How much value does a Garmin Fenix 8 lose in six months?

The study found the Fenix 8 kept 72% of its blended average launch price of $1,133 after six months, a loss of $321.

Is trading in an Apple Watch Ultra 3 worth it before a new Ultra launches?

The data puts Ultra 3 resale value at 65% of its $799 launch price after six months, around $521. A watch approaching a new model’s launch typically sees resale prices soften further, and Apple’s own trade-in programme usually pays less than a private sale.