Between the Era 100 Portable (rumored) and Roam 2, the Era 100 Portable (rumored) comes out ahead in battery / low-end response, while the Roam 2 wins on water resistance / output power. Overall, the Era 100 Portable (rumored) scores 44 and the Roam 2 scores 46.6 on our Mars Score.
Which should you buy?
These two are nearly even on the Mars Score (44 vs 46.6). The decision is not about overall quality — both clear the bar — it is about which specific trade-offs fit your use.
Pick the Era 100 Portable (rumored) if you care most about battery / low-end response. The biggest gaps in its favor are battery, low-end response.
Pick the Roam 2 if you care most about water resistance / output power. Its strongest claims are water resistance, output power.
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.
Why Sonos - Era 100 Portable (rumored) wins
- ▲Battery — 20.00% more. 12 h vs 10 h.
- ▲Low-end response — 5.00 Hz less. 55 vs 60.
Why Sonos - Roam 2 wins
- ▲Water resistance: IP67 (vs IP55).
- ▲Output power: 30 W vs 0 W.
Spec comparison
Audio
| Spec | Sonos - Era 100 Portable (rumored) | Sonos - Roam 2 |
|---|---|---|
| Output power | 0 W | 30 Wlead |
| Low-end response | 55 Hzlead | 60 Hz |
| Stereo pairing | true | true |
Durability
| Spec | Sonos - Era 100 Portable (rumored) | Sonos - Roam 2 |
|---|---|---|
| Water resistanceⓘ | IP55 | IP67lead |
| Weight | 950 g | 430 glead |
Battery
| Spec | Sonos - Era 100 Portable (rumored) | Sonos - Roam 2 |
|---|---|---|
| Battery | 12 hlead | 10 h |
| USB out (powerbank) | false | false |
Spec-level deep dives
More from the same brands
vsMars is reader-supported. When you buy through links on our site, we may earn an affiliate commission at no extra cost to you. Learn more.