Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Sonos - Roam 2 | Anker - Motion X600 |
|---|---|---|
| Output power | 30 W | 50 W |
| Battery | 10 h | 12 h |
| Water resistance | IP67 | IPX7 |
Between the Roam 2 and Motion X600, the Roam 2 comes out ahead in water resistance, while the Motion X600 wins on output power / battery. Overall, the Roam 2 scores 66 and the Motion X600 scores 60.8 on our Mars Score.
Which should you buy?
The Roam 2 edges ahead on the Mars Score (66 vs 60.8), but the 5.2-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the Roam 2 if you care most about water resistance. The biggest gaps in its favor are water resistance. The single most decisive one: Water resistance: IP67 (vs IPX7).
Pick the Motion X600 if you care most about output power / battery. Its strongest claims are output power, battery. The single most decisive one: Output power — 66.67% more. 50 W vs 30 W.
Both ship with comparable low-end response, stereo pairing, so those specs do not separate the two — focus on the differences below.
Bottom line: the Roam 2 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: Sonos - Roam 2 or Anker - Motion X600?
Sonos - Roam 2 leads the current Mars Score by 5.2 points.The more useful decision is the trade-off behind that result: compare output power, battery, water resistance against the way you will actually use the product.
Choose Sonos - Roam 2 if…
Sonos - Roam 2 has the measurable edge on ip rating.
Choose Anker - Motion X600 if…
Anker - Motion X600 has the measurable edge on output w, battery h.
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 Sonos - Roam 2 wins
- ▲Water resistance: IP67 (vs IPX7).
Why Anker - Motion X600 wins
- ▲Output power — 66.67% more. 50 W vs 30 W.
- ▲Battery — 20.00% more. 12 h vs 10 h.
Spec comparison
Audio
| Spec | Sonos - Roam 2 | Anker - Motion X600 |
|---|---|---|
| Output power | 30 W | 50 Wlead |
| Low-end response | 60 Hz | 60 Hz |
| Stereo pairingⓘ | true | true |
Durability
| Spec | Sonos - Roam 2 | Anker - Motion X600 |
|---|---|---|
| Water resistanceⓘ | IP67lead | IPX7 |
| Weight | 430 glead | 1980 g |
Battery
| Spec | Sonos - Roam 2 | Anker - Motion X600 |
|---|---|---|
| Battery | 10 h | 12 hlead |
| USB out (powerbank) | false | false |