Soundbars / Compare

Samsung HW-B400F vs TCL S45H

A

Product A: Samsung

HW-B400F

43 of 98 known

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B

Product B: TCL

S45H

51 of 98 known

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All 98 fields

Every value links to where we found it.

Only differences

ASamsung HW-B400F

BTCL S45H

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.

2.01Maker product pageus.tcl.com/products/tcl-s45h-s-class-2-0-channel-sound-bar-with-dolby-atmos-dts-virtual-x-and-bluetooth-music-streamingRead 15 October 2026Spec table description: 2.0 Channel Soundbar System. The feature list says 2.0 Channel S Class Sound Bar.

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

21Maker product pageus.tcl.com/products/tcl-s45h-s-class-2-0-channel-sound-bar-with-dolby-atmos-dts-virtual-x-and-bluetooth-music-streamingRead 15 October 2026Spec table: Total Speakers 2.

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

21Maker product pageus.tcl.com/products/tcl-s45h-s-class-2-0-channel-sound-bar-with-dolby-atmos-dts-virtual-x-and-bluetooth-music-streamingRead 15 October 2026Spec table: Total Speakers 2 for a system with no subwoofer. Driver sizes and layout are not published.

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

05Press articlegstylemag.com/2024/05/15/tcl-2024-sound-bars-dolby-atmosRead 15 October 2026Release text: all new TCL sound bars feature Dolby Atmos, with the new Q Class models also including up-firing drivers. The S Class S45H is a 2.0 bar with a built-in bass reflex port.

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.

Not available

Not available

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

No2Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6031214/S45H-US_UM_V2.1_20251230.pdfRead 15 October 2026What's in the box lists no subwoofer. The product is the 2.0 channel bar. The S55H is the model with a wireless subwoofer.

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

02Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6031214/S45H-US_UM_V2.1_20251230.pdfRead 15 October 2026Box contents list no rear speakers.

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

Not available

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

Not available

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

24.5W2Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6031214/S45H-US_UM_V2.1_20251230.pdfRead 15 October 2026Specifications: FTC Power Output Rating 24.5 W, impedance 8 ohm. Distortion is not stated. The rating covers the sound bar, which is the whole system.

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

100W1Maker product pageus.tcl.com/products/tcl-s45h-s-class-2-0-channel-sound-bar-with-dolby-atmos-dts-virtual-x-and-bluetooth-music-streamingRead 15 October 2026Spec table Total Audio Power 100 and the feature list says up to 100 Watts Total Power. No rating conditions or RMS label are given. The EU S45HE is listed by retailers at 50 W and is a separate model.

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

180Hz2Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6031214/S45H-US_UM_V2.1_20251230.pdfRead 15 October 2026Specifications: sound bar frequency response 180Hz-20KHz. There is no subwoofer, so the bar range is the system range. Bass comes from a built-in bass reflex port.

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

Not available

20kHz2Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6031214/S45H-US_UM_V2.1_20251230.pdfRead 15 October 2026Specifications: sound bar frequency response 180Hz-20KHz. No tolerance is stated.

Audio formats

4 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 pageus.tcl.com/products/tcl-s45h-s-class-2-0-channel-sound-bar-with-dolby-atmos-dts-virtual-x-and-bluetooth-music-streamingRead 15 October 2026Spec table Dolby Processing: Dolby Atmos. The sheet lists two speakers and no height channel, so this is processing for a stereo bar.

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

Not available

Not available

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 Atmos1Maker product pageus.tcl.com/products/tcl-s45h-s-class-2-0-channel-sound-bar-with-dolby-atmos-dts-virtual-x-and-bluetooth-music-streamingRead 15 October 2026Spec table Dolby Processing: Dolby Atmos. DTS Virtual:X is listed as a processing feature, not as a decoded format.

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.

Not available

Not available

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, WMA, WAV, FLAC2Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6031214/S45H-US_UM_V2.1_20251230.pdfRead 15 October 2026USB playback supports MP3, WMA, WAV and FLAC on devices up to 64 GB, within 5 folder levels.

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

4 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.

