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Black Diamond Oz Screwgate Carabiner vs SPOT Gen4

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

Black Diamond Oz Screwgate Carabiner is the lighter option — 117 g lighter than the SPOT Gen4 (79% less weight). If grams matter to you, that is the one to beat.
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Spec Black Diamond Oz Screwgate Carabiner SPOT Gen4
Weight 32 g · 0.032 kg · 0.07 lb 149 g · 0.149 kg · 0.33 lb
Brand Black Diamond SPOT
Category Safety Safety
Black Diamond Oz Screwgate Carabiner
32 g

Ultralight screwgate carabiner for via ferrata.

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SPOT Gen4
149 g

One-way satellite tracker with SOS capability.

Full details →

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Black Diamond Oz Screwgate Carabiner vs SPOT Gen4: which should you buy?

If saving weight is your priority, the Black Diamond Oz Screwgate Carabiner wins — at 32 g it is 117 g (79%) lighter than the SPOT Gen4 (149 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 safety page, or browse the full gear weight database.

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