Soundbars / Compare

Samsung HW-B400F vs Samsung HW-QS90H

A

Product A: Samsung

HW-B400F

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B

Product B: Samsung

HW-QS90H

67 of 98 known

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Every value links to where we found it.

Only differences

ASamsung HW-B400F

BSamsung HW-QS90H

Audio system

7 of 17 differ

System channel configurationiMaker-stated channel layout of the exact package, such as 5.1.2. This can include virtual channels. It is not a count of physical drivers. Optional speakers do not count.

2.02Maker spec sheet (PDF)content.abt.com/documents/180302/samsung-soundbar-HW-B400FZA-spec.pdfRead 13 October 2026Sheet lists Number of Channels 2.0 with two front drivers (left, right) and one built-in woofer. Subwoofer and rear speaker sizes are N/A.

7.1.21Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 20267 channels, built-in woofer channel and two height channels. This is the maker channel layout, not a count of discrete enclosures.

Physical drivers in the packageiCount of physical active speaker drivers across the supplied bar, subwoofer and rear speakers. Passive radiators, microphones and virtual channels do not count. A coaxial driver, such as KEF Uni-Q, counts once, as makers count it.

Not available

131Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026General Feature gives 13 speakers. All are built into the bar, with no separate subwoofer or rears supplied.

Physical drivers in the bariCount of physical active speaker drivers in the soundbar alone. Passive radiators and virtual channels do not count. A coaxial driver, such as KEF Uni-Q, counts once, as makers count it.

Not available

131Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026True 7.1.2ch All-in-one Sound states 13 built-in speakers. Four built-in woofers are included in that count.

Up-firing drivers in the packageiPhysical active drivers explicitly firing upwards across the supplied package. Virtual height channels and passive radiators do not count. A driver that fires upwards only when the bar is wall mounted is not counted.

Not available

28Reviewexpertreviews.co.uk/technology/tvs-home-cinema/samsung-qs90h-reviewRead 8 October 2026What you need to know explicitly states two up-firing drivers in the single soundbar. No optional rear drivers counted.

Driver layoutiPublished physical driver layout for the supplied components. A row names one driver type in one component. Do not translate channel count into driver count.

ASamsung HW-B400F

Not available

BSamsung HW-QS90H

Component	Driver type	Count	Orientation
Soundbar	Wide-range speaker	9	Front, side, wide and upward
Soundbar	Built-in woofer	4	Not available

Source4Press releasenews.samsung.com/global/samsung-expands-its-audio-ecosystem-for-2026-with-smarter-multi-device-sound-and-immersive-new-designsRead 8 October 2026Redefining Cinematic Sound section explicitly gives 13 drivers including nine wide-range speakers and Quad Bass Woofers. UK product page describes front-, side-, wide- and up-firing roles. No per-driver diameter is published. Wide-range orientation is aggregated, not an inferred allocation. The two counts sum to 13.

Separate subwoofer includediA separate powered subwoofer is supplied with the reference package. A built-in woofer does not count.

No2Maker spec sheet (PDF)content.abt.com/documents/180302/samsung-soundbar-HW-B400FZA-spec.pdfRead 13 October 2026

No1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026

Included subwoofer connectioniAudio link used by the supplied separate subwoofer. Wireless subwoofers can still require an AC power cable.

Not available

Not available

Included subwoofer driver diameteriPublished diameter of an active driver in the supplied separate subwoofer. Do not use enclosure size or passive radiator size.

Not available

Not available

Rear speakers includediCount of separate rear speaker enclosures supplied with the reference package. Detachable bar ends count when usable as rears. Optional rear speakers do not count.

02Maker spec sheet (PDF)content.abt.com/documents/180302/samsung-soundbar-HW-B400FZA-spec.pdfRead 13 October 2026

01Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026

Included rear speaker connectioniAudio link to the supplied rear speaker enclosures. Their power connection is separate.

Not available

Not available

Detachable rear speakersiThe bar has supplied detachable end sections usable as separate rear speakers.

Not available

No2Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 8 October 2026Page 4 supplied components and page 9 optional SWA-9500S kit. This single-body bar has no detachable rear enclosures.

Compatible optional subwoofersiMaker-named compatible additional subwoofer models. These do not contribute to the reference package layout, dimensions or measurements.

Not available

Not available

Compatible optional rear speakersiMaker-named compatible additional rear speaker models. These do not contribute to the reference package layout, dimensions or measurements.

Not available

SWA-9500S1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026Speaker section explicitly names optional SWA-9500S. Music Studio 7 expansion requires a compatible Samsung TV and Q-Symphony, so it is not listed as a direct rear-speaker kit.

