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Bose Smart Soundbar 300 Review | 109 Data compared

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  • Avg. price in UK: ~£400
  • Avg. price in US: ~$450
  • N. of audio channels: 3.0
  • Audio output power: ?
  • HDMI ARC type: arc

Bose Smart Soundbar 300 review. Compare 109 technical specifications and user reviews to see how it ranks among soundbars and if it is worth buying.

6.7

Overall score

What it is: An overall evaluation of the soundbar's quality, based on technical analyses and user reviews.

When it matters: When you need a quick reference to identify the best soundbars on the market.

Score components:

80.0%

6.3

Technical Score

20.0%

8.3

User score

Good
6.3

Technical Score

What it is: An assessment of the soundbar's technical performance, covering key areas such as audio quality, channel configuration, connectivity, HDMI and wireless features, and design.

When it matters: When you want to compare soundbars based on technical performance and available features.

Score components:

25.0%

5.9

Audio

18.0%

4.5

Formats

16.0%

6.4

Connectivity

14.0%

7.7

Controls

12.0%

5.9

HDMI & Gaming

10.0%

8.3

Smart features

5.0%

6.8

Design

Good
8.3

User score

What it is: A rating that combines user reviews and the total number of reviews received by the soundbar.

When it matters: When you want to know how a soundbar sounds in real use and how satisfied owners are with dialogue clarity, bass, and ease of setup.

Score components:

70.0%

8.6

User reviews

30.0%

7.7

Popularity

User score:
United Kingdom
amazon
4.3
(352)

(Reviews last updated: May 2026)

Excellent
  • 5.4
    Movies

    Score components:

    25.0%

    4.0

    Dolby Atmos

    25.0%

    4.6

    N. of audio channels

    20.0%

    4.0

    Subwoofer included

    15.0%

    9.0

    Audio output power

    15.0%

    7.0

    HDMI ARC type

  • 5.8
    Gaming

    Score components:

    35.0%

    4.0

    HDMI pass-through frame rate

    30.0%

    7.0

    HDMI ARC type

    20.0%

    4.6

    N. of audio channels

    15.0%

    9.0

    Audio output power

  • 5.8
    Music

    Score components:

    20.0%

    9.0

    Audio output power

    20.0%

    4.0

    Subwoofer included

    20.0%

    2.5

    Equalizer bands

    15.0%

    1.0

    N. of supported Bluetooth codecs

    15.0%

    10

    Wi-Fi connectivity

    5.0%

    10

    Spotify Connect

    5.0%

    10

    Bluetooth connectivity

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Best prices in UK

Best rankings

?

Available: ranking among products currently available (including other versions of this product).
All: ranking among all products in the database.

Verdict

The Bose Smart Soundbar 300 is a compact 3.0-channel system measuring 69.5 cm wide and just 5.6 cm tall, featuring four full-range drivers and a central dome tweeter for enhanced vocal clarity. It offers versatile connectivity through HDMI ARC, optical input, Wi-Fi, Bluetooth 4.2, Apple AirPlay 2, and Spotify Connect, with built-in Amazon Alexa and Google Assistant for hands-free control. Main pros include its sleek, low-profile design that fits under most TVs, excellent dialogue reproduction via a dedicated center channel, and the ability to expand into a full 5.1 system with optional Bose bass modules and surround speakers. However, it lacks support for immersive Dolby Atmos or DTS:X formats, has limited native deep bass performance, and does not include an HDMI cable in the box.

Technical Specifications of soundbar Bose Smart Soundbar 300

Technical Score

What it is: An assessment of the soundbar's technical performance, covering key areas such as audio quality, channel configuration, connectivity, HDMI and wireless features, and design.

When it matters: When you want to compare soundbars based on technical performance and available features.

Score components:

25.0%

5.9

Audio

18.0%

4.5

Formats

16.0%

6.4

Connectivity

14.0%

7.7

Controls

12.0%

5.9

HDMI & Gaming

10.0%

8.3

Smart features

5.0%

6.8

Design

6.3
Bose Smart Soundbar 300 has a technical score of 6.27 points, which is higher than that of 76.1% of products in this category.
User score

What it is: A rating that combines user reviews and the total number of reviews received by the soundbar.

When it matters: When you want to know how a soundbar sounds in real use and how satisfied owners are with dialogue clarity, bass, and ease of setup.