BTCL S45H

Connector	Count	Role
HDMI	1	HDMI eARC/ARC connection to the TV
Optical	1	Digital optical audio input
3.5 mm audio	1	AUX audio input
USB-A	1	Music playback and firmware update, 5 V 500 mA max
AC power	1	Detachable AC power cord input

Source2Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6031214/S45H-US_UM_V2.1_20251230.pdfRead 15 October 2026Overview of the Sound Bar: AC input, AUX, HDMI (eARC), optical and USB Type A. USB is 5 V 500 mA max and is also used for firmware updates.

HDMI ARC

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

Yes2Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6031214/S45H-US_UM_V2.1_20251230.pdfRead 15 October 2026The manual says to connect the HDMI eARC connector to the TV HDMI (eARC/ARC) connector.

HDMI eARC

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

Yes1Maker product pageus.tcl.com/products/tcl-s45h-s-class-2-0-channel-sound-bar-with-dolby-atmos-dts-virtual-x-and-bluetooth-music-streamingRead 15 October 2026Spec table lists HDMI eARC with the value 2.0. The meaning of 2.0 is not explained, so no port version is stored. The manual calls the port HDMI eARC/ARC.

HDMI-CEC

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

Yes2Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6031214/S45H-US_UM_V2.1_20251230.pdfRead 15 October 2026Manual tells the user to enable CEC on the TV for the HDMI eARC connection.

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

No1Maker product pageus.tcl.com/products/tcl-s45h-s-class-2-0-channel-sound-bar-with-dolby-atmos-dts-virtual-x-and-bluetooth-music-streamingRead 15 October 2026Spec table: HDMI Input No. The only HDMI connector is the eARC connection to the TV.

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

Not available

Not available

HDR passthrough formats

Not available

Not available

VRR passthrough

Not available

Not available

ALLM passthrough

Not available

Not available

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

Yes2Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6031214/S45H-US_UM_V2.1_20251230.pdfRead 15 October 2026Specifications: Bluetooth with A2DP and AVRCP.

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

5.21Maker product pageus.tcl.com/products/tcl-s45h-s-class-2-0-channel-sound-bar-with-dolby-atmos-dts-virtual-x-and-bluetooth-music-streamingRead 15 October 2026Spec table: Bluetooth Version 5.2. The manual agrees.2Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6031214/S45H-US_UM_V2.1_20251230.pdfRead 15 October 2026Specifications: Bluetooth version 5.2. No codec list is published.

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

Not available

Not available

Wi-Fi

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

Not available

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

Not available

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

Not available

Not available

Streaming and control

2 of 8 differ

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

Not available

Not available

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

Not available

Not available

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

Not available

Not available

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

Not available

Companion apps

Not available

TCL Home2Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6031214/S45H-US_UM_V2.1_20251230.pdfRead 15 October 2026The sound bar can be fully controlled via the TCL Home App.

Companion app platforms

Not available

iOS, Android4Maker product pagesupport.tcl.com/en_US/tcl-home-app-overviewRead 15 October 2026TCL support page says the TCL Home app runs on iOS 10.0 or higher and Android 5.0 or higher. The page does not name sound bars. The S45H manual says to control the sound bar with the TCL Home App from the app stores.

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

Not available

Not available

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

Yes2Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6031214/S45H-US_UM_V2.1_20251230.pdfRead 15 October 2026What's in the box shows a remote control with 2 AAA batteries. The remote is described in Overview of the Remote Control.

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, Movie, Music, Voice, Game, Sports1Maker product pageus.tcl.com/products/tcl-s45h-s-class-2-0-channel-sound-bar-with-dolby-atmos-dts-virtual-x-and-bluetooth-music-streamingRead 15 October 2026Spec table EQ Settings: Standard, Movie, Music, Voice, Game, Sports.2Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6031214/S45H-US_UM_V2.1_20251230.pdfRead 15 October 2026Remote cycles Standard, Movie, Music, Voice, Game and Sports. Surround Enhance and Voice Enhance levels are separate.

