Coros Apex 4 (42mm with silicone strap) vs Goal Zero Nomad 20 Solar Panel
Weight and specs compared for 2026 — and which one to choose.
Rugged mountain sports GPS watch with AMOLED display, up to 85hr GPS battery. 56g in 42mm size, available with nylon strap option (lighter at 51g)
Full details →Portable 20-watt foldable solar panel at 1.03kg with integrated 8mm cable and USB port, charges phones, batteries and small devices on trail.
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Coros Apex 4 (42mm with silicone strap) vs Goal Zero Nomad 20 Solar Panel: which should you buy?
If saving weight is your priority, the Coros Apex 4 (42mm with silicone strap) wins — at 56 g it is 974 g (95%) lighter than the Goal Zero Nomad 20 Solar Panel (1,030 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 electronics page, or browse the full gear weight database.