Soundbars / Compare

TCL S65K vs Yamaha SR-B40A

A

Product A: TCL

S65K

56 of 98 known

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B

Product B: Yamaha

SR-B40A

49 of 98 known

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All 98 fields

Every value links to where we found it.

Only differences

ATCL S65K

BYamaha SR-B40A

Audio system

11 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.

5.11Maker product pageus.tcl.com/products/s65kRead 15 October 2026General feature: Number of Channel 5.1. The product title says 5.1 Channel. The spec sheet system features row says 3.1.2, which is not used.

Not available

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.

75Maker product pagetcl.com/eu/en/soundbar/s65kRead 15 October 2026TCL Europe page for the S65K: Equipped with 7 high-quality drivers and 6 physical channels. The US page does not give a driver count. The EU page names the same model, 5.1 layout and rear speakers. The split between bar, rear speakers and subwoofer is not published.

73Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026

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

63Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026

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.

01Maker product pageus.tcl.com/products/s65kRead 15 October 2026Speaker: Up-Firing Speaker No, Front Wide-firing Speaker No, Side-firing Speaker No.

Not available

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.

ATCL S65K

Component	Driver type	Count	Diameter (mm)
Subwoofer	Woofer	1	165.1

Source1Maker product pageus.tcl.com/products/s65kRead 15 October 2026Overview: wireless subwoofer with 6.5 in driver. The page names a built-in center speaker and a built-in tweeter in the bar but gives no sizes or counts.

BYamaha SR-B40A

Component	Driver type	Count	Diameter (mm)
Soundbar	Full-range cone (front left and right)	4	46
Soundbar	Dome tweeter	2	25
Subwoofer	Cone woofer	1	160

Source3Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026Specifications: sound bar front L/R 4.6 cm cone x 4 and 2.5 cm dome tweeter x 2. Subwoofer 16 cm cone x 1, bass reflex. Converted from the published cm.

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

Yes1Maker product pageus.tcl.com/products/s65kRead 15 October 2026Speaker: Wireless Subwoofer Included Yes.

Yes3Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026

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

Wireless3Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6673890/S65K_QSG_NA.pdfRead 15 October 2026Section 3b: the subwoofer pairs automatically with the sound bar. It needs its own power cord, so only the audio link is wireless.

Wireless3Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026

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

165.1mm1Maker product pageus.tcl.com/products/s65kRead 15 October 2026Speaker: Subwoofer Driver Dimension 6.5 in, which is 165.1 mm. The spec sheet row Subwoofer Driver Dimensions 52 x 86mm does not fit a 6.5 in driver and is not used. The Amazon listing also says woofer diameter 6.5 inches.

160mm3Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026

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.

21Maker product pageus.tcl.com/products/s65kRead 15 October 2026Speaker: Wireless Rear Speaker Included Yes. The quick start guide box list gives the count of 2.3Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6673890/S65K_QSG_NA.pdfRead 15 October 2026What's in the box: Satellite Speaker x 2.

03Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026

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

Wireless3Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6673890/S65K_QSG_NA.pdfRead 15 October 2026Section 3c: the satellite speakers pair automatically with the sound bar, and pairing is by button. They have their own power cord, so only the audio link is wireless.

Not available

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

No3Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6673890/S65K_QSG_NA.pdfRead 15 October 2026What's in the box: the sound bar and the two satellite speakers are separate items. The bar has no detachable end sections.

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

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.

630W1Maker product pageus.tcl.com/products/s65kRead 15 October 2026Audio feature: Maximum Audio Power 630W. The page does not say RMS. Stored as the maximum figure.2Maker spec sheet (PDF)static.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6594843/2026_S65K_Soundbars_SpecSheet.pdfRead 15 October 2026Audio (soundbar): Maximum Audio Power (Watts) 630W. Sound pressure level 95 dB, measured with pink noise at 1 m, C-weighted. The product page says 98 dB.

200W3Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026Maker lists maximum rated output power 50 W x 2 channels for the bar and 100 W for the subwoofer. The Yamaha USA specs page totals 200 W. Rating conditions are not stated.

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

33Hz3Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026Subwoofer 33 Hz to 210 Hz. The maker publishes ranges per component and no single system figure.

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

Not available

22kHz3Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026Front L/R 210 Hz to 22 kHz. Tweeter 9 kHz to 22 kHz. Per component, no tolerance stated.

Audio formats

6 of 9 differ

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

Yes1Maker product pageus.tcl.com/products/s65kRead 15 October 2026Audio feature: Dolby Atmos Yes.

