Fitbit Charge 4 review: Beautiful and expensive

The Fitbit Charge 4 promises meaningful upgrades compared to the Charge 3, but are the GPS module and Fitbit Pay worth the marked up price?

Fitbit Charge 4 review: The best fitness tracker just got better

Fitbit Charge 4 Review: Style and Substance

Fitbit Charge 4 review: One step closer to the ideal fitness tracker

Fitbit Charge 6 vs. Charge 4: Should you upgrade?

Fitbit Charge 4 review: One step closer to the ideal fitness tracker

Fitbit Charge 4 Review: A Simple and Effective Fitness Tracker

Fitbit Charge 4 Fitness and Activity Tracker with Built-in GPS, Heart Rate, Sleep & Swim Tracking, Black/Black, One Size (S &L Bands Included) : Sports & Outdoors

Fitbit Charge 4 Activity Tracker - Black for sale online

Fitbit Charge 5 review: A great fitness tracker but is it the best?

Review: The Updated Fitbit Charge 3 is More of the Same, but Better

Fitbit Charge 4 review: GPS, Fitbit Pay, and Active Zone Minutes make this Fitbit's best band ever

Fitbit Charge 5 Review: The Best Fitbit You Can Buy - CNET