Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Samsung - HW-Q800D | Samsung - HW-S800D |
|---|---|---|
| Total power | 360 W | 330 W |
| eARC | true | false |
Between the HW-Q800D and HW-S800D, the HW-Q800D comes out ahead in total power / earc, while the HW-S800D wins on several specs. Overall, the HW-Q800D scores 83 and the HW-S800D scores 72.9 on our Mars Score.
Which should you buy?
The HW-Q800D is the clear pick on raw spec strength, leading by 10.1 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 HW-Q800D if you care most about total power / earc. The biggest gaps in its favor are total power, earc. The single most decisive one: Total power — 9.09% more. 360 W vs 330 W.
The HW-S800D similarly does not carry a headline advantage on the popular specs — look at the full table for category-specific deltas.
Both ship with comparable dolby atmos, subwoofer included, 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 Samsung - HW-S800D?
Samsung - HW-Q800D leads the current Mars Score by 10.1 points.The more useful decision is the trade-off behind that result: compare total power against the way you will actually use the product.
Choose Samsung - HW-Q800D if…
Samsung - HW-Q800D has the measurable edge on total w, has earc.
Choose Samsung - HW-S800D if…
Samsung - HW-S800D does not lead a decisive measured field here, so choose it for price, ecosystem, design, or availability when those matter more to you.
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
- ▲Total power — 9.09% more. 360 W vs 330 W.
- ▲Has eARC.
Why Samsung - HW-S800D wins
- No decisive advantages.
Spec comparison
Audio
| Spec | Samsung - HW-Q800D | Samsung - HW-S800D |
|---|---|---|
| Channels | 5.1.2 | 3.1.2 |
| Total power | 360 Wlead | 330 W |
| Dolby Atmosⓘ | true | true |
| DTS:X | truelead | false |
Connectivity
| Spec | Samsung - HW-Q800D | Samsung - HW-S800D |
|---|---|---|
| HDMI inputs | 1lead | 0 |
| eARCⓘ | truelead | false |
| Subwoofer included | true | true |