# Which brands offer the most reliable swimming watches with open water GPS? — Verified Specification Comparison

> All specification data verified from official manufacturer documentation.

Which brands offer the most reliable swimming watches with open water GPS?

## Products

### Garmin Garmin fēnix 8 AMOLED
```yaml
product: garmin-garmin-f-nix-8-amoled
brand: Garmin
price_gbp: 628.66
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
pool_mode: true
battery_life: Up to 29 days
gps_accuracy: Excellent
open_water_gps: Yes
stroke_recognition: Pool swimming only
heart_rate_monitoring: Wrist-based and chest monitor compatible
swim_distance_tracking: Yes
water_resistance_depth: 100m
```

- **Price:** £628.66 [^1]
- **Summary:** The Garmin fēnix 8 AMOLED is a rugged multisport smartwatch with accurate multi-band GPS, AMOLED display, advanced health monitoring and dedicated pool and open-water swimming features. It suits serious athletes, swimmers and outdoor users who want detailed training data and long battery life.
- **Ideal For:** It suits swimmers seeking a reliable open-water GPS watch because it supports open-water GPS, tracks swim distance, provides wrist-based heart-rate monitoring and recognizes stroke types during pool swimming.

---
## References & Sources
[^1]: Best Buy, accessed 2026-09-06. https://www.bestbuy.com/site/searchpage.jsp?id=pcat17071&st=garmin+watch+fenix+8