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Anker PowerCore 5000 vs Flextail Zero Power 5k

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

Flextail Zero Power 5k is the lighter option — 45 g lighter than the Anker PowerCore 5000 (35% less weight). If grams matter to you, that is the one to beat.
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Spec Anker PowerCore 5000 Flextail Zero Power 5k
Weight 130 g · 0.130 kg · 0.29 lb 85 g · 0.085 kg · 0.19 lb
Brand Anker Flextail
Category Electronics Electronics
Anker PowerCore 5000
130 g

Ultra-compact 5000mAh power bank.

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Flextail Zero Power 5k
85 g

Lightweight USB-C power bank with dual ports. At 85g, it's the lightest UL battery pack on the market.

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Anker PowerCore 5000 vs Flextail Zero Power 5k: which should you buy?

If saving weight is your priority, the Flextail Zero Power 5k wins — at 85 g it is 45 g (35%) lighter than the Anker PowerCore 5000 (130 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.

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