Samsung Galaxy S21 Ultra * RF SAFE® Radio Frequency Safe

Samsung Galaxy S21 Ultra Radiation Levels

HEAD SAR LEVEL
0.77 W/kg
Ranked #30.00
(48.13% of limit)
BODY SAR LEVEL
1.02 W/kg
Ranked #34.00
(63.75% of limit)
Simultaneous Head SAR
1.17 W/kg
Ranked #10.00
(73.13% of limit)
Simultaneous Body SAR
1.57 W/kg
Ranked #59.00
(98.13% of limit)
Hotspot SAR Level
1.16 W/kg
Ranked #47.00
(72.50% of limit)
Simultaneous Hotspot
1.59 W/kg
Ranked #56.00
(99.38% of limit)

Samsung Galaxy S21 Ultra SAR Level Summary: View Thermal Visualization
The cellular transmission SAR values for the Samsung Galaxy S21 Ultra (FCC ID A3LSMG998U) are 0.77 W/kg (watts per kilogram) at the head and 1.02 W/kg when worn on the body. The hotspot/Airplay SAR level is 1.16 W/kg. The simultaneous transmission SAR values for (cellular plus Wi-Fi) is 1.17 W/kg at the head, 1.57 W/kg when worn on the body, and 1.59 W/kg when used as a hotspot simultaneously with other transmitters active.

SAR Levels
Overview
QuantaCase™
FCC SAR Report Image

Samsung Galaxy S21 Ultra - SAR Levels

FCC SAR Levels

FCC Approval Date This is the date the phone SAR test was completed before the phone's release to the public as required by law.
22 December 2020
FCC ID The FCC ID is the code used to register a device for FCC compliance
A3LSMG998U
FCC Report Link A direct link to the FCC's website for confirming SAR levels that are listed on our website - We did the homework for you!
FCC Specific Absorption Rate (SAR) Report For Manufacturer Submitted Model
US SAR Ratings USA Legal Limit is 1.6 W/kg
USA Legal Limit is 1.6 W/kg - FCC SAR testing is measured in watts per kilogram (or W/kg) averaged over ONE gram of simulated biological tissue.
Head SAR Level SAR test when held against your head when only using cellular service. Wifi and other transmitter are NOT active
0.77 W/kg
Body SAR Level SAR test when held against your body only using cellular service. Wifi and other transmitter are NOT active
1.02 W/kg
Product Specific Use SAR test when held against your body only using the phone as a hotspot. Cellular and other transmitter are NOT active
1.16 W/kg
Simultaneous Transmission The highest possible SAR recorded with ALL transmitters active, Cellular, WiFi, and Hotspot
1.59 W/kg
Simultaneous Head The highest possible SAR test when held against your HEAD with cellular and WiFi transmitters active,
1.17 W/kg
Simultaneous Body The highest possible SAR test when held against your BODY with cellular and WiFi transmitters active,
1.57 W/kg
Hotspot SAR The highest possible SAR test when held against your BODY using the phone as a hotspot with cellular and WiFi transmitters active,
1.59 W/kg

EU SAR Level

EU SAR Ratings
European Legal Limit is 2.0 W/kg - EU SAR testing is measured in watts per kilogram (or W/kg) averaged over TEN grams of simulated biological tissue.
Head SAR Level
0.71 W/kg
Body SAR Level
1.58 W/kg

A3LSMG998U-s21-ultra-sar-report

Versions: SM-G998B, SM-G998B/DS (International); SM-G998U (USA); SM-G998U1 (USA unlocked); SM-G998W (Canada); SM-G998N (Korea); SM-G9980 (China)

Network	Technology	GSM / CDMA / HSPA / EVDO / LTE / 5G
	2G bands	GSM 850 / 900 / 1800 / 1900 – SIM 1 & SIM 2 (Dual SIM model only)
		CDMA 800 / 1900 & TD-SCDMA
	3G bands	HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
		CDMA2000 1xEV-DO
	4G bands	1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 38, 39, 40, 41, 46, 48, 66, 71 – SM-G998U1
	5G bands	2, 5, 25, 41, 66, 71, 260, 261 SA/NSA/Sub6/mmWave – SM-G998U1
	Speed	HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G

Launch	Announced	2021, January 14
Launch	Status	Available. Released 2021, January 29

