Between the Apex 2 Pro and MARQ Athlete (Gen 2), the Apex 2 Pro comes out ahead in gps mode and smartwatch mode, while the MARQ Athlete (Gen 2) wins on ecg. Overall, the Apex 2 Pro scores 57.2 and the MARQ Athlete (Gen 2) scores 45.3 on our Mars Score.
Which should you buy?
The Apex 2 Pro is the clear pick on raw spec strength, leading by 11.9 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.
Pick the Apex 2 Pro if you care most about gps mode and smartwatch mode. The biggest gaps in its favor are gps mode, smartwatch mode.
Pick the MARQ Athlete (Gen 2) if you care most about ecg. Its strongest claims are ecg.
Both ship with comparable multi-band gps, solar charging, so those specs don't separate the two — focus on the differences below.
Bottom line: the Apex 2 Pro 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 Pro wins
- ▲GPS mode — 150.00% more. 75 h vs 30 h.
- ▲Smartwatch mode — 87.50% more. 30 days vs 16 days.
Why Garmin - MARQ Athlete (Gen 2) wins
- ▲Has ECG.
Spec comparison
GPS & Sensors
| Spec | Coros - Apex 2 Pro | Garmin - MARQ Athlete (Gen 2) |
|---|---|---|
| Multi-band GPS | true | true |
| Barometric altimeter | true | true |
| Heart rate | true | true |
| ECG | false | truelead |
| Pulse Ox | true | true |
Battery
| Spec | Coros - Apex 2 Pro | Garmin - MARQ Athlete (Gen 2) |
|---|---|---|
| Smartwatch mode | 30 dayslead | 16 days |
| GPS mode | 75 hlead | 30 h |
| Solar charging | false | false |
Design
| Spec | Coros - Apex 2 Pro | Garmin - MARQ Athlete (Gen 2) |
|---|---|---|
| Case size | 46.1 mmlead | 46 mm |
| Weight | 66 glead | 92 g |
| Water resistanceⓘ | 10 ATM | 10 ATM |
Spec-level deep dives
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