Between the Flip 7 and BOOM 4, the Flip 7 comes out ahead in low-end response and water resistance, while the BOOM 4 wins on battery. Overall, the Flip 7 scores 54.5 and the BOOM 4 scores 53.5 on our Mars Score.
Which should you buy?
These two are nearly even on the Mars Score (54.5 vs 53.5). The decision isn't about overall quality — both clear the bar — it's about which specific trade-offs fit your use.
Pick the Flip 7 if you care most about low-end response and water resistance. The biggest gaps in its favor are low-end response, water resistance, output power.
Pick the BOOM 4 if you care most about battery. Its strongest claims are battery.
Both ship with comparable stereo pairing, so those specs don't 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 tells you both are well-rounded; the differences are about trade-offs, not quality.
Why JBL - Flip 7 wins
- ▲Low-end response — 30.00 Hz less. 60 vs 90.
- ▲Water resistance: IP68 (vs IP67).
- ▲Output power: 35 W vs 0 W.
Why Logitech - BOOM 4 wins
- ▲Battery — 25.00% more. 20 h vs 16 h.
Spec comparison
Audio
| Spec | JBL - Flip 7 | Logitech - BOOM 4 |
|---|---|---|
| Output power | 35 Wlead | 0 W |
| Low-end response | 60 Hzlead | 90 Hz |
| Stereo pairing | true | true |
Durability
| Spec | JBL - Flip 7 | Logitech - BOOM 4 |
|---|---|---|
| Water resistanceⓘ | IP68lead | IP67 |
| Weight | 560 glead | 646 g |
Battery
| Spec | JBL - Flip 7 | Logitech - BOOM 4 |
|---|---|---|
| Battery | 16 h | 20 hlead |
| USB out (powerbank) | false | false |
Frequently asked
Spec-level deep dives
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