Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Marshall - Emberton III | Sonos - Move 2 |
|---|---|---|
| Output power | 20 W | 70 W |
| Battery | 32 h | 24 h |
| Low-end response | 60 Hz | 47 Hz |
| Water resistance | IP67 | IP56 |
Between the Emberton III and Move 2, the Emberton III comes out ahead in battery / water resistance, while the Move 2 wins on output power / low-end response. Overall, the Emberton III scores 73.7 and the Move 2 scores 71.5 on our Mars Score.
Which should you buy?
These two are nearly even on the Mars Score (73.7 vs 71.5). The decision is not about overall quality — both clear the bar — it is about which specific trade-offs fit your use.
Pick the Emberton III if you care most about battery / water resistance. The biggest gaps in its favor are battery, water resistance. The single most decisive one: Battery — 33.33% more. 32 h vs 24 h.
Pick the Move 2 if you care most about output power / low-end response. Its strongest claims are output power, low-end response. The single most decisive one: Output power — 250.00% more. 70 W vs 20 W.
Both ship with comparable stereo pairing, so those specs do not separate the two — focus on the differences below.
Bottom line: there is no wrong answer here — match the spec advantages to how you actually use the product. The Mars Score parity says both are well-rounded; the differences are about trade-offs, not quality.
Which should you buy: Marshall - Emberton III or Sonos - Move 2?
Marshall - Emberton III leads the current Mars Score by 2.2 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 Marshall - Emberton III if…
Marshall - Emberton III has the measurable edge on battery h, ip rating.
Choose Sonos - Move 2 if…
Sonos - Move 2 has the measurable edge on output w, frequency low hz.
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 Marshall - Emberton III wins
- ▲Battery — 33.33% more. 32 h vs 24 h.
- ▲Water resistance: IP67 (vs IP56).
Why Sonos - Move 2 wins
- ▲Output power — 250.00% more. 70 W vs 20 W.
- ▲Low-end response — 13.00 Hz less. 47 vs 60.
Spec comparison
Audio
| Spec | Marshall - Emberton III | Sonos - Move 2 |
|---|---|---|
| Output power | 20 W | 70 Wlead |
| Low-end response | 60 Hz | 47 Hzlead |
| Stereo pairingⓘ | true | true |
Durability
| Spec | Marshall - Emberton III | Sonos - Move 2 |
|---|---|---|
| Water resistanceⓘ | IP67lead | IP56 |
| Weight | 700 glead | 3000 g |
Battery
| Spec | Marshall - Emberton III | Sonos - Move 2 |
|---|---|---|
| Battery | 32 hlead | 24 h |
| USB out (powerbank) | false | false |