84 OS releases, 178 features in database
watchOS watchOS 27.2
1 Features
| AI & Intelligence | ||
| Siri AI Languages | French, Japanese, Korean, Portuguese, Spanish (beta); Chinese (traditional), Norwegian, Turkish, Vietnamese by year end; not in the EU | New in watchOS 27.2 |
Related Take Control Books
 | Take Control of Apple Watch | Customize your Apple Watch, personalize watch faces, and master health, fitness, communications, and core apps—covers all models through Series 11 and watchOS 26. |
 | Take Control of Siri | Get the most from Siri across iPhone, iPad, Mac, Apple Watch, Apple TV, and HomePod—including Apple Intelligence features and ChatGPT integration. |
8 Supported Devices
Devices that can run watchOS 27.2.
| Device | Released | watchOS |
|---|---|---|
| Apple Watch Ultra 4 | Sep 2026 | 27 (still supported) |
| Apple Watch Series 12 | Sep 2026 | 27 (still supported) |
| Apple Watch SE (3rd generation) | Sep 2025 | 26 to 27 (still supported) |
| Apple Watch Ultra 3 | Sep 2025 | 26 to 27 (still supported) |
| Apple Watch Series 11 | Sep 2025 | 26 to 27 (still supported) |
| Apple Watch Series 10 | Sep 2024 | 11 to 27 (still supported) |
| Apple Watch Series 9 | Sep 2023 | 10 to 27 (still supported) |
| Apple Watch Ultra 2 | Sep 2023 | 10 to 27 (still supported) |
Last Model Not Compatible
The newest model in each product line that can’t run watchOS 27.2—the support cutoff sits just above these.
| Product line | Last incompatible model | Released | Tops out at |
|---|---|---|---|
| Apple Watch Ultra | Apple Watch Ultra | Sep 2022 | watchOS 26 |
| Apple Watch SE | Apple Watch SE (2nd generation) | Sep 2022 | watchOS 26 |
| Apple Watch | Apple Watch Series 8 | Sep 2022 | watchOS 26 |