I walked 3,500 steps with the Fitbit Air vs Fitbit Inspire 3 — and there's a clear winner

Close-up of the Fitbit Air and Fitbit Inspire 3 in a user's hand with a colorful out-of-focus background.

Which $99 Fitbit fitness tracker is more accurate, the Fitbit Inspire 3 or the newer, screen-free Fitbit Air? Both devices performed admirably in our review test process, but is one more reliable than the other? I decided to find out.

On a picture-perfect cerulean Seattle summer day, I took one for the team and walked 3,500 steps with the Fitbit Inspire 3 strapped to my left wrist and the Fitbit Air affixed to my right.