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Flextail Zero Power 5000C vs Nitecore NB Air

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

Both weigh the same at 85 g, so choose on features, price and fit.
Spec Flextail Zero Power 5000C Nitecore NB Air
Weight 85 g · 0.085 kg · 0.19 lb 85 g · 0.085 kg · 0.19 lb
Brand Flextail Nitecore
Category Electronics Electronics
Flextail Zero Power 5000C
85 g

World's lightest 5,000mAh power bank at only 7.1mm thin. Features carbon fiber design, 20W input charging with full charge in 2 hours, and proprietary AI coolin...

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Nitecore NB Air
85 g

Exceptionally lightweight power bank at 3oz. Ideal for day hikes.

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Flextail Zero Power 5000C vs Nitecore NB Air: which should you buy?

On weight these two are identical (85 g), so your decision comes down to features, fit and price. Check the full details and current price for each above.

See where both rank against everything else in this category on the lightest electronics page, or browse the full gear weight database.

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