New Apple Watch superguide: Details of the 2025 Apple Watch Series 11, Ultra 3 and new Apple Watch SE
Description
New Apple Watch 2025: Summary
- Release date: Apple Watch Series 11, Ultra 3, and SE (3rd-gen) were revealed at Apple’s ‘Awe Dropping’ event on September 9, 2025, can be pre-ordered now, and go on sale on September 19.
- Price: Apple Watch Series 11 starts at $399, Ultra 3 from $799, and SE (3rd-gen) from $249.
- Design: Aside from larger displays on the Apple Watch SE 3 and Ultra 3, there’s little change.
- Specification changes: 5G is here for Series 11 and Ultra 3, while the latter gets satellite connectivity. No processor bump, though.
On September 9, Apple held its September event, dubbed “Awe Dropping“, and while the iPhone 17 was the focus, we got a trio of Apple Watch models, too. From the Apple Watch Series 11, which adds 5G, to the much more capable Apple Watch SE and rugged Apple Watch Ultra 3, there’s a lot to cover.
Perhaps the biggest news is that Apple did, in fact, manage to get blood pressure monitoring and hypertension detection onto its wearables this year. Apple says the condition is dubbed a ‘silent killer’, and has been fine-tuning its machine learning algorithm to help notify over 1 million users of potential hypertension.
Alongside that, sleep tracking is vastly improved. A new Sleep Score will help calculate an easy-to-understand number based on sleep duration, consistency of bedtime, and sleep stages, all wrapped up by an algorithm developed using 5 million nights of sleep data.
So, that’s the top-level stuff, but what about each device? Let’s get into it.

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Apple
At a glance: What to expect from new Apple Watch models in 2025
Apple Watch Series 11
- 42mm and 46mm display options
- Improved battery life
- 5G cellular
- High blood pressure detection
- watchOS 26
- Priced from $399
Apple Watch Ultra 3
- Larger display
- 5G cellular and satellite connectivity
- High blood pressure detection
- 42 hours of battery life
- watchOS 26
- Priced from $799
Apple Watch SE (3rd-gen)
- 41mm and 45mm display options
- S10 processor
- Always-on display
- watchOS 26
- Priced from $249
New Apple Watch 2025 design & dimensions
- Apple Watch Series 11: More scratch-resistant, but mostly the same as the Apple Watch Series 10 on the outside.
- Apple Watch Ultra 3: Larger display due to thinner bezels, but not massively different to the Apple Watch Ultra 2.
- Apple Watch SE 3: Finally has an always-on display, and can play media through a built-in speaker.
Apple updates its mid-range Apple Watch every year, but it doesn’t always deliver major changes. Last year’s Series 10 brought a larger display and thinner design, and at a quick glance, the Apple Watch Series 11 is much the same.
It comes in Jet Black, Silver, Rose Gold, and Space Gray colorways for the standard versions, with Titanium options in Natural, Gold, and Slate. The new display is twice as scratch-resistant as last year’s model, but you’re probably not going to want to test that.
The Apple Watch Ultra 3 is, as was rumored, getting a slightly larger (50mm) display. It’s got the largest Apple Watch display ever, but with no increase in size. That’s achieved through thinner bezels and a new, wide-angle OLED panel that’s brighter when viewed at an angle.
The SE is getting a third model, and it’s finally gaining an always-on display. That’s a great addition, but it’s also getting a wrist temperature sensor underneath and an internal speaker.

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Apple
New Apple Watch 2025 colors
- Apple Watch Series 11: Available in Jet Black, Silver, Rose Gold, Space Gray in the standard aluminum body, or Natural, Gold, and Slate Titanium versions.
- Apple Watch Ultra 3: Comes in the same natural and black titanium options.
- Apple Watch SE 3: Available in Starlight and Moonlight.
The Series 11 will now come in four colors for the aluminum version, and three for titanium, while Apple Watch SE 2 will have two colors: Starlight and Moonlight.
The Apple Watch Ultra 3 comes in Black and Natural titanium hues, which is… about what we’d expect.
All come with fresh band options, though, so you can customize after you’ve purchased them.
New Apple Watch 2025 features & specs
- Health: Apple Watch Series 11 and Ultra 3 now have blood pressure monitoring, while SE 3 adds a wrist temperature sensor.
- Connectivity: 5G has come to Apple Watch Series 11 and Ultra 3, while the latter gains satellite connectivity, too.
- AI features: Live transcription, translation, adaptive notifications, and contextual suggestions via Apple Intelligence on iPhone.
- Processor: All models are packing the S10 chip.
Health and fitness
As we mentioned at the top of this page, Apple is placing a high degree of importance on its hypertension detection algorithm. Apple the Series 11 and Ultra 3 could help identify hypertension for more than a million users.
Sleep Score will also be a key part of this year’s models, and Apple has improved the battery life of the Series 11 and Ultra 3 models to accommodate it. The Series 11 will now get up to 24 hours of battery, with the Ultra 3 reaching 42 hours.
The SE still hits 18 hours, but it’s a little behind the curve. It’s gaining a wrist temperature sensor for now, though.

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