Samsung HW-Q900C  Soundbar Review

Reviewed Jul 12, 2023 at 09:00am
Tested using Methodology v1.3 
Samsung HW-Q900C
8.5
Mixed Usage 
8.8
Dialogue/TV Shows 
8.5
Music 
8.2
Movies 
 10
  1. Recommended in:
  2. Music

The Samsung HW-Q900C is a 7.1.2 setup released in 2023 as the next generation of the Samsung HW-Q900A. It's a feature-packed bar that supports many different audio formats commonly found on your favorite streaming platforms and Blu-rays, like Dolby Atmos, and it offers improved sound quality compared to the previous generation model. As with most Samsung bars, there are lots of sound customization tools on hand, too, from the SpaceFit Sound Pro room correction tool to Q-Symphony integration with compatible Samsung TVs. Built-in Alexa gives you hands-free control, too. Since it comes without dedicated satellites, this soundbar is an especially great option for those without space for them behind their couch.

Our Verdict

8.5
Mixed Usage 

The Samsung HW-Q900C is excellent for mixed usage. This 7.1.2 soundbar is a great pick for those who don't have space behind their couch for dedicated satellites in their living room. With a clear and detailed sound out-of-the-box, you can enjoy everything from music to movies to TV shows. The sub also brings all the rumble in the low bass for genres like EDM and hip-hop. Without satellites, you don't get the same life-like feel as with more premium bars when listening to Dolby Atmos and other height content.

Pros
  • Room correction feature.
  • Extended low-bass.
  • Supports Dolby Atmos.
Cons
  • No discrete satellites included.
8.8
Dialogue/TV Shows 

The Samsung HW-Q900C is amazing for dialogue-centric podcasts and TV shows. This bar has a discrete center channel designed to improve vocal reproduction. Dialogue is clearly and accurately reproduced, too, so it's easy to follow along with the conversation on screen. Plus, the dialogue enhancement tool gives you extra control over the quality of voices in the mix. Latency is fairly low, too, and you can always use the audio sync tool to manually adjust the delay to avoid lip-synching issues.

Pros
  • Room correction feature.
  • Dialogue enhancement tool.
  • Bluetooth, Wi-Fi, Apple AirPlay support.
Cons
  • No Chromecast built-in.
8.5
Music 

The Samsung HW-Q900C is excellent for music. This soundbar offers a balanced sound right out of the box, suitable for listening to many genres. Voices and other lead instruments are clear and detailed in the mix. The sub brings rumbly bass but struggles with the deepest frequencies, which can be noticeable in very bass-heavy music. Still, you have lots of sound customization tools on hand. The room correction tool optimizes the bar's sound based on your room's unique acoustics, while a 7-band graphic EQ and bass and treble adjustments are on hand for manual customization.

Pros
  • Room correction feature.
  • Extended low-bass.
  • Bluetooth, Wi-Fi, Apple AirPlay support.
Cons
  • No Chromecast built-in.
8.2
Movies 

The Samsung HW-Q900C is great for movies. This soundbar supports many audio formats commonly found on streaming platforms and Blu-rays, including Dolby Digital and Dolby Atmos. Though it lacks discrete satellite speakers, it still provides an immersive listening experience to bring all the action on screen right into the comfort of your living room. Dialogue is clear and easy to follow, while the sub brings the thump and rumble in action-packed scenes. You won't get the same sense of sound effects stretching into the space behind your couch without satellites, though.

Pros
  • Extended low-bass.
  • Dialogue enhancement tool.
  • Supports Dolby Atmos.
Cons
  • No discrete satellites included.
  • 8.5
    Mixed Usage
  • 8.8
    Dialogue/TV Shows
  • 8.5
    Music
  • 8.2
    Movies
  • Changelog

    1.  Updated May 21, 2024: Per TBU 1.3 methodology, we updated the text in the Stereo Sound boxes after retesting with the manufacturer's recommended settings. Also added text to Audio Latency: ARC, Audio Latency: HDMI In, and Audio Latency: Optical boxes. Some updates to the usages as well, in line with these changes.
    2.  Updated May 16, 2024: We've converted this review to Test Bench Update 1.3. If applicable, we've retested stereo sound based on the manufacturer's recommendations. Additionally, we've expanded our audio latency tests to the following boxes: Audio Latency: ARC, Audio Latency: HDMI In, and Audio Latency: Optical. You can see the full changelog here.
    3.  Updated Oct 06, 2023: Added market comparison with the Samsung HW-Q930C in the Style - Satellites box.
    4.  Updated Jul 12, 2023: Review published.

