Side-by-side on the specs that matter, with category winners and an opinionated take to help you decide.
This is a choice between the modern, feature-rich Forerunner 165 and the proven, reliable Forerunner 55.
Pick Forerunner 165 if you're a pro who wants the latest training metrics, a sharper AMOLED display, and more advanced daily smart features.
Pick Forerunner 55 if you're a pro who values exceptional battery life, a simpler, proven interface, and core running metrics without extra frills.
Ask anything — we'll answer with Forerunner 165 and Garmin Forerunner 55 in mind for pro use.
Pindear may earn a commission when you buy through these links. Winners are determined by numeric spec comparisons only; non-numeric features (app quality, ecosystem, real-world feel) are covered in the verdict.
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