# What are the recommended GPS watches for professional athletes with advanced features like heart rate monitors and training analytics? — Verified Specification Comparison

> All specification data verified from official manufacturer documentation.

What are the recommended GPS watches for professional athletes with advanced features like heart rate monitors and training analytics?

## Products

### Polar Grit X2 Pro
```yaml
product: polar-grit-x2-pro
brand: Polar
price_gbp: 746.88
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
weight: 2.8 oz
screen_size: 1.39 in
battery_life: Performance training mode: 43 h; Eco training mode: 140 h; Smartwatch mode: 10 d
gps_accuracy: Dual-frequency GPS (improved antenna; high accuracy)
water_resistance: WR100
heart_rate_monitor: Optical Heart Rate (OHR) Gen 4; Wrist-ECG
```

- **Price:** £746.88 [^1]
- **Summary:** The Polar Grit X2 Pro is a premium outdoor multisport watch with a sapphire AMOLED display, dual-frequency GPS, extensive biosensing (OHR Gen 4, wrist-ECG, SpO2), and advanced training/recovery tools. It targets endurance athletes and outdoor adventurers needing robust navigation, long battery life, and detailed physiological metrics.
- **Ideal For:** Ideal for professional athletes who need advanced training analytics and accurate physiological data because it offers dual-frequency GPS, OHR Gen 4 plus wrist-ECG, and up to 43 h GPS training battery life.

---
## References & Sources
[^1]: First Class Watches, accessed 2026-06-12. https://us.firstclasswatches.com/polar-grit-x2-pro-premium-gps-smart-sports-watch-with-black-silicone-black-yarn-hook-loop-straps-900113027-p-168474/