Samsung Galaxy Watch Ultra (2025) vs Apple Watch SE 3 (40mm) Specs Comparison
Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.
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| Samsung Galaxy Watch Ultra (2025) | Apple Watch SE 3 (40mm) |
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Released
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Jul 24, 2025
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Released
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Sep 19, 2025
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1.5-inch · 480x480px
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1.6-inch · 394x324px
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2GB · 32GB
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1GB · 64GB
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590 mAh
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| Check prices | |
| Check Accessories | Check Accessories |
Availability
| Expected Announcement | |
|---|---|
| Jul 09, 2025 | |
| Officially announced | |
| Sep 09, 2025 | |
| Prices (MSRP) | |
| $249 | |
Design
| Dimensions | |
|---|---|
| 1.57 x 1.34 x 0.42 inches 40 x 34 x 10.7 mm |
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| Weight | |
| 2.13 oz / 60.5 g | 0.93 oz / 26.4 g |
| Materials | |
| Back: Glass (Sapphire), Ceramic Frame: Titanium |
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| Resistance | |
| Water (up to 10 meters), Dust; IP68; MIL-STD-810 certified | Water (up to 50 meters) |
| Colors | |
| Titanium Silver, Titanium Gray, Titanium White | Starlight, Midnight |
Display
| Size | |
|---|---|
| 1.5-inch | 1.6-inch, 57.48% screen-to-body |
| Type | |
| Super AMOLED | OLED, 1000 nits |
| Resolution | |
| 480x480px, 453 PPI | 394x324px, 325 PPI |
| Protection | |
| Sapphire | |
| Features | |
| Pressure-sensitive, Scratch-resistant glass, Ambient light sensor | |
Hardware
| System chip | |
|---|---|
| Exynos W1000 (3 nm) | Apple S10 |
| Processor | |
| Dual-core | |
| GPU | |
| Mali-G68 | PowerVR |
| Memory | |
| 2GB/32GB | 1GB/64GB |
| Storage expansion | |
| not expandable | |
| OS | |
| Wear OS | watchOS (9.x, 8.x, 7.x) |
Battery
| Type | |
|---|---|
| 590 mAh | Li - Ion |
| Charging | |
| Qi wireless charging | Magnetic charging |
| Charge speed | |
| Wireless: 10.0W | |
Connectivity & Features
| Bluetooth | |
|---|---|
| 5.3 | 5.3 |
| WLAN | |
| Yes 802.11 a, b, g, n, ac |
Yes 802.11 b, g, n |
| Sensors | |
| Accelerometer, Gyroscope, Pedometer, Compass, Heart rate, Thermometer, Barometer, Step detector, ECG, Blood Oxygen, Ambient light sensor | Accelerometer, Gyroscope, Altimeter, Compass, Heart rate, Barometer, Ambient light sensor |
| Location | |
| GPS, A-GPS, Glonass, Galileo, BeiDou | GPS, Glonass |
| Other | |
| NFC | NFC |
Multimedia
| Speakers | |
|---|---|
| Loudspeaker | Loudspeaker |
Cellular
| 5G Bands | |
|---|---|
| 5G Ready | |
| LTE Bands | |
| 1, 2, 3, 4, 5, 7, 12, 13, 17, 18, 19, 25, 26, 66 | |
| TDD Bands | |
| 39, 40, 41 | |
| 3G Bands | |
| 1, 2, 4, 5, 8 | 1, 2, 4, 5 |
| Data Speed | |
| LTE | LTE, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s |
| SIM type | |
| eSIM | eSIM |
Discover more
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