Apple Watch Series 12 edges Garmin Forerunner 570 by 50 steps in a simple walk test
The Apple Watch Series 12 (left) and Garmin Forerunner 570 (right) after a 5,000‑step test. Apple Watch Series 12 edges Garmin Forerunner 570 by 50 steps in a simple walk test A side‑by‑side comparison of two popular fitness watches shows the newer Apple model barely outpaces its Garmin rival. Tom, a regular Tom’s Guide tester, strapped an Apple Watch Series 12 to his left wrist and a Garmin Forerunner 570 to his right on March 15, 2026, then walked exactly 5,000 steps while a $5 clicker counted each footfall. Both devices claim 24‑hour wearability, sleep monitoring, and continuous heart‑rate sensing. Apple highlighted a revamped pedometer for the Series 12, while Garmin touted its mid‑tier Forerunner line as a hub for training and recovery tools. The test method was straightforward: each watch relied on its built‑in accelerometer, which registers arm swings as steps. The clicker served as an independent tally, ensuring neither wrist bias could skew results. The App...