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 80.7 and the Boombox 3 scores 87.5 on our Mars Score.
Which should you buy?
The Boombox 3 edges ahead on the Mars Score (80.7 vs 87.5), but the 6.8-point gap is small enough that the right pick comes down to which spec advantages matter to you.
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 6.8 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 |