Total RMS audio output poweriMaker-stated RMS or rated continuous amplifier output for the exact supplied package. Peak or unspecified maximum claims do not qualify. Distortion, load and rating conditions belong in the source note. Power consumption is separate.

Not available

Not available

Total peak audio output poweriMaker-stated peak or maximum amplifier output for the exact supplied package. This is separate from RMS or continuous output and from electrical consumption. Rating conditions belong in the source note.

Not available

Not available

Published frequency response lower limitiMaker-published lower limit for the exact supplied package. Tolerance and test conditions belong in the source note. Reviewer extension measurements are separate.

Not available

Not available

Published frequency response upper limitiMaker-published upper limit for the exact supplied package. Tolerance and test conditions belong in the source note.

Not available

Not available

Audio formats

6 of 9 differ

Dolby AtmosiExplicit support for Dolby Atmos playback. Transport codec and connection restrictions belong in source notes.

No2Maker spec sheet (PDF)content.abt.com/documents/180302/samsung-soundbar-HW-B400FZA-spec.pdfRead 13 October 2026

Yes1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026Dolby Atmos and Atmos Music. Wireless Dolby Atmos requires a compatible 2022-2026 Samsung TV. HDMI playback does not require a Samsung TV.

DTS:XiExplicit support for DTS:X playback. Virtual surround processing alone does not establish DTS:X decoding.

Not available

Yes1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026UK feature section explicitly names DTS:X. Confirmed in the exact UK Simple User Guide playback list. Contrary US retailer claims are not used.

Supported audio formatsiAudio formats explicitly decoded by the device. Codec and connection restrictions belong in source notes. Bluetooth codecs and music-file formats are separate.

Dolby Digital, DTS, LPCM2Maker spec sheet (PDF)content.abt.com/documents/180302/samsung-soundbar-HW-B400FZA-spec.pdfRead 13 October 2026Sheet lists Dolby 2ch and DTS 2ch as Yes. Dolby 5.1ch, Dolby Digital Plus, DTS 5.1ch and DTS-HD are No. The manual lists LPCM 2ch, Dolby Digital and DTS.

Dolby Digital, Dolby Digital Plus, Dolby TrueHD, Dolby Atmos, DTS, DTS-HD, DTS-HD Master Audio, DTS:X, LPCM, Eclipsa Audio3Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 8 October 2026Page 2 Supported formats for playback lists Dolby 5.1ch, Dolby Digital Plus, Dolby TrueHD, Atmos, DTS 5.1ch, DTS HD, DTS-HD Master Audio, DTS:X and LPCM 8Ch. LPCM is stored without its 8 channel limit. Eclipsa Audio is explicitly supported by the UK product page. Decoder support is separate from Bluetooth and music-file formats.

Audio formats by connectioniExplicitly supported audio decoding combinations. Max input channels counts decoded input audio channels, including LFE. A 5.1 layout has 6 channels and 7.1 has 8. Output speaker layouts and Atmos objects do not count. Atmos over Dolby Digital Plus and over Dolby TrueHD are separate rows. Format support on one input does not prove support on another.

ASamsung HW-B400F

Not available

BSamsung HW-QS90H

Connection	Format
HDMI input	Dolby Atmos
HDMI input	DTS:X
HDMI ARC	Dolby Atmos
HDMI eARC	Dolby Atmos

Source2Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 8 October 2026Page 10 explicitly supports Atmos over ARC/eARC. Page 13 external HDMI source instructions explicitly name Dolby Atmos and DTS:X. Transport codec and channel maxima are not specified in these rows. General decoder support is not used to infer other input combinations.

Music file formatsiPublished local or network music-file playback formats. Playback route and app restrictions belong in source notes.

MP3, AAC, WAV, FLAC2Maker spec sheet (PDF)content.abt.com/documents/180302/samsung-soundbar-HW-B400FZA-spec.pdfRead 13 October 2026Sheet lists MP3, AAC, FLAC and WAV as Yes. OGG, ALAC and AIFF are No. The manual adds the M4A extension for AAC.

MP3, AAC, OGG, FLAC, WAV, ALAC, AIFF1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026Decoding Format list is the maker music-file list. USB music playback is explicitly unsupported. These are not Bluetooth codecs.

Max wired audio sample rateiHighest explicitly published supported sample rate for decoded wired audio input. Name the exact HDMI, ARC, eARC or optical connection and codec in source notes. This is the published route limit, not proof of a device-wide maximum across all inputs. Local or network music-file limits and Bluetooth do not qualify. A chipset limit is not device evidence.

Not available

Not available

Max music file sample rateiHighest explicitly published supported local or network music-file sample rate. Name the playback route and file format in source notes. This is the published route and format limit, not proof of a device-wide maximum across all music formats. Wired HDMI or optical input and Bluetooth are separate.

