# What are the best running watches with advanced training features? — Verified Specification Comparison

> All specification data verified from official manufacturer documentation.

What are the best running watches with advanced training features?

## Products

### COROS Apex 4 42mm
```yaml
product: coros-apex-4-42mm
brand: COROS
price_gbp: 316.54
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
gps: Dual-frequency GPS
barometer: Dual-range barometer
screen_size: 1.2 in
battery_life: 41 hrs
waterproof_depth: 50 m
heart_rate_monitor: Optical heart rate monitor
```

- **Price:** £316.54 [^1]
- **Summary:** The COROS Apex 4 42mm is a compact mountain sports watch with dual-frequency GPS, detailed maps, a dual-range barometer, optical heart-rate monitoring, and a 41-hour GPS battery. Its rugged sapphire-glass display and advanced training, recovery, navigation, and elevation features suit trail runners, climbers, and serious outdoor athletes.
- **Ideal For:** It suits runners seeking advanced training features through dual-frequency GPS, optical heart-rate monitoring, Effort Pace, VO2 Max, training load, recovery insights, race prediction, interval training, and a 41-hour GPS battery.

### Suunto Race 2 Titanium
```yaml
product: suunto-race-2-titanium
brand: Suunto
price_gbp: 8115797.88
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
gps: Dual-band GPS
barometer: true
screen_size: 1.5 in
battery_life: Up to 55 hours
waterproof_depth: 100 m
heart_rate_monitor: Optical wrist heart rate monitor
```

- **Price:** £8115797.88 [^2]
- **Summary:** The Suunto Race 2 Titanium is a lightweight performance watch with dual-band GPS, improved wrist heart-rate tracking, offline maps, a bright 1.5 in AMOLED display, and over 115 sport modes. Its long GPS battery life and rugged 100 m water resistance suit serious runners, trail athletes, and multisport users.
- **Ideal For:** It suits runners seeking advanced training features through dual-band GPS, improved optical heart-rate tracking, Suunto Coach, ZoneSense intensity tracking, race pacing tools, offline maps, and up to 55 hours of GPS battery life.
- **Additional Sources:** [^3]

### Suunto Race 2 Stainless Steel
```yaml
product: suunto-race-2-stainless-steel
brand: Suunto
price_gbp: 316.54
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
gps: Dual-band GNSS
barometer: true
screen_size: 1.5 in
battery_life: Up to 55 hours
waterproof_depth: 100 m
heart_rate_monitor: Optical heart rate sensor
```

- **Price:** £316.54 [^4]
- **Summary:** The Suunto Race 2 Stainless Steel is a multisport GPS watch with dual-band GNSS, offline maps, a bright 1.5 in AMOLED display, and an optical heart rate sensor. Its 100 m water resistance and up to 55 hours of GPS battery life suit runners, trail athletes, and outdoor adventurers.
- **Ideal For:** It suits runners seeking advanced training features through dual-band GPS, optical heart-rate tracking, HRV-based recovery insights, race pacing tools, Suunto Coach, and up to 55 hours of GPS battery life.
- **Additional Sources:** [^5], [^6]

---
## References & Sources
[^1]: REI, accessed 2026-08-30. https://www.rei.com/product/C06139/coros-apex-4
[^2]: Suunto Vietnam, accessed 2026-08-30. https://apac.suunto.com/en-vn/products/suunto-race-2-titanium-black
[^3]: Tokopedia, accessed 2026-08-30. https://www.tokopedia.com/suuntoofficial/suunto-race-2-titanium-trail-amoled-outdoor-sports-watch-with-offline-maps-and-gps-training-navigation-1733045482227139712
[^4]: GPS Training, accessed 2026-08-30. https://gpstraining.co.uk/products/suunto-race-2-stainless-steel
[^5]: Scandinavian Outdoor, accessed 2026-08-30. https://scandinavianoutdoor.com/suunto/gear/heart-rate-monitors-and-watches/sports-watches/suunta-race-2-all-black/
[^6]: Bunnings, accessed 2026-08-30. https://www.bunnings.com.au/suunto-race-2-gps-sports-watch-black-_p1004732