Black Diamond Solution Jacket vs Rab Alpha Flash Lightweight Fleece
Weight and specs compared for 2026 — and which one to choose.
Insulated climbing jacket at 14.2 oz. Designed for active use in variable conditions.
Full details →Ultralight fleece with Polartec Alpha Direct 120 insulation. Men's Large: 272g. Slim fit, brushed back, flatlock seams, YKK zips.
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Black Diamond Solution Jacket vs Rab Alpha Flash Lightweight Fleece: which should you buy?
If saving weight is your priority, the Rab Alpha Flash Lightweight Fleece wins — at 255 g it is 147 g (37%) lighter than the Black Diamond Solution Jacket (402 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 - mid layer page, or browse the full gear weight database.