Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Bose - Smart Ultra Soundbar | LG - Éclair QP5 |
|---|---|---|
| Subwoofer included | false | true |
| Total power | 0 W | 320 W |
Between the Smart Ultra Soundbar and Éclair QP5, the Smart Ultra Soundbar comes out ahead in several specs, while the Éclair QP5 wins on subwoofer included / total power. Overall, the Smart Ultra Soundbar scores 68.3 and the Éclair QP5 scores 75.1 on our Mars Score.
Which should you buy?
The Éclair QP5 edges ahead on the Mars Score (68.3 vs 75.1), but the 6.8-point gap is small enough that the right pick comes down to which spec advantages matter to you.
The Smart Ultra Soundbar 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 Éclair QP5 if you care most about subwoofer included / total power. Its strongest claims are subwoofer included, total power. The single most decisive one: Has Subwoofer included.
Both ship with comparable dolby atmos, earc, so those specs do not separate the two — focus on the differences below.
Bottom line: the Éclair QP5 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 - Smart Ultra Soundbar or LG - Éclair QP5?
LG - Éclair QP5 leads the current Mars Score by 6.8 points.The more useful decision is the trade-off behind that result: compare total power, subwoofer included against the way you will actually use the product.
Choose Bose - Smart Ultra Soundbar if…
Bose - Smart Ultra Soundbar does not lead a decisive measured field here, so choose it for price, ecosystem, design, or availability when those matter more to you.
Choose LG - Éclair QP5 if…
LG - Éclair QP5 has the measurable edge on subwoofer included, total w.
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 - Smart Ultra Soundbar wins
- No decisive advantages.
Why LG - Éclair QP5 wins
- ▲Has Subwoofer included.
- ▲Total power: 320 W vs 0 W.
Spec comparison
Audio
| Spec | Bose - Smart Ultra Soundbar | LG - Éclair QP5 |
|---|---|---|
| Channels | 5.1.2 | 3.1.2 |
| Total power | 0 W | 320 Wlead |
| Dolby Atmosⓘ | true | true |
| DTS:X | false | false |
Connectivity
| Spec | Bose - Smart Ultra Soundbar | LG - Éclair QP5 |
|---|---|---|
| HDMI inputs | 1 | 1 |
| eARCⓘ | true | true |
| Subwoofer included | false | truelead |