192kHz3Owner's manualdownloadcenter.samsung.com/content/UM/202511/20251124043925001/HW-B400F_ZA_WUG_01_ENG_251021.0.pdfRead 13 October 2026USB playback table: WAV (LPCM) and FLAC from 32 kHz to 192 kHz. MP3 and AAC are limited to 48 kHz. Bit depth is not stated.

Not available

Max wired audio bit depthiHighest explicitly published supported bit depth for decoded wired audio input. Name the exact HDMI, ARC, eARC or optical connection and codec in source notes. This is the published route limit, not proof of a device-wide maximum across all inputs. Local or network music-file limits and Bluetooth do not qualify.

Not available

Not available

Max music file bit depthiHighest explicitly published supported local or network music-file bit depth. Name the playback route and file format in source notes. This is the published route and format limit, not proof of a device-wide maximum across all music formats. Wired HDMI or optical input and Bluetooth are separate.

Not available

Not available

Connectivity

11 of 17 differ

Ports on the bariPhysical connectors on the soundbar alone. Record input, output, ARC or eARC, service, subwoofer and power roles explicitly. Count identical connectors per row. Component connectors are described in source notes.

ASamsung HW-B400F

Connector	Count	Role
HDMI	1	TV output with ARC
Optical	1	Digital audio input
USB-A	1	Music playback from a USB storage device
AC power	1	Soundbar power input

Source3Owner's manualdownloadcenter.samsung.com/content/UM/202511/20251124043925001/HW-B400F_ZA_WUG_01_ENG_251021.0.pdfRead 13 October 2026Bottom panel: POWER, HDMI (ARC), DIGITAL AUDIO IN (OPTICAL) and USB (5V 0.5A) for music files.

BSamsung HW-QS90H

Connector	Count	Role
HDMI	1	Audio and video input
HDMI	1	TV video output and ARC/eARC audio return
Optical	1	Digital audio input
USB-A	1	SERVICE firmware updates only
AC power	1	AC mains power input

Source2Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 8 October 2026Page 5 rear-side connector diagram. USB-A shape is visible and the SERVICE description restricts it to firmware updates. There is one HDMI source input, not two.

HDMI ARC

Yes2Maker spec sheet (PDF)content.abt.com/documents/180302/samsung-soundbar-HW-B400FZA-spec.pdfRead 13 October 2026

Yes1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026

HDMI eARC

No2Maker spec sheet (PDF)content.abt.com/documents/180302/samsung-soundbar-HW-B400FZA-spec.pdfRead 13 October 2026

Yes1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026

HDMI-CEC

Yes2Maker spec sheet (PDF)content.abt.com/documents/180302/samsung-soundbar-HW-B400FZA-spec.pdfRead 13 October 2026

Yes1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026

HDMI video passthroughiCan pass video from a dedicated HDMI source input to a television output. ARC or eARC alone does not qualify.

No2Maker spec sheet (PDF)content.abt.com/documents/180302/samsung-soundbar-HW-B400FZA-spec.pdfRead 13 October 2026

Yes1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026

Video passthrough modesiPublished supported passthrough combinations, not inferred maxima at untested resolutions. State chroma, bit depth, HDR and firmware restrictions in source notes.

ASamsung HW-B400F

Not available

BSamsung HW-QS90H

Width (px)	Height (px)	Refresh rate (Hz)
3840	2160	60

Source1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 20264K Video Pass states 60 Hz. Full EU manual page 14 defines UHD as 3840 x 2160p. No lower-resolution maximum is inferred. Manual allows 8-bit RGB/YCbCr 4:4:4, 4:2:2 and 4:2:0, and 10-bit 4:2:2 or 4:2:0. 12-bit and 4K 120 Hz are unsupported.

HDR passthrough formats

Not available

HDR10+1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026

VRR passthrough

Not available

No10Measurementlesnumeriques.com/barre-de-son/samsung-hw-qs90h-p78179/test.htmlRead 8 October 2026Connectivite section explicitly says VRR and ALLM require the higher HW-Q995F, while QS90H input is limited to 4K60. Exact marketed QS90H review, French test unit.

ALLM passthrough

Not available

No10Measurementlesnumeriques.com/barre-de-son/samsung-hw-qs90h-p78179/test.htmlRead 8 October 2026Same connectivity section explicitly distinguishes the QS90H from the higher model supporting VRR/ALLM.

HDCP versioniHighest HDCP version the maker states for an HDMI port of the soundbar, such as 2.3. When the source inputs and the TV output differ, the source input version is stored. A bar with no HDMI input stores the version of its TV output, also when that output carries video from a built-in streaming player.