Yes2Maker product pageusa.yamaha.com/products/audio_visual/sound_bar/sr-b40a/specs.htmlRead 13 October 2026Specs page lists Dolby Atmos as the sound technology and Dolby TrueHD, Dolby Digital Plus and Dolby Digital as Yes. DTS Digital Surround is No.

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

Yes1Maker product pageus.tcl.com/products/s65kRead 15 October 2026Audio feature: DTS:X Yes.

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.

PCM, Dolby Surround, Dolby Atmos, DTS, DTS-HD, DTS:X3Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6673890/S65K_QSG_NA.pdfRead 15 October 2026Remote section 6b note: the LED display shows the audio format, such as PCM AUDIO / DOLBY SURROUND / DOLBY ATMOS / DTS / DTS HD / DTS:X, etc. The list ends with etc. and does not tie a format to an input.

Linear PCM, Dolby Digital, Dolby Digital Plus, Dolby TrueHD, Dolby Atmos3Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026

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.

ATCL S65K

Not available

BYamaha SR-B40A

Connection	Format	Max input channels
HDMI eARC	Linear PCM	8
HDMI eARC	Dolby Digital	Not available
HDMI eARC	Dolby Digital Plus	Not available
HDMI eARC	Dolby TrueHD	Not available
HDMI eARC	Dolby Atmos	Not available
HDMI ARC	Linear PCM	2
HDMI ARC	Dolby Digital	Not available
HDMI ARC	Dolby Digital Plus	Not available
HDMI ARC	Dolby Atmos	Not available
Optical	Linear PCM	2
Optical	Dolby Digital	Not available

Source3Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026Supported digital audio signal formats tables. eARC: 2-channel PCM, multichannel PCM up to 7.1 channels (8), and Dolby Digital, TrueHD, Digital Plus and Atmos bitstreams. ARC: 2-channel PCM, Dolby Digital, Digital Plus and Atmos. Optical: 2-channel PCM and Dolby Digital. The tables do not state Atmos transport per format.

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

MP3, WMA, WAV, FLAC1Maker product pageus.tcl.com/products/s65kRead 15 October 2026Decoding format: Audio Format Support MP3, FLAC, WAV. The quick start guide also lists WMA.2Maker spec sheet (PDF)static.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6594843/2026_S65K_Soundbars_SpecSheet.pdfRead 15 October 2026USB feature: Audio Format Support MP3, FLAC, WAV.3Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6673890/S65K_QSG_NA.pdfRead 15 October 2026Section 9 USB: supported audio files MP3, WMA, WAV, FLAC. USB format FAT, FAT32, exFAT, NTFS. Max USB capacity 128 GB.

Not available

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

96kHz3Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026PCM over HDMI eARC, HDMI ARC and optical: up to 96 kHz. Multichannel PCM over eARC also tops out at 96 kHz.

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.

Not available

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

24bits3Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026Same tables: PCM at 16, 20 and 24-bit on eARC, ARC and optical.

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.

ATCL S65K

Connector	Count	Version	Role
HDMI	1	2.1	HDMI eARC/ARC output to the TV
HDMI	1	2.0	HDMI IN for a source device
Optical	1	Not available	Digital audio input
USB-A	1	Not available	Music playback and software update
AC power	1	Not available	Detachable AC power cord input

Source2Maker spec sheet (PDF)static.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6594843/2026_S65K_Soundbars_SpecSheet.pdfRead 15 October 2026Connections: HDMI ARC Yes, HDMI 2.1. HDMI IN Yes. USB Playback Yes. Port roles and the optical input are from the quick start guide.3Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6673890/S65K_QSG_NA.pdfRead 15 October 2026Section 3a overview: AC input, HDMI eARC connector, HDMI IN connector, optical input connector, USB Type A connector. Section 7b: the HDMI IN carries audio from an external device. The product page lists Optical In 0, which the quick start guide and TCL Europe page contradict.4Press releaseus.tcl.com/blogs/press-releases/tcl-launches-s65k-and-s60k-dolby-atmos-soundbarsRead 15 October 2026Feature list: HDMI 2.1 with eARC / HDMI 2.0 and Optical / Bluetooth 5.3. The two HDMI versions are read as the eARC output at 2.1, which the spec sheet also states, and the HDMI IN at 2.0.

