# What are some budget-friendly options for a heart rate monitor chest strap? — Verified Specification Comparison

> All specification data verified from official manufacturer documentation.

What are some budget-friendly options for a heart rate monitor chest strap?

## Products

### Coospo Coospo H9Z
```yaml
product: coospo-coospo-h9z
brand: Coospo
price_gbp: 32.46
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
battery_life: 50 hours
compatibility: Bluetooth 5.0 and ANT+
waterproof_rating: IP67
heart_rate_accuracy: +1 bpm
```

- **Price:** £32.46 [^1]
- **Summary:** The Coospo H9Z is a rechargeable chest-strap heart rate monitor that broadcasts heart-rate data via Bluetooth 5.0 and ANT+. It supports HRV and heart rate zone tracking with a 5-color LED, and is rated IP67 for sweat and rain. It's designed for workouts where you want more stable heart-rate sensing than wrist/optical options and need compatibility with common fitness apps and bike computers.
- **Ideal For:** It's a budget-friendly chest strap option because it offers 50 hours battery life on each charge and dual Bluetooth 5.0 and ANT+ compatibility, plus IP67 waterproofing.
- **Additional Sources:** [^2], [^3], [^1], [^2], [^3]

---
## References & Sources
[^1]: COOSPO, accessed 2026-06-23. https://www.coospo.com/products/h9z-chest-heart-rate-monitor
[^2]: Walmart, accessed 2026-06-23. https://www.walmart.com/ip/COOSPO-H9Z-Rechargeable-heart-rate-monitor-BT5-0ANT-for-Garmin-wahoo-Zwift/5441305980
[^3]: Perform Well, accessed 2026-06-23. https://www.perform-well.com/products/heart-rate-monitor-with-sensor