Between the PACE 3 and VERTIX 2S, the PACE 3 comes out ahead in several specs, while the VERTIX 2S wins on gps mode and smartwatch mode. Overall, the PACE 3 scores 46.6 and the VERTIX 2S scores 66.9 on our Mars Score.
Which should you buy?
The VERTIX 2S is the clear pick on raw spec strength, leading by 20.3 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 PACE 3 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 VERTIX 2S if you care most about gps mode and smartwatch mode. Its strongest claims are gps mode, smartwatch mode, solar charging.
Both ship with comparable multi-band gps, ecg, 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 - PACE 3 wins
- No decisive advantages.
Why Coros - VERTIX 2S wins
- ▲GPS mode — 210.53% more. 118 h vs 38 h.
- ▲Smartwatch mode — 147.06% more. 42 days vs 17 days.
- ▲Has Solar charging.
Spec comparison
GPS & Sensors
| Spec | Coros - PACE 3 | Coros - VERTIX 2S |
|---|---|---|
| Multi-band GPS | true | true |
| Barometric altimeter | true | true |
| Heart rate | true | true |
| ECG | false | false |
| Pulse Ox | true | true |
Battery
| Spec | Coros - PACE 3 | Coros - VERTIX 2S |
|---|---|---|
| Smartwatch mode | 17 days | 42 dayslead |
| GPS mode | 38 h | 118 hlead |
| Solar charging | false | truelead |
Design
| Spec | Coros - PACE 3 | Coros - VERTIX 2S |
|---|---|---|
| Case size | 42 mm | 50.3 mmlead |
| Weight | 39 glead | 84 g |
| Water resistanceⓘ | 5 ATM | 10 ATMlead |
Spec-level deep dives
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