Side-by-side on the specs that matter, with category winners and an opinionated take to help you decide.
The choice is between a rugged, expedition-ready tool and a focused, daily training companion.
Pick MARQ Adventurer (Gen 2) if your 'pro' work involves navigation in extreme environments where durability is mission-critical.
Pick Garmin Forerunner 165 if your 'pro' life is centered on structured athletic training and you prioritize a lightweight daily driver.
Ask anything — we'll answer with MARQ Adventurer (Gen 2) and Garmin Forerunner 165 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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