Apple Watch Series 11 vs Samsung Galaxy Watch Ultra 2
Apple Watch Series 11 is the better fit for iPhone users who want a slimmer everyday smartwatch with strong health tracking and tighter phone integration. Galaxy Watch Ultra 2 is the more capable outdoor option, with a much larger battery, dual-frequency GPS, tougher construction and better endurance, but it is Android-only.
Full comparison
The full record
78 specifications across 6 areas, with 32 genuine differences.
1. Design & display Mixed
Fact
Apple Watch Series 11
Samsung Galaxy Watch Ultra 2
Release date
2025-09-19
2026-08-07
Physical size
46 x 39 x 9.7 mm; 42 x 36 x 9.7 mm
47.4 x 47.1 x 10.7 mm
Weight
46 mm: 37.8 g (aluminum GPS), 36.9 g (aluminum GPS + Cellular), 43.1 g (titanium); 42 mm: 30.3 g, 29.7 g, 34.6 g respectively
61.5 g
Material
Aluminum or titanium case
Titanium case; sapphire crystal
Water resistance
5 ATM; IP6X; depth gauge to 6 m
10 ATM; IP69K; MIL-STD-810H; EN13319
Color options
Aluminum: Rose Gold, Silver, Space Gray, Jet Black; Titanium: Gold, Natural, Slate
Titanium Gray, Titanium Silver
Display type
Always-On Retina LTPO3 wide-angle OLED
Super AMOLED, full-colour Always On Display
Display size
42 mm or 46 mm case
1.52 inch (38.5 mm)
Display resolution
42 mm: 374 x 446 pixels; 46 mm: 416 x 496 pixels
498 x 498 pixels
Display brightness
Up to 2,000 nits
Up to 5,000 nits
Display protection
Ion-X front glass with 2x better scratch resistance than Series 10 (aluminum); sapphire front crystal (titanium)
Sapphire crystal
2. Battery & charging Samsung Galaxy Watch Ultra 2
Fact
Apple Watch Series 11
Samsung Galaxy Watch Ultra 2
Battery
Rechargeable lithium-ion battery
Rechargeable battery; 800 mAh
Battery life
Up to 24 hours; up to 38 hours in Low Power Mode
Up to 80 hours with AOD off; up to 60 hours with AOD on
Charging
USB-C magnetic fast charging; up to 80% in about 30 minutes, 15 minute charge for 8 hours of use
Fast wireless charging
3. Sensors & positioning Samsung Galaxy Watch Ultra 2
Fact
Apple Watch Series 11
Samsung Galaxy Watch Ultra 2
GNSS type
Built-in GNSS
Built-in dual-band GNSS
GPS
Yes
Yes
GALILEO
Yes
Yes
GLONASS
Yes
Yes
QZSS
Yes
Yes
Beidou
Yes
Yes
Accelerometer
Yes
Yes
Gyroscope
Yes
Yes
Barometric altimeter
Yes
Yes
Compass
Yes
Yes
Ambient light sensor
Yes
Yes
Optical heart rate
Yes
Yes
Electrical heart rate
Yes
Yes
SpO2
Yes
Yes
Temperature
Yes
Yes
Galvanic skin response
No
Yes
Microphone
Yes
Yes
Speakers
Yes
Yes
Vibration motor
Yes
Yes
4. Health & activity Samsung Galaxy Watch Ultra 2
Fact
Apple Watch Series 11
Samsung Galaxy Watch Ultra 2
Steps
Yes
Yes
Distance
Yes
Yes
Calories burned
Yes
Yes
Floors
Yes
Yes
Sports tracking
Yes
Yes
Sleep
Yes
Yes
Heart rate
Yes
Yes
HRV
Yes
Yes
Stress
No
Yes
Blood oxygen
Yes
Yes
Respiration rate
Yes
Yes
Skin temperature
Yes
Yes
ECG
Yes
Yes
Blood pressure
Hypertension notifications (no direct blood-pressure measurement)
Yes (Samsung Health Monitor; availability varies by market, calibration required)
Body composition
No
Yes
Glucose
No
No
Hydration level
No
No
UV exposure
No
No
Calorie intake
No
No
Hyperglycemia risk assessment
No
No
Arterial stiffness detection
No
No
Pulse wave arrhythmia analysis
Yes
Yes
5. Smart features No clear edge
Fact
Apple Watch Series 11
Samsung Galaxy Watch Ultra 2
Smartphone compatibility
iPhone 11 or later with iOS 26 or later
Android with Google Mobile Services
Operating system at launch
watchOS 26
Wear OS 7 Powered by Samsung; One UI 9 Watch
Processor
Apple S10, 64-bit dual-core; 4-core Neural Engine
Qualcomm Snapdragon Wear Elite / SDW6100 (3 nm, penta-core)
RAM
2 GB
2 GB
Storage
64 GB
64 GB
Bluetooth
Yes (5.3)
Yes (6.0)
Wi-Fi
Yes (Wi-Fi 4 / 802.11n, 2.4/5 GHz)
Yes (802.11 a/b/g/n, 2.4/5 GHz)
NFC / connected pay
Yes (Apple Pay)
Yes
UWB
Yes (2nd-generation UWB)
No
Cellular
Optional (5G RedCap and LTE on supported regional models)
Yes (LTE/eSIM)
Smartphone notifications
Yes
Yes
Bluetooth calling
Yes (standalone on cellular models; via paired iPhone otherwise)
Yes
Smartphone music control
Yes
Yes
On-board music storage
Yes
Yes
Voice assistant
Siri
Google Gemini / Bixby
6. Navigation & safety No clear edge
Fact
Apple Watch Series 11
Samsung Galaxy Watch Ultra 2
Maps
Yes
Yes (Google Maps)
Offline maps
Yes
Yes (Google Maps)
Navigation
Yes
Yes (turn-by-turn navigation)
Emergency SOS
Yes
Yes
Satellite SOS
No
No
Fall detection
Yes
Yes
LED flashlight
No
No
Diving
No
Yes (EN13319; depth and dive metrics to 40 m)