Garmin Forerunner 965
The Forerunner 965 is the upgrade pick: excellent for serious runners who will use maps, longer battery.
Marathoners, triathletes, trail runners, and athletes who want maps
You do not need maps or advanced endurance features.
Expensive
View full evidence Upside, cautions, and proof
Best feature depth here. Useful maps for trails and travel.
Expert reviews
Reddit owner discussion
Expensive. Bigger feature set than many runners need.