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) | 1.39 W/kg |
|---|---|
| Product-specific use (US) | 1.14 W/kg |
| Head (EU, 10 g) | — W/kg |
| Body (EU, 10 g) | — W/kg |
| FCC ID | A3LSMS931B — 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 S25 |
|---|---|
| Technology | GSM / CDMA / HSPA / EVDO / LTE / 5G |
| Announced | January 22, 2025 |
| Availability (source snapshot) | Available |
| Price (historical source) | C$ 1,198.99 / $ 799.99 / £ 799.00 / € 839.87 |
| Model Names | SM-S931B, SM-S931B/DS, SM-S931U, SM-S931U1, SM-S931W, SM-S931N, SM-S9310, SM-S931E, SM-S931E/DS |
| Type | Dynamic LTPO AMOLED 2X, 120Hz, HDR10+, 2600 nits (peak) |
|---|---|
| Size | 6.2 inches, 94.4 cm2 (~91.1% screen-to-body ratio) |
| Resolution | 1080 x 2340 pixels, 19.5:9 ratio (~416 ppi density) |
| Protection | Corning Gorilla Glass Victus 2 |
| Features | Always-on display |
| Display Test | 1395 nits max brightness (measured) |
| Main Camera | Triple Camera: 50 MP, f/1.8, 24mm (wide), 1/1.56", 1.0m, dual pixel PDAF, OIS 10 MP, f/2.4, 67mm (telephoto), 1/3.94", 1.0m, PDAF, OIS, 3x optical zoom 12 MP, f/2.2, 13mm, 120 (ultrawide), 1/2.55" 1.4m, Super Steady video |
|---|---|
| Main Features | Best Face, LED flash, auto-HDR, panorama |
| Video | 8K@24/30fps, 4K@30/60fps, 1080p@30/60/120/240fps, 10-bit HDR, HDR10+, stereo sound rec., gyro-EIS |
| Selfie Camera | Single Camera: 12 MP, f/2.2, 26mm (wide), 1/3.2", 1.12m, dual pixel PDAF |
| Selfie Camera Features | HDR, HDR10+ |
| Selfie Camera Video | 4K@30/60fps, 1080p@30fps |
| Type | Li-Ion 4000 mAh |
|---|---|
| Charging | 25W wired, PD3.0, 50% in 30 min 15W wireless (Qi2 Ready) 4.5W reverse wireless |
| Operating system (source snapshot) | Android 15, up to 7 major Android upgrades, One UI 7 |
|---|---|
| Chipset | Qualcomm SM8750-AB Snapdragon 8 Elite (3 nm) |
| CPU | Octa-core (2x4.47 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M) |
| GPU | Adreno 830 |
| Performance | AnTuTu: 2193701 (v10) GeekBench: 10050 (v6) 3DMark: 6755 (Wild Life Extreme) |
| Internal Storage | 128GB 12GB RAM, 256GB 12GB RAM, 512GB 12GB RAM UFS 4.0 |
| Card Slot | No |
| Sensors | Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer Samsung DeX, Samsung Wireless DeX (desktop experience support) Circle to Search |
| Wi-fi | Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct |
|---|---|
| Bluetooth | 5.4, A2DP, LE |
| USB | USB Type-C 3.2, DisplayPort 1.2, OTG |
| GPS | GPS, GLONASS, BDS, GALILEO, QZSS |
| NFC | Yes |
| Radio | No |
| Loudspeaker | Yes, with stereo speakers |
|---|---|
| 3.5mm Jack | No |
| Loudspeaker Test | -26.1 LUFS (Good) |
| Type | Bar |
|---|---|
| Dimensions | 146.9 x 70.5 x 7.2 mm (5.78 x 2.78 x 0.28 in) |
| Weight | 162 g (5.71 oz) |
| Colors | Icy Blue, Mint, Navy, Silver Shadow, Pink Gold, Coral Red, Blue Black |
| Build | Glass front (Gorilla Glass Victus 2), glass back (Gorilla Glass Victus 2), aluminum frame |
| Speed | HSPA, LTE (up to 7CA), 5G |
|---|---|
| SIM | Nano-SIM + Nano-SIM + eSIM + eSIM (max 2 at a time) - INT Nano-SIM + eSIM + eSIM (max 2 at a time) - USA Nano-SIM + Nano-SIM - CN IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) Armor aluminum 2 frame |
| 2G Network | GSM 850 / 900 / 1800 / 1900 CDMA 800 / 1900 & TD-SCDMA |
| 3G Network | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 CDMA2000 1xEV-DO |
| 4G Network | 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - International 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 48, 66, 71 - USA unlocked |
| 5G Network | 1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 66, 75, 77, 78 SA/NSA/Sub6 - International 1, 2, 5, 7, 25, 28, 41, 66, 71, 77, 78, 257, 258, 260, 261 SA/NSA/Sub6/mmWave - USA unlocked |
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