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GSI Outdoors Pinnacle Soloist vs MSR Reactor 1.0L

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

MSR Reactor 1.0L is the lighter option — 3 g lighter than the GSI Outdoors Pinnacle Soloist (1% less weight). If grams matter to you, that is the one to beat.
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Spec GSI Outdoors Pinnacle Soloist MSR Reactor 1.0L
Weight 425 g · 0.425 kg · 0.94 lb 422 g · 0.422 kg · 0.93 lb
minimum weight, 1.0 L stove system
Brand GSI Outdoors MSR
Category Cooking Cooking
GSI Outdoors Pinnacle Soloist
425 g

Complete solo cookset with insulated mug and stove.

See it in your base weight → Full details →
MSR Reactor 1.0L
422 g

High-output all-in-one stove system for harsh conditions.

See it in your base weight → Full details →

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GSI Outdoors Pinnacle Soloist vs MSR Reactor 1.0L: which should you buy?

If saving weight is your priority, the MSR Reactor 1.0L wins — at 422 g it is 3 g (1%) lighter than the GSI Outdoors Pinnacle Soloist (425 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 cooking page, or browse the full gear weight database.

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