Score components:

70.0%

8.6

User reviews

30.0%

7.7

Popularity

User score:
United Kingdom
amazon
4.3
(352)

(Reviews last updated: May 2026)

8.3
Bose Smart Soundbar 300 has a user score of 8.32 points, which is higher than that of 71.8% of products in this category.
Popularity
What it is: An indicator based on the number of reviews received by the soundbar.
When it matters: When you prefer to choose a soundbar reviewed and selected by many other buyers.
7.7
Bose Smart Soundbar 300 has a popularity of 7.7 points, which is higher than 68.1% of smartphones.
Ratio quality/price

What it is: An indicator that combines the soundbar's overall rating with its cost.

When it matters: When you are looking for a soundbar with a good balance between audio quality, features, and price.

Score components:

60.0%

6.7

Overall score

40.0%

8.4

Price

7.2
Bose Smart Soundbar 300 has a quality-to-price ratio of 7.2 points, which is higher than 70.2% of smartphones.
Brand name
What it is: The manufacturer or brand under which the soundbar is marketed and sold.
When it matters: When you prefer a specific ecosystem, support network, or design philosophy.

Importance: MEDIUM

Bose
N. of audio channels
What it is: Shows how many separate audio channels the system is built to reproduce, such as left, center, surround, height, and subwoofer channels.
When it matters: When you are deciding between a simpler bar and a setup built for wider surround placement, clearer center dialogue, or more immersive height effects.

Importance: HIGH

Good value: >=5.1

3.0
Bose Smart Soundbar 300 has a number of audio channels of 3.0, higher than 76.6% of soundbars and equal to 3.2% of soundbars.
Standalone configuration kept; expandable/virtual claims ignored.
Audio output power
What it is: Total continuous or peak audio output power, measured in watts.
When it matters: When you need enough headroom to fill a larger room or listen at higher volume without the system feeling strained.

Importance: HIGH

Good value: >100 W

?
Max SPL
What it is: Maximum sound pressure level output, measured in dB SPL.
When it matters: When you use the soundbar in a large room, listen at high volume, or want it to stay convincing during action-heavy movies and parties.

Importance: HIGH

Good value: >90 dB SPL

93.1 dB SPL
Bose Smart Soundbar 300 has a max SPL of 93.1 dB SPL, higher than 48.8% of soundbars and equal to 4.9% of soundbars.
Single-source measured SPL figure used.
Min frequency
What it is: Lowest reproducible audio frequency, measured in hertz.
When it matters: When deep bass extension matters and you want to know how low the system is supposed to reach.

Importance: HIGH

Good value: <50 Hz

?
Show more
Dolby Atmos
What it is: Means the soundbar can play Dolby Atmos soundtracks, which add height information on top of normal surround channels for a more three-dimensional presentation.
When it matters: When you watch a lot of movies or shows with Atmos tracks and want a more enveloping sense of space than standard surround usually provides.

Importance: HIGH

no
Bose Smart Soundbar 300 does not support Dolby Atmos. 20.6% of soundbars include this feature.
DTS:X
What it is: Can handle DTS:X object-based surround audio from compatible sources.
When it matters: When your library includes DTS:X content and you want the soundbar to reproduce its surround effects properly.

Importance: HIGH

no
Bose Smart Soundbar 300 does not support DTS:X. 10.6% of soundbars include this feature.
Dolby TrueHD
What it is: Can decode Dolby TrueHD, a lossless surround format often used on Blu-ray and higher-end local media setups.
When it matters: When you play disc-based or local media and want lossless Dolby audio support.

Importance: HIGH

no
Bose Smart Soundbar 300 does not support Dolby TrueHD. 17.6% of soundbars include this feature.
DTS-HD Master Audio
What it is: Can decode DTS-HD Master Audio, a lossless DTS format used on many Blu-ray releases.
When it matters: When your movie library includes discs or files with higher-quality DTS soundtracks.

Importance: HIGH

no
Bose Smart Soundbar 300 does not support DTS-HD Master Audio. 10.6% of soundbars include this feature.
Dolby Digital Plus
What it is: Can decode Dolby Digital Plus, a higher-efficiency surround format used widely by streaming services.
When it matters: When you stream movies and shows from modern apps that commonly deliver audio in Dolby Digital Plus.

Importance: MEDIUM

no
Bose Smart Soundbar 300 does not support Dolby Digital Plus. 25.5% of soundbars include this feature.
Show more
N. of HDMI inputs
What it is: Number of HDMI input ports available.
When it matters: When several consoles, streamers, or players may need to plug into the soundbar directly.

