Apple Watch Ultra 3
Apple's 2025 adventure flagship — satellite messaging, 5G, and the longest-ever Apple Watch battery.
The Apple Watch Ultra 3 (2025) is a smartwatch with a list price of $799 in our database. It is rated for about 1.7 days per charge, weighs 61 g with a 49 mm case and an AMOLED display, and includes built-in GPS, ECG, blood-oxygen (SpO₂), on-device music, LTE / cellular, contactless payments, offline maps and swim tracking. It works with iPhone only.
Specs last updated
Specifications
What it is good at
- Feature-rich: 9 of the 12 features we track (built-in GPS, ECG, blood-oxygen (SpO₂), on-device music, LTE / cellular, contactless payments, AMOLED display, offline maps and swim tracking).
- Water-ready: rated 10ATM, suitable for swimming and surface water sports.
- Bright, vivid AMOLED display.
Best for
Features
Who should skip it
- You use an Android phone — it only pairs with iPhone.
- You do not want to charge often — it is rated for about 1.7 days per charge.
- You have a small wrist (under about 160 mm) — the 49 mm case we list is large (check whether a smaller size is sold).
- You are watching your budget — the list price is $799.
Where it ranks #1 in our quiz
The Apple Watch Ultra 3 is the top pick for these standard profiles. Each page shows the full scoring breakdown.
Frequently asked questions
How long does the Apple Watch Ultra 3 battery last?
The manufacturer rates it at about 1.7 days per charge. Always-on display, constant GPS and cellular use shorten that. Among the 30 smartwatches in our database it beats about 29% on rated battery life.
Does the Apple Watch Ultra 3 work with iPhone and Android?
It works with iPhone only. It cannot be used with an Android phone.
Can I swim with the Apple Watch Ultra 3?
10ATM is suitable for swimming and surface water sports. It is not a dive rating unless the maker says so. It also has a swim-tracking mode.
How much does the Apple Watch Ultra 3 cost?
Our database lists $799 (May 2026). That is a list price, not today's price, so check the Amazon listing before you buy.
Who should not buy the Apple Watch Ultra 3?
It is a poor fit if any of these apply. You use an Android phone — it only pairs with iPhone. You do not want to charge often — it is rated for about 1.7 days per charge. You have a small wrist (under about 160 mm) — the 49 mm case we list is large (check whether a smaller size is sold). You are watching your budget — the list price is $799.