Not available

Not available

Bluetooth audio inputiCan receive audio from a Bluetooth source. A Bluetooth remote alone does not qualify.

Yes2Maker spec sheet (PDF)content.abt.com/documents/180302/samsung-soundbar-HW-B400FZA-spec.pdfRead 13 October 2026

Yes1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026

Bluetooth versioniPublished version of the soundbar audio connection. An optional remote or detachable rear can use a different version.

4.22Maker spec sheet (PDF)content.abt.com/documents/180302/samsung-soundbar-HW-B400FZA-spec.pdfRead 13 October 2026

5.31Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026

Bluetooth audio codecsiExplicitly supported codecs for received Bluetooth audio. A Bluetooth version alone does not establish a codec.

Not available

SBC2Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 8 October 2026Page 15 explicitly states SBC data at 44.1 kHz and 48 kHz with A2DP. Music-file AAC is not proof of Bluetooth AAC.

Wi-Fi

No2Maker spec sheet (PDF)content.abt.com/documents/180302/samsung-soundbar-HW-B400FZA-spec.pdfRead 13 October 2026

Yes1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026

Wi-Fi standardiPublished Wi-Fi standards for the soundbar, written as 802.11 names without IEEE, such as "802.11a/b/g/n/ac/ax". A Wi-Fi generation is written as its standard, so Wi-Fi 5 is "802.11ac" and Wi-Fi 6 is "802.11ax". Do not infer the standard from frequency bands.

Not available

Not available

Wi-Fi bandsiPublished radio bands, such as 2.4 GHz and 5 GHz.

Not available

2.4 GHz, 5 GHz11Reviewtest-achats.be/hightech/barres-de-son/comparateur/samsung-hw-qs90h/283/129013Read 8 October 2026Public technical specifications state Compatible Wi-Fi Dual band (2.4 and 5GHz): Oui. Highest Wi-Fi protocol is explicitly not indicated. Exact marketed HW-QS90H. The UK manual independently requires 5 GHz for Group Play.

Built-in Ethernet speediRated speed of the built-in port. An optional adapter does not count.

Not available

Not available

Streaming and control

7 of 8 differ

Streaming protocolsiNamed network playback protocols, such as AirPlay 2, Google Cast, Spotify Connect and Tidal Connect. Bluetooth is separate.

Not available

AirPlay 2, Google Cast, Spotify Connect, Tidal Connect, Roon Ready1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026UK Special Feature list supports Chromecast, Spotify Connect, Tidal Connect, Roon Ready and AirPlay. UK Expert Reviews explicitly identifies AirPlay 2. This is UK service support, not every regional SKU.

Voice assistantsiNamed assistants supported by the soundbar. Built-in and external-device routes and market restrictions belong in source notes.

Not available

Amazon Alexa, Google Assistant1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026UK Voice Feature identifies Alexa built-in and Works with Google. Google Assistant uses an external compatible Google device. Bixby is explicitly No on the UK reference.

Built-in microphoneiPhysical microphone in the bar for voice or calibration. An external setup phone or remote microphone does not count.

Not available

Yes2Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 8 October 2026Page 5 microphone control and page 8 SpaceFit Sound Pro microphone analysis.

Microphone mute controliA physical control on the soundbar explicitly disables its built-in voice microphone. State whether this is an electrical switch or software-controlled button when known.

Not available

Yes2Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 8 October 2026Page 5 physical microphone button turns microphone off, indicated by red LED. This is a button, not a documented electrical disconnect switch.

Companion apps

Not available

Samsung Sound, SmartThings2Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 8 October 2026Samsung Sound App network setup on page 15. SmartThings is explicitly supported on the UK product page and UK simple guide.

Companion app platforms

Not available

Android, iOS9Retailer pagebusiness.currys.co.uk/catalogue/tv-entertainment/dvd-blu-ray-home-cinema/soundbars/samsung-hw-qs90h-xu-7-1-2-all-in-one-sound-bar-with-dolby-atmos-dts-x/N524480WRead 8 October 2026App compatibility lists Android and iOS for the exact UK model. The erroneous retailer HDMI x2 input row is not used.

Multiroom audioiCan play synchronised audio with other rooms through a supported network platform. Optional surround expansion alone does not qualify.

Not available

Yes2Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 8 October 2026Page 16 Group Play connects two or more audio devices on the same 5 GHz Wi-Fi network through Samsung Sound. UK page footnote allows up to ten devices. This is network group audio, not optional rear expansion.

Remote includediA separate remote control supplied with the reference package. Phone apps and TV remotes do not count.