BYamaha SR-B40A

Connector	Count	Role
HDMI	1	TV connection with eARC or ARC (HDMI OUT)
Optical	1	Digital audio input
USB-A	1	Firmware update only
AC power	1	Soundbar power input

Source3Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026Specifications: one OPTICAL input, one HDMI OUT/TV (eARC/ARC) and one USB marked UPDATE ONLY. Power cords are listed for the bar and subwoofer.

HDMI ARC

Yes1Maker product pageus.tcl.com/products/s65kRead 15 October 2026Connectivity: HDMI ARC Yes (eARC 2.1).2Maker spec sheet (PDF)static.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6594843/2026_S65K_Soundbars_SpecSheet.pdfRead 15 October 2026Connections: HDMI ARC1 Yes, HDMI 2.1.

Yes3Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026

HDMI eARC

Yes1Maker product pageus.tcl.com/products/s65kRead 15 October 2026Connectivity: HDMI ARC Yes (eARC 2.1).2Maker spec sheet (PDF)static.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6594843/2026_S65K_Soundbars_SpecSheet.pdfRead 15 October 2026The footnote says the TV needs to support HDMI-eARC/ARC. The product page states Yes (eARC 2.1).

Yes3Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026

HDMI-CEC

Yes1Maker product pageus.tcl.com/products/s65kRead 15 October 2026Connectivity: HDMI CEC Yes.2Maker spec sheet (PDF)static.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6594843/2026_S65K_Soundbars_SpecSheet.pdfRead 15 October 2026Footnote 1: requires TV support for HDMI-eARC/ARC and HDMI-CEC.3Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6673890/S65K_QSG_NA.pdfRead 15 October 2026Section 7a: enable CEC on the TV. HDMI CEC ON.

Yes2Maker product pageusa.yamaha.com/products/audio_visual/sound_bar/sr-b40a/specs.htmlRead 13 October 2026

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

Not available

No3Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026The only HDMI connector is the TV output. A device other than a TV cannot be connected with the HDMI cable.

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.

Yes1Maker product pageus.tcl.com/products/s65kRead 15 October 2026Connectivity: Bluetooth Yes (Version 5.3).

Yes3Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026

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

5.31Maker product pageus.tcl.com/products/s65kRead 15 October 2026Connectivity: Bluetooth Yes (Version 5.3).2Maker spec sheet (PDF)static.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6594843/2026_S65K_Soundbars_SpecSheet.pdfRead 15 October 2026Connections: Bluetooth Yes (version 5.3).

5.13Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026Bluetooth Ver 5.1, Class 1, A2DP, sink function only.

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

Not available

SBC, AAC3Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026Sink function: SBC and MPEG4-AAC.

Wi-Fi

No1Maker product pageus.tcl.com/products/s65kRead 15 October 2026Connectivity: Wi-Fi No. The Amazon listing lists Wi-Fi in its connectivity field, which the maker page and spec sheet do not support.

No2Maker product pageusa.yamaha.com/products/audio_visual/sound_bar/sr-b40a/specs.htmlRead 13 October 2026Specs page lists Wi-Fi No, AirPlay No and MusicCast Surround No for the SR-B40A.

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

1 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

TCL Home1Maker product pageus.tcl.com/products/s65kRead 15 October 2026Smart feature: TCL Home/T+ App Yes.

Sound Bar Remote3Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026Free Sound Bar Remote app. Tone control works only in the app.

Companion app platforms

iOS, Android7Maker product pagesupport.tcl.com/en_US/tcl-home-app-overviewRead 15 October 2026TCL support page: the TCL Home App has an iOS version and an Android version. The page is an air conditioner setup article. The S65K guide says to download TCL Home from the app stores.

iOS, Android3Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026

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.

Yes1Maker product pageus.tcl.com/products/s65kRead 15 October 2026Connectivity: One Remote Control Yes. Accessories: TCL One Remote.2Maker spec sheet (PDF)static.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6594843/2026_S65K_Soundbars_SpecSheet.pdfRead 15 October 2026Accessories: Remote Control TCL One Remote.3Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6673890/S65K_QSG_NA.pdfRead 15 October 2026What's in the box: Remote Control, battery type 1.5 V AAA x 2.

Yes3Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026

Sound processing

6 of 7 differ

Sound modes

Standard, Movie, Music, Voice, Game, Sports, Night, Custom1Maker product pageus.tcl.com/products/s65kRead 15 October 2026Audio feature: Sound Modes Standard / Movie / Music / Voice / Game / Sport / Custom. The spec sheet adds Night. Sports is the spec sheet wording.2Maker spec sheet (PDF)static.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6594843/2026_S65K_Soundbars_SpecSheet.pdfRead 15 October 2026Audio: EQ Settings STANDARD / MOVIE / MUSIC / VOICE / GAME / NIGHT / SPORTS / CUSTOM.

