# Apple Watch Ultra 4 lasted 74 hours on one charge

> The new Ultra 4 packs a faster chip, better sensors, and absolutely stunning battery life for outdoor adventurers.
- Title: Apple Watch Ultra 4 lasted 74 hours on one charge · PCMAG
- Summary: The new Ultra 4 packs a faster chip, better sensors, and absolutely stunning battery life for outdoor adventurers. The Apple Watch Ultra 4 delivers…
- Keywords: apple watch ultra 4, smartwatch, battery life, s11 chip, titanium design, outdoor adventure, heart rate tracking, siri ai, wearable technology, apple, technology, Watch
- Source: PCMAG — https://pcmag.com/reviews/apple-watch-ultra-4
- Author: Andrew Gebhart
- Published: 2026-09-17T12:00:00+00:00
- Read time: 2 min
- Topics: apple watch ultra 4, smartwatch, battery life, s11 chip, titanium design, outdoor adventure, heart rate tracking, siri ai, wearable technology, apple, technology
## Ultra 4 is a rugged powerhouse
The Apple Watch Ultra 4 houses Series 12 features inside a 49mm titanium fortress. It costs $799 and is built for extreme conditions and outdoor adventurers.
## Battery life is genuinely astounding
The Ultra 4 achieved 74 hours of real-world battery life in testing. That's over three days of continuous use without charging.
## Faster chip powers snappier Siri
The S11 chip inside delivers rapid Siri AI responses. This generation is noticeably quicker than its predecessor.
## Overhauled sensors track your heart
An upgraded sensor suite enables continuous heart rate tracking. The improvements give you better health insights throughout the day.
## Big titanium design feels substantial
The Ultra 4 comes in a single 49mm titanium case in black or natural finish. It's noticeably large and heavy at 2.22 ounces, so it won't suit everyone.
## Slightly heavier than Ultra 3
The Ultra 4 weighs 2.22 ounces compared to the Ultra 3's 2.17 ounces. Both share the same 49 by 44 by 12mm dimensions.
## Multiple band options available
You can choose from several bands in various materials and colors to customize the look. The tester used a Sand Trail Loop band.
## Series 12 remains the safer choice
The $399 Apple Watch Series 12 is still the Editors' Choice for most iPhone users. It offers more size and case options for a wider range of buyers.
## Ultra 4 for power users only
The Ultra 4 is in a class of its own for outdoor adventurers and power users demanding ultimate endurance. It's not for casual smartwatch wearers.
## Three-day battery changes everything
Going 74 hours without charging means you can wear the Ultra 4 through multi-day trips, camping, or hiking without worrying about power.
## Premium price for premium endurance
At $799, the Ultra 4 costs double the Series 12. That premium buys you titanium durability, extreme battery life, and rugged design.
## Built for the outdoors, not daily wear
The Ultra 4 keeps the rugged adventuring credentials of its predecessor. It's engineered for extreme conditions, not everyday casual use.
## Key takeaway

The Apple Watch Ultra 4 delivers three-plus days of real-world battery life, making it the ultimate smartwatch for people who need endurance over everything else.