CELL PHONE COMPARISON
Apple iPhone 8 vs Samsung Galaxy S25 Ultra
See the specifications. Compare the reported SAR. Choose with more context.
Lower in this comparison Higher in this comparisonColors compare test values, not health risk.
SAR measurements · W/kg, US 1 g
Head SAR · cellular only
1.14W/kgLower
1.26W/kgHigher
Body SAR · cellular only
1.08W/kgHigher
0.78W/kgLower
Hotspot SAR · cellular only
1.08W/kgLower
1.19W/kgHigher
Head SAR · simultaneous
1.51W/kgLower
1.59W/kgHigher
Body SAR · simultaneous
1.56W/kgHigher
1.40W/kgLower
Hotspot SAR · simultaneous
1.56W/kgHigher
1.48W/kgLower
The essentials
Screen size
4.7 inches
6.9 inches
Chipset
Apple A11 Bionic (10 nm)
Snapdragon 8 Elite for Galaxy
Dimensions
138.4 x 67.3 x 7.3 mm (5.45 x 2.65 x 0.29 in)
162.8 x 77.6 x 8.2 mm (6.41 x 3.06 x 0.32 in)
FCC identifier
BCG-E3159A
A3LSMS938B
Display
Type
Retina IPS LCD, 625 nits (typ)
Dynamic LTPO AMOLED 2X, 120Hz, HDR10+, 2600 nits (peak)
Size
4.7 inches, 60.9 cm2 (~65.4% screen-to-body ratio)
6.9 inches (full rectangle); 6.8 inches accounting for rounded corners
Resolution
750 x 1334 pixels, 16:9 ratio (~326 ppi density)
1440 x 3120 pixels, 19.5:9 ratio (~505 ppi density)
Protection
Ion-strengthened glass
Corning Gorilla Armor 2
Features
3D Touch display & home button
Always-on display
Display Test
Contrast ratio: 1395:1 (nominal), 3.957 (sunlight)
Not listed
Camera
Main Camera
Single Camera: 12 MP, f/1.8, 28mm (wide), PDAF, OIS
Quad Camera: 200 MP, f/1.7, 24mm (wide), 1/1.3", 0.6m, multi-directional PDAF, OIS 10 MP, f/2.4, 67mm (telephoto), 1/3.52", 1.12m, PDAF, OIS, 3x optical zoom 50 MP, f/3.4, 111mm (periscope telephoto), 1/2.52", 0.7m, PDAF, OIS, 5x optical zoom 50 MP, f/2.0, 13mm, 120 (ultrawide), 0.7m, dual pixel PDAF, Super Steady video
Main Features
Quad-LED dual-tone flash, HDR
Laser AF, LED flash, auto-HDR, panorama
Video
4K@24/30/60fps, 1080p@30/60/120/240fps
8K@24/30fps, 4K@30/60/120fps, 1080p@30/60/240fps, HDR10+, stereo sound rec., gyro-EIS
Selfie Camera
Single Camera: 7 MP, f/2.2
Single Camera: 12 MP, f/2.2, 26mm (wide), dual pixel PDAF
Selfie Camera Features
Face detection, HDR, panorama
HDR, HDR10+
Selfie Camera Video
1080p@30fps
4K@30/60fps, 1080p@30fps
Battery
Type
Li-Ion 1821 mAh, non-removable (6.96 Wh)
Li-Ion 5000 mAh, non-removable
Battery Test
Endurance rating 66h
Not listed
Charging
15W wired, PD2.0, 50% in 30 min (advertised) Wireless (Qi)
45W wired, PD3.0, 65% in 30 min (advertised) 25W wireless (Qi2/PMA) 4.5W reverse wireless
Hardware
Operating System
iOS 11, up to iOS 16.3
Android 15, up to 7 major Android upgrades, One UI 7
Chipset
Apple A11 Bionic (10 nm)
Snapdragon 8 Elite for Galaxy
CPU
Hexa-core (2x Monsoon + 4x Mistral)
Octa-core (2x4.19 GHz & 6x2.90 GHz)
GPU
Apple GPU (three-core graphics)
Adreno 830 (1.25 GHz)
Performance
AnTuTu: 237594 (v7) GeekBench: 10214 (v4.4) GFXBench: 20fps (ES 3.1 onscreen)
