Apple Watch SE 3 (40 mm, GPS)
Smartwatch · iPhone 11 or later with iOS 27 or later
- Cheapest price
- £219
- Subscription
- Optional
- Over 3 years
- £219
Prices
- Apple£219View at Apple (opens in a new tab)
- John Lewis£219View at John Lewis (opens in a new tab)
- AmazonAmazonFind it on Amazon (opens in a new tab)
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What it measures
- Heart rate
- Resting heart rate
- HRV
- Sleep stages
- Deep sleep
- Blood oxygen (no)
- VO2 max
- Breathing rate
- Skin temperature
- Readiness score (no)
- Steps
- ECG (no)
- GPS
- Blood pressure (no)
- Cycle tracking
As apple.com states it.
What it does
Apple's lower-priced aluminium smartwatch with an always-on OLED screen, worn on the wrist and paired with an iPhone. It reads heart rate optically and skin temperature, counts activity and tracks workouts with built-in GPS, with results shown on the watch and in the iPhone Health and Fitness apps.
From the description on apple.com.
Apple Watch SE 3 (40 mm, GPS) specs
- Type
- Smartwatch
- Works with
- iPhone 11 or later with iOS 27 or later
- Battery
- Up to 18 hours (32 hours in Low Power Mode)
- Water resistance
- 50 m (swimproof)
- Case size
- 40 x 34 x 10.7 mm
- Weight
- 26.3 g (GPS)
- Case material
- Aluminium
- Display
- Always-On Retina display with OLED and LTPO, 324 x 394 pixels, 326 ppi, up to 1,000 nits
- Chip
- S10 chip with 64-bit dual-core processor, 4-core Neural Engine
- Storage
- 64 GB
- Sensors
- Second-generation optical heart sensor, temperature sensor, compass, always-on altimeter, high-g accelerometer, high dynamic range gyroscope, ambient light sensor
- GPS
- L1 GPS (GLONASS, Galileo, QZSS and BeiDou)
- Connectivity
- Bluetooth 5.3, Wi-Fi 4 (802.11n) 2.4 GHz
- Charging
- Up to 80% in about 45 minutes
Further specs from apple.com.
How it compares
- To buy, it is the 13th cheapest of 67 smartwatches we compare (the middle one costs £361).
- Over three years, subscription included, it is the 13th cheapest of 67 smartwatches.
- It measures 5 of the 8 features we compare; the middle smartwatch measures 5.
- Lacks what most of them have: Blood oxygen.
- It needs no subscription; 0 of the 67 do.
Apple Watch SE 3 (40 mm, GPS) reviews and discussions
Reviews
- TechRadar review of the Apple Watch SE 3 (40 mm, GPS)
- T3 review of the Apple Watch SE 3 (40 mm, GPS)
- Wareable review of the Apple Watch SE 3 (40 mm, GPS)
Which?
- Which? tests of this kind of product members' content
Links to other sites' reviews and discussions; we do not run them and they are not ours.
Subscription
- Apple Fitness+ optional: £79.99 a year (£9.99 a month).
- Adds: Guided workout and meditation sessions; not needed for any tracking
- Source: apple.com
Questions
- Where is the Apple Watch SE 3 (40 mm, GPS) cheapest?
- Apple, at £219 when checked on 2026-10-29.
- Does the Apple Watch SE 3 (40 mm, GPS) need a subscription?
- Apple Fitness+ optional: £79.99 a year. It adds: Guided workout and meditation sessions; not needed for any tracking
- What does the Apple Watch SE 3 (40 mm, GPS) cost over three years?
- £219, the price plus any required subscription.
- How does the Apple Watch SE 3 (40 mm, GPS) compare with other smartwatches?
- To buy, it is the 13th cheapest of 67 smartwatches we compare (the middle one costs £361). Over three years, subscription included, it is the 13th cheapest of 67 smartwatches. It measures 5 of the 8 features we compare; the middle smartwatch measures 5.
Compare with
- 1
- 3 years
- £219
- Price
- £219
- Subscription
- None
- 2
- 3 years
- £219.99
- Price
- £219.99
- Subscription
- Optional
- 3
- 3 years
- £220
- Price
- £220
- Subscription
- Optional
Readings are not a diagnosis. If you are worried about your health, speak to your GP, pharmacist or NHS 111. How we earn.