For those wondering, here's a side-by-side of the 5x Plus and the 6x Pro : r/GarminFenix
Reduction in thickness of the 6x compared to the 5x - fēnix 6 Series - Wearables - Garmin Forums
Zitel Band for Garmin Fenix 7X, 6X/6X Pro, 5X/5X Plus, 3/3 HR, 26mm Sp
Leather Hybrid Strap For Garmin Fenix 5X & 5X Plus | StrapsCo
Amazon.com: Fintie Band Compatible with Garmin Fenix 7X / 6X / 6X Pro / 5X Plus / 5X / 3/3 HR/Tactix Charlie Watch, 26mm Premium Woven Nylon Adjustable Replacement Strap, Gray : Electronics
Compare Garmin Fenix 5X Plus vs Garmin Fenix 6X - Garmin Fenix 5X Plus vs Garmin Fenix 6X Comparison by Price, Specifications, Reviews & Features | Gadgets Now
Fenix 6X vs fenix 5X – What's Changed for the flagship fitness watch
Garmin Fenix 5X Plus Sapphire Edition vs Garmin Fenix 6X Pro: What is the difference?