Altra Olympus 5 vs Darn Tough Micro Crew Lightweight

Weight and specs compared for 2026 — and which one to choose.

Darn Tough Micro Crew Lightweight is the lighter option — 550 g lighter than the Altra Olympus 5 (85% less weight). If grams matter to you, that is the one to beat.

Spec	Altra Olympus 5	Darn Tough Micro Crew Lightweight
Weight	650 g · 0.650 kg · 1.43 lb	100 g · 0.100 kg · 0.22 lb
Brand	Altra	Darn Tough
Category	Footwear	Footwear

Altra Olympus 5

650 g

Maximum cushion zero-drop trail shoe for long days.

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Darn Tough Micro Crew Lightweight

100 g

Lightweight merino wool socks for trail running. Per pair.

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Altra Olympus 5 vs Darn Tough Micro Crew Lightweight: which should you buy?

If saving weight is your priority, the Darn Tough Micro Crew Lightweight wins — at 100 g it is 550 g (85%) lighter than the Altra Olympus 5 (650 g). That said, the heavier option may justify the extra grams with more capacity, durability or comfort, so weigh the trade-off against how you'll use it.

See where both rank against everything else in this category on the lightest footwear page, or browse the full gear weight database.

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