Quick side-by-side
| Spec | Details |
|---|---|
| Current U.S. price reference | Galaxy Watch8: $349.99 for 40mm and $379.99 for 44mm from Samsung U.S. Forerunner 265: $344.95 on a checked Amazon listing for the 46mm model; seller pricing can move |
| Platform fit | Galaxy Watch8: Galaxy / Android smartwatch Forerunner 265: cross-platform training watch |
| Battery | Galaxy Watch8: up to 30 hours with AOD; 325mAh (40mm) / 435mAh (44mm) capacity Forerunner 265: up to 13 days in smartwatch mode; up to 20 hours in GPS mode |
| Training depth | Galaxy Watch8: strong wellness + mainstream fitness Forerunner 265: stronger training and recovery focus |
| Smartwatch experience | Galaxy Watch8: richer notifications and ecosystem feel Forerunner 265: functional, but clearly less app-centric |
Galaxy Watch8 is better when your watch is a lifestyle device
Watch8 is the better buy if you care about messages, apps, daily convenience, and a clean smartwatch experience that also handles health and workouts. It is a better fit for people who want one device to live on the wrist all day and blend into normal life.
Forerunner 265 is better when your watch is a training tool
Forerunner 265 is better when your workouts are the point, not a side benefit. Buttons, battery, training readiness, and a Garmin-style workout-first philosophy make it a different class of product for runners.
When the Garmin tax is worth paying
It is worth it when structured training changes your buying priorities. If you are chasing pace, recovery, and race prep, Garmin feels better almost immediately. If your workouts are more casual, Watch8 is usually the more balanced life fit.
What changes once training gets serious
This comparison becomes simple the moment your workouts stop being casual. If running structure, recovery planning, and battery confidence shape your week, Garmin feels more useful with time. If convenience, messaging, and general smartphone life still come first, Watch8 remains the cleaner daily buy.
Decision point
Buy Galaxy Watch8 for smartwatch life. Buy Forerunner 265 for training life. There is overlap, but not enough to blur the core answer.
- You run enough that training quality matters, but you still care about smartwatch convenience.
- You are deciding whether to buy the better smartwatch or the better workout tool.
- You want an honest answer rather than a fake ‘all-round winner.’
- You use an iPhone and are really choosing between Apple Watch models.
- You do not run much.
- You want the cheapest wearable possible.

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