Amazfit Helio Strap
Workout, sleep and recovery trends
Compare wearables
Compare up to 10 devices across categories. Keep the purpose and the source beside the numbers.
Search & choose modelsAdd models to your comparison
Build your comparison
3 / 10 models675 models available. Showing nine - search to narrow the list.
Comparison settingsMarket, sorting & differences
How price order works
Lowest recorded store prices take priority over announced or launch prices, within the selected source market. Currencies use the dated EUR reference rates. Deposits and recurring charges are excluded from price order; missing prices stay last. Original price records remain visible.
At a glance
The differences that matter
Polar Loop (2025)
Daily activity, sleep and recovery trends
WHOOP 5.0
Continuous activity, sleep and recovery trends
- Connection & compatibility
- WHOOP app; compatible phone required ↗
- Display
- No screen ↗
- Battery / power
- Manufacturer-rated 14+ days ↗
Keep in mind A membership bundle must be compared with the ongoing annual cost, not hardware-only products.
Published specifications and documented constraints. See the full comparison below for prices and sources.
Scroll across the table to compare every model
| Fitness wearablesAdd a model |  |  |  |
|---|---|---|---|
| Prices · all markets | $99.99 USD≈ €89 EURECB 2026-10-12US · Store price · In stock 1 offer records & sources$99.99 USD≈ €89 EURECB 2026-10-12 US · Store price In stockAmazfit US Amazfit Helio Strap retail package Official product feed confirms variant; final delivery and tax depend on checkout.Check merchant offer ↗Price source ↗ Checked 2026-10-12 | $199.99 USD≈ €179 EURECB 2026-10-12US · Store price · In stock 1 offer records & sources$199.99 USD≈ €179 EURECB 2026-10-12 US · Store price In stockPolar US Standard sensor/band package Official structured product data lists InStock; destination checkout not completed.Check merchant offer ↗Price source ↗ Checked 2026-10-12 | $199 USD / year≈ €178 EUR / yearECB 2026-10-12US · Membership bundle · Listed 1 offer records & sources$199 USD / year≈ €178 EUR / yearECB 2026-10-12 US · Membership bundle ListedWHOOP WHOOP One annual membership with 5.0 device and wired Basic Charger Price includes one year of membership, not a standalone hardware price; renewals and regional eligibility apply.Check merchant offer ↗Price source ↗ Checked 2026-10-12 |
| Designed for | Workout, sleep and recovery trends ↗ | Daily activity, sleep and recovery trends ↗ | Continuous activity, sleep and recovery trends ↗ |
| Sensors | BioTracker 6.0 PPG; accelerometer; gyroscope; temperature ↗ | Precision Prime optical HR; accelerometer ↗ | Not verified |
| Display | No screen ↗ | No screen ↗ | No screen ↗ |
| Battery / power | Up to 10 days ↗ | Up to 8 days ↗ | Manufacturer-rated 14+ days ↗ |
| Battery context | Manufacturer typical-use estimate ↗ | Manufacturer operating-time claim ↗ | WHOOP published September 2026 estimate; use dependent ↗ |
| Connection & compatibility | Bluetooth 5.2 BLE; Zepp app on iPhone/Android ↗ | Bluetooth LE to Polar Flow; one app connection ↗ | WHOOP app; compatible phone required ↗ |
| Water / dust rating | 5 ATM ↗ | 30 m rating ↗ | Not verified |
| Weight | 20 g ↗ | Approx. 28 g (published US figure: 1 oz) including band ↗ | Not verified |
| Subscription | No required subscription ↗ | No required subscription ↗ | Required annual membership: One/Peak for 5.0, Life for MG ↗ |
| Form factor | Wrist or upper-arm strap ↗ | Screen-free wristband ↗ | Screen-free band; compatible apparel options ↗ |
| Charging | Not applicable to this category | Not applicable to this category | Basic Charger or Wireless PowerPack; included charger depends on membership ↗ |
| Availability | Official product listing checked. Destination delivery, taxes and checkout stock depend on the regional store. | Official product listing checked. Destination delivery, taxes and checkout stock depend on the regional store. | Official product listing checked. Destination delivery, taxes and checkout stock depend on the regional store. |
| Important context | - | - |
|
| Editorial pick & release | #4 · Our Top 10 Fitness wearablesReleased: Jun 24, 2025Initial sales in stated launch markets | #10 · Our Top 10 Fitness wearablesAnnounced: Sep 3, 20252025 model announcement; not the original 2013 Loop | #3 · Our Top 10 Fitness wearablesAnnounced: May 8, 20255.0 and MG launch announcement; first dispatch day unverified |
| Evidence | Manufacturer source Checked 2026-10-12 | Manufacturer source Checked 2026-10-12 | Manufacturer source Checked 2026-10-12 |
Battery claims use different conditions and are not a controlled benchmark. “Not verified” is an evidence gap, not a missing feature. Prices are dated regional snapshots. Deposits, bundles and historical launch prices are labelled. Brightness measurement methods and battery workloads vary by manufacturer.