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    Differences Between Sizes And Variants

    The Samsung HW-Q900C is available in Black, and you can see the label for the model we tested here.

    If you come across another version of this soundbar, let us know in the forums so we can update this review.

    Popular Soundbar Comparisons

    The Samsung HW-Q900C is a mid-range offering in the manufacturer's 2023 lineup. It falls between more premium models like the Samsung HW-Q990C and the Samsung HW-Q930C, which come with discrete satellites, and more budget-friendly offerings like the Samsung HW-Q800C. As with most Samsung bars, it gives you access to many different customization features, and you can always upgrade it with satellites down the line. As the next generation of the Samsung HW-Q900A, it also brings some small improvements in sound quality.

    See also our recommendations for the best soundbars with a subwoofer, the best Dolby Atmos soundbars, and the best Samsung soundbars.

    Samsung HW-Q900A

    The Samsung HW-Q900A and the Samsung HW-Q900C are similar 7.1.2 setups. However, the newer Q900C has some small improvements over its predecessor—notably, it gets louder with less compression at max volume, and its sound quality is a bit more even out-of-the-box. It has a better build quality, too.

    Samsung HW-Q800C

    The Samsung HW-Q900C is a more premium alternative to the Samsung HW-Q800C—notably, the Q900C is a 7.1.2 setup with two additional surround channels compared to the 5.1.2 Q800C. You notice this difference with surround sound and height content, as the Q900C brings a more immersive sound. It gets louder with less compression at max volume, too.

    Samsung HW-Q990C

    The Samsung HW-Q990C is a more premium alternative to the Samsung HW-Q900C. Both setups have the same bar and subwoofer, but the Q990C adds satellites for better surround sound. The satellites improve the height performance, too, as you notice more sound effects in the space behind you. The Q900C is still a good option if you don't have space for satellites.

    Samsung HW-Q930C

    The Samsung HW-Q930C is a more premium alternative to the Samsung HW-Q900C. The HW-Q930C has rear satellites, offering better height and surround sound performances, especially when you account for more subjective elements like the overall soundstage. The HW-Q900C is a good alternative if you don't have space for satellites in your setup.

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    Test Results

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    Design
    Style - Bar

    The Samsung HW-Q900C comes with the same bar as the Samsung HW-Q990C. It's mostly made of metal and good-quality plastic, with angled sides for a hexagonal look. There's a display screen in front and some controls on top.

    Style - Subwoofer
    Sub Wireless
    Yes
    Enclosure
    Ported

    The sub also matches the model that comes with the Samsung HW-Q990C. It has a rectangular shape, and there's a plastic plate covering the woofer in the front. The manufacturer advertises that there's an acoustic lens inside that helps it reproduce smoother bass, too. You find the port in the rear.

    Style - Satellites
    Satellite Wireless
    No

    You can buy compatible satellites from the manufacturer separately, or check out a model like the Samsung HW-Q930C that comes with satellites included.

    Dimensions - Bar
    Width48.5" (123.2 cm)
    Height2.8" (7.0 cm)
    Depth5.4" (13.8 cm)

    This wide soundbar isn't meant to fit between the legs of a 55-inch TV stand. Still, since it isn't very tall, you don't have to worry about it blocking out your TV screen.

    Dimensions - Subwoofer
    Width8.9" (22.6 cm)
    Height16.2" (41.2 cm)
    Depth16.1" (41.0 cm)

    The sub is a similar size to an average desktop computer. Since it connects to the bar wirelessly, you have a lot of flexibility when placing it in your living room.

