Samsung Galaxy Z Flip4 Radiation Levels


Samsung Galaxy Z Flip4 SAR Level Summary: View Thermal Visualization
The cellular transmission SAR values for the Samsung Galaxy Z Flip4 (FCC ID A3LSMF721U) are 0.19 W/kg (watts per kilogram) at the head and 0.77 W/kg when worn on the body. The hotspot/Airplay SAR level is 1.01 W/kg. The simultaneous transmission SAR values for (cellular plus Wi-Fi) is 1.56 W/kg at the head, 1.16 W/kg when worn on the body, and 1.59 W/kg when used as a hotspot simultaneously with other transmitters active.


Samsung Galaxy Z Flip4 - 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.
    28 August 2022
  • FCC ID The FCC ID is the code used to register a device for FCC compliance
    A3LSMF721U
  • 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
    0.19 W/kg
  • Body SAR Level SAR test when held against your body only using cellular service. Wifi and other transmitter are NOT active
    0.77 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
    1.01 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,
    1.56 W/kg
  • Simultaneous Body The highest possible SAR test when held against your BODY with cellular and WiFi transmitters active,
    1.16 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
    1.15
  • Body SAR Level
    1.20
Network Technology GSM / CDMA / HSPA / EVDO / LTE / 5G
2G bands GSM 850 / 900 / 1800 / 1900
CDMA 800 / 1900
3G bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
HSDPA 850 / 900 / 1900 / 2100
CDMA2000 1xEV-DO
4G bands LTE
5G bands SA/NSA/Sub6/mmWave
Speed HSPA, LTE-A (6CA), 5G
Launch Announced 2022, August 10
Status Available. Released 2022, August 25
Body Dimensions Unfolded: 165.2 x 71.9 x 6.9 mm
Folded: 84.9 x 71.9 x 15.9-17.1 mm
Weight 187 g (6.60 oz)
Build Plastic front (opened), glass back (Gorilla Glass Victus+), aluminum frame
SIM Nano-SIM and eSIM
IPX8 water resistant (up to 1.5m for 30 mins)
Armor aluminum frame with tougher drop and scratch resistance (advertised)
Display Type Foldable Dynamic AMOLED 2X, 120Hz, HDR10+, 1200 nits (peak)
Size 6.7 inches, 101.5 cm2 (~85.4% screen-to-body ratio)
Resolution 1080 x 2640 pixels (~426 ppi density)
Cover display:
Super AMOLED, 1.9 inches, 260 x 512 pixels (Gorilla Glass Victus+)
Platform OS Android 12, upgradable to Android 13, One UI 5
Chipset Qualcomm SM8475 Snapdragon 8+ Gen 1 (4 nm)
CPU Octa-core (1×3.19 GHz Cortex-X2 & 3×2.75 GHz Cortex-A710 & 4×1.80 GHz Cortex-A510)
GPU Adreno 730
Memory Card slot No
Internal 128GB 8GB RAM, 256GB 8GB RAM, 512GB 8GB RAM
UFS 3.1
Main Camera Dual 12 MP, f/1.8, 24mm (wide), 1/1.76″, 1.8m, Dual Pixel PDAF, OIS
12 MP, f/2.2, 123 (ultrawide), 1.12m
Features LED flash, HDR, panorama
Video 4K@30/60fps, 1080p@60/240fps, 720p@960fps, HDR10+
Selfie camera Single 10 MP, f/2.4, 26mm (wide), 1.22m
Features HDR
Video 4K@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
Bluetooth 5.2, A2DP, LE
Positioning GPS, GLONASS, GALILEO, BDS
NFC Yes
Radio No
USB USB Type-C 2.0, USB On-The-Go
Features Sensors Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer
Samsung Pay (Visa, MasterCard certified)
Battery Type Li-Po 3700 mAh, non-removable
Charging 25W wired, 50% in 30 min (advertised)
15W wireless
4.5W reverse wireless
Misc Colors Bora Purple, Graphite, Pink Gold, Blue, Yellow, White, Navy, Khaki, Red
Models SM-F721B, SM-F721B/DS, SM-F721N, SM-F721U, SM-F721U1, SM-F721W
SAR 1.02 W/kg (head)     0.94 W/kg (body)
SAR EU 1.15 W/kg (head)     1.20 W/kg (body)
Price C$ 1,100.00 / ₹ 71,850 / $ 564.00 / £ 799.99 / € 789.90
Tests Performance AnTuTu: 685754 (v8) | 800001 (v9)
GeekBench: 3913 (v5.1)
GFXBench: 74fps (ES 3.1 onscreen)
Display Contrast ratio: Infinite (nominal)
Camera Photo / Video
Loudspeaker -27.5 LUFS (Good)

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