Garmin HRM-Dual
This item has been discontinued. No longer available.
Heart Rate — the Easy, Accurate Way
This premium heart rate strap transmits real-time heart rate data over ANT+® connectivity and BLUETOOTH® Low Energy technology, giving you more options to train indoors, outdoors or even online. With it, you’ll be able to consistently receive accurate heart rate on your Garmin device, in online training apps such as Zwift or even the compatible fitness equipment in your favorite class at the gym. So however you like to train, you’ll get the accurate, real-time heart rate you need to take your performance to the next level.
Comfort and Convenience
HRM-Dual features a soft strap that is comfortable and adjustable. Simply remove the heart rate module, and it’s washable, too. And don’t worry about running out of juice. The battery lasts for up to 3.5 years.
Physical Specifications
- Module: 2.4″ W x 1.3″ H x 0.4″ D (62 mm x 34 mm x 11 mm)
- Strap Length: Adjustable from 25″ to 52″ (63.5 cm to 132 cm)
- Weight: 1.9 oz (54.4 g)
- Water Resistance: 1 ATM
- Battery: User-replaceable size CR2032 (3 volts)
- Battery Life: Up to 3.5 years (based on average use of 1 hour per day)
- Operating Temperature: 23°F–122°F (-5°C–50°C)
- Radio Frequency/Protocol: 2.4 GHz ANT wireless communications protocol; BLUETOOTH® Wireless Technology 5.0
- Range: 3 m
- System Compatibility: ANT+, BLUETOOTH
| Weight | 0.27 lbs |
|---|---|
| Dimensions | 2.75 × 2.25 × 5.5 in |
| Brand | Garmin |
Garmin HRM Comparison
| HRM-DUAL™ | HRM-SWIM™ | HRM-PRO™ | HRM-PRO™ PLUS | |
|---|---|---|---|---|
| Real-time heart rate transmission via ANT® connectivity (2.4 GHz) when out of water | ✔ | ✔ | ✔ | ✔ |
| Supports heart rate variability (HRV) | âś” | âś” | âś” | âś” |
| Transmits real-time heart rate and supports HRV via BLUETOOTH® technology to compatible devices and apps | ✔ | x | ✔ | ✔ |
| Number of concurrent connections supported | ANT: No limit BLUETOOTH Low Energy: 2 |
ANT: No limit | ANT: No limit BLUETOOTH Low Energy: 3 |
ANT: No limit BLUETOOTH Low Energy: 3 |
| Running dynamicsÂą | x | x | âś” | âś” |
| Running pace and distance | x | x | âś” | âś” |
| Stores and forwards heart rate data for swimming or stand-alone use casesÂą | x | âś” | âś” | âś” |
| Swim interval heart rate statsÂą | x | âś” | âś” | âś” |
| Pairs with Garmin Connect™ app² | x | x | ✔ | ✔ |
| Stand-alone activity monitoring (steps, all-day heart rate, calories and intensity minutes) using Physio TrueUp | x | x | âś” | âś” |
| Battery life | 3.5 years (using 1 hour per day) |
18 months (swimming 3 hours per week) |
12 months (tri training 1 hour per day) |
12 months (tri training 1 hour per day) |
| Tool-free battery door | x | x | x | âś” |
| Water resistance | 1 ATM | 5 ATM | 5 ATM | 5 ATM |
| Detachable module | âś” | x | x | x |
| Size range | 25″-52″ (64-132 cm) |
23″-57″ (58-145 cm) |
23.5″-42″ (60–106 cm) With optional strap extender: 23.5″-56″ (60-142 cm) |
23.5″-42″ (60–106 cm) With optional strap extender: 23.5″-56″ (60-142 cm) |
| Designed to stay in place during pool swimming | x | âś” | x | x |
1Not all Garmin wearables are compatible with this feature; check compatibility of your Garmin wearable device
2Requires app on your compatible smartphone; see Garmin.com/ble. Garmin Connect can be used to view settings and receive firmware updates. The app does not support viewing of real-time heart rate data from heart rate straps.
Accessories
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Optional Accessories …