Meredith Dietz Meredith Dietz Senior Staff Writer Experience Meredith is a marathon runner and stand-up comedian. As Lifehacker’s Senior Staff Writer, she covers personal fitness tech, home gym equipment, and more. Read Full Bio May 20, 2026 Add as a preferred source on Google Add as a preferred source on Google We may earn a commission from links on this page. Credit: Meredith Dietz Table of Contents Earlier this month, I strapped on two different Garmin watches to race a 10K—a mid-range model on one wrist, a premium one on the other—to see how they stacked up. This time, I branched outside of Garmin's ecosystem. For the Brooklyn Half-Marathon, I wore the Garmin Forerunner 970 ($749.99) on my right wrist and the Amazfit Cheetah 2 Pro ($449.99) on my left, pitting one of the most trusted running watches in the game against Amazfit's more affordable and most ambitious claim to the long-distance running space. Here's how it went.…