← Gear database

Casio Pro Trek PRG-340 vs Garmin Epix Pro Gen 2 Sapphire 47mm

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

Casio Pro Trek PRG-340 is the lighter option — 4 g lighter than the Garmin Epix Pro Gen 2 Sapphire 47mm (6% less weight). If grams matter to you, that is the one to beat.
shopping_cart Check today's price on Amazon
Spec Casio Pro Trek PRG-340 Garmin Epix Pro Gen 2 Sapphire 47mm
Weight 66 g · 0.066 kg · 0.15 lb 70 g · 0.070 kg · 0.15 lb
Brand Casio Garmin
Category Electronics Electronics
Casio Pro Trek PRG-340
66 g

Solar-powered outdoor watch with triple sensor.

Full details →
Garmin Epix Pro Gen 2 Sapphire 47mm
70 g

Premium smartwatch met AMOLED-display, 11 dagen batterij, sapphire glas, titanium behuizing, multisport tracking

Full details →

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

Casio Pro Trek PRG-340 vs Garmin Epix Pro Gen 2 Sapphire 47mm: which should you buy?

If saving weight is your priority, the Casio Pro Trek PRG-340 wins — at 66 g it is 4 g (6%) lighter than the Garmin Epix Pro Gen 2 Sapphire 47mm (70 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

Casio Pro Trek PRG-340 vs Garmin Instinct 3 Solar 45mm Casio Pro Trek PRG-340 vs Garmin Xero C1 Pro Chronograph Casio Pro Trek PRG-340 vs Polar Grit X Casio Pro Trek PRG-340 vs Garmin Epix Gen 2 Sapphire Smartwatch Casio Pro Trek PRG-340 vs Suunto Core All Black Casio Pro Trek PRG-340 vs Nitecore NB Air