Samsung Galaxy Watch 9 vs Apple Watch Series 11 Specs Comparison
Galaxy Watch9 is the better fit for Android users, while Apple Watch Series 11 remains the obvious choice for iPhone owners. Apple has the stronger app ecosystem, while Samsung offers excellent health features and slightly better battery life.
Key differences
Feature
Samsung Galaxy Watch 9
Apple Watch Series 11
Release date
2026-07
2025-09-19
Physical size
44 mm: 46.0 x 43.7 x 8.6 mm; 40 mm: 42.7 x 40.4 x 8.6 mm
46 x 39 x 9.7 mm; 42 x 36 x 9.7 mm
Weight
44 mm: 34.0 g; 40 mm: 31.5 g
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
Material
Armor Aluminum case; sapphire crystal
Aluminum or titanium case
Water resistance
5 ATM; IP68; MIL-STD-810H
5 ATM; IP6X; depth gauge to 6 m
Display type
Super AMOLED, full-colour Always On Display
Always-On Retina LTPO3 wide-angle OLED
Display size
44 mm: 1.47 inches (37.3 mm); 40 mm: 1.34 inches (34 mm)
42 mm or 46 mm case
Display resolution
44 mm: 480 x 480 pixels; 40 mm: 438 x 438 pixels
42 mm: 374 x 446 pixels; 46 mm: 416 x 496 pixels
Full specs comparison
Use the full table below for the complete side-by-side specification breakdown.
| Specification | | |
|---|---|---|
| General | ||
| Release date | 2026-07 | 2025-09-19 |
| Physical size | 44 mm: 46.0 x 43.7 x 8.6 mm; 40 mm: 42.7 x 40.4 x 8.6 mm | 46 x 39 x 9.7 mm; 42 x 36 x 9.7 mm |
| Weight | 44 mm: 34.0 g; 40 mm: 31.5 g | 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 |
| Material | Armor Aluminum case; sapphire crystal | Aluminum or titanium case |
| Water resistance | 5 ATM; IP68; MIL-STD-810H | 5 ATM; IP6X; depth gauge to 6 m |
| Color options | Graphite, Silver, Cream | Aluminum: Rose Gold, Silver, Space Gray, Jet Black; Titanium: Gold, Natural, Slate |
| Display type | Super AMOLED, full-colour Always On Display | Always-On Retina LTPO3 wide-angle OLED |
| Display size | 44 mm: 1.47 inches (37.3 mm); 40 mm: 1.34 inches (34 mm) | 42 mm or 46 mm case |
| Display resolution | 44 mm: 480 x 480 pixels; 40 mm: 438 x 438 pixels | 42 mm: 374 x 446 pixels; 46 mm: 416 x 496 pixels |
| Display brightness | Up to 3,000 nits | Up to 2,000 nits |
| Display protection | Sapphire crystal | Ion-X front glass with 2x better scratch resistance than Series 10 (aluminum); sapphire front crystal (titanium) |
| Battery | Built-in rechargeable battery; 44 mm: 445 mAh; 40 mm: 390 mAh | Built-in rechargeable lithium-ion battery |
| Battery life | Up to 40 hours with AOD off; up to 30 hours with AOD on | Up to 24 hours; up to 38 hours in Low Power Mode |
| Charging | Fast wireless charging | USB-C magnetic fast charging; up to 80% in about 30 minutes |
| Sensors | ||
| GNSS type | Built-in dual-band GNSS | Built-in 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 |
| Geomagnetic | 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 | Yes | No |
| Microphone | Yes | Yes |
| Speakers | Yes | Yes |
| Vibration motor | Yes | Yes |
| Health & activity tracking | ||
| 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 | Yes | No |
| Blood oxygen | Yes | Yes |
| Respiration rate | Yes | Yes |
| Skin temperature | Yes | Yes |
| ECG | Yes | Yes |
| Blood pressure | Yes (Samsung Health Monitor; availability varies by market, calibration required) | Hypertension notifications (no direct blood-pressure measurement) |
| Body composition | Yes | No |
| 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 |
| Daily smart features | ||
| Smartphone compatibility | Android with Google Mobile Services | iPhone 11 or later with iOS 26 or later |
| Operating system at launch | Wear OS 7 Powered by Samsung; One UI 9 Watch | watchOS |
| Processor | Qualcomm Snapdragon Wear Elite / SDW6100 (3 nm, penta-core) | Apple S10, 64-bit dual-core; 4-core Neural Engine |
| RAM | 2 GB | |
| Storage | 32 GB | 64 GB |
| Bluetooth | Yes (6.0) | Yes (5.3) |
| Wi-Fi | Yes (802.11 a/b/g/n, 2.4/5 GHz) | Yes (Wi-Fi 4 / 802.11n, 2.4/5 GHz) |
| NFC / connected pay | Yes | Yes (Apple Pay) |
| UWB | No | Yes (2nd-generation UWB) |
| Cellular | Optional LTE/eSIM | Optional (5G RedCap and LTE on supported regional models) |
| Smartphone notifications | Yes | Yes |
| Bluetooth calling | Yes | Yes (standalone on cellular models; via paired iPhone otherwise) |
| Smartphone music control | Yes | Yes |
| On-board music storage | Yes | Yes |
| Voice assistant | Google Gemini / Bixby | Siri |
| Navigation, safety & special features | ||
| Maps | Yes (Google Maps) | Yes (Apple Maps) |
| Offline maps | Yes (Google Maps) | Yes (synced from iPhone) |
| Navigation | Yes (turn-by-turn navigation) | Yes (Apple Maps turn-by-turn) |
| Emergency SOS | Yes | Yes |
| Satellite SOS | No | No |
| Fall detection | Yes | Yes |
| LED flashlight | No | No |
| Diving | No | |
| Links | ||
| Affiliate link | Amazon, Samsung | |
| Read more | Article | Article |