Importance: HIGH

Good value: >=1

0
Bose Smart Soundbar 300 has a number of HDMI inputs of 0, equal to 67.6% of soundbars.
Wi-Fi connectivity
What it is: Can join a wireless network for streaming, app control, updates, and smart-platform features.
When it matters: When you want better streaming stability, direct app playback, or smart features beyond Bluetooth alone.

Importance: HIGH

yes
Bose Smart Soundbar 300 supports Wi-Fi connectivity. 31.7% of soundbars include this feature.
Wi-Fi version
What it is: Supported Wi-Fi version or standard (e.g., Wi-Fi 5, 6, 6E).
When it matters: When your network setup uses newer Wi-Fi standards and you want better compatibility or wireless stability.

Importance: HIGH

Good value: Wi-Fi 5/6

Wi-Fi 5
Bose Smart Soundbar 300 uses Wi-Fi Wi-Fi 5, which is newer than that of 71.9% of soundbars and the same as that of 23.4% of soundbars.
Bluetooth connectivity
What it is: Can receive audio wirelessly over Bluetooth from phones, tablets, computers, and other compatible sources.
When it matters: When you want fast casual streaming from nearby devices without relying on Wi-Fi setup.

Importance: MEDIUM

yes
Bose Smart Soundbar 300 supports Bluetooth connectivity. 96.3% of soundbars include this feature.
Bluetooth version
What it is: Supported Bluetooth specification version.
When it matters: When you care about newer Bluetooth efficiency, compatibility, and connection behavior with modern source devices.

Importance: MEDIUM

Good value: >=5.0

4.2
Bose Smart Soundbar 300 uses Bluetooth 4.2, which is older than that of 62.1% of soundbars and the same as that of 25.3% of soundbars.
Show more
Smartphone app
What it is: Can be configured or controlled through a dedicated mobile app.
When it matters: When you prefer changing inputs, updates, sound modes, or calibration settings from your phone.

Importance: HIGH

yes
Bose Smart Soundbar 300 has smartphone app. 34.9% of soundbars offer this feature.
Remote control
What it is: Comes with or supports a physical handheld remote for everyday operation.
When it matters: When you want quick volume, input, and sound-mode control without opening an app.

Importance: HIGH

yes
Bose Smart Soundbar 300 has remote control. 73.5% of soundbars offer this feature.
Control panel
What it is: Design and layout of the onboard control panel.
When it matters: When you want easier everyday control.

Importance: HIGH

no
Bose Smart Soundbar 300 does not have control panel. 91.3% of soundbars offer this feature.
Voice assistant compatibility
What it is: Works with one or more voice-assistant platforms such as Alexa, Google Assistant, or Siri workflows.
When it matters: When voice control is part of how you start playback, change volume, or integrate the bar into smart-home routines.

Importance: MEDIUM

yes
Bose Smart Soundbar 300 supports voice assistant compatibility. 30.9% of soundbars include this feature.
Far-field microphones
What it is: Built-in far-field microphones for voice assistant use.
When it matters: When you want hands-free control or built-in voice features.

Importance: MEDIUM

yes
Bose Smart Soundbar 300 has far-field microphones. 12.2% of soundbars offer this feature.
Show more
HDMI version
What it is: Version of the HDMI standard supported for input/output.
When it matters: When you need the HDMI link to handle newer video, gaming, or audio-return features in your setup.

Importance: HIGH

Good value: 2.1

2.0
Bose Smart Soundbar 300 uses HDMI 2.0, which is newer than that of 72.7% of soundbars and the same as that of 16.4% of soundbars.
HDMI ARC type
What it is: Shows whether the soundbar uses ARC or eARC for TV audio over HDMI. ARC covers basic return audio, while eARC supports higher-bandwidth formats such as lossless Dolby Atmos and generally gives you more headroom for advanced TV-to-soundbar audio.
When it matters: When the TV will send sound back to the soundbar over HDMI and you care about getting the best audio formats your TV and streaming devices can pass through.

Importance: HIGH

Good value: eARC

arc
Bose Smart Soundbar 300 has arc as its HDMI TV-audio return type, which is more advanced than what 29.6% of soundbars offer and the same as what 49.4% offers.
HDMI-CEC support
What it is: Lets compatible devices share basic commands like power, volume, and input switching over HDMI.
When it matters: When you want simpler everyday use, such as controlling volume with the TV remote and having the soundbar turn on with the TV.