    Dimensions - Satellites
    WidthN/A
    HeightN/A
    DepthN/A
    Mounting
    Mountable Bar
    Yes
    Bar Brackets Included
    Yes
    Mountable Satellites
    No
    Satellite Brackets Included
    No

    You can mount the bar to your wall using the included brackets. Screws come included, too, so you don't have to buy any components separately.

    8.5
    Build Quality

    The Samsung HW-Q900C has excellent build quality. This premium setup is made of strong, sturdy materials that withstand traditional wear and tear. Metal grilles on the bar help protect the drivers inside, which is a nice touch. You won't find any fabric on the bar or the sub, either, so you don't have to worry about hair or dust clinging to the bar.

    In The Box

    • User Manual
    • Remote with batteries (2x AAA)
    • 4x rubber feet
    • Wall mount guide
    • 2x wall-mount bracket for soundbar
    • Holder screw (x2) and screw (x2)
    • HDMI cable (1.5m / 4.9 ft)
    • 2x power cable (1.5m / 4.9 ft)
    Sound
    8.4
    Stereo Frequency Response
    See details on graph tool
    See details on graph tool
    Channels
    7.1.2
    Tested Preset
    Standard
    Slope
    -0.22
    Standard Error
    2.48 dB
    Low-Frequency Extension
    27.9 Hz
    High-Frequency Extension
    19.9 kHz

    The Samsung HW-Q900C offers a great stereo frequency response. As with Samsung's other premium models, it comes with a room correction tool designed to optimize audio reproduction based on the unique acoustic characteristics of your living room. You get a nice, neutral sound with stereo content, especially in the mids, where most voices and lead instruments are reproduced. The dedicated sub brings the thump and rumble in the low-bass as well. Overall, this soundbar is suitable for listening to many different music genres, even if it struggles with the low-bass frequencies found in tracks like 'Stay' from the Interstellar soundtrack.

    8.4
    Stereo Frequency Response With Preliminary Calibration
    See details on graph tool
    Suggested Preset
    Standard
    Suggested Bass Setting
    0
    Suggested Treble Setting
    0
    Slope
    -0.22
    Standard Error
    2.48 dB
    Low-Frequency Extension
    27.9 Hz
    High-Frequency Extension
    19.9 kHz

    If you prefer a more neutral sound with stereo content, leave the bar at its default settings. There are many customization tools on hand if you want a different sound, which is nice.

    7.5
    Stereo Soundstage
    See details on graph tool
    Crosstalk Error
    2.18 dB

    The bar's stereo soundstage is good. It's perceived to be a tiny bit wider than the bar itself, though it doesn't have any tricks to make it seem wider than that. Still, it has good focus, so it's easy to follow specific instruments and sound effects to a pinpoint location in the soundstage.

    9.3
    Stereo Dynamics
    See details on graph tool
    SPL @ Max Volume
    100.9 dB SPL
    DRC @ 90dB
    0.24 dB
    DRC @ Max Volume
    0.68 dB

    This bar gets loud and is a great choice for listening to audio in larger and more open spaces. There isn't a lot of compression when you push it to max volume, either, so you enjoy a clean and clear reproduction of your audio.

    8.7
    Center
    See details on graph tool
    Localization
    Discrete
    Slope
    -0.07
    Std. Err.
    2.42 dB
    SPL @ Max Volume
    97.2 dB SPL
    Weighted THD @ 80dB
    0.33
    Weighted THD @ Max Volume
    1.86

    The Samsung HW-Q900C has a discrete center channel designed to improve vocal reproduction in the mix. The channel's frequency response is quite even and balanced, ensuring that dialogue is clear and easy to follow in your favorite movies and TV shows.

    6.3
    Surround 5.1
    See details on graph tool
    Localization
    Phantom (Side Firing, Bar)
    Slope
    -0.06
    Std. Err.
    3.36 dB
    SPL @ Max Volume
    92.7 dB SPL
    Weighted THD @ 80dB
    0.46
    Weighted THD @ Max Volume
    2.11
    7.1 Rears
    No

    Unlike the Samsung HW-Q990C, this soundbar lacks discrete satellite speakers. Instead, it uses side-firing channels built into the bar to simulate a phantom surround. These channels offer a balanced frequency response that ensures sound effects are clear and accurate in the mix. However, the overall feel of surround sound isn't as clear or as real as what you get with models with discrete surround speakers. Audio seems to come from a speaker placed in front of you rather than from around your room.