Yes2Maker spec sheet (PDF)content.abt.com/documents/180302/samsung-soundbar-HW-B400FZA-spec.pdfRead 13 October 2026

Yes1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026

Sound processing

5 of 7 differ

Sound modes

Standard, Surround2Maker spec sheet (PDF)content.abt.com/documents/180302/samsung-soundbar-HW-B400FZA-spec.pdfRead 13 October 2026Sheet lists Surround Sound Expansion as Yes and Adaptive Sound and Game Mode as No. The manual names the two modes Standard and Surround.

Standard, Surround, Game Pro, AI Adaptive Sound1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026Names follow full EU manual page 7. Product page calls Surround mode Surround Sound Expansion and AI Adaptive Sound Adaptive Sound.

Automatic room calibrationiExplicit acoustic measurement or analysis used to adapt playback to the room. Manual EQ alone does not qualify. Setup phone requirements belong in source notes.

No4Maker product pagesamsung.com/au/audio-devices/soundbar/b400f-black-hw-b400f-xyRead 13 October 2026Page lists SpaceFit Sound Pro as No.

Yes1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026SpaceFit Sound Pro uses a built-in microphone for automatic room analysis. Full manual page 8 confirms automatic optimization.

Room calibration system

Not available

SpaceFit Sound Pro1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026

Dialogue enhancementiA dialogue or voice mode counts, also when the maker lists it as an EQ preset.

Yes2Maker spec sheet (PDF)content.abt.com/documents/180302/samsung-soundbar-HW-B400FZA-spec.pdfRead 13 October 2026

Yes1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026

Night mode

Yes2Maker spec sheet (PDF)content.abt.com/documents/180302/samsung-soundbar-HW-B400FZA-spec.pdfRead 13 October 2026

Yes1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026

Equalizer controlsiPublished user-adjustable EQ controls. Bass and treble controls are distinct from multi-band EQ.

Bass, Treble, Woofer level, 7-band graphic EQ3Owner's manualdownloadcenter.samsung.com/content/UM/202511/20251124043925001/HW-B400F_ZA_WUG_01_ENG_251021.0.pdfRead 13 October 2026Woofer (bass) level -6 to +6. Treble and bass tone control in modes other than Standard. 7-band EQ at 150 Hz, 300 Hz, 600 Hz, 1.2 kHz, 2.5 kHz, 5 kHz and 10 kHz, -6 to +6, in Standard mode only.

Bass, Treble, 7-band EQ2Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 8 October 2026Pages 7-8. Bass/treble controls work outside Standard mode. The seven-band EQ works in Standard mode. Bass and treble run from -6 to +6. The seven bands are 150 Hz, 300 Hz, 600 Hz, 1.2 kHz, 2.5 kHz, 5 kHz and 10 kHz, each -6 to +6. Controls are distinct from per-channel level adjustments.

TV speaker integrationiNamed features allowing compatible television speakers to play with the bar. TV models and connection requirements belong in source notes.

Not available

Q-Symphony1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026

Power

3 of 6 differ

Published operating poweriMaker-published operating electrical consumption of the soundbar alone. Included subwoofer and rear-speaker consumption do not count. Keep workload and method in source notes. Audio amplifier output is separate.

20W5Maker product pagesamsung.com/africa_en/audio-devices/soundbar/b400f-black-hw-b400f-xaRead 13 October 2026Samsung Africa HW-B400F/XA page lists Operating Power Consumption (Main) 20 W. The Australian HW-B400F/XY page lists the same 20 W. These are regional pages. Their gross package size and weight match the US sheet. The US sheet gives no power figure.

65W1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026Operating Power Consumption (Main) is 65 W for the single soundbar. This is electrical draw, not audio output power.

Published standby poweriMaker-published non-networked standby consumption of the bar alone. Networked standby and other components are separate.

0.5W5Maker product pagesamsung.com/africa_en/audio-devices/soundbar/b400f-black-hw-b400f-xaRead 13 October 2026Same page lists Stand-by Power Consumption (Main) 0.5 W. The Australian page lists 0.5 W under Power.

0.5W7Maker spec sheet (PDF)images.samsung.com/is/content/samsung/p6/common/energylabel/common-energylabel-hw-qs90h-xu-standby.pdfRead 8 October 2026Page 1 English Networked Standby Information, row D: standby-mode power consumption 0.5 W. This is separate from row F with all network ports on. Bar-only single-body reference.

Published networked standby poweriMaker-published networked standby consumption of the bar alone. Enabled radio and network conditions belong in source notes.

