Samsung Galaxy S21 Ultra 5G Specs, review, opinions, comparisons

Discover all the technical specs of the Samsung Galaxy S21 Ultra 5G - from its camera and display to performance and battery life.

Added by Richard Taylor on 01.15.21 | Last update 09.28.22

Samsung Galaxy S21 Ultra 5G Specs, review, opinions, comparisons

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3.82 / 5

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Table of contents

General specs
Display
Camera
Performance
Connectivity
Audio
Other features

Samsung Galaxy S21 Ultra 5G is a 2021 smartphone. It measures 165.1 x 75.6 x 8.9 mm and weighs 227 g. It has a Dynamic AMOLED 2X display measuring 6.8" inches. The resolution is 1440 x 3200 and 515 ppi pixel density.

There is Single front camera with 40 MP. The main camera is Quad with 108 MP.

It runs on Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International
Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680 - USA/China CPU with 128GB 12GB RAM, 256GB 12GB RAM, 512GB 16GB RAM memory. The battery is 5000 mAh.

Scroll down and discover all the features and specs this device has to offer.

Review Compare with another Copy

Linked models: Samsung Galaxy S21 FE 5G | Samsung Galaxy S21+ 5G | Samsung Galaxy S21 5G |

Pros and Cons

Samsung Galaxy S21 Ultra 5G specs

General specs

Brand and model	Samsung Galaxy S21 Ultra 5G
Release date	2021, January 14
Dimensions	165.1 x 75.6 x 8.9 mm (6.5 x 2.98 x 0.35 in)
Weight	227 g (8.01 oz)
Body build	Glass front (Gorilla Glass Victus), glass back (Gorilla Glass Victus), aluminum frame
Colors	Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown
Battery	5000 mAh, Li-Ion, non-removable
Approximate price	$ 960

Screen

Technology	Dynamic AMOLED 2X
Touchscreen	capacitive touchscreen
Display colors	16M
Screen size	6.8" inc
Screen area	112.1 cm²
Screen format	20:9 (height:width)
Screen to body ratio	89.8%
Screen resolution	1440 x 3200 px
PPI /points per inch/	515 PPI
Screen protection	Corning Gorilla Glass Victus
Other	- Always-on display -120Hz -HDR10+ -1500 nits (peak)

Camera and Video

Rear camera, main	108 MP, Quad
Camera specs
-108 MP, f/1.8, 24mm (wide), 1/1.33", 0.8µm, PDAF, Laser AF, OIS -10 MP, f/4.9, 240mm (periscope telephoto), 1/3.24", 1.22µm, dual pixel PDAF, OIS, 10x optical zoom -10 MP, f/2.4, 70mm (telephoto), 1/3.24", 1.22µm, dual pixel PDAF, OIS, 3x optical zoom -12 MP, f/2.2, 13mm (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF, Super Steady video
Functions	LED flash, auto-HDR, panorama
Video	8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS
DxOMark Main Score	121
DxOMark Photo	128
DxOMark Video	98
Front camera, selfie	40 MP, Single
Specifications	40 MP, f/2.2, 26mm (wide), 1/2.8'', 0.7µm, PDAF
Functions	Dual video call, Auto-HDR
Video	4K@30/60fps, 1080p@30fps
DxOMark Selfie Score	101
DxOMark Photo	104
DxOMark Video	95

Performance

Operating system OS	Android 11, One UI 3.1
Chipset	- Exynos 2100 (5 nm) - Qualcomm SM8350 Snapdragon 888 (5 nm) - USA/China
Processor CPU
- Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International -Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680 - USA/China
Graphics processor GPU	- Mali-G78 MP14 - International -Adreno 660 - USA/China
External memory	No
Internal memory	128GB 12GB RAM, 256GB 12GB RAM, 512GB 16GB RAM
Antutu 8 score	638987 (Rank 35 of 1138)
GeekBench 5 Single Core	960 (Rank 169 of 1569)
GeekBench 5 Multi-Core	3177 (Rank 197 of 1564)

Communication and Connectivity

SIM card	Single SIM (Nano-SIM and/or eSIM)Dual SIM (Nano-SIM and/or eSIM, dual stand-by)
Network	GSM / CDMA / HSPA / EVDO / LTE / 5G
Show all network frequencies:
Speed	HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G
GPRS	Yes
Edge	Yes
Wi-Fi	Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct, hotspot
GPS	Yes, with A-GPS, GLONASS, BDS, GALILEO
NFC	Yes
USB	USB Type-C 3.2, USB On-The-Go
Bluetooth	5.2, A2DP, LE
Harmful irradiation
SAR - 0.77 W/kg (head) 1.02 W/kg (body) SAR EU - 0.77 W/kg (head) 1.02 W/kg (body)

Music and Audio

Radio	FM radio (Snapdragon only)
Headphone jack	No
Others
- 32-bit/384kHz audio -Tuned by AKG

Other features

- Sensors - Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer - Samsung DeX, Samsung Wireless DeX (desktop experience support) -ANT+ -Bixby natural language commands and dictation - Fast charging 25W -USB Power Delivery 3.0 -Fast Qi/PMA wireless charging 15W -Reverse wireless charging 4.5W - Samsung Pay (Visa, MasterCard certified) -Ultra Wideband (UWB) support -IP68 dust/water resistant (up to 1.5m for 30 mins) -Stylus support - Versions: SM-G998B, SM-G998B/DS (International); SM-G998U (USA); SM-G998U1 (USA unlocked); SM-G998W (Canada); SM-G998N (Korea); SM-G9980 (China)

Disclaimer: The information provided here is based on publicly available information and official specifications from Samsung. While every effort has been made to provide accurate and reliable information, readers should be aware that specifications are subject to change and updates from Samsung may not be reflected.

Samsung Galaxy S21 Ultra 5G Review

South Korean smartphone maker Samsung has trained its fans to expect the best technical capabilities. That is why every new generation, whether in the flagship class, suffers serious criticism if it does not meet high expectations. The Galaxy S series received an update in early 2021. ... continues. Read the full Samsung Galaxy S21 Ultra 5G review.

Samsung Galaxy S21 Ultra 5G Video review - click to play

Richard Taylor

Richard Taylor is a technology expert and journalist based in the UK. With a degree in Computer Science from the University of Birmingham, he provides insightful analysis and expert reviews of the latest smartphones and technology. His technical expertise, passion for technology and years of experience make him a trusted source in the industry.

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