Sentences with phrase «h7 chest strap»
When compared to a Polar H7 chest strap, the Surge tended to fluctuate by around 20 to 30 beats per minute, which is worse than other sensors, such as those used in the Garmin Forerunner 235 and Vivoactive HR.
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Both a male and female volunteer ran on a treadmill with a Polar H7 (a monitor with well - proven accuracy) strapped to their chests.
Unfortunately, the only other devices that use sensors similar to those in the Jawbone's are chest straps, such as the Polar H7 and H10.