Not available

2W7Maker spec sheet (PDF)images.samsung.com/is/content/samsung/p6/common/energylabel/common-energylabel-hw-qs90h-xu-standby.pdfRead 8 October 2026Page 1 row F: overall standby consumption 2.0 W with all network ports on. Wi-Fi and Bluetooth rows each state 2.0 W. Auto power down time 20 minutes. This resolves the simple guide overall standby figure versus product-page 0.5 W.

Power supplyiPublished AC input range or external DC adapter arrangement. Electrical input ratings are not operating consumption.

Not available

AC mains power cable2Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 8 October 2026Pages 4 and 9 describe an AC mains power cable directly connected to the soundbar. Numeric input voltage/frequency is not published in the document.

Detachable rear battery lifeiMaker-stated runtime of the supplied detachable rear speakers. Volume, mode and recharge conditions belong in source notes.

Not available

Not available

Detachable rear charge timeiMaker-stated full recharge time of supplied detachable rear speakers. Charging route belongs in source notes.

Not available

Not available

Measured

1 of 8 differ

Low-frequency extension (measured)iReviewer-measured lower extension for the exact tested package. Test threshold, mode, room correction and configuration belong in source notes.

Not available

Not available

High-frequency extension (measured)iReviewer-measured upper extension for the exact tested package. Test threshold and configuration belong in source notes.

Not available

Not available

Max sound pressure (measured)iReviewer-measured maximum sound pressure. Signal, distance, sound mode and supplied or optional speaker configuration belong in source notes.

Not available

Not available

Frequency response deviation (measured)iReviewer-measured standard error against the stated target. Target, averaging range, preset and test method belong in source notes.

Not available

Not available

Measured latencyiReviewer-measured audio latency. Keep source/TV, firmware, codec, synchronisation correction and exact tested speaker configuration in source notes. Negative offsets are valid when the method reports them.

ASamsung HW-B400F

Not available

BSamsung HW-QS90H

Connection	Latency (ms)
Bluetooth	220

Source10Measurementlesnumeriques.com/barre-de-son/samsung-hw-qs90h-p78179/test.htmlRead 8 October 2026Connectivite section explicitly reports 220 ms measured when connecting the bar to a compatible television over Bluetooth. TV model, firmware, Bluetooth codec and sync correction are not disclosed. No optical or HDMI measurement is inferred. French QS90H sample, supplied bar without separate subwoofer/rears.

Operating power (measured)iReviewer-measured operating consumption of the soundbar alone. Optional or supplied external speakers do not count. Workload and enabled radio conditions belong in source notes.

Not available

Not available

Standby power (measured)iReviewer-measured bar-only standby consumption. Network state and test conditions belong in source notes.

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Soundbar weight (measured)iReviewer-measured bar-only weight. Excludes subwoofer, rears, mounting hardware and cables.

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Dimensions and weight

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Soundbar dimensionsiBar alone in its normal tabletop orientation, without detachable rears, wall brackets or external cables. A source that includes detachable ends must use component_dimensions instead. A size labelled L x W x H, as on Amazon, is width x depth x height.

Width641Height66.5Depth107mm(25.2 × 2.6 × 4.2 in)3Owner's manualdownloadcenter.samsung.com/content/UM/202511/20251124043925001/HW-B400F_ZA_WUG_01_ENG_251021.0.pdfRead 13 October 2026Specifications page: 641.0 x 66.5 x 107.0 mm. The manual says dimensions are approximate.

Width1,245Height68.8Depth125mm(49 × 2.7 × 4.9 in)1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026Net Dimension (Main Speaker), normal tabletop orientation. Wall orientation is different.

Soundbar weightiBar alone, without detachable rears, subwoofer, wall brackets or external cables. Source-published masses including detachable ends belong in component_dimensions.

2,100g(4.6 lb)3Owner's manualdownloadcenter.samsung.com/content/UM/202511/20251124043925001/HW-B400F_ZA_WUG_01_ENG_251021.0.pdfRead 13 October 2026Specifications page: 4.6 lbs (2.1 kg). The manual says weight is approximate.

6,700g(14.8 lb)1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026Net Weight (Main Speaker) is 6.7 kg. Exact kg-to-g conversion. Set Weight 8.9 kg describes the package.

Component dimensions and weightiPublished dimensions and mass for named supplied components, including a bar with detachable rears attached when stated. Each row describes one enclosure, not the pair, unless the component label explicitly states a set. Width, height and depth use normal installed orientation.

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Package dimensions

Width928Height120Depth155mm(36.5 × 4.7 × 6.1 in)2Maker spec sheet (PDF)content.abt.com/documents/180302/samsung-soundbar-HW-B400FZA-spec.pdfRead 13 October 2026Sheet packaging 36.54 x 4.72 x 6.1 in. Samsung Australia lists 928 x 120 x 155 mm, which agrees.

