Apple Watch Series 9 vs Apple Watch SE 3
Verdict
Our overall take, at a glance
Key takeaways
- Apple Watch Series 9 leads Apple Watch SE 3 overall by 26 points (73 vs 47 out of 100).
- Apple Watch Series 9 stands out on Display Peak Brightness: 2,000 nits, Build Weight: 31.9 g.
- Best value: Apple Watch SE 3 (from $249) — the strongest score-per-dollar of the two.
Apple Watch Series 9 leads overall
$399 at launch
Apple Watch Series 9
73
Apple Watch SE 3
47
Best value: Apple Watch SE 3 ($249)
Why it stands out
- Display Peak Brightness: 2,000 nits
- Build Weight: 31.9 g
In-depth analysisAI
AI-generated from the cited sources — may be incomplete or inaccurate; verify important details before deciding · generated Jul 2026.
Apple Watch Series 9
AI analysis isn't ready yet
We haven't generated an in-depth write-up for Apple Watch Series 9 yet. The specs, scores and strengths profile above still cover it — check back later for the AI summary.
Apple Watch SE 3
The Apple Watch SE 3 is an entry-level smartwatch starting at $229, tailored for users who want essential Apple wearable features at a more accessible price point. It introduces a highly requested Always-On Retina display and a wrist temperature sensor, while sharing the same fast processor as its premium counterparts. Designed for everyday health and safety, it includes crash detection, sleep tracking, and a water-resistance rating of up to 50 meters.
Best for tracking overnight health metrics like sleep quality and temperature fluctuationBest for budget-conscious buyers seeking the convenience of an Always-On watch screenBest for setting up a wearable for family members who do not own an iPhone
Pros
- Adds an Always-On display, a significant upgrade over previous SE models
- Includes a wrist temperature sensor for retrospective ovulation estimates and sleep quality tracking
- Features fast charging capabilities that power the device up to twice as fast as before
- Comes with essential safety tools like Fall Detection and Crash Detection
Cons
- Lacks advanced medical sensors found on premium models, such as ECG and blood oxygen tracking
- The screen's Ion-X glass remains susceptible to scratching despite improved crack resistance
- Battery life remains capped at an 18-hour average, requiring daily recharging
Value for Money
Which is the better deal for the price
Pre-filled with launch prices where known — enter today's price for an up-to-date check. Use the same currency for both.
Apple Watch Series 9
Apple Watch SE 3
Physical Comparison
Weigh them up, then compare real dimensions in 3D
Apple Watch Series 9Apple Watch SE 3
Apple Watch SE 3 is 1 g (3%) heavier than Apple Watch Series 9.
Review Videos
Hand-picked expert reviews for each product
Detailed Specifications
The full spec sheet, side by side