Sonos Arc Ultra
Best for Premium single-bar Atmos
Typically £829–£919
Check Price on Amazon Paid linkSamsung HW-Q990D
Best for Full surround in one box
Typically £919–£1,399
Check Price on Amazon Paid linkQuick comparison
| Feature | Sonos Arc Ultra | Samsung HW-Q990D |
|---|---|---|
| Verdict | Buy | Buy |
| Typical price | £829–£919 | £919–£1,399 |
| Best for | Premium single-bar Atmos | Full surround in one box |
| Key feature | Big, clear Atmos sound from one bar | Subwoofer and rear speakers included |
| Channels | 9.1.4 | 11.1.4 |
| Connection | HDMI eARC | — |
| Width | About 46 in (117 cm) | — |
| Includes | — | Wireless subwoofer and rear speakers |
| Where to buy | Check Price Paid link | Check Price Paid link |
Main differences
Typical price
Sonos Arc Ultra: £829–£919; Samsung HW-Q990D: £919–£1,399.
Best for
Sonos Arc Ultra: premium single-bar Atmos; Samsung HW-Q990D: full surround in one box.
Standout
Sonos Arc Ultra: big, clear Atmos sound from one bar; Samsung HW-Q990D: subwoofer and rear speakers included.
Channels
Sonos Arc Ultra: 9.1.4; Samsung HW-Q990D: 11.1.4.
Which should you choose?
Choose the Sonos Arc Ultra if you
- want the best all-in-one Dolby Atmos soundbar with excellent dialogue and room to add a sub and rear speakers later
- care most about very clear dialogue
Choose the Samsung HW-Q990D if you
- want true surround sound with a sub and rear speakers in a single purchase, especially with a Samsung TV
- care most about real rear speakers and sub included
Which specifications matter?
Focus on the differences above rather than headline numbers. For more options, see our list of the best soundbars in the uk.
Not sure about either? Consider these
Sonos · Soundbars
Sonos Beam (Gen 2)
Buy it if You want a compact soundbar with clear dialogue for a bedroom or flat TV.
- Verdict
- Buy
- Best for
- Mid-size rooms
- Typical price
- £339–£459
Pros
- Clear dialogue
- Compact size fits under most TVs
Cons
- Atmos effect is virtual
Majority · Soundbars
Majority Bowfell Bluetooth Soundbar
Buy it if You want clearer TV dialogue in a bedroom or small living room for very little money.
- Verdict
- Buy
- Best for
- Budget TV sound
- Typical price
- £39–£49
Pros
- Very low price
- Compact enough for a bedroom TV
Cons
- No subwoofer
Frequently asked questions
Which is better, the Sonos Arc Ultra or the Samsung HW-Q990D?
Choose the Sonos Arc Ultra if you want the best all-in-one Dolby Atmos soundbar with excellent dialogue and room to add a sub and rear speakers later. Choose the Samsung HW-Q990D if you want true surround sound with a sub and rear speakers in a single purchase, especially with a Samsung TV.
Which is better value?
The Sonos Arc Ultra typically costs £829–£919 and the Samsung HW-Q990D typically costs £919–£1,399. The better value depends on which differences above matter to you.