Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Anker - Motion X600 | Logitech - BOOM 4 |
|---|---|---|
| Battery | 12 h | 20 h |
| Low-end response | 60 Hz | 90 Hz |
| Water resistance | IPX7 | IP67 |
| Output power | 50 W | 0 W |
Between the Motion X600 and BOOM 4, the Motion X600 comes out ahead in low-end response / output power, while the BOOM 4 wins on battery / water resistance. Overall, the Motion X600 scores 56.6 and the BOOM 4 scores 65 on our Mars Score.
Which should you buy?
The BOOM 4 is the clear pick on raw spec strength, leading by 8.4 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 Motion X600 if you care most about low-end response / output power. The biggest gaps in its favor are low-end response, output power. The single most decisive one: Low-end response — 30.00 Hz less. 60 vs 90.
Pick the BOOM 4 if you care most about battery / water resistance. Its strongest claims are battery, water resistance. The single most decisive one: Battery — 66.67% more. 20 h vs 12 h.
Both ship with comparable stereo pairing, so those specs do not separate the two — focus on the differences below.
Bottom line: the BOOM 4 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: Anker - Motion X600 or Logitech - BOOM 4?
Logitech - BOOM 4 leads the current Mars Score by 8.4 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 Anker - Motion X600 if…
Anker - Motion X600 has the measurable edge on frequency low hz, output w.
Choose Logitech - BOOM 4 if…
Logitech - BOOM 4 has the measurable edge on battery h, ip rating.
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 Anker - Motion X600 wins
- ▲Low-end response — 30.00 Hz less. 60 vs 90.
- ▲Output power: 50 W vs 0 W.
Why Logitech - BOOM 4 wins
- ▲Battery — 66.67% more. 20 h vs 12 h.
- ▲Water resistance: IP67 (vs IPX7).
Spec comparison
Audio
| Spec | Anker - Motion X600 | Logitech - BOOM 4 |
|---|---|---|
| Output power | 50 Wlead | 0 W |
| Low-end response | 60 Hzlead | 90 Hz |
| Stereo pairingⓘ | true | true |
Durability
| Spec | Anker - Motion X600 | Logitech - BOOM 4 |
|---|---|---|
| Water resistanceⓘ | IPX7 | IP67lead |
| Weight | 1980 g | 646 glead |
Battery
| Spec | Anker - Motion X600 | Logitech - BOOM 4 |
|---|---|---|
| Battery | 12 h | 20 hlead |
| USB out (powerbank) | false | false |