Icebreaker 150 Zone Long Sleeve vs Ridge Merino Aspect Midweight Long Sleeve Crew

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

Icebreaker 150 Zone Long Sleeve is the lighter option — 85 g lighter than the Ridge Merino Aspect Midweight Long Sleeve Crew (36% less weight). If grams matter to you, that is the one to beat.

Spec	Icebreaker 150 Zone Long Sleeve	Ridge Merino Aspect Midweight Long Sleeve Crew
Weight	150 g · 0.150 kg · 0.33 lb	235 g · 0.235 kg · 0.52 lb
Brand	Icebreaker	Ridge Merino
Category	Clothing - Base Layer	Clothing - Base Layer

Icebreaker 150 Zone Long Sleeve

150 g

Ultralight merino base layer for high-output activities.

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Ridge Merino Aspect Midweight Long Sleeve Crew

235 g

Midweight 180gsm merino-nylon base layer crew offering odor resistance and warmth for three-season hiking.

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Icebreaker 150 Zone Long Sleeve vs Ridge Merino Aspect Midweight Long Sleeve Crew: which should you buy?

If saving weight is your priority, the Icebreaker 150 Zone Long Sleeve wins — at 150 g it is 85 g (36%) lighter than the Ridge Merino Aspect Midweight Long Sleeve Crew (235 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 clothing - base layer page, or browse the full gear weight database.

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