Samsung Galaxy S21 Radiation Levels


Samsung Galaxy S21 SAR Level Summary: View Thermal Visualization
The cellular transmission SAR values for the Samsung Galaxy S21 (FCC ID A3LSMG991U) are 0.74 W/kg (watts per kilogram) at the head and 1.08 W/kg when worn on the body. The hotspot/Airplay SAR level is 1.11 W/kg. The simultaneous transmission SAR values for (cellular plus Wi-Fi) is 1.45 W/kg at the head, 1.54 W/kg when worn on the body, and 1.58 W/kg when used as a hotspot simultaneously with other transmitters active.


Samsung Galaxy S21 - 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.
    08 December 2020
  • FCC ID The FCC ID is the code used to register a device for FCC compliance
    A3LSMG991U
  • 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!
  • 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
    0.74 W/kg
  • Body SAR Level SAR test when held against your body only using cellular service. Wifi and other transmitter are NOT active
    1.08 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
    1.11 W/Kg
  • Simultaneous Transmission The highest possible SAR recorded with ALL transmitters active, Cellular, WiFi, and Hotspot
    1.58 W/kg
  • Simultaneous Head The highest possible SAR test when held against your HEAD with cellular and WiFi transmitters active,
    1.45 W/kg
  • Simultaneous Body The highest possible SAR test when held against your BODY with cellular and WiFi transmitters active,
    1.54 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,
    1.58 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
    0.46 W/kg
  • Body SAR Level
    1.51 W/kg

Also available with 4G/LTE only
Versions: SM-G991B, SM-G991B/DS (International); SM-G991U (USA); SM-G991U1 (USA unlocked); SM-G991W (Canada); SM-G991N (Korea); SM-G9910 (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-G991U1
5G bands 2, 5, 25, 41, 66, 71, 260, 261 SA/NSA/Sub6/mmWave – SM-G991U1
Speed HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G
Launch Announced 2021, January 14
Status Available. Released 2021, January 29
Body Dimensions 151.7 x 71.2 x 7.9 mm (5.97 x 2.80 x 0.31 in)
Weight 169 g (Sub6), 171 g (mmWave) (5.96 oz)
Build Glass front (Gorilla Glass Victus), plastic back, 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)
Display Type Dynamic AMOLED 2X, 120Hz, HDR10+, 1300 nits (peak)
Size 6.2 inches, 94.1 cm2 (~87.2% screen-to-body ratio)
Resolution 1080 x 2400 pixels, 20:9 ratio (~421 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 8GB RAM, 256GB 8GB RAM
UFS 3.1
Main Camera Triple 12 MP, f/1.8, 26mm (wide), 1/1.76″, 1.8m, Dual Pixel PDAF, OIS
64 MP, f/2.0, 29mm (telephoto), 1/1.72″, 0.8m, PDAF, OIS, 1.1x optical zoom, 3x hybrid zoom
12 MP, f/2.2, 13mm, 120 (ultrawide), 1/2.55″ 1.4m, 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 10 MP, f/2.2, 26mm (wide), 1/3.24″, 1.22m, Dual Pixel 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/6, dual-band, Wi-Fi Direct, hotspot
Bluetooth 5.0, 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)
Battery Type Li-Ion 4000 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 Gray, Phantom White, Phantom Violet, Phantom Pink
Models SM-G991B, SM-G991B/DS, SM-G991U, SM-G991U1, SM-G991W, SM-G991N, SM-G9910
SAR 0.74 W/kg (head)     1.08 W/kg (body)
SAR EU 0.46 W/kg (head)     1.51 W/kg (body)
Price $ 473.00 / € 702.88 / £ 559.90 / ₹ 59,879
Tests Performance AnTuTu: 584055 (v8)
GeekBench: 3238 (v5.1)
GFXBench: 60fps (ES 3.1 onscreen)
Display Contrast ratio: Infinite (nominal)
Camera Photo / Video
Loudspeaker -26.4 LUFS (Good)
Battery life Endurance rating 93h

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