Flextail Zero Power Bank vs Garmin Epix Gen 2 Sapphire Smartwatch
Weight and specs compared for 2026 — and which one to choose.
Second lightest 10k battery at 5.1oz. Compact and efficient.
Full details →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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Flextail Zero Power Bank vs Garmin Epix Gen 2 Sapphire Smartwatch: which should you buy?
If saving weight is your priority, the Garmin Epix Gen 2 Sapphire Smartwatch wins — at 70 g it is 74 g (51%) lighter than the Flextail Zero Power Bank (144 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.