Between the VERTIX 2S and epix Pro (Gen 2), the VERTIX 2S comes out ahead in smartwatch mode and gps mode, while the epix Pro (Gen 2) wins on ecg. Overall, the VERTIX 2S scores 66.9 and the epix Pro (Gen 2) scores 49.8 on our Mars Score.
Which should you buy?
The VERTIX 2S is the clear pick on raw spec strength, leading by 17.1 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 VERTIX 2S if you care most about smartwatch mode and gps mode. The biggest gaps in its favor are smartwatch mode, gps mode, solar charging.
Pick the epix Pro (Gen 2) if you care most about ecg. Its strongest claims are ecg.
Both ship with comparable multi-band gps, so those specs don't separate the two — focus on the differences below.
Bottom line: the VERTIX 2S is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why Coros - VERTIX 2S wins
- ▲Smartwatch mode — 162.50% more. 42 days vs 16 days.
- ▲GPS mode — 43.90% more. 118 h vs 82 h.
- ▲Has Solar charging.
Why Garmin - epix Pro (Gen 2) wins
- ▲Has ECG.
Spec comparison
GPS & Sensors
| Spec | Coros - VERTIX 2S | Garmin - epix Pro (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 - VERTIX 2S | Garmin - epix Pro (Gen 2) |
|---|---|---|
| Smartwatch mode | 42 dayslead | 16 days |
| GPS mode | 118 hlead | 82 h |
| Solar charging | truelead | false |
Design
| Spec | Coros - VERTIX 2S | Garmin - epix Pro (Gen 2) |
|---|---|---|
| Case size | 50.3 mmlead | 47 mm |
| Weight | 84 g | 76 glead |
| Water resistanceⓘ | 10 ATM | 10 ATM |
Frequently asked
Spec-level deep dives
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