Screen size
Galaxy S25Winner: 6.2"+76%
Galaxy Watch Ultra1.5"
Quick verdict
Galaxy S25 leads the measured specs 18-1.
Measured wins
Galaxy S25
18
spec wins
Overall winner
Ties
4
equal specs
Galaxy Watch Ultra
1
spec wins
Screen size
Technology
Galaxy S25
GSM / CDMA / HSPA / EVDO / LTE / 5G
Galaxy Watch Ultra
GSM / HSPA / LTE
2G bands
Galaxy S25
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900 & TD-SCDMA
Galaxy Watch Ultra
GSM 850 / 900 / 1800 / 1900
3G bands
Galaxy S25
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 , CDMA2000 1xEV-DO
Galaxy Watch Ultra
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
Galaxy S25
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
equal specsWi‑Fi
Bluetooth
USB
5G support
NFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
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
Galaxy Watch Ultra
1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 40, 66, 71
5G bands
Galaxy S25
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
Galaxy Watch Ultra
-
Speed
Galaxy S25
HSPA, LTE (up to 7CA), 5G
Galaxy Watch Ultra
HSPA, LTE
Announced
Galaxy S25
2025, January 22
Galaxy Watch Ultra
2024, July 10
Status
Galaxy S25
Available. Released 2025, February 03
Galaxy Watch Ultra
Available. Released 2024, July 24
Dimensions
Galaxy S25
146.9 x 70.5 x 7.2 mm (5.78 x 2.78 x 0.28 in)
Galaxy Watch Ultra
47.4 x 47.4 x 12.1 mm (1.87 x 1.87 x 0.48 in)
Weight
Galaxy S25
162 g (5.71 oz)
Galaxy Watch Ultra
60.5 g (2.15 oz)
Build
Galaxy S25
Glass front (Gorilla Glass Victus 2), glass back (Gorilla Glass Victus 2), aluminum frame
Galaxy Watch Ultra
Sapphire crystal front, ceramic/sapphire crystal back, titanium frame (grade 4)
SIM
Galaxy S25
· 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
Galaxy Watch Ultra
eSIM
Other
Galaxy S25
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) Armor aluminum 2 frame
Galaxy Watch Ultra
IP68 dust tight and water resistant (immersible up to 100m/10ATM for 10 min) MIL-STD-810H compliant ECG certified
Type
Galaxy S25
Dynamic LTPO AMOLED 2X, 120Hz, HDR10+, 2600 nits (peak)
Galaxy Watch Ultra
Super AMOLED
Size
Galaxy S25
6.2 inches, 94.4 cm2 (~91.1% screen-to-body ratio)
Galaxy Watch Ultra
1.5 inches
Resolution
Galaxy S25
1080 x 2340 pixels, 19.5:9 ratio (~416 ppi density)
Galaxy Watch Ultra
480 x 480 pixels (~327 ppi density)
Protection
Galaxy S25
Corning Gorilla Glass Victus 2, Mohs level 5
Galaxy Watch Ultra
Sapphire crystal glass
OS
Galaxy S25
Android 15, up to 7 major Android upgrades, One UI 8
Galaxy Watch Ultra
Android Wear OS 5, upgradable to 6.0, One UI Watch 8
Chipset
Galaxy S25
Qualcomm SM8750-AC Snapdragon 8 Elite (3 nm)
Galaxy Watch Ultra
Exynos W1000 (3 nm)
CPU
Galaxy S25
Octa-core (2x4.47 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M)
Galaxy Watch Ultra