Stereo, Standard, Movie, Game3Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026One stereo mode and three surround modes: Standard, Movie and Game.

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.

Yes1Maker product pageus.tcl.com/products/s65kRead 15 October 2026Special feature: Ai Sonic Auto Room Calibration Yes.3Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6673890/S65K_QSG_NA.pdfRead 15 October 2026Section 11: AI Sonic-Adaptation is a room calibration technology. The cellphone microphone measures the test signals in the TCL Home App.

Not available

Room calibration system

TCL AI Sonic-Adaptation1Maker product pageus.tcl.com/products/s65kRead 15 October 2026Overview: AI Sonic Auto Room Calibration powered by AI Sonic.

Not available

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

Yes1Maker product pageus.tcl.com/products/s65kRead 15 October 2026Special feature: Dialog Enhancer Yes.

Yes3Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026

Night mode

Yes3Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6673890/S65K_QSG_NA.pdfRead 15 October 2026Remote section 6b: Night Mode on/off button.

Not available

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

Bass, Treble3Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6673890/S65K_QSG_NA.pdfRead 15 October 2026LED display table: Bass -6 to +6 and Treble -6 to +6. The remote also adjusts channel levels and audio delay.

Treble, Bass, Subwoofer level, Bass Extension3Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026Tone control in the app adjusts treble and bass from -6 to +6. The remote has an independent subwoofer level control. Bass Extension is an on or off function.

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

TCL Tutti Choral1Maker product pageus.tcl.com/products/s65kRead 15 October 2026Special feature: TCL Tutti Choral (ChoruSound) Yes and TCL TV Ready Yes. The guide says the function works with some TCL TVs.

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Power

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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.

35W3Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6673890/S65K_QSG_NA.pdfRead 15 October 2026Nominal electrical characteristics table: S65K Power consumption 35 W. The same table gives 30 W for the subwoofer model S65K-SW and 15 W for the satellite model S65K-RS. The workload is not stated.

25W3Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026Sound bar power consumption 25 W. The subwoofer is listed separately at 20 W rated.

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

Not available

0.3W3Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026Sound bar standby 0.3 W with HDMI Control and Bluetooth Standby off.

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

Not available

0.6W3Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026Sound bar standby 0.6 W with HDMI Control and Bluetooth Standby on. The bar has no Wi-Fi.

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

Soundbar: AC 100-240 V, 50/60 Hz, detachable power cord. The wireless subwoofer and each satellite speaker have their own detachable power cord, also rated AC 100-240 V, 50/60 Hz.3Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6673890/S65K_QSG_NA.pdfRead 15 October 2026Nominal electrical characteristics table: S65K 100-240 V~ 50/60 Hz, S65K-SW 100-240 V~ 50/60 Hz, S65K-RS 100-240 V~ 50/60 Hz. What's in the box: Power Cord x 4.

Sound bar: AC 100 to 120 V, 50/60 Hz (US, Canada, Taiwan and Mexico models). The wireless subwoofer has its own power cord, AC 100 to 120 V, 50/60 Hz.3Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026

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

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

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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

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

Not available

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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

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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

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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

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

Not available

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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.

Width850Height64Depth90mm(33.5 × 2.5 × 3.5 in)1Maker product pageus.tcl.com/products/s65kRead 15 October 2026Main Unit Size (Soundbar) (WxHxD) 850 x 64 x 90 mm.2Maker spec sheet (PDF)static.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6594843/2026_S65K_Soundbars_SpecSheet.pdfRead 15 October 2026Soundbar Dimensions (WxHxD) 850 x 64 x 90mm.

Width910Height68Depth133mm(35.8 × 2.7 × 5.2 in)3Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026Sound bar installed in front of a TV: 910 x 68 x 133 mm. With wall spacers: 910 x 66 x 139 mm.

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

2,750g(6.1 lb)1Maker product pageus.tcl.com/products/s65kRead 15 October 2026Main Unit Weight (Soundbar) 6.06 lbs | 2.75 kg.2Maker spec sheet (PDF)static.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6594843/2026_S65K_Soundbars_SpecSheet.pdfRead 15 October 2026Product and package information: Soundbar Weight 2.75 kg.

2,900g(6.4 lb)3Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026Sound bar 2.9 kg (6.4 lb). Subwoofer 8.1 kg (17.9 lb).

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.