    6.1
    Height (Atmos)
    See details on graph tool
    Localization
    Phantom (Up Firing, Bar)
    Slope
    0.05
    Std. Err.
    4.22 dB
    SPL @ Max Volume
    89.1 dB SPL
    Weighted THD @ 80dB
    0.64
    Weighted THD @ Max Volume
    1.59

    The Samsung HW-Q900C has two up-firing drivers that ricochet sound off your ceiling to create the illusion of height with content like Dolby Atmos. Again, these channels have a pretty even frequency response, so sound effects are clear and detailed. Without satellites, you don't have any up-firing drivers placed behind your couch, though, which does take away from the overall immersive feel a bit, especially compared to models like the Samsung HW-Q990C.

    Additionally, we subjectively evaluate the bar's soundstage performance with height content. It offers a very good sound overall, especially for a setup without discrete satellites. The front hemisphere is immersive and life-like, with a good sense of height. You notice a clean and clear reproduction of sound effects to your left and right, too. Of course, you don't notice as much detail in the space behind you, but if you don't have room for discrete satellites, this setup is a really good option.

    9.5
    Sound Enhancement Features
    Room Correction
    Yes
    Dialogue Enhancement
    Yes
    Auto-Volume/Night Mode
    Yes
    Subwoofer Level Adjustment
    Yes
    Bass Adjustment
    Yes
    Treble Adjustment
    Yes
    EQ
    Graphic + Presets
    Surround Level Adjustment
    Yes
    Rear Level Adjustment
    Yes
    Height Level Adjustment
    Yes
    Virtual Surround
    Yes

    As with most soundbars from the manufacturer, the Samsung HW-Q900C has many sound customization tools. The SpaceFit Sound Pro room correction tool is designed to automatically optimize the bar's sound, but you can adjust it manually, too. The 7-band graphic EQ is available in Standard mode, and you get access to more traditional bass and treble adjustments when in Surround, Adaptive Sound, or Game modes. The 'CH Level' button on the remote lets you adjust the center, side, wide, and front top levels, and you can also adjust the rear levels if you add on satellites. The Samsung SmartThings companion app is a handy way to adjust these features from your smartphone, too. Plus, if you own a compatible Samsung TV, you can link it up with the bar to integrate the TV and soundbar's speakers.

    Connectivity
    Inputs/Outputs - Bar
    Optical Audio In
    1
    HDMI Out
    eARC
    HDMI 2.1 Class Bandwidth
    No
    Full HDMI In
    2
    Analog Audio In 3.5mm (Aux)
    No
    RCA In
    No
    USB for Files
    No
    Ethernet
    No
    Subwoofer Output
    No

    You can connect the bar to your TV using Optical or HDMI. Two Full HDMI In ports are on hand, too, which is great for video passthrough with your TV and another device like a PC. There's a USB port underneath the bar, too, but it's only designed for service updates, and you can't use it for audio playback.

    10
    Audio Format Support: ARC/eARC
    Dolby Atmos
    Supported
    Dolby Digital
    Supported
    Dolby Digital Plus
    Supported
    Dolby TrueHD
    Supported
    DTS
    Supported
    DTS:X
    Supported
    DTS-HD MA
    Supported
    PCM Channels
    Up To 7.1

    This soundbar supports many different audio formats commonly found on both streaming platforms and Blu-rays, including 5.1 surround sound like Dolby Digital and lossless and object-based formats like Dolby Atmos.

    10
    Audio Format Support: HDMI In
    Dolby Atmos
    Supported
    Dolby Digital
    Supported
    Dolby Digital Plus
    Supported
    Dolby TrueHD
    Supported
    DTS
    Supported
    DTS:X
    Supported
    DTS-HD MA
    Supported
    PCM Channels
    Up To 7.1

    Similarly, the bar supports lots of audio formats over HDMI In. It can playback common 5.1 surround sound formats like Dolby Digital and lossless and object-based formats.

