Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Samsung - HW-Q800D | Sony - Bravia Theater Bar 9 |
|---|---|---|
| Total power | 360 W | 460 W |
| Subwoofer included | true | false |
Between the HW-Q800D and Bravia Theater Bar 9, the HW-Q800D comes out ahead in subwoofer included, while the Bravia Theater Bar 9 wins on total power. Overall, the HW-Q800D scores 83 and the Bravia Theater Bar 9 scores 75.5 on our Mars Score.
Which should you buy?
The HW-Q800D edges ahead on the Mars Score (83 vs 75.5), but the 7.5-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the HW-Q800D if you care most about subwoofer included. The biggest gaps in its favor are subwoofer included. The single most decisive one: Has Subwoofer included.
Pick the Bravia Theater Bar 9 if you care most about total power. Its strongest claims are total power. The single most decisive one: Total power — 27.78% more. 460 W vs 360 W.
Both ship with comparable dolby atmos, earc, so those specs do not separate the two — focus on the differences below.
Bottom line: the HW-Q800D 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: Samsung - HW-Q800D or Sony - Bravia Theater Bar 9?
Samsung - HW-Q800D leads the current Mars Score by 7.5 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 Samsung - HW-Q800D if…
Samsung - HW-Q800D has the measurable edge on subwoofer included.
Choose Sony - Bravia Theater Bar 9 if…
Sony - Bravia Theater Bar 9 has the measurable edge on 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 Samsung - HW-Q800D wins
- ▲Has Subwoofer included.
Why Sony - Bravia Theater Bar 9 wins
- ▲Total power — 27.78% more. 460 W vs 360 W.
Spec comparison
Audio
| Spec | Samsung - HW-Q800D | Sony - Bravia Theater Bar 9 |
|---|---|---|
| Channels | 5.1.2 | 7.0.2 |
| Total power | 360 W | 460 Wlead |
| Dolby Atmosⓘ | true | true |
| DTS:X | true | true |
Connectivity
| Spec | Samsung - HW-Q800D | Sony - Bravia Theater Bar 9 |
|---|---|---|
| HDMI inputs | 1 | 1 |
| eARCⓘ | true | true |
| Subwoofer included | truelead | false |