ATCL S65K

Component	Width (mm)	Height (mm)	Depth (mm)	Weight (g)
Subwoofer	220	290	330	4,900
Satellite speaker (each)	110	162	120	900

Source1Maker product pageus.tcl.com/products/s65kRead 15 October 2026Net dimensions and weights: subwoofer 220 x 290 x 330 mm and 4.9 kg, rear speaker 110 x 162 x 120 mm and 0.9 kg. The spec sheet package table gives the surround width as 100 mm. The sheet states one Net Weight (Speaker) of 0.9 kg without saying if it is one speaker or the pair. It is read as one speaker because the size row is for one speaker.2Maker spec sheet (PDF)static.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6594843/2026_S65K_Soundbars_SpecSheet.pdfRead 15 October 2026Product and package information: subwoofer 220 x 290 x 330 mm and 4.9 kg, surround 100 x 162 x 120 mm and 0.9 kg. The connections table gives the surround as 110 x 162 x 120 mm and so does the product page, so 110 mm is used.

BYamaha SR-B40A

Component	Width (mm)	Height (mm)	Depth (mm)	Weight (g)
Subwoofer SR-WSWB40A	194	419	407	8,100

Source3Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026

Package dimensions

Width931Height288Depth455mm(36.7 × 11.3 × 17.9 in)2Maker spec sheet (PDF)static.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6594843/2026_S65K_Soundbars_SpecSheet.pdfRead 15 October 2026Total Package Size (WxHxD) 931 x 288 x 455mm.

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Package weightiShipping package including supplied components and packaging.

11,970g(26.4 lb)2Maker spec sheet (PDF)static.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6594843/2026_S65K_Soundbars_SpecSheet.pdfRead 15 October 2026Total Package Weight 26.39 lbs | 11.97 kgs. The US product page gives a Shipping Weight of 9.58 kg for the same product. The spec sheet document is used.

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Wall mountable

Yes1Maker product pageus.tcl.com/products/s65kRead 15 October 2026Accessories: Wall Mount Kit Yes.3Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6673890/S65K_QSG_NA.pdfRead 15 October 2026Section 5b and 5c: wall mount installation.

Yes1Maker product pageusa.yamaha.com/products/audio_visual/sound_bar/sr-b40a/index.htmlRead 13 October 2026Page lists built-in keyholes for wall mounting.

In the box

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In the box

Sound bar, Wireless subwoofer, 2 satellite speakers, 4 power cords, HDMI cable, Remote control, 2 AAA batteries, 2 wall mount brackets, 2 wall anchors, 2 wall mounting screws (M5 x 40 mm), Wall mount template, Quick start guide, Warranty card3Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6673890/S65K_QSG_NA.pdfRead 15 October 2026What's in the box: Sound Bar, Subwoofer, Satellite Speaker x 2, Power Cord x 4, HDMI Cable, Remote Control, Wall Mount Bracket x 2, Wall Anchor x 2, Wall Mounting Screw x 2 M5*40 mm, Quick Start Guide, Warranty Card, Wall Mount Template. The product page adds 2 AAA remote batteries.

Soundbar, Wireless subwoofer, Remote control, Remote battery (CR2025), Two power cords, HDMI cable (1.5 m), Mounting template, Two spacers, Quick guide, Safety guide3Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026Confirming the included items: sound bar, subwoofer SR-WSWB40A, remote with CR2025 battery, two power cords, 1.5 m HDMI cable, mounting template, two spacers, quick guide and safety guide.

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

Yes1Maker product pageus.tcl.com/products/s65kRead 15 October 2026Accessories: Wall Mount Kit Yes.2Maker spec sheet (PDF)static.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6594843/2026_S65K_Soundbars_SpecSheet.pdfRead 15 October 2026Accessories: Wall Mount Kit Yes.3Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6673890/S65K_QSG_NA.pdfRead 15 October 2026Section 5b: wall mount brackets, anchors, screws and a template are in the box.

Not available

HDMI cable included

Yes1Maker product pageus.tcl.com/products/s65kRead 15 October 2026Accessories: HDMI Cable Yes.2Maker spec sheet (PDF)static.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6594843/2026_S65K_Soundbars_SpecSheet.pdfRead 15 October 2026Accessories: HDMI Cable Yes (Optional). The quick start guide box list shows an HDMI cable.

Yes3Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026

Optical cable included

No3Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6673890/S65K_QSG_NA.pdfRead 15 October 2026The box list names no optical cable.

No3Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026No optical cable is in the included items list.

