Marshall - Emberton III vs Sonos - Era 100 Portable (rumored)
Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Marshall - Emberton III | Sonos - Era 100 Portable (rumored) |
|---|---|---|
| Battery | 32 h | 12 h |
| Low-end response | 60 Hz | 55 Hz |
| Water resistance | IP67 | IP55 |
| Output power | 20 W |
Between the Emberton III and Era 100 Portable (rumored), the Emberton III comes out ahead in battery / water resistance, while the Era 100 Portable (rumored) wins on low-end response. Overall, the Emberton III scores 79.3 and the Era 100 Portable (rumored) scores 68.7 on our Mars Score.
Which should you buy?
The Emberton III is the clear pick on raw spec strength, leading by 10.6 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.
Pick the Emberton III if you care most about battery / water resistance. The biggest gaps in its favor are battery, water resistance, output power. The single most decisive one: Battery — 166.67% more. 32 h vs 12 h.
Pick the Era 100 Portable (rumored) if you care most about low-end response. Its strongest claims are low-end response. The single most decisive one: Low-end response — 5.00 Hz less. 55 vs 60.
Both ship with comparable stereo pairing, so those specs do not separate the two — focus on the differences below.
Bottom line: the Emberton III 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: Marshall - Emberton III or Sonos - Era 100 Portable (rumored)?
Marshall - Emberton III leads the current Mars Score by 10.6 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, output w.
Choose Sonos - Era 100 Portable (rumored) if…
Sonos - Era 100 Portable (rumored) has the measurable edge on 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 — 166.67% more. 32 h vs 12 h.
- ▲Water resistance: IP67 (vs IP55).
- ▲Output power: 20 W vs W.
Why Sonos - Era 100 Portable (rumored) wins
- ▲Low-end response — 5.00 Hz less. 55 vs 60.
Spec comparison
Audio
| Spec | Marshall - Emberton III | Sonos - Era 100 Portable (rumored) |
|---|---|---|
| Output power | 20 Wlead | |
| Low-end response | 60 Hz | 55 Hzlead |
| Stereo pairingⓘ | true | true |
Durability
| Spec | Marshall - Emberton III | Sonos - Era 100 Portable (rumored) |
|---|---|---|
| Water resistanceⓘ | IP67lead | IP55 |
| Weight | 700 glead | 950 g |
Battery
| Spec | Marshall - Emberton III | Sonos - Era 100 Portable (rumored) |
|---|---|---|
| Battery | 32 hlead | 12 h |
| USB out (powerbank) | false | false |