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REI Co-op Passage 2 vs Six Moon Designs Lunar Solo

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

Six Moon Designs Lunar Solo is the lighter option — 1,383 g lighter than the REI Co-op Passage 2 (71% less weight). If grams matter to you, that is the one to beat.
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Spec REI Co-op Passage 2 Six Moon Designs Lunar Solo
Weight 1,950 g · 1.950 kg · 4.30 lb 567 g · 0.567 kg · 1.25 lb
Brand REI Co-op Six Moon Designs
Category Shelter Shelter
REI Co-op Passage 2
1,950 g

Durable and affordable 2-person backpacking tent.

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Six Moon Designs Lunar Solo
567 g

Single-pole solo shelter. Classic ultralight choice for thru-hikers.

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REI Co-op Passage 2 vs Six Moon Designs Lunar Solo: which should you buy?

If saving weight is your priority, the Six Moon Designs Lunar Solo wins — at 567 g it is 1,383 g (71%) lighter than the REI Co-op Passage 2 (1,950 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 shelter page, or browse the full gear weight database.

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