Garmin Enduro 4 offers longer battery and lighter build than Fenix 9 Pro Solar

Key points

• The Enduro 4 costs $899.99, which is $300 less than the 51mm Fenix 9 Pro Solar.
• The Enduro 4 weighs 66g, 36g less than the 102g Fenix 9 Pro Solar 51mm.
• The Enduro 4 offers up to 90 days of smartwatch battery life with solar charging, compared to 57 days for the Fenix 9 Pro Solar.
• The Fenix 9 Pro Solar includes a dive computer, wrist phone calls, and voice commands, which are absent on the Enduro 4.
• Both watches feature 64GB storage, TopoActive maps, and the new Garmin Epic activity grouping feature.

Background

Garmin launched the Fenix 9 series in August 2026, introducing the Fenix 9 Pro with a titanium case and solar charging. The Enduro 4 is a new addition to the lineup, positioned as a lighter, more battery-efficient alternative to the premium Fenix 9 Pro Solar.

How outlets are covering it

Gizmodo emphasizes the Enduro 4's battery life, noting it surpasses the Apple Watch Ultra 4 and highlighting the memory-in-pixel display. The5krunner provides a detailed feature comparison, noting the Enduro 4 lacks phone and dive features but offers better battery and weight. TechRadar's coverage is unrelated, focusing on the Approach S72 golf watch.

Why it matters

The Enduro 4 offers a compelling option for ultra-runners and hikers who prioritize battery life and weight over premium features like phone calls and dive computers, at a lower price point than the Fenix 9 Pro Solar.

What to watch

The Enduro 4 is available for purchase, and users can compare it with the Fenix 9 Pro Solar based on their specific needs for battery life, weight, and features.