Penta-core
GPU
Galaxy S25
Adreno 830 (1200 MHz)
Galaxy Watch Ultra
Mali-G68
Card slot
Galaxy S25
No
Galaxy Watch Ultra
No
Internal
Galaxy S25
128GB 12GB RAM, 256GB 12GB RAM, 512GB 12GB RAM
Galaxy Watch Ultra
32GB 2GB RAM, 64GB 2GB RAM
Other
Galaxy S25
UFS 4.0
Galaxy Watch Ultra
-
Triple
Galaxy S25
50 MP, f/1.8, 24mm (wide), 1/1.56", 1.0µm, dual pixel PDAF, OIS 10 MP, f/2.4, 67mm (telephoto), 1/3.94", 1.0µm, PDAF, OIS, 3x optical zoom 12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55" 1.4µm, Super Steady video
Galaxy Watch Ultra
-
Features
Galaxy S25
Best Face, LED flash, auto-HDR, panorama
Galaxy Watch Ultra
-
Video
Galaxy S25
8K@24/30fps, 4K@30/60fps, 1080p@30/60/120/240fps, 10-bit HDR, HDR10+, stereo sound rec., gyro-EIS
Galaxy Watch Ultra
-
Single
Galaxy S25
12 MP, f/2.2, 26mm (wide), 1/3.2", 1.12µm, dual pixel PDAF
Galaxy Watch Ultra
-
Features
Galaxy S25
HDR, HDR10+
Galaxy Watch Ultra
-
Video
Galaxy S25
4K@30/60fps, 1080p@30fps
Galaxy Watch Ultra
-
Loudspeaker
Galaxy S25
Yes, with stereo speakers
Galaxy Watch Ultra
Yes
3.5mm jack
Galaxy S25
No
Galaxy Watch Ultra
No
Other
Galaxy S25
High-bitrate audio support
Galaxy Watch Ultra
-
WLAN
Galaxy S25
Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
Galaxy Watch Ultra
Wi-Fi 802.11 a/b/g/n, dual-band
Bluetooth
Galaxy S25
5.4, A2DP, LE
Galaxy Watch Ultra
5.3, A2DP, LE
Positioning
Galaxy S25
GPS, GLONASS, BDS, GALILEO, QZSS
Galaxy Watch Ultra
GPS (L1+L5), GLONASS, GALILEO, BDS
NFC
Galaxy S25
Yes
Galaxy Watch Ultra
Yes
Radio
Galaxy S25
No
Galaxy Watch Ultra
No
USB
Galaxy S25
USB Type-C 3.2, DisplayPort 1.2, OTG
Galaxy Watch Ultra
No
Sensors
Galaxy S25
Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
Galaxy Watch Ultra
Accelerometer, gyro, heart rate, barometer, altimeter, compass, SpO2, temperature (body), temperature (water), BioActive
Other
Galaxy S25
Samsung DeX, Samsung Wireless DeX (desktop experience support)
Galaxy Watch Ultra
-
Type
Galaxy S25
Li-Ion 4000 mAh
Galaxy Watch Ultra
Li-Ion 590 mAh
Charging
Galaxy S25
25W wired, PD3.0, 50% in 30 min 15W wireless (Qi2 Ready) 4.5W reverse wireless
Galaxy Watch Ultra
10W wireless
Colors
Galaxy S25
Icy Blue, Mint, Navy, Silver Shadow, Pink Gold, Coral Red, Blue Black
Galaxy Watch Ultra
Titanium Sliver, Titanium Gray, Titanium White, Titanium Blue
Models
Galaxy S25
SM-S931B, SM-S931B/DS, SM-S931U, SM-S931U1, SM-S931W, SM-S931N, SM-S9310, SM-S931E, SM-S931E/DS
Galaxy Watch Ultra
SM-L705F, SM-L705N, SM-L705U
SAR
Galaxy S25
1.13 W/kg (head) 0.92 W/kg (body)
Galaxy Watch Ultra
-
SAR EU
Galaxy S25
1.29 W/kg (head) 1.36 W/kg (body)
Galaxy Watch Ultra
0.11 W/kg (head) 0.36 W/kg (body)
Price
Galaxy S25
$ 799.99 / C$ 679.99 / £ 429.99 / € 589.90 / ₹ 74,999
Galaxy Watch Ultra
$ 549.99 / € 336.06
Other
Galaxy S25
-
Galaxy Watch Ultra
No