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 pageus.tcl.com/products/tcl-s45h-s-class-2-0-channel-sound-bar-with-dolby-atmos-dts-virtual-x-and-bluetooth-music-streamingRead 15 October 2026Feature list: Ai Sonic Auto Room Calibration that tailors the sound to the room. The manual says scenes take effect only after being set in the TCL Home app.

Room calibration system

Not available

TCL AI Sonic-Adaptation1Maker product pageus.tcl.com/products/tcl-s45h-s-class-2-0-channel-sound-bar-with-dolby-atmos-dts-virtual-x-and-bluetooth-music-streamingRead 15 October 2026Spec table Room Calibration: TCL Ai Sonic. The manual names the remote menu AI Sonic-Adaptation.2Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6031214/S45H-US_UM_V2.1_20251230.pdfRead 15 October 2026Remote key opens the AI Sonic-Adaptation menu with Position 1, 2, 3 and OFF scenes. Scenes take effect only after being set in the TCL Home app.

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

Yes2Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6031214/S45H-US_UM_V2.1_20251230.pdfRead 15 October 2026Voice sound mode and a Voice Enhance key on the remote.

Night mode

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

Yes2Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6031214/S45H-US_UM_V2.1_20251230.pdfRead 15 October 2026Night Mode key on the remote.

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, Treble2Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6031214/S45H-US_UM_V2.1_20251230.pdfRead 15 October 2026Treble and bass keys on the remote.

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

Not available

TCL Tutti Choral2Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6031214/S45H-US_UM_V2.1_20251230.pdfRead 15 October 2026TCL Tutti Choral adds an Internal Speaker+Sound Bar (HDMI) TV output option. It works with some TCL TVs only.

Power

2 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.

38W2Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6031214/S45H-US_UM_V2.1_20251230.pdfRead 15 October 2026Specifications: power consumption 38W.

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.

0.5W2Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6031214/S45H-US_UM_V2.1_20251230.pdfRead 15 October 2026Published as < 0.5 W after a 3 second long press of the power button. The manual also lists < 2 W with the TCL Home app on after 19 minutes without signal. That figure is not stored as networked standby.

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

Not available

Not available

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

Not available

AC 100-240 V, 50/60 Hz, with a detachable AC power cord.2Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6031214/S45H-US_UM_V2.1_20251230.pdfRead 15 October 2026Specifications: Power Supply AC 100-240V 50/60Hz. The product page spec table lists the power cord as Detachable, 14V/2.0A, which the manual does not explain.

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

None of 8 known

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.

Not available

Not available

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.

Not available

Not available

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

Not available

Not available

Dimensions and weight

4 of 6 differ

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.

Width810Height59.9Depth98mm(31.9 × 2.4 × 3.9 in)2Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6031214/S45H-US_UM_V2.1_20251230.pdfRead 15 October 2026Published as 31.89 x 2.36 x 3.86 in (W x H x D). Converted exactly and rounded to 0.1 mm. The S55H manual lists the same bar size.

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.

2,046g(4.5 lb)2Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6031214/S45H-US_UM_V2.1_20251230.pdfRead 15 October 2026Published as 4.51 lbs. Converted exactly and rounded to 1 g.

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.

Width925.1Height150.1Depth163.1mm(36.4 × 5.9 × 6.4 in)1Maker product pageus.tcl.com/products/tcl-s45h-s-class-2-0-channel-sound-bar-with-dolby-atmos-dts-virtual-x-and-bluetooth-music-streamingRead 15 October 2026Spec table Package Size (WxHxD) 36.42 x 5.91 x 6.42 in. Converted exactly and rounded to 0.1 mm.

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.

3,075g(6.8 lb)1Maker product pageus.tcl.com/products/tcl-s45h-s-class-2-0-channel-sound-bar-with-dolby-atmos-dts-virtual-x-and-bluetooth-music-streamingRead 15 October 2026Spec table Package Weight 6.78 lbs. Converted exactly and rounded to 1 g.

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 pageus.tcl.com/products/tcl-s45h-s-class-2-0-channel-sound-bar-with-dolby-atmos-dts-virtual-x-and-bluetooth-music-streamingRead 15 October 2026Spec table: Wall Mountable Yes.

