Coros Apex 2 Pro vs Garmin Instinct 3 Solar 50 mm

Coros Apex 2 Pro (66 h GPS, 53 g) vs Garmin Instinct 3 Solar 50 mm (60 h GPS, 60 g). Side-by-side spec comparison: battery, weight, maps, multi-band GPS and price. Which GPS watch should you buy?

Coros Apex 2 ProCorosCoros Apex 2 Pro

Mountain watch with outstanding battery life: 66 h in full GPS, 26 h in dual-frequency and up to 21 days in daily use, at just 53 g. Free offline maps, multi-band GPS, MP3 music and touchscreen. The light, long-lasting alternative to Garmin for ultras and crossings.

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Garmin Instinct 3 Solar 50 mmGarminGarmin Instinct 3 Solar 50 mm

Ultra-rugged GPS watch with solar charging: up to 40 days in smartwatch mode (unlimited with sun), 60 h GPS and 34 h multi-band. Military-standard case, LED flashlight and dual-frequency GPS. For those who prioritise toughness and battery over onboard maps on their mountain outings.

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Spec-by-spec comparison

SpecCoros Apex 2 ProGarmin Instinct 3 Solar 50 mm
GPS battery66 h60 h
Multi-band battery26 h34 h
Smartwatch21 days40 days
Weight53 g60 g
Maps
Multi-band
Music
DisplayMIPMIP
PriceHigh-endMid-range

GPS battery = each manufacturer's standard GPS mode; multi-band = dual-frequency (maximum accuracy). On Suunto, Polar Grit and Amazfit T-Rex the GPS figure already corresponds to dual-band mode. Figures verified against the manufacturer.

Verdict

For maximum autonomy on long ultras, Coros Apex 2 Pro lasts longer in GPS mode. If you want the lightest watch on your wrist, go for Coros Apex 2 Pro. Only Coros Apex 2 Pro brings onboard topo maps for navigation. On budget, Garmin Instinct 3 Solar 50 mm is the more affordable option.

View on Amazon: Coros Apex 2 ProView on Amazon: Garmin Instinct 3 Solar 50 mm

Frequently asked questions

Which lasts longer, Coros Apex 2 Pro or Garmin Instinct 3 Solar 50 mm?
Coros Apex 2 Pro offers 66 h of GPS battery and Garmin Instinct 3 Solar 50 mm offers 60 h, so Coros Apex 2 Pro lasts longer for long efforts.
Which one is lighter?
Coros Apex 2 Pro weighs 53 g and Garmin Instinct 3 Solar 50 mm weighs 60 g; Coros Apex 2 Pro is the lighter of the two.
Do both have onboard maps?
Only Coros Apex 2 Pro includes onboard topo maps.
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