Importance: MEDIUM

yes
Bose Smart Soundbar 300 has HDMI-CEC support. 64.1% of soundbars offer this feature.
HDMI pass-through resolution
What it is: Maximum video resolution supported through HDMI pass-through.
When it matters: When you connect external players or consoles through the soundbar.

Importance: MEDIUM

none
Bose Smart Soundbar 300 supports HDMI pass-through up to none, which is the same as that of 77.3% of soundbars.
HDMI pass-through frame rate
What it is: Maximum frame rate supported for HDMI pass-through.
When it matters: When you connect gaming devices through the soundbar.

Importance: MEDIUM

Good value: >=120 fps

none fps
Bose Smart Soundbar 300 has a HDMI pass-through frame rate of none fps, equal to 81.3% of soundbars.
Show more
AirPlay
What it is: Supports Apple AirPlay or AirPlay 2 for network-based streaming from Apple devices and apps.
When it matters: When your home setup is built around Apple devices and you want smooth wireless playback across that ecosystem.

Importance: HIGH

yes
Bose Smart Soundbar 300 supports AirPlay. 20.1% of soundbars include this feature.
Chromecast built-in
What it is: Includes Chromecast so audio can be cast directly from compatible apps over Wi-Fi.
When it matters: When you want quick app-based casting from Android, Chrome, or supported streaming services without Bluetooth pairing.

Importance: HIGH

yes
Bose Smart Soundbar 300 supports Chromecast built-in. 11.7% of soundbars include this feature.
Chromecast built-in added via firmware update.
Spotify Connect
What it is: Can receive Spotify streams directly over the network without routing playback through your phone over Bluetooth.
When it matters: When you use Spotify often and want your phone free for calls, battery, or other apps while music keeps playing.

Importance: MEDIUM

yes
Bose Smart Soundbar 300 supports Spotify Connect. 22.9% of soundbars include this feature.
TIDAL Connect
What it is: Can receive TIDAL streams directly over the network without using Bluetooth from the phone as the audio path.
When it matters: When you use TIDAL regularly and want direct streaming with less dependence on your phone staying involved.

Importance: MEDIUM

no
Bose Smart Soundbar 300 does not support TIDAL Connect. 7.6% of soundbars include this feature.
Amazon Music native support
What it is: Native integration with Amazon Music service.
When it matters: When you stream music directly from apps and ecosystems you already use.

Importance: MEDIUM

yes
Bose Smart Soundbar 300 has Amazon Music native support. 20.9% of soundbars offer this feature.
Show more
Width
What it is: Overall width of the soundbar.
When it matters: When you want the bar to match the TV size better or fit a narrow cabinet cleanly.

Importance: HIGH

695 mm
Bose Smart Soundbar 300 has a width of 695 mm, lower than 55.2% of soundbars of soundbars.
Height
What it is: Overall height of the soundbar.
When it matters: When clearance under the TV is limited and you do not want the bar covering the lower edge of the picture.

Importance: HIGH

Good value: <70 mm

57 mm
Bose Smart Soundbar 300 has a height of 57 mm, lower than 86% of soundbars and equal to 1.6% of soundbars.
Thickness
What it is: The front-to-back depth of the soundbar body.
When it matters: When you need the soundbar to fit neatly on furniture, under the TV, or close to the wall without sticking out too much.

Importance: MEDIUM

Good value: <90 mm

103 mm
Bose Smart Soundbar 300 is 103 mm thick, thicker than 70.8% of soundbars of soundbars.
Weight
What it is: Total weight of the soundbar unit.
When it matters: When wall mounting, shelf strength, or how easy the bar is to move and position matters.

Importance: MEDIUM

3,200 g
Bose Smart Soundbar 300 weighs 3,200 g, more than 76.1% of soundbars and equal to 0.5% of soundbars.
Build material
What it is: Material used for cabinet or body construction.
When it matters: When finish quality, cabinet feel, and how premium the bar looks in the room matter to you.

Importance: MEDIUM

plastic
Bose Smart Soundbar 300 uses plastic for the build material, which is different from that of 5% of soundbars and the same as that of 91.6% of soundbars.
Show more

Bose Smart Soundbar 300 vs the average soundbar

  • Supports center channel driver
    Bose Smart Soundbar 300 has center channel driver, the average soundbar does not.
    What it is: Uses a dedicated center-channel driver intended to anchor dialogue and center-screen effects more clearly.
    When it matters: When dialogue clarity is important and you want voices locked more firmly to the center of the screen.

