Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Coros - Apex 2 Pro | Garmin - Enduro 3 |
|---|---|---|
| GPS mode | 75 h | 320 h |
| Smartwatch mode | 30 days | 36 days |
| Solar charging | false | true |
Between the Apex 2 Pro and Enduro 3, the Apex 2 Pro comes out ahead in several specs, while the Enduro 3 wins on gps mode / smartwatch mode. Overall, the Apex 2 Pro scores 74.4 and the Enduro 3 scores 82.6 on our Mars Score.
Which should you buy?
The Enduro 3 is the clear pick on raw spec strength, leading by 8.2 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 Pro does not pull ahead on any single popular-comparison spec — its strengths sit in the spec-table groups rather than the headline advantages.
Pick the Enduro 3 if you care most about gps mode / smartwatch mode. Its strongest claims are gps mode, smartwatch mode, solar charging. The single most decisive one: GPS mode — 326.67% more. 320 h vs 75 h.
Both ship with comparable multi-band gps, ecg, so those specs do not separate the two — focus on the differences below.
Bottom line: the Enduro 3 is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Which should you buy: Coros - Apex 2 Pro or Garmin - Enduro 3?
Garmin - Enduro 3 leads the current Mars Score by 8.2 points.The more useful decision is the trade-off behind that result: compare smartwatch mode, gps mode against the way you will actually use the product.
Choose Coros - Apex 2 Pro if…
Coros - Apex 2 Pro does not lead a decisive measured field here, so choose it for price, ecosystem, design, or availability when those matter more to you.
Choose Garmin - Enduro 3 if…
Garmin - Enduro 3 has the measurable edge on battery gps hours, battery smartwatch days, has solar.
This is a structured comparison of the published catalog values. It is not a claim of identical real-world performance across every workload; use the linked spec drill-downs and methodology page to inspect the inputs.
Why Coros - Apex 2 Pro wins
- No decisive advantages.
Why Garmin - Enduro 3 wins
- ▲GPS mode — 326.67% more. 320 h vs 75 h.
- ▲Smartwatch mode — 20.00% more. 36 days vs 30 days.
- ▲Has Solar charging.
Spec comparison
GPS & Sensors
| Spec | Coros - Apex 2 Pro | Garmin - Enduro 3 |
|---|---|---|
| Multi-band GPS | true | true |
| Barometric altimeter | true | true |
| Heart rate | true | true |
| ECG | false | false |
| Pulse Ox | true | true |
Battery
| Spec | Coros - Apex 2 Pro | Garmin - Enduro 3 |
|---|---|---|
| Smartwatch mode | 30 days | 36 dayslead |
| GPS mode | 75 h | 320 hlead |
| Solar charging | false | truelead |
Design
| Spec | Coros - Apex 2 Pro | Garmin - Enduro 3 |
|---|---|---|
| Case size | 46.1 mm | 51 mmlead |
| Weight | 66 g | 63 glead |
| Water resistanceⓘ | 10 ATM | 10 ATM |