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.

Sound bar, HDMI cable, Remote control, 2 AAA batteries, Power cord, 2 wall anchors, 2 wall mount brackets, 2 wall mounting screws (M5 x 40 mm), Wall mount template, Warranty card, Manual2Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6031214/S45H-US_UM_V2.1_20251230.pdfRead 15 October 2026Manual What's in the box. The product page spec table also lists an RCA 3.5 mm cable as Yes, which the manual does not show. The manual says the audio cable is not supplied. The cable is left out.

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 pageus.tcl.com/products/tcl-s45h-s-class-2-0-channel-sound-bar-with-dolby-atmos-dts-virtual-x-and-bluetooth-music-streamingRead 15 October 2026Spec table: Wall Mount kit Yes. The manual shows 2 brackets, 2 screws, 2 anchors and a template.2Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6031214/S45H-US_UM_V2.1_20251230.pdfRead 15 October 2026Manual wall mount steps use the supplied template, brackets, anchors and M5 x 40 mm screws.

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.

Yes1Maker product pageus.tcl.com/products/tcl-s45h-s-class-2-0-channel-sound-bar-with-dolby-atmos-dts-virtual-x-and-bluetooth-music-streamingRead 15 October 2026Feature list says free HDMI cable. The manual box contents show an HDMI cable.2Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6031214/S45H-US_UM_V2.1_20251230.pdfRead 15 October 2026Box contents show an HDMI cable.

Optical cable included

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

No1Maker product pageus.tcl.com/products/tcl-s45h-s-class-2-0-channel-sound-bar-with-dolby-atmos-dts-virtual-x-and-bluetooth-music-streamingRead 15 October 2026Spec table: Optical Cable No.

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

S Class1Maker product pageus.tcl.com/products/tcl-s45h-s-class-2-0-channel-sound-bar-with-dolby-atmos-dts-virtual-x-and-bluetooth-music-streamingRead 15 October 2026Spec table title: TCL S Class - S45H.

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.

S45H1Maker product pageus.tcl.com/products/tcl-s45h-s-class-2-0-channel-sound-bar-with-dolby-atmos-dts-virtual-x-and-bluetooth-music-streamingRead 15 October 2026

GTIN / EAN

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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

13 May 20246Press articleaphnetworks.com/news/28662-tcl-reveals-2024-soundbars-dolby-atmos-and-auto-calibrationRead 15 October 2026Article of 2024-05-13, quoting CNET, reports the TCL announcement of the S45H and S55H.

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 pageus.tcl.com/products/tcl-s45h-s-class-2-0-channel-sound-bar-with-dolby-atmos-dts-virtual-x-and-bluetooth-music-streamingRead 15 October 2026The TCL USA store offers the soundbar at 79.99 USD. The current price is not a launch price.

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.

$179.995Press articlegstylemag.com/2024/05/15/tcl-2024-sound-bars-dolby-atmosRead 15 October 2026The S45H is now available for 179.99 USD MSRP. US price, tax treatment not stated.

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

US5Press articlegstylemag.com/2024/05/15/tcl-2024-sound-bars-dolby-atmosRead 15 October 2026US launch.

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.

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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

us.tcl.com/products/tcl-s45h-s-class-2-0-channel-sound-bar-with-dolby-atmos-dts-virtual-x-and-bluetooth-music-streaming1Maker product pageus.tcl.com/products/tcl-s45h-s-class-2-0-channel-sound-bar-with-dolby-atmos-dts-virtual-x-and-bluetooth-music-streamingRead 15 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.

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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

static.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6031214/S45H-US_UM_V2.1_20251230.pdf2Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6031214/S45H-US_UM_V2.1_20251230.pdfRead 15 October 2026S45H-US_UM_V2.1, dated 2025-12-30.

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.

Not available

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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.

1year3Maker product pagetclusa.helpjuice.com/tcl-sound-bar-warranty-informationRead 15 October 2026TCL North America sound bar warranty: one year for parts and labor for non-commercial use, for units bought new from an authorized dealer in the US or Canada.

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