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Garmin Epix Gen 2 Sapphire Smartwatch vs Nitecore NB Air 5000mAh

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

Garmin Epix Gen 2 Sapphire Smartwatch is the lighter option — 19 g lighter than the Nitecore NB Air 5000mAh (21% less weight). If grams matter to you, that is the one to beat.
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Spec Garmin Epix Gen 2 Sapphire Smartwatch Nitecore NB Air 5000mAh
Weight 70 g · 0.070 kg · 0.15 lb 89 g · 0.089 kg · 0.20 lb
Brand Garmin Nitecore
Category Electronics Electronics
Garmin Epix Gen 2 Sapphire Smartwatch
70 g

AMOLED multisport GPS watch with 16-day battery, sapphire edition. 1.3" always-on display, 65-hour GPS tracking, built-in maps.

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Nitecore NB Air 5000mAh
89 g

Ultra-lightweight power bank with 5000mAh capacity, 18W USB-C fast charging, IPX7 waterproof, carbon fiber frame construction.

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Garmin Epix Gen 2 Sapphire Smartwatch vs Nitecore NB Air 5000mAh: which should you buy?

If saving weight is your priority, the Garmin Epix Gen 2 Sapphire Smartwatch wins — at 70 g it is 19 g (21%) lighter than the Nitecore NB Air 5000mAh (89 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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