{"niche":"What is the lightest and most portable heart rate monitor chest strap?","description":"What is the lightest and most portable heart rate monitor chest strap?","products":[{"brand":"Wahoo Fitness","model":"TRACKR HEART RATE (Chest Strap Monitor)","price_gbp":74.97,"origin_country":null,"specs":{"battery_life":"Over 100 Active Hours","compatibility":"ANT+ and up to three simultaneous Bluetooth connections; iOS - iPhone, iPad, Mac, Android devices, Windows","waterproof_rating":"IPX7"},"confidence_score":null,"sources":[{"label":"Wahoo Fitness","url":"https://www.wahoofitness.com/devices/heart-rate-monitors/trackr-heart-rate-buy","currency":"USD","source_country":"US","price":99.99,"price_gbp":75.72,"scraped_at":"2026-06-27T22:54:18.680435"},{"label":"Zwift","url":"https://us.zwift.com/products/wahoo-trackr-heart-rate-monitor-chest-strap","currency":"USD","source_country":"US","price":99.99,"price_gbp":75.72,"scraped_at":"2026-06-27T22:54:18.680435"},{"label":"Tri Town Bicycles","url":"https://www.tritownboise.com/wahoo-fitness-trackr-heart-rate-monitor.html","currency":"USD","source_country":"US","price":99.0,"price_gbp":74.97,"scraped_at":"2026-06-27T22:54:18.680435"},{"label":"Wahoo Fitness","url":"https://www.wahoofitness.com/devices/heart-rate-monitors/trackr-heart-rate-buy","currency":"USD","source_country":"US","price":99.99,"price_gbp":75.72,"scraped_at":"2026-06-27T22:54:21.120344"},{"label":"Zwift","url":"https://us.zwift.com/products/wahoo-trackr-heart-rate-monitor-chest-strap","currency":"USD","source_country":"US","price":99.99,"price_gbp":75.72,"scraped_at":"2026-06-27T22:54:21.120344"},{"label":"Tri Town Bicycles","url":"https://www.tritownboise.com/wahoo-fitness-trackr-heart-rate-monitor.html","currency":"USD","source_country":"US","price":99.0,"price_gbp":74.97,"scraped_at":"2026-06-27T22:54:21.120344"}],"summary":"The Wahoo TRACKR HEART RATE is a rechargeable chest strap monitor that provides real-time heart rate data with ANT+ and up to three simultaneous Bluetooth connections. It is rated IPX7 for submersion up to 1 meter for 30 minutes and is designed for active training rather than swim use.","ideal_for":"It is light (39 g with strap) and has over 100 active hours battery life, making it more portable for frequent training without needing coin-cell replacements."},{"brand":"Garmin","model":"HRM-Pro Plus (HRM-Pro Plus Heart Rate Monitor Belt) - 010-13118-00","price_gbp":86.63,"origin_country":null,"specs":{"battery_life":"Up to 1 yr. at 1 hr./day","compatibility":"ANT+ and Bluetooth Low Energy","waterproof_rating":"5 ATM"},"confidence_score":null,"sources":[{"label":"Worldwide Cyclery","url":"https://worldwidecyclery.com/products/garmin-hrm-pro-plus-heart-rate-monitor-black","currency":"USD","source_country":"US","price":129.99,"price_gbp":98.44,"scraped_at":"2026-06-27T22:54:18.680435"},{"label":"Sportsmith","url":"https://sportsmith.com/garmin-hrm-pro-plus/product/334607/","currency":"USD","source_country":"US","price":114.39,"price_gbp":86.63,"scraped_at":"2026-06-27T22:54:18.680435"},{"label":"Worldwide Cyclery","url":"https://worldwidecyclery.com/products/garmin-hrm-pro-plus-heart-rate-monitor-black","currency":"USD","source_country":"US","price":129.99,"price_gbp":98.44,"scraped_at":"2026-06-27T22:54:21.120344"},{"label":"Sportsmith","url":"https://sportsmith.com/garmin-hrm-pro-plus/product/334607/","currency":"USD","source_country":"US","price":114.39,"price_gbp":86.63,"scraped_at":"2026-06-27T22:54:21.120344"}],"summary":"The Garmin HRM-Pro Plus is a dual-transmission chest strap that sends real-time heart rate to compatible devices over ANT+ and Bluetooth Low Energy. It supports features like heart rate variability, running dynamics, and indoor pace and distance when used with compatible Garmin devices. It uses a tool-free CR2032 battery and is rated 5 ATM for water resistance.","ideal_for":"At 52 g and with a 5 ATM water resistance rating, the HRM-Pro Plus is a lightweight chest-strap option designed to be durable and portable for gym and outdoor training."}]}