You'd be forgiven for thinking of a well-known caffeine tablet which was big when I was a university student, but despite the name this Garmin heart rate monitor has nothing to do with the stimulant.

While a little basic, it does the basics well at a reasonable price, plus has incredible battery life. Best heart rate monitors 2025: Never miss a beat, on and off the bike Best triathlon watches: One ...

One of the best heart rate monitors on the market, with added features, and compatibility for a full triathlon too. You can trust Cyclingnews Our experts spend countless hours testing cycling tech and ...