Apple Watch SE 3 MJL94LW/A, 44mm
Apple Watch SE 3 is a 44mm GPS smartwatch with temperature sensing, sleep tracking, fall detection and an 18-hour battery life.
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About this item
- Health insights with temperature sensing, sleep score and sleep apnea notifications
- Tracks workouts from running to strength training, with real-time metrics and Workout Buddy
- Fall and severe car crash detection with automatic emergency services connection
- 18-hour battery life, with up to 8 hours of charge in 15 minutes
- Siri AI assistant for questions, wellness tips and workout ideas
- GPS model works with iPhone or Wi-Fi for texts, calls, music and notifications
Top Highlights
- Brand
- Apple Watch
- Model Name
- SE 3
- Model Number
- MJL94LW/A
- Department
- Unisex
- Item Type
- Smart Watch
- Manufacturer
- Apple
- First Available
- September 8, 2026
- Release Year
- 2025
Features & Specs
- Display
- Digital
- Case Material
- Aluminium
- Case Size
- 44 mm
- Weight
- 261 g
- Water Resistance
- 0 m
- Dimensions
- 9.45 x 3.03 x 1.18 inches
Style
- Dial Shape
- Rectangle
- Collection
- Watch SE
Description
The Apple Watch SE 3 GPS 44mm is a smartwatch for people who want health tracking, fitness features and everyday connectivity from one device on the wrist. It pairs with an iPhone and suits daily use from morning to evening.
On the health side, it offers temperature sensing for the Vitals and Cycle Tracking apps, a sleep score and sleep apnea notifications. For training, it records workouts from running to strength sessions with real-time metrics and Workout Buddy. The GPS model works with an iPhone or Wi-Fi to handle texts, calls, music, podcasts and notifications.
Safety is a clear focus: the watch can detect a hard fall or a severe car crash, help connect you with emergency services and notify your emergency contacts. Battery life is rated at 18 hours, and fast charging gives up to 8 hours in 15 minutes. Siri AI and customizable faces and bands round out daily use.
Frequently Asked Questions
Can I use the Apple Watch SE 3 without an iPhone?
The SE 3 GPS model is designed to work with your iPhone or Wi-Fi to keep you connected. With one of these, you can send texts, take calls, stream music and podcasts, use Siri and get notifications. Most setup and health app features rely on a paired iPhone, so daily use is best with one nearby.
Will it get me through a full day and a workout?
The Apple Watch SE 3 is rated at 18 hours of battery life, which usually covers a day from morning to evening including a workout. Fast charging gives up to 8 hours in 15 minutes, so a short top-up before bed or in the morning is enough to keep sleep tracking going.
Is it good for daily sport and gym sessions?
It tracks a variety of workouts, from running to strength training, with real-time metrics and Workout Buddy. It also counts steps toward a goal like 10K a day. For most gym-goers and runners, the SE 3 is a practical sport companion that records sessions without extra equipment.
How does the SE 3 compare with the SE 2?
Charging is a clear difference: the SE 3 charges up to twice as fast as the SE 2 and gives up to 8 hours in 15 minutes. It also adds temperature sensing for the Vitals and Cycle Tracking apps and sleep apnea notifications, which suits anyone wanting more health insight.
Will it fit a small wrist, and who is the 44mm size for?
The 44mm case suits medium to larger wrists, and the bands can be swapped for a wide range of colors, styles and materials to adjust the fit. People with very slim wrists may want to compare it against a smaller case before choosing. Who it suits most is adults wanting a bigger display.
What happens if I fall while training alone?
The Apple Watch SE 3 can detect a hard fall, help connect you with emergency services and notify your emergency contacts. It also detects severe car crashes. This is a useful safety net for solo runners and cyclists, though emergency features depend on connectivity and region.
Editor's take
Apple Watch SE 3 is the entry point to the company's smartwatch range, aimed at iPhone owners who want health and fitness tracking without paying for the top tier. This 44mm GPS version works with an iPhone or Wi-Fi and covers texts, calls, music and notifications from the wrist.
The headline addition is temperature sensing, which feeds the Vitals and Cycle Tracking apps, alongside a sleep score and sleep apnea notifications. Safety features such as fall detection and severe car crash detection add real value for people who train alone or commute by car. Fast charging is also notable: up to 8 hours of use from 15 minutes on the charger.
The trade-off is endurance. An 18-hour battery life gets you through a day, but it means charging every night, and sleep tracking then needs a short top-up during the day. It is also a smartwatch rather than a traditional timepiece, so there is no mechanical movement and no heritage appeal for watch collectors.
It suits first-time smartwatch buyers, runners and gym-goers who already use an iPhone. If you want multi-day battery life or a more classical look, a hybrid or quartz alternative deserves a look. Siri AI and the customizable faces make it easy to tune to your own routine.
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