Corning Gorilla Glass 6) 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
Phantom black, Silver	Cosmic black, Cosmic grey

Display

Size
6.8-inch, 89.33% screen-to-body	6.9-inch, 90.70% screen-to-body
Type
Dynamic AMOLED, 120Hz, HDR, 1500 nits	Dynamic AMOLED, 120Hz, HDR, 1400 nits
Resolution
3200x1440px, 20:9 ratio, 516 PPI	3200x1440px, 20:9 ratio, 509 PPI
Protection
Corning Gorilla Glass Victus	Corning Gorilla Glass 6

PhoneArena Display Test

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

Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
Snapdragon 888 SM8350 (5 nm)	Snapdragon 865 SM8250 (7 nm)
Processor
Octa-core 1x2.84GHz Kryo 680 3x2.42GHz Kryo 680 4x1.80GHz Kryo 680	Octa-core Kryo 585
GPU
Adreno 660	Adreno 650
Memory
12GB (LPDDR5)/128GB (UFS 3.1) 12GB/256GB 16GB/512GB	12GB (LPDDR5)/128GB (UFS 3.0) 12GB/256GB 16GB/512GB
Storage expansion
not expandable	microSDXC up to 1000 GB
OS
Android (14, 13, 12, 11)	Android (13, 12, 11, 10)

PhoneArena Performance Test

GeekBench 6 Single
1117	610
GeekBench 6 Multi
3312	2573
3D Mark High
1963	Untested
3D Mark Low
1179	Untested

Learn more on our PhoneArena Performance Test Results page.

Battery

Type
5000 mAh, Li - Polymer	5000 mAh, Li - Polymer
Charging
Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging Qi and Powermat wireless charging, Reverse 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	Wired: 45.0W Wireless: 15.0W

Battery Life Estimate

6h 15min

Browsing

14h 43min

Video

8h 52min

Gaming

8h 40min

Battery Life Estimate

5h 57min

Browsing

10h 2min

Video

10h 29min

Gaming

9h 12min

Camera

Rear
Quad camera	Quad camera
Main camera
108 MP (OIS, Laser and PDAF) Aperture size: F1.8 Focal length: 24 mm Sensor size: 1/1.33" Pixel size: 0.8 μm	108 MP (OIS, PDAF) Aperture size: F1.8 Focal length: 26 mm
Second camera
12 MP (Ultra-wide, PDAF) Aperture size: F2.2 Focal Length: 13 mm Sensor size: 1/2.55" Pixel size: 1.4 μm	12 MP (Ultra-wide, Autofocus) Aperture size: F2.2 Focal Length: 13 mm Pixel size: 1.4 μm
Third camera
10 MP (Telephoto, OIS, PDAF) Optical zoom: 3.0x Aperture size: F2.4 Focal Length: 70 mm Sensor size: 1/3.2" Pixel size: 1.22 μm	48 MP (Telephoto, OIS, PDAF) Aperture size: F3.5 Focal Length: 102 mm Sensor size: 1/2" Pixel size: 0.8 μm
Fourth camera
10 MP (Telephoto, Periscope, OIS, PDAF) Optical zoom: 3.0x Aperture size: F2.4 Focal Length: 70 mm Sensor size: 1/3.2" Pixel size: 1.22 μm	0.3 MP VGA (ToF 3D depth sensing)
Flash
LED	LED
Video recording
8K UHD (24 fps), 4K UHD (60 fps), 1080p (240 fps), 720p (960 fps) OIS, HDR, Hyperlapse, Video light, EIS	8K UHD (24 fps), 4K UHD (60 fps), 1080p (240 fps), 720p (960 fps) OIS, HDR, Time-lapse video, EIS
Front
40 MP (PDAF, HDR) Video capture: 4K UHD (60 fps)	40 MP (PDAF, HDR) Video capture: 4K UHD (60 fps)

Connectivity & Features

Bluetooth
5.1	5.0
WLAN
a,b,g,n,ac,Wi-Fi 6,dual-band MIMO, Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax	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, USB 3.2	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/T3	M3/T4
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
Other
NFC, ANT+	NFC, ANT+

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

Cellular

5G Bands
n2, n5, n12, n25, n41, n66, n71, n77, n260, n261, SA, NSA, Sub-6, mmWave	n2, n5, n41, n66, n71, n260, n261, SA, NSA, Sub-6, mmWave
LTE Bands
1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 66, 71	1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 66, 71
4G (TDD) Bands
38, 39, 40, 41, 46, 48	38, 39, 40, 41, 46, 48
3G Bands
1, 2, 4, 5, 8	1, 2, 4, 5, 8
Data Speed
LTE-A Pro Cat 20 (2000/150 Mbit/s)	LTE-A Pro Cat 20 (2000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
SIM type
Nano SIM	Nano SIM

Regulatory Approval

FCC approval
Date approved: Dec 22, 2020 FCC ID value: A3LSMG998U	Date approved: Jan 28, 2020 FCC ID value: A3LSMG988B
Measured SAR
Head: 0.77 W/kg Body: 1.02 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.16 W/kg Phablet: 3.15 W/kg	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 256GB storage


Memory	256GB
Colors	Phantom black
Prices (MSRP)	$1250

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
LTE 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 512GB storage


Memory	16GB/512GB
Colors	Phantom black
Prices (MSRP)	$1380