Body	Dimensions	165.1 x 75.6 x 8.9 mm (6.5 x 2.98 x 0.35 in)
	Weight	227 g (Sub6), 229 g (mmWave) (8.01 oz)
	Build	Glass front (Gorilla Glass Victus), glass back (Gorilla Glass Victus), aluminum frame
	SIM	Single SIM (Nano-SIM and/or eSIM) or Dual SIM (Nano-SIM and/or eSIM, dual stand-by)
		IP68 dust/water resistant (up to 1.5m for 30 mins) Stylus support

Display	Type	Dynamic AMOLED 2X, 120Hz, HDR10+, 1500 nits (peak)
	Size	6.8 inches, 112.1 cm² (~89.8% screen-to-body ratio)
	Resolution	1440 x 3200 pixels, 20:9 ratio (~515 ppi density)
	Protection	Corning Gorilla Glass Victus
		Always-on display

Platform	OS	Android 11, One UI 3.1
	Chipset	Exynos 2100 (5 nm) – International Qualcomm SM8350 Snapdragon 888 5G (5 nm) – USA/China
	CPU	Octa-core (1×2.9 GHz Cortex-X1 & 3×2.80 GHz Cortex-A78 & 4×2.2 GHz Cortex-A55) – International Octa-core (1×2.84 GHz Kryo 680 & 3×2.42 GHz Kryo 680 & 4×1.80 GHz Kryo 680) – USA/China
	GPU	Mali-G78 MP14 – International Adreno 660 – USA/China

Memory	Card slot	No
	Internal	128GB 12GB RAM, 256GB 12GB RAM, 512GB 12GB RAM, 512GB 16GB RAM
		UFS 3.1

Main Camera	Quad	108 MP, f/1.8, 24mm (wide), 1/1.33″, 0.8m, PDAF, Laser AF, OIS 10 MP, f/4.9, 240mm (periscope telephoto), 1/3.24″, 1.22m, dual pixel PDAF, OIS, 10x optical zoom 10 MP, f/2.4, 72mm (telephoto), 1/3.24″, 1.22m, dual pixel PDAF, OIS, 3x optical zoom 12 MP, f/2.2, 13mm (ultrawide), 1/2.55″, 1.4m, dual pixel PDAF, Super Steady video
	Features	LED flash, auto-HDR, panorama
	Video	8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS

Selfie camera	Single	40 MP, f/2.2, 26mm (wide), 1/2.8″, 0.7m, PDAF
	Features	Dual video call, Auto-HDR
	Video	4K@30/60fps, 1080p@30fps

Sound	Loudspeaker	Yes, with stereo speakers
	3.5mm jack	No
		32-bit/384kHz audio Tuned by AKG

Comms	WLAN	Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct, hotspot
	Bluetooth	5.2, A2DP, LE
	GPS	Yes, with A-GPS, GLONASS, BDS, GALILEO
	NFC	Yes
	Radio	FM radio (Snapdragon model only; market/operator dependent)
	USB	USB Type-C 3.2, USB On-The-Go

Features	Sensors	Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
		Samsung DeX, Samsung Wireless DeX (desktop experience support) Bixby natural language commands and dictation Samsung Pay (Visa, MasterCard certified) Ultra Wideband (UWB) support

Battery	Type	Li-Ion 5000 mAh, non-removable
	Charging	Fast charging 25W USB Power Delivery 3.0 Fast Qi/PMA wireless charging 15W Reverse wireless charging 4.5W

Misc	Colors	Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown, Navy
	Models	SM-G998B, SM-G998B/DS, SM-G998U, SM-G998U1, SM-G998W, SM-G998N, SM-G9980
	SAR	0.77 W/kg (head) 1.02 W/kg (body)
	SAR EU	0.71 W/kg (head) 1.58 W/kg (body)
	Price	$ 789.00 / € 1,079.00 / £ 949.99 / ₹ 101,600

Tests	Performance	AnTuTu: 657150 (v8) GeekBench: 3518 (v5.1) GFXBench: 33fps (ES 3.1 onscreen)
	Display	Contrast ratio: Infinite (nominal)
	Camera	Photo / Video
	Loudspeaker	-25.5 LUFS (Very good)
	Battery life	Endurance rating 114h