    10
    Audio Format Support: Optical
    Dolby Digital
    Supported
    DTS
    Supported
    PCM Channels
    2.0

    Over Optical, the Samsung HW-Q900C supports the most common surround sound format in Dolby Digital. DTS is less commonly found on its own, but it's often used as the fallback for the higher-quality DTS HD-MA format on certain Blu-rays.

    8.7
    Audio Latency: ARC
    PCM-2.0 ch
    40 ms
    PCM-5.1 ch
    37 ms
    Dolby MAT (PCM) Atmos
    69 ms
    Dolby Digital
    89 ms
    Dolby Digital Plus
    95 ms
    Dolby Digital Plus Atmos
    97 ms

    This bar has excellent latency performance via ARC. You likely won't notice much delay between your audio and visuals. While some apps and TVs compensate for latency, you can use the companion app's Audio Sync feature to adjust for delay.

    8.9
    Audio Latency: HDMI In
    PCM-2.0 ch
    41 ms
    PCM-5.1 ch
    40 ms
    Dolby MAT (PCM) Atmos
    73 ms
    Dolby Digital
    103 ms
    Dolby Digital Plus
    99 ms
    Dolby Digital Plus Atmos
    98 ms

    The bar's latency performance via HDMI is amazing. You don't notice a delay between the audio you hear and the video you see on screen, which is great. Plus, Samsung's Audio Sync feature is on hand in the SmartThings app, so you can manually adjust the delay to your liking. It's especially handy, given that some apps and TVs compensate for latency differently.

    9.3
    Audio Latency: Optical
    PCM-2.0 ch
    95 ms
    Dolby Digital
    157 ms

    Over Optical, you'll also experience an outstanding latency performance. You aren't likely to experience delays between your audio and visuals. Although some apps and TVs compensate for latency differently, you can always use the bar's Audio Sync feature to adjust for delay manually.

    8.5
    Video Passthrough To TV
    1080p Max Refresh Rate
    120Hz
    1080p @ 4:4:4 Max Refresh Rate
    120Hz
    4k Max Refresh Rate
    60Hz
    4k @ 120Hz @ 10-Bit
    Not Supported
    4k @ 4:4:4 Max Refresh Rate
    60Hz
    8k Max Refresh Rate
    30Hz
    HDR10 Passthrough
    Yes
    HDR10+ Passthrough
    Yes
    Dolby Vision Passthrough
    Yes
    HDMI Forum VRR Passthrough
    Yes
    FreeSync Passthrough
    No
    G-SYNC Passthrough
    No
    ALLM Passthrough
    Yes

    The Samsung HW-Q900C supports many common resolutions and refresh rates when used as a hub between devices for video passthrough to your TV. It doesn't support HDMI 2.1, so it can't passthrough 4k @ 120Hz @ 10-Bit, and your screen isn't quite as natural-looking with 4k content. Still, you can passthrough some variable refresh rate technologies, which is especially handy if you want a tear-free gaming experience.

    9.0
    Wireless Playback
    Bluetooth
    Yes
    Wi-Fi Playback
    Yes
    Chromecast built-in
    No
    Apple AirPlay
    Yes
    Spotify Connect
    Yes

    You can wirelessly stream audio from your mobile devices to the bar over many different connections.

    Additional Features
    Interface
    Display
    Yes

    A small display on the right side of the bar shows certain settings as you adjust them, like the volume level and the input. The 'i' button on the remote also prompts the bar to show the audio format you're playing. It's a four-character display, so it has to scroll through longer words.

    Bar Controls

    A few physical buttons on top of the bar give you control over some basic functions: the input, the volume level, and the microphone for the voice assistants.

    Remote

    A basic remote lets you control most of the bar's features. Also, you can download the Samsung SmartThings app to access additional settings like Audio Sync. You can see a video of the app here.

    Voice Assistants Support
    Amazon Alexa
    Yes (Built-in)
    Google Assistant
    No
    Apple Siri
    No
    Microphone Mute
    No

    Amazon Alexa support is built right into the bar, so you can easily control it using your voice. However, without a mic mute button, you can't turn this feature off for privacy.