General

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Series

S Class1Maker product pageus.tcl.com/products/s65kRead 15 October 2026The product title is TCL S-Class S65K. The page product type is S-Class.

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

S65K1Maker product pageus.tcl.com/products/s65kRead 15 October 2026Variant SKU S65K. The US store has one variant.6Retailer pageamazon.com/dp/B0H2NCQ9FBRead 15 October 2026Amazon item details: Model Number S65K, Model Name S65K, sold by Amazon.com.

SR-B40A, SR-B40ABL1Maker product pageusa.yamaha.com/products/audio_visual/sound_bar/sr-b40a/index.htmlRead 13 October 2026Yamaha USA page for the SR-B40A bar with wireless subwoofer. SR-B40ABL is the US SKU used by retailers. The subwoofer model SR-WSWB40A comes from the user guide.

GTIN / EAN

8460420544166Retailer pageamazon.com/dp/B0H2NCQ9FBRead 15 October 2026Amazon item details: UPC 846042054416.

0271089619274Retailer pageworldwidestereo.com/products/yamaha-sr-b40a-dolby-atmos-sound-bar-with-wireless-subwooferRead 13 October 2026US retailer lists model SR-B40ABL with UPC 027108961927. The ABL suffix is the black US SKU as listed by the retailer.

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

31 August 20264Press releaseus.tcl.com/blogs/press-releases/tcl-launches-s65k-and-s60k-dolby-atmos-soundbarsRead 15 October 2026TCL North America press release dated August 31, 2026. The PR Newswire copy is dated September 1.

20 July 20235Press releaseusa.yamaha.com/news_events/2023/yamaha-expands-its-lineup-of-dolby-atmos-sound-bars.htmlRead 13 October 2026

Status

Available1Maker product pageus.tcl.com/products/s65kRead 15 October 2026The US store lists the product at 249.99 USD with an Add to cart button.

Available1Maker product pageusa.yamaha.com/products/audio_visual/sound_bar/sr-b40a/index.htmlRead 13 October 2026The Yamaha USA product page, specs and downloads pages are live in 2026. The page offers no 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.

Not available

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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.

$399.994Press releaseus.tcl.com/blogs/press-releases/tcl-launches-s65k-and-s60k-dolby-atmos-soundbarsRead 15 October 2026The release says available now for 249.99 USD with a 399.99 USD MSRP. The MSRP is stored. US price, tax treatment not stated.

$399.955Press releaseusa.yamaha.com/news_events/2023/yamaha-expands-its-lineup-of-dolby-atmos-sound-bars.htmlRead 13 October 2026US press release: SR-B40A $399.95 MSRP. Tax treatment is 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.

US4Press releaseus.tcl.com/blogs/press-releases/tcl-launches-s65k-and-s60k-dolby-atmos-soundbarsRead 15 October 2026US launch release and US spec sheet.

US1Maker product pageusa.yamaha.com/products/audio_visual/sound_bar/sr-b40a/index.htmlRead 13 October 2026

ColoursiThe maker's own colour names

Black1Maker product pageus.tcl.com/products/s65kRead 15 October 2026General feature: Color Black.

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Links

Not compared

Product page

us.tcl.com/products/s65k1Maker product pageus.tcl.com/products/s65kRead 15 October 2026

usa.yamaha.com/products/audio_visual/sound_bar/sr-b40a/index.html1Maker product pageusa.yamaha.com/products/audio_visual/sound_bar/sr-b40a/index.htmlRead 13 October 2026

Spec sheet

static.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6594843/2026_S65K_Soundbars_SpecSheet.pdf2Maker spec sheet (PDF)static.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6594843/2026_S65K_Soundbars_SpecSheet.pdfRead 15 October 2026TCL 2026 S65K soundbars spec sheet, 2 pages.

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Manual

static.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6673890/S65K_QSG_NA.pdf3Owner's manualstatic.helpjuice.com/helpjuice_production/uploads/upload/image/5306/6673890/S65K_QSG_NA.pdfRead 15 October 2026S65K quick start guide, 72 pages in several languages. TCL's S Series user manual page lists only this guide and the spec sheet for the S65K. The user manual PDF is not published yet.

usa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdf3Owner's manualusa.yamaha.com/files/download/other_assets/8/1624438/web_AV23-0002_SR-B40A_ug_UABGRIN_En_B0.pdfRead 13 October 2026

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.

1year1Maker product pageus.tcl.com/products/s65kRead 15 October 2026Warranty - Parts and Labor: 1-Year Limited. US page.

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