{"niche":"What is the lightest and most portable smartwatch with heart rate monitor?","description":"What is the lightest and most portable smartwatch with heart rate monitor?","products":[{"brand":"Fitbit","model":"Charge 6 Tracker (GA05183-NA)","price_gbp":75.69,"origin_country":null,"specs":{"battery_life":"7-day","compatibility":"Works with Android and iOS","water_resistance":"50m"},"confidence_score":null,"sources":[{"label":"Google Store","url":"https://store.google.com/product/fitbit_charge_6?hl=en-US","currency":"USD","source_country":"US","price":99.95,"price_gbp":75.69,"scraped_at":"2026-06-24T12:01:58.580425"},{"label":"Best Buy","url":"https://www.bestbuy.com/product/google-fitbit-charge-6-advanced-fitness-health-tracker-works-with-android-and-ios-obsidian-2023/J39TC3VHT6","currency":"USD","source_country":"US","price":99.95,"price_gbp":75.69,"scraped_at":"2026-06-24T12:01:58.580425"},{"label":"ABT","url":"https://www.abt.com/Fitbit-Charge-6-Fitness-Tracker-in-Obsidian-Black-Aluminum-Finish-GA05183NA/p/199412.html","currency":"USD","source_country":"US","price":99.95,"price_gbp":75.69,"scraped_at":"2026-06-24T12:01:58.580425"}],"summary":"Fitbit Charge 6 is a fitness tracker with heart rate tracking, built-in GPS for pace and distance, and a color touchscreen. It's water resistant up to 50m and is designed to pair with compatible exercise machines to display real-time heart rate. It also supports features like Google Maps and Google Wallet when used with a compatible phone.","ideal_for":"If you want the lightest portable option with heart rate monitoring and built-in GPS, Charge 6 fits because it includes a heart rate sensor plus built-in GPS for runs without needing your phone, and it's rated for up to 7-day battery life."}]}