Not listed
Internal Storage
64GB 2GB RAM, 128GB 2GB RAM, 256GB 2GB RAM NVMe
256GB / 512GB / 1TB; 12GB RAM in Samsung’s global launch specification; options vary by market
Card Slot
No
No
Sensors
Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, barometer
Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer Samsung DeX, Samsung Wireless DeX (desktop experience support) Ultra Wideband (UWB) support Circle to Search
Connectivity
Wi-fi
Wi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot
Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
Bluetooth
5.0, A2DP, LE
5.3, A2DP, LE
USB
Lightning, USB 2.0
USB Type-C 3.2, DisplayPort 1.2, OTG
GPS
GPS, GLONASS, GALILEO, QZSS
GPS, GLONASS, BDS, GALILEO, QZSS
NFC
Yes
Yes
Radio
No
No
Sound
Loudspeaker
Yes, with stereo speakers
Yes, with stereo speakers
3.5mm Jack
No
No
Loudspeaker Test
Voice 71dB / Noise 77dB / Ring 80dB
Not listed
Design
Type
Bar
Bar
Dimensions
138.4 x 67.3 x 7.3 mm (5.45 x 2.65 x 0.29 in)
162.8 x 77.6 x 8.2 mm (6.41 x 3.06 x 0.32 in)
Weight
148 g (5.22 oz)
218 g
Colors
Silver, Space Gray, Gold, Red
Titanium Silverblue, Titanium Black, Titanium Whitesilver, Titanium Gray; additional colors may vary by market
Build
Glass front (Corning-made glass), glass back (Corning-made glass), aluminum frame
Titanium frame; Corning Gorilla Armor 2 front cover
Network
Speed
HSPA 42.2/5.76 Mbps, LTE-A (3CA) Cat12 600/150 Mbps, EV-DO Rev.A 3.1 Mbps
HSPA, LTE (up to 7CA), 5G
SIM
Nano-SIM IP67 dust/water resistant (up to 1m for 30 min) Apple Pay (Visa, MasterCard, AMEX certified)
Nano-SIM and eSIM/ Dual eSIM or Dual SIM (2 Nano-SIMs and eSIM, dual stand-by) IP68 dust/water resistant (up to 1.5m for 30 min) Stylus (Bluetooth integration, accelerometer, gyro)
2G Network
GSM 850 / 900 / 1800 / 1900
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Dual SIM model only) CDMA 800 / 1900 & TD-SCDMA
3G Network
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
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, 29, 30, 34, 38, 39, 40, 41, 66
LTE
5G Network
Not listed
SA/NSA/Sub6 - International SA/NSA/Sub6/mmWave - USA
General
Phone
Apple iPhone 8
Samsung Galaxy S25 Ultra
Technology
GSM / HSPA / LTE
GSM / CDMA / HSPA / EVDO / LTE / 5G
Announced
2017-09-12 22:16:49
01-12-2024
Status
Available. Released 2017, September 22
Available
Price
About 210 EUR
Not listed
Model Names
A1863, A1905, A1906, A1907, iPhone10,1, iPhone10,4
SM-S938B, SM-S938B/DS, SM-S938U, SM-S938U1, SM-S938W, SM-S938N, SM-S9380, SM-S938E, SM-S938E/DS
Manufacturer cross-check
Not listed
Display, chipset, weight, storage and launch colors corrected against Samsung’s Galaxy S25 series announcement.
Source: RF Safe phone records. Cellular-only and simultaneous values describe different laboratory test configurations; they are not measurements of your personal exposure. Regional models may differ. What SAR can and cannot tell you ↗