    Importance: MEDIUM

    Bose Smart Soundbar 300 has center channel driver, the average soundbar does not.
  • Has Wi-Fi connectivity
    Bose Smart Soundbar 300 supports Wi-Fi connectivity, the average soundbar does not.
    What it is: Can join a wireless network for streaming, app control, updates, and smart-platform features.
    When it matters: When you want better streaming stability, direct app playback, or smart features beyond Bluetooth alone.

    Importance: HIGH

    Bose Smart Soundbar 300 supports Wi-Fi connectivity, the average soundbar does not.
  • Supports Chromecast built-in
    Bose Smart Soundbar 300 supports Chromecast built-in, the average soundbar does not.
    Chromecast built-in added via firmware update.
    What it is: Includes Chromecast so audio can be cast directly from compatible apps over Wi-Fi.
    When it matters: When you want quick app-based casting from Android, Chrome, or supported streaming services without Bluetooth pairing.

    Importance: HIGH

    Bose Smart Soundbar 300 supports Chromecast built-in, the average soundbar does not.
  • More audio channels
    Bose Smart Soundbar 300 has more audio channels than the average soundbar (3 vs 2.0). The average soundbar has 2.0 audio channels.
    Standalone configuration kept; expandable/virtual claims ignored.
    What it is: Shows how many separate audio channels the system is built to reproduce, such as left, center, surround, height, and subwoofer channels.
    When it matters: When you are deciding between a simpler bar and a setup built for wider surround placement, clearer center dialogue, or more immersive height effects.

    Importance: HIGH

    Good value: >=5.1

    Bose Smart Soundbar 300 has more audio channels than the average soundbar (3 vs 2.0). The average soundbar has 2.0 audio channels.3.0 vs 2.0
  • Has smartphone app
    Bose Smart Soundbar 300 supports smartphone app, the average soundbar does not.
    What it is: Can be configured or controlled through a dedicated mobile app.
    When it matters: When you prefer changing inputs, updates, sound modes, or calibration settings from your phone.

    Importance: HIGH

    Bose Smart Soundbar 300 supports smartphone app, the average soundbar does not.
  • Supports AirPlay
    Bose Smart Soundbar 300 supports AirPlay, the average soundbar does not.
    What it is: Supports Apple AirPlay or AirPlay 2 for network-based streaming from Apple devices and apps.
    When it matters: When your home setup is built around Apple devices and you want smooth wireless playback across that ecosystem.

    Importance: HIGH

    Bose Smart Soundbar 300 supports AirPlay, the average soundbar does not.
  • Supports Spotify Connect
    Bose Smart Soundbar 300 supports Spotify Connect, the average soundbar does not.
    What it is: Can receive Spotify streams directly over the network without routing playback through your phone over Bluetooth.
    When it matters: When you use Spotify often and want your phone free for calls, battery, or other apps while music keeps playing.

    Importance: MEDIUM

    Bose Smart Soundbar 300 supports Spotify Connect, the average soundbar does not.
  • Supports multiroom ecosystem
    Bose Smart Soundbar 300 supports multiroom ecosystem support, the average soundbar does not.
    Bose Music multi-room ecosystem. AirPlay 2 multi-room support.
    What it is: Works with a multiroom platform so the soundbar can join grouped playback with speakers in other rooms.
    When it matters: When you want the soundbar to be part of a whole-home audio setup rather than a standalone TV speaker.

