Head exposure reference


Full specifications. Reported SAR. The context behind your connection.
RF Safe source record retrieved September 12, 2026. Regional specifications and test configurations may differ.
Reported US test values · W/kg averaged over 1 g of tissue
Colors indicate reported SAR ranges, not a safety verdict. Results depend on test configuration and regional model. A lower listed maximum does not guarantee lower everyday exposure. How to read these numbers →
| Hotspot (US) | 1.59 W/kg |
|---|---|
| Product-specific use (US) | 1.01 W/kg |
| Head (EU, 10 g) | — W/kg |
| Body (EU, 10 g) | — W/kg |
| FCC ID | A3LSMG781U — FCC equipment search ↗ |
| Source | RF Safe original phone profile ↗ |
| Data note | Values are reported by the RF Safe source record and have not been independently re-tested here. Zero or blank source values are shown as not listed. |
Cellular-only and simultaneous-transmission values, side by side.

RF Safe source chart. Green and red compare lower and higher values within this chart; they differ from the fixed SAR ranges above. Percentage differences compare test configurations and do not predict a personal exposure reduction.
RF Safe reference illustrations for this phone.


Source illustrations visualize the RF Safe record. They are not scans of an individual, a measured personal dose, or a forecast of disease. Read the numerical labels and the original test context.
Historical RF Safe reference data. Software, pricing, and availability may have changed.
| Phone | Samsung Galaxy S20 FE |
|---|---|
| Technology | GSM / CDMA / HSPA / EVDO / LTE |
| Announced | September 23, 2020 |
| Availability (source snapshot) | Available |
| Price (historical source) | C$ 499.97 / ₹ 34,489 / $ 345.80 / £ 349.99 / € 425.00 / Rp 6,999,000 |
| Model Names | SM-G780F, SM-G780F/DSM, SM-G780G |
| Type | Super AMOLED, 120Hz, HDR10+ |
|---|---|
| Size | 6.5 inches, 101.0 cm2 (~84.8% screen-to-body ratio) |
| Resolution | 1080 x 2400 pixels, 20:9 ratio (~407 ppi density) |
| Protection | Corning Gorilla Glass 3 |
| Features | Corning Gorilla Glass 3 Always-on display |
| Main Camera | Triple Camera: 12 MP, f/1.8, 26mm (wide), 1/1.76", 1.8m, Dual Pixel PDAF, OIS 8 MP, f/2.4, 76mm (telephoto), 1/4.5", 1.0m, PDAF, OIS, 3x optical zoom 12 MP, f/2.2, 13mm, 123 (ultrawide), 1/3.0", 1.12m |
|---|---|
| Main Features | LED flash, auto-HDR, panorama |
| Video | 4K@30/60fps, 1080p@30/60fps, gyro-EIS |
| Selfie Camera | Single Camera: 32 MP, f/2.2, 26mm (wide), 1/2.74", 0.8m |
| Selfie Camera Features | HDR |
| Selfie Camera Video | 4K@30/60fps, 1080p@30/60fps, gyro-EIS |
| Type | Li-Ion 4500 mAh, non-removable |
|---|---|
| Charging | 25W wired, PD3.0 15W wireless (Qi/PMA) 4.5W reverse wireless |
| Operating system (source snapshot) | Android 10, upgradable to Android 13, One UI 5 |
|---|---|
| Chipset | Exynos 990 (7 nm+) - Version 1Qualcomm SM8250 Snapdragon 865 5G (7 nm+) - Version 2 |
| CPU | Octa-core (2x2.73 GHz Mongoose M5 & 2x2.50 GHz Cortex-A76 & 4x2.0 GHz Cortex-A55) - Version 1Octa-core (1x2.84 GHz Cortex-A77 & 3x2.42 GHz Cortex-A77 & 4x1.80 GHz Cortex-A55) - Version 2 |
| GPU | Mali-G77 MP11 - Version 1Adreno 650 - Version 2 |
| Internal Storage | 128GB 6GB RAM, 128GB 8GB RAM, 256GB 6GB RAM, 256GB 8GB RAM |
| Card Slot | microSDXC (uses shared SIM slot) |
| Sensors | Fingerprint (under display, optical), accelerometer, gyro, compass |
| Wi-fi | Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct |
|---|---|
| Bluetooth | 5.0, A2DP, LE |
| USB | USB Type-C 3.2, USB On-The-Go |
| GPS | GPS, GLONASS, BDS, GALILEO |
| NFC | Yes |
| Radio | No |
| Loudspeaker | Yes, with stereo speakers |
|---|---|
| 3.5mm Jack | No |
| Type | Bar |
|---|---|
| Dimensions | 159.8 x 74.5 x 8.4 mm (6.29 x 2.93 x 0.33 in) |
| Weight | 190 g (6.70 oz) |
| Colors | Cloud Lavender, Cloud Mint, Cloud Navy, Cloud White, Cloud Red, Cloud Orange |
| Build | Glass front (Gorilla Glass 3), plastic back, aluminum frame |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A (5CA) Cat19 1800/200 Mbps |
|---|---|
| SIM | Single SIM (Nano-SIM) or Hybrid Dual SIM (Nano-SIM, dual stand-by) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Dual SIM model only) |
| 3G Network | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G Network | 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 32, 38, 40, 41, 66 - International |
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QuantaCase is a directional shielding accessory and a habit-training tool. Correct orientation matters; a case does not make a phone risk-free. Explore the design →
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