Width1,373Height138Depth174mm(54.1 × 5.4 × 6.9 in)1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026

Package weightiShipping package including supplied components and packaging.

2,900g(6.4 lb)2Maker spec sheet (PDF)content.abt.com/documents/180302/samsung-soundbar-HW-B400FZA-spec.pdfRead 13 October 2026Sheet packaging weight 6.4 lb. Samsung Australia lists 2.9 kg gross weight.

8,900g(19.6 lb)1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026UK Set Weight 8.9 kg matches Samsung specification sheet page 2 weight with box. Exact kg-to-g conversion.

Wall mountable

Yes3Owner's manualdownloadcenter.samsung.com/content/UM/202511/20251124043925001/HW-B400F_ZA_WUG_01_ENG_251021.0.pdfRead 13 October 2026Wall supports are built into the back of the bar. Fixing screws are not supplied.

Yes1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026

In the box

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In the box

Soundbar, Remote control, Remote batteries, Optical cable, Power cord3Owner's manualdownloadcenter.samsung.com/content/UM/202511/20251124043925001/HW-B400F_ZA_WUG_01_ENG_251021.0.pdfRead 13 October 2026Components page: soundbar main unit, remote control with batteries, power cord and optical cable.

Soundbar, Remote control, 2 AAA batteries, AC power cable, Wall-mounting guide, Wall-mounting bracket, Holder screw, 2 M4 x L10 screws, 2 wall anchors, 2 M5 x L55 wall screws, 4 rubber feet2Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 8 October 2026Page 4 components, page 6 two AAA batteries. UK simple guide confirms this list. Remote and wall mount are confirmed on the UK page. Regional cable/battery caveat applies. HDMI cable is kept out of this list because the UK guide warns it may not be provided.9Retailer pagebusiness.currys.co.uk/catalogue/tv-entertainment/dvd-blu-ray-home-cinema/soundbars/samsung-hw-qs90h-xu-7-1-2-all-in-one-sound-bar-with-dolby-atmos-dts-x/N524480WRead 8 October 2026Exact UK /XU box-contents list confirms remote control, batteries, power cable and wall mount kit. Battery type/quantity is stated by the maker manual. Retailer power-adapter claim is not used because the maker shows direct AC cable input.

Wall mount hardware includediSupplied bar mounting brackets or mount. Screws alone do not establish that a complete mount is included.

No2Maker spec sheet (PDF)content.abt.com/documents/180302/samsung-soundbar-HW-B400FZA-spec.pdfRead 13 October 2026

Yes1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026

HDMI cable included

No2Maker spec sheet (PDF)content.abt.com/documents/180302/samsung-soundbar-HW-B400FZA-spec.pdfRead 13 October 2026Sheet What's in the box: HDMI cable No, optical cable Yes, wall mount kit No.

Not available

Optical cable included

Yes2Maker spec sheet (PDF)content.abt.com/documents/180302/samsung-soundbar-HW-B400FZA-spec.pdfRead 13 October 2026

No2Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 8 October 2026Pages 10 and 14 explicitly label optical cable sold separately.

General

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Series

B-Series1Maker product pagesamsung.com/us/audio-devices/soundbar/b-series-soundbar-2-1-ch-subwoofer-sku-hw-b400f-zaRead 13 October 2026

Q-Series1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026

Model numbersiMaker identifiers for this exact model and its listed variants. Excludes sibling models and other generations.

HW-B400F/ZA1Maker product pagesamsung.com/us/audio-devices/soundbar/b-series-soundbar-2-1-ch-subwoofer-sku-hw-b400f-zaRead 13 October 2026US page SKU is HW-B400F/ZA.

HW-QS90H/XU1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026UK HW-QS90H/XU reference package. Regional suffixes with different service support are not combined.

GTIN / EAN

Not available

88060990146989Retailer pagebusiness.currys.co.uk/catalogue/tv-entertainment/dvd-blu-ray-home-cinema/soundbars/samsung-hw-qs90h-xu-7-1-2-all-in-one-sound-bar-with-dolby-atmos-dts-x/N524480WRead 8 October 2026Basic Specifications identifies exact UK HW-QS90H/XU and EAN 8806099014698. Samsung Spanish sheet has a different regional EAN.

AnnouncediThe maker's first announcement of this model. This is separate from first retail availability.

15 April 20256Press releasenews.samsung.com/us/samsung-debuts-2025-soundbars-new-designs-improved-bass-enhanced-aiRead 13 October 2026

28 December 20254Press releasenews.samsung.com/global/samsung-expands-its-audio-ecosystem-for-2026-with-smarter-multi-device-sound-and-immersive-new-designsRead 8 October 2026Global announcement dated Korea December 28, 2025. Regional stories dated December 29 are later republications.

