At Apple’s latest event, three new smartwatches made headlines: the Apple Watch Ultra 3, Series 11, and SE 3. Each model is designed with a different audience in mind — from adventurers and athletes to everyday users who want great value. This article highlights the key features, differences, and buying advice to help you choose the right Apple Watch.
Key Highlights of Each Model
- Apple Watch Ultra 3
– Brightest OLED LTPO 3 display with thinner bezels, visible even under strong sunlight.
– Always-On Display drops to 1 Hz for efficiency, with up to 42 hours of use (72 hours in low-power mode).
– Supports both 5G and satellite communication for calls and messages beyond network coverage.
– New health features: Hypertension notifications and Sleep Score.
– Titanium case, WR100 water resistance, IP6X dust resistance, plus Action Button, Crash Detection, Siren, offline maps, and Waypoints.
– Starting price: approx. ฿29,900 (USD 799). - Apple Watch Series 11
– Thinnest Apple Watch yet with reinforced Ion-X glass and ceramic coating for durability.
– 5G-ready, with advanced health features like Hypertension Notifications and Sleep Score.
– Runs on watchOS 26 with Liquid Glass UI, Workout Buddy, Wrist-flick, and Smart Stack.
– Battery lasts up to 24 hours, with fast charging: 15 minutes = 8 hours of use.
– Available in multiple finishes including aluminum and titanium.
– Starting price: approx. ฿14,900 (USD 399). - Apple Watch SE 3
– Powered by the S10 chip, faster than before, and now includes Always-On Display for the first time in SE.
– Essential health tools like Fall Detection, Sleep Tracking, gesture controls (double-tap, wrist-flick), and wrist temperature sensor.
– Battery lasts up to 18 hours, with 15-minute quick charge for 8 hours use.
– Supports 5G, while omitting some premium sensors for affordability.
– Starting price: approx. ฿8,500 (USD 249).
Comparison at a Glance
| Model | Display | Battery Life | Connectivity | Health Features | Durability | Price |
|---|---|---|---|---|---|---|
| Ultra 3 | OLED LTPO 3, Always-On | 42 hrs (72 hrs low power) | 5G + Satellite | BP Alerts, Sleep Score | Titanium, WR100, IP6X | ฿29,900 (USD 799) |
| Series 11 | Ion-X Glass, Always-On | 24 hrs (fast charge 15m=8h) | 5G | BP Alerts, Sleep Score | Aluminum/Titanium | ฿14,900 (USD 399) |
| SE 3 | Always-On Display | 18 hrs (fast charge 15m=8h) | 5G | Fall Detection, Sleep, Gestures | Standard build | ฿8,500 (USD 249) |
Which One Should You Choose?
- Ultra 3 — Best for adventurers, hikers, divers, and those who need ultimate durability and connectivity in extreme conditions.
- Series 11 — Perfect balance of thin design, modern health features, and the latest software for everyday professionals.
- SE 3 — Affordable option with all the essentials, great for first-time Apple Watch users or budget-conscious buyers.
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This article references Apple Newsroom and top tech media outlets for the most accurate and updated information.
References
https://www.apple.com/newsroom/2025/09/introducing-apple-watch-ultra-3/
https://www.apple.com/newsroom/2025/09/apple-debuts-apple-watch-series-11-featuring-groundbreaking-health-insights/
https://www.theverge.com/news/772872/apple-watch-series-11-specs-features-price-release-date
https://www.theverge.com/news/772862/apple-watch-se-2025-iphone-event-announcement-specs-price
