The Garmin Forerunner 935 is available in black for $499.99. A bundle with a black watch face and force yellow strap, HRM-Tri, HRM-Swim, and quick release kit is available for $649.99.

The 935 has an altimeter to measure ascent and descent, and it's got better battery life: up to 24 hours in GPS mode, Garmin says, as opposed to the 735XT's 14 hours. That bump will let you rely ...

Garmin's Forerunner 935 is tailor-made for marathon runners and triathletes, offering in-depth training insights and accurate GPS. Business Insider Subscribe Newsletters ...

The Garmin Forerunner 935 is exactly that — a premium running and triathlon watch — and it's on sale. It's regularly $499.99, but you can get it for just $229.99 at Amazon.

Under the hood, we still have sensors for heart rate, blood oxygen monitoring, GPS, and 32GB of storage for music. The Forerunner is rated for 5ATM water resistance, and it can operate from -4º F ...