
Amazfit Helio Strap
Score: 79/100
EnergyPort Fitness Tracker
Score: 82/100Rankings

The EnergyPort H29 is a screenless fitness bracelet delivering up to 30 days of battery life and an extensive 173 sport-mode library. Its lack of an on-device display and low water resistance are notable trade-offs. Suited for users who prioritize ultra-long endurance and basic health tracking over on-wrist visuals.

The Amazfit Helio Strap is a screen-free fitness band that offers ultra-lightweight comfort and up to 10 days of battery life. Its trade-offs include a single-size nylon strap, no on-device display, and a plastic build that may feel cheap. It's ideal for runners and users who want comprehensive health tracking without a subscription.
| Attribute | ![]() | ![]() |
|---|---|---|
240 hours | 600 hoursbest | |
| ↓ lower better | 18 gbest | 25 g |
| ↓ lower better | 2 minutesbest | — |
50 | 173best | |
| ↓ lower better | 33.97 mmbest | — |
1 years | 3 yearsbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Battery & Power(1) | ||
Battery Life (hours) | 240 hours | 600 hours |
Build & Design(3) | ||
Weight (g) | 18 g | 25 g |
Strap Material | Nylon | Silicone/Nylon |
Water & Dust Resistance (IP Rating) | 5 ATM | 1 ATM |
Features(1) | ||
Sports Modes (Count) | 50 | 173 |
General(1) | ||
Warranty (years) | 1 years | 3 years |

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

Professional reviewers commend the Helio Strap for its impressive battery endurance, accurate heart-rate monitoring, and feather-light feel, positioning it as a strong budget alternative to subscription-based wearables. However, they note drawbacks such as occasional activity-detection glitches, a cheap-looking plastic build, and the limitation of a single strap size.
Everyday users appreciate the comfort, long battery life, and the fact that no monthly fee is required, highlighting its suitability for continuous wear and sleep tracking. Common complaints revolve around the one-size-fits-all strap, the lack of a display, and the effort needed to adjust or remove the band.

“by far the lightest band out there”

“extremely light - set and forget”

“fantastic budget-friendly no-subscription Whoop alternative”



Professional reviewers commend the H29 for its marathon-length battery, feather-light construction, extensive sport-mode library and robust health-sensor suite, noting the AI nap and cycle tracking as standout wellness features.
Everyday users consistently praise the bracelet's comfort, long-lasting battery and accurate basic tracking, while noting occasional band movement and a simplistic app experience.