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Head-to-head

Coros - Apex 2 vs Garmin - Fenix 8 Solar (47mm)

Last updated · How Mars Score works
Apex 2COROSRENDER
Probe A
Coros
Apex 2
47.2/ 100D
GPS & Sensors—· 40%
Battery47· 40%
Design—· 20%
Fenix 8 Solar (47mm)GARMINRENDER
Probe B
Garmin
Fenix 8 Solar (47mm)
58.4/ 100C
GPS & Sensors—· 40%
Battery58· 40%
Design—· 20%
Quick verdict

Between the Apex 2 and Fenix 8 Solar (47mm), the Apex 2 comes out ahead in several specs, while the Fenix 8 Solar (47mm) wins on gps mode and smartwatch mode. Overall, the Apex 2 scores 47.2 and the Fenix 8 Solar (47mm) scores 58.4 on our Mars Score.

Buying advice

Which should you buy?

The Fenix 8 Solar (47mm) is the clear pick on raw spec strength, leading by 11.2 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.

The Apex 2 doesn't pull ahead on any single popular-comparison spec — its strengths sit in the spec table groups rather than the headline advantages.

Pick the Fenix 8 Solar (47mm) if you care most about gps mode and smartwatch mode. Its strongest claims are gps mode, smartwatch mode, multi-band gps, among others.

There are no meaningful ties on the headline specs — every popular-comparison metric has a winner.

Bottom line: the Fenix 8 Solar (47mm) is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.

Why Coros - Apex 2 wins

  • No decisive advantages.

Why Garmin - Fenix 8 Solar (47mm) wins

  • ▲GPS mode — 131.11% more. 104 h vs 45 h.
  • ▲Smartwatch mode — 64.71% more. 28 days vs 17 days.
  • ▲Has Multi-band GPS.
  • ▲Has Solar charging.
  • ▲Has ECG.
Full readout

Spec comparison

GPS & Sensors

SpecCoros - Apex 2Garmin - Fenix 8 Solar (47mm)
Multi-band GPSfalsetruelead
Barometric altimetertruetrue
Heart ratetruetrue
ECGfalsetruelead
Pulse Oxtruetrue

Battery

SpecCoros - Apex 2Garmin - Fenix 8 Solar (47mm)
Smartwatch mode17 days28 dayslead
GPS mode45 h104 hlead
Solar chargingfalsetruelead

Design

SpecCoros - Apex 2Garmin - Fenix 8 Solar (47mm)
Case size43 mm47 mmlead
Weight53 glead82 g
Water resistanceⓘ5 ATM10 ATMlead
Drill down

Spec-level deep dives

Multi-band GPS→Barometric altimeter→Heart rate→ECG→Pulse Ox→Smartwatch mode→GPS mode→Solar charging→Case size→Weight→Water resistance→
By manufacturer

More from the same brands

Coros →4
Garmin →4

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