Between the Apex 2 and Ocean, the Apex 2 comes out ahead in smartwatch mode and gps mode, while the Ocean wins on multi-band gps. Overall, the Apex 2 scores 47.2 and the Ocean scores 41.3 on our Mars Score.
Which should you buy?
The Apex 2 edges ahead on the Mars Score (47.2 vs 41.3), but the 5.9-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the Apex 2 if you care most about smartwatch mode and gps mode. The biggest gaps in its favor are smartwatch mode, gps mode.
Pick the Ocean if you care most about multi-band gps. Its strongest claims are multi-band gps.
Both ship with comparable solar charging, ecg, so those specs don't separate the two — focus on the differences below.
Bottom line: the Apex 2 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
- ▲Smartwatch mode — 70.00% more. 17 days vs 10 days.
- ▲GPS mode — 50.00% more. 45 h vs 30 h.
Why Suunto - Ocean wins
- ▲Has Multi-band GPS.
Spec comparison
GPS & Sensors
| Spec | Coros - Apex 2 | Suunto - Ocean |
|---|---|---|
| Multi-band GPS | false | truelead |
| Barometric altimeter | true | true |
| Heart rate | true | true |
| ECG | false | false |
| Pulse Ox | true | true |
Battery
| Spec | Coros - Apex 2 | Suunto - Ocean |
|---|---|---|
| Smartwatch mode | 17 dayslead | 10 days |
| GPS mode | 45 hlead | 30 h |
| Solar charging | false | false |
Design
| Spec | Coros - Apex 2 | Suunto - Ocean |
|---|---|---|
| Case size | 43 mm | 49 mmlead |
| Weight | 53 glead | 78 g |
| Water resistanceⓘ | 5 ATM | 30 ATMlead |
Spec-level deep dives
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