Smartwatch
Apple Watch SE 3
The Apple Watch SE 3 is Apple's entry-level smartwatch from 2025, with the same S10 chip as the Series 11. It suits iPhone users who want fitness tracking, notifications and Apple Pay without paying for the Series 11.
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Key specs
Sizes40 mm or 44 mm, GPS or GPS + CellularPick the size that fits your wrist; Cellular works without your iPhone nearby.
DisplayAlways-On Retina (LTPO OLED), up to 1000 nitsYou can read the time without raising your wrist.
ChipApple S10Same speed as the Series 11 for apps and Siri.
BatteryUp to 18 h, 32 h in Low Power ModePlan on charging about once a day.
ChargingFast charging: up to 80 % in about 45 minA short top-up in the morning covers the day.
Water resistance50 m (ISO 22810:2010)Safe for swimming in a pool or the sea.
What reviewers say
- Same S10 chip as the Series 11, so it feels fast
- Always-on display, new for the SE line
- Fast charging
- Good value among Apple Watches
- No ECG or blood oxygen measurement
- Older design with thicker bezels
- Screen is harder to read in direct sunlight
Summary of points commonly raised in professional reviews, written by Magelo. Specs are the manufacturer’s published figures.
Who it suits
Great for
- You want the cheapest current Apple Watch
- You mainly track workouts, sleep and notifications
- You are buying a first smartwatch for an iPhone
Less suited for
- You want ECG or blood oxygen readings
- You use an Android phone
Questions and answers
Does the Apple Watch SE 3 work with Android?
No. It needs an iPhone 11 or later running iOS 26 or newer.
What is the difference between the Apple Watch SE 3 and the SE 2?
The SE 3 adds the S10 chip, an always-on display, fast charging and a temperature sensor. The Cellular model also supports 5G.
What does the Series 11 have that the SE 3 lacks?
The Series 11 adds ECG, blood oxygen measurement and a brighter display with a newer design. The SE 3 has the same chip, so everyday speed is similar.