← Gear database

Coros APEX 4 (42mm) vs Nitecore NB10000 Gen4

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

Coros APEX 4 (42mm) is the lighter option — 92 g lighter than the Nitecore NB10000 Gen4 (62% less weight). If grams matter to you, that is the one to beat.
shopping_cart Check today's price on Amazon
Spec Coros APEX 4 (42mm) Nitecore NB10000 Gen4
Weight 56 g · 0.056 kg · 0.12 lb 148 g · 0.148 kg · 0.33 lb
Brand Coros Nitecore
Category Electronics Electronics
Coros APEX 4 (42mm)
56 g

Mountain sports GPS watch with dual-frequency satellite positioning for improved accuracy, ECG heart rhythm monitoring, and barometric altimeter for navigation

Full details →
Nitecore NB10000 Gen4
148 g

Carbon-fiber 10000mAh power bank with knock-to-wake, glowing ports and best-in-class efficiency per gram.

Full details →

HikeLoad is reader-supported. As an Amazon Associate we earn from qualifying purchases, at no extra cost to you. Learn more.

Coros APEX 4 (42mm) vs Nitecore NB10000 Gen4: which should you buy?

If saving weight is your priority, the Coros APEX 4 (42mm) wins — at 56 g it is 92 g (62%) lighter than the Nitecore NB10000 Gen4 (148 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.

More electronics comparisons

Coros APEX 4 (42mm) vs Garmin Instinct 3 Solar 45mm Coros APEX 4 (42mm) vs Coros Apex 4 (42mm with silicone strap) Coros APEX 4 (42mm) vs Garmin Xero C1 Pro Chronograph Coros APEX 4 (42mm) vs Polar Grit X Coros APEX 4 (42mm) vs Casio Pro Trek PRG-340 Coros APEX 4 (42mm) vs Garmin Epix Gen 2 Sapphire Smartwatch