Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Bose - SoundLink Max | JBL - Boombox 3 |
|---|---|---|
| Output power | 120 W | 180 W |
| Battery | 20 h | 24 h |
| Low-end response | 45 Hz | 40 Hz |
Between the SoundLink Max and Boombox 3, the SoundLink Max comes out ahead in several specs, while the Boombox 3 wins on output power / battery. Overall, the SoundLink Max scores 78.1 and the Boombox 3 scores 87.3 on our Mars Score.
Which should you buy?
The Boombox 3 is the clear pick on raw spec strength, leading by 9.2 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.
The SoundLink Max does not pull ahead on any single popular-comparison spec — its strengths sit in the spec-table groups rather than the headline advantages.
Pick the Boombox 3 if you care most about output power / battery. Its strongest claims are output power, battery, low-end response. The single most decisive one: Output power — 50.00% more. 180 W vs 120 W.
Both ship with comparable water resistance, stereo pairing, so those specs do not separate the two — focus on the differences below.
Bottom line: the Boombox 3 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: Bose - SoundLink Max or JBL - Boombox 3?
JBL - Boombox 3 leads the current Mars Score by 9.2 points.The more useful decision is the trade-off behind that result: compare output power, battery against the way you will actually use the product.
Choose Bose - SoundLink Max if…
Bose - SoundLink Max does not lead a decisive measured field here, so choose it for price, ecosystem, design, or availability when those matter more to you.
Choose JBL - Boombox 3 if…
JBL - Boombox 3 has the measurable edge on output w, battery h, 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 Bose - SoundLink Max wins
- No decisive advantages.
Why JBL - Boombox 3 wins
- ▲Output power — 50.00% more. 180 W vs 120 W.
- ▲Battery — 20.00% more. 24 h vs 20 h.
- ▲Low-end response — 5.00 Hz less. 40 vs 45.
Spec comparison
Audio
| Spec | Bose - SoundLink Max | JBL - Boombox 3 |
|---|---|---|
| Output power | 120 W | 180 Wlead |
| Low-end response | 45 Hz | 40 Hzlead |
| Stereo pairingⓘ | true | true |
Durability
| Spec | Bose - SoundLink Max | JBL - Boombox 3 |
|---|---|---|
| Water resistanceⓘ | IP67 | IP67 |
| Weight | 2360 glead | 6500 g |
Battery
| Spec | Bose - SoundLink Max | JBL - Boombox 3 |
|---|---|---|
| Battery | 20 h | 24 hlead |
| USB out (powerbank) | true | true |