Quick takeaway
Marshall Stanmore III leads this matchup 0 to 0 on measured spec rows and by 100 points overall. Marshall Stanmore III is also about $49.01 cheaper at the latest tracked price.
Marshall Stanmore III vs Sonos Roam 2
Choose Marshall Stanmore III if...
Pick Marshall Stanmore III if its current price, brand, or design fits your shortlist better than Sonos Roam 2.
Choose Sonos Roam 2 if...
Pick Sonos Roam 2 if its current price, brand, or design fits your shortlist better than Marshall Stanmore III. It currently costs about $49.01 more, so make sure those wins matter to you.
Side-by-side specs
This is the raw comparison view. It is there for the rows that actually decide the purchase, not just the headline winner badge.
Battery and power
| Spec | Marshall Stanmore III | Sonos Roam 2 |
|---|---|---|
| Battery Life | - | Up to 10 hours |
Connectivity
| Spec | Marshall Stanmore III | Sonos Roam 2 |
|---|---|---|
| Connectivity | Bluetooth + Wi-Fi + AUX | Wi-Fi + AirPlay 2 + Bluetooth |
General
| Spec | Marshall Stanmore III | Sonos Roam 2 |
|---|---|---|
| Brand | Marshall | Sonos |
| Category | Speaker | Speaker |
| Portable | - | Yes |
| Type | Home Bluetooth speaker | Portable Bluetooth speaker |
The verdict
Based on 8 spec comparisons plus user ratings, the Marshall Stanmore III comes out ahead with a stronger overall score.
As an Amazon Associate, VSFinder earns from qualifying purchases.
Comparison FAQ
These answers explain how the score is built, when the lower-scoring option still makes sense, and what to confirm before you buy.
What is the Marshall Stanmore III vs Sonos Roam 2 score measuring?
VSFinder compares 7 visible spec rows, then blends those wins with current price and Amazon rating signals so the page reflects both raw specs and real shopping context.
When does the lower-scoring option still make sense?
The lower-scoring model can still be the better buy if the few areas where it wins line up with how you shop. That matters most when those wins cover the exact features you care about more than the overall leader.
What should I confirm before I buy?
Confirm the live Amazon listing for price and availability, then double-check the few spec rows that matter most to your use case. We currently track $129.99 for Marshall Stanmore III and $179.00 for Sonos Roam 2.