Status

Available1Maker product pagesamsung.com/us/audio-devices/soundbar/b-series-soundbar-2-1-ch-subwoofer-sku-hw-b400f-zaRead 13 October 2026US maker page offers the model with add to cart. Current page price is $139.99, which is not the launch price.

Available1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026UK maker page has a Where to buy route and describes the model as now available. May 2026 maker launch also confirms retail launch.

PredecessoriThe model this one directly replaced, in the same line, tier and size, as the maker or a trusted review names it.

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SuccessoriThe model that directly replaced this one, in the same line, tier and size. A revision such as a Slim or OLED model does not count when a next generation exists.

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Launch price (US)iThe maker's US launch MSRP for the stated configuration, excluding tax. Current store prices and later discounts do not qualify.

$1196Press releasenews.samsung.com/us/samsung-debuts-2025-soundbars-new-designs-improved-bass-enhanced-aiRead 13 October 2026US press release gives MSRP $119 for the HW-B400F, excluding sales tax.

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Launch price (EU)iThe maker's euro launch price for the stated configuration, including VAT as published. Current store prices and later discounts do not qualify.

Not available

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MarketsiISO country or region codes where this exact model or variant is sold. A source page's language does not establish availability.

US1Maker product pagesamsung.com/us/audio-devices/soundbar/b-series-soundbar-2-1-ch-subwoofer-sku-hw-b400f-zaRead 13 October 2026

GB1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026

ColoursiThe maker's own colour names

Titan Black4Maker product pagesamsung.com/au/audio-devices/soundbar/b400f-black-hw-b400f-xyRead 13 October 2026Australian page lists the colour as Titan Black. The US colour name is not stated on the US page.

Graphite Black1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026

Links

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Product page

www.samsung.com/us/audio-devices/soundbar/b-series-soundbar-2-1-ch-subwoofer-sku-hw-b400f-za1Maker product pagesamsung.com/us/audio-devices/soundbar/b-series-soundbar-2-1-ch-subwoofer-sku-hw-b400f-zaRead 13 October 2026

www.samsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xu1Maker product pagesamsung.com/uk/audio-devices/soundbar/qs90h-black-hw-qs90h-xuRead 8 October 2026

Spec sheet

content.abt.com/documents/180302/samsung-soundbar-HW-B400FZA-spec.pdf2Maker spec sheet (PDF)content.abt.com/documents/180302/samsung-soundbar-HW-B400FZA-spec.pdfRead 13 October 2026Samsung US spec sheet for HW-B400F/ZA, hosted as a copy by the retailer Abt. The maker's own copy was not found.

www.supersonido.es/media/productos/59259/docs/documento-28683.pdf6Maker spec sheet (PDF)supersonido.es/media/productos/59259/docs/documento-28683.pdfRead 8 October 2026Samsung Spain 2026 HW-QS90H product sheet hosted by Supersonido. Page 2 has EAN 8806099013493 for the /XC region, not the UK /XU GTIN. This document was opened and visually checked. Its unqualified 330 W output is not stored as RMS or peak.

Manual

downloadcenter.samsung.com/content/UM/202511/20251124043925001/HW-B400F_ZA_WUG_01_ENG_251021.0.pdf3Owner's manualdownloadcenter.samsung.com/content/UM/202511/20251124043925001/HW-B400F_ZA_WUG_01_ENG_251021.0.pdfRead 13 October 2026

org.downloadcenter.samsung.com/downloadfile/ContentsFile.aspx2Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 8 October 2026Samsung UK support download for HW-QS90H/XU. EU user guide AH81-18516B-00, version 260423.0. Also covers sibling QS95H/QS95GH. Only the exact QS90H functions confirmed on the UK page are used.

EPREL registration numberiId in the EU energy label database. Each size or model of a series has its own id, so it is per variant.

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Warranty

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Manufacturer warranty (source market)iThe maker's warranty period for the exact SKU or configuration and market named in the source note. It applies only to that stated market, not every regional variant. Statutory consumer rights are excluded. The base term is stored. An extension that needs registration goes in the source note.

1year3Owner's manualdownloadcenter.samsung.com/content/UM/202511/20251124043925001/HW-B400F_ZA_WUG_01_ENG_251021.0.pdfRead 13 October 2026US limited warranty: one year parts and labor. 90 days for commercial use.

1year3Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 8 October 2026Page 2 UK/EIRE warranty statement: twelve months from original purchase against defective materials and workmanship. UK HW-QS90H/XU reference only. Retailer extended cover and statutory rights excluded.

Both are also in the API. Back to all soundbars.