
Polar H9
Score: 83/100
Amazfit Bip 6
Score: 84/100Rankings

The Amazfit Bip 6 is a budget-friendly smartwatch offering a bright 1.97-inch AMOLED display and up to 14 days of battery life. Its lightweight aluminum design and extensive health sensors come with occasional Bluetooth stability issues and a less premium feel. Ideal for fitness enthusiasts seeking long battery life without daily charging.

The Polar H9 is a chest-mounted ECG heart-rate sensor offering exceptional accuracy and a 400-hour battery life. Its main trade-off is the lack of onboard storage and reliance on a replace-once coin cell battery. Ideal for athletes who need precise data across multiple sports and appreciate dual-protocol connectivity.
| Attribute | ![]() | ![]() |
|---|---|---|
400 hoursbest | 336 hours | |
| ↓ lower better | 60 g | 40.8 gbest |
— | 1.97 inbest | |
— | 140best |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Battery & Power(2) | ||
Battery Life (hours) | 400 hours | 336 hours |
Battery Type | CR 2025 | Lithium-ion |
Build & Design(3) | ||
Weight (g) | 60 g | 40.8 g |
Water Resistance (IP Rating) | IP68 | 5 ATM |
Strap Material | Polyamide/Polyurethane/Elastane/Polyester | Liquid silicone |
Connectivity(1) | ||
Bluetooth Version | Bluetooth LE | 5.3 |


Products in the top-left offer the best value (high score, low price).

Editors and CrossFit-focused reviewers consider the Polar H9 the best-value chest strap, emphasizing its precise ECG tracking, dual-protocol connectivity, and underwater capability.

Professional reviewers and editors consistently praise the Amazfit Bip 6 as a standout budget smartwatch, emphasizing its large, 2,000-nit AMOLED display, lightweight aluminum construction, accurate health sensors, and impressive 14-day battery life. They also note the inclusion of GPS with free maps and AI-driven workout coaching, while calling out occasional Bluetooth stability issues and a less premium feel compared to higher-end models.
Everyday users echo the professional praise, frequently highlighting the ultra-long battery, bright sunlight-readable screen, and comfortable lightweight design. Common complaints revolve around occasional Bluetooth drop-outs and limited strap adjustability, but overall sentiment is positive, with many saying the watch offers great value for its price.