    Importance: LOW

    Bose Smart Soundbar 300 supports multiroom ecosystem support, the average soundbar does not.
  • Supports center channel driver
    Bose Smart Soundbar 300 has center channel driver, the average soundbar does not.
  • More audio channels
    Bose Smart Soundbar 300 has more audio channels than the average soundbar (3 vs 2.0). The average soundbar has 2.0 audio channels.
  • Compatible with Wireless rear speaker
    Bose Smart Soundbar 300 supports wireless rear speaker compatibility, the average soundbar does not.
  • Broader format support
    Bose Smart Soundbar 300 supports more music formats than the average soundbar (AAC, ALAC, FLAC, MP3, WMA vs MP3).
  • Supports AAC
    Bose Smart Soundbar 300 supports AAC, the average soundbar does not.
  • 3 more supported audio formats
    Bose Smart Soundbar 300 supports more audio formats than the average soundbar (5 vs 2). The average soundbar supports 2 audio formats.
  • Has Wi-Fi connectivity
    Bose Smart Soundbar 300 supports Wi-Fi connectivity, the average soundbar does not.
  • Supports Chromecast built-in
    Bose Smart Soundbar 300 supports Chromecast built-in, the average soundbar does not.
  • Supports AirPlay
    Bose Smart Soundbar 300 supports AirPlay, the average soundbar does not.
  • Supports Spotify Connect
    Bose Smart Soundbar 300 supports Spotify Connect, the average soundbar does not.
  • Supports multiroom ecosystem
    Bose Smart Soundbar 300 supports multiroom ecosystem support, the average soundbar does not.
  • Supports amazon Music native
    Bose Smart Soundbar 300 supports Amazon Music native support, the average soundbar does not.
  • Supports deezer
    Bose Smart Soundbar 300 supports Deezer support, the average soundbar does not.
  • Has smartphone app
    Bose Smart Soundbar 300 supports smartphone app, the average soundbar does not.
  • Has EQ customization (app)
    Bose Smart Soundbar 300 supports eQ customization (app), the average soundbar does not.
  • Compatible with Voice assistant
    Bose Smart Soundbar 300 supports voice assistant compatibility, the average soundbar does not.
  • Supports manual audio delay adjustment
    Bose Smart Soundbar 300 supports manual audio delay adjustment, the average soundbar does not.
  • 2 more microphones
    Bose Smart Soundbar 300 has more microphones than the average soundbar (2 vs 0). The average soundbar has 0 microphones.
  • Supports far-field microphones
    Bose Smart Soundbar 300 has far-field microphones, the average soundbar does not.
  • 10 mm lower height
    Bose Smart Soundbar 300 is shorter than the average soundbar (57 mm vs 67 mm). The average soundbar is 67 mm tall.

Total
Overall
Audio
Formats
Connectivity
Smart features
Controls
Design
  • 3 fewer sound modes
    Bose Smart Soundbar 300 offers fewer sound modes than the average soundbar (1 vs 4). The average soundbar offers 4 sound modes.
  • 100 Hz lower max frequency
    Bose Smart Soundbar 300 has a lower maximum frequency than the average soundbar (19,900 Hz vs 20,000 Hz). The average soundbar has a maximum frequency of 20,000 Hz.
    Measured high-frequency extension used.
  • 4x higher standby power consumption
    Bose Smart Soundbar 300 has a higher standby power consumption than the average soundbar (2 W vs 0.5 W). The average soundbar uses 0.5 W in standby.
  • No PCM / LPCM
    Bose Smart Soundbar 300 does not support PCM / LPCM support, the average soundbar does.
  • No USB audio input
    Bose Smart Soundbar 300 does not have USB audio input, the average soundbar does.
    no (The micro-USB port is for service only, not audio playback)
  • No AUX input
    Bose Smart Soundbar 300 does not have AUX input, the average soundbar does.
    no
  • No USB playback
    Bose Smart Soundbar 300 does not support USB playback support, the average soundbar does.
    no (The micro-USB port is for service/firmware updates only, not audio playback)
  • Older Bluetooth version
    Bose Smart Soundbar 300 uses 4.2 for Bluetooth version, while the average soundbar uses 5.0.
  • Less advanced HDMI ARC type
    Bose Smart Soundbar 300 has arc as its HDMI TV-audio return type, while the average soundbar has eARC.
  • Older HDMI version
    Bose Smart Soundbar 300 uses 2 for HDMI version, while the average soundbar uses 2.1.
  • No control panel
    Bose Smart Soundbar 300 does not have control panel, the average soundbar does.
  • 1,200 g heavier weight
    Bose Smart Soundbar 300 is heavier than the average soundbar (3,200 g vs 2,000 g). The average soundbar weighs 2,000 g.
  • 18 mm thicker design
    Bose Smart Soundbar 300 is thicker than the average soundbar (103 mm vs 85 mm). The average soundbar is 85 mm thick.
  • Less trusted origin
    Bose Smart Soundbar 300 is from United States, while the average soundbar is from Japan.
  • 1 year/s older release date
    Bose Smart Soundbar 300 is older than the average soundbar (2020 vs 2021). The average soundbar was released in 2021.
    September 15, 2020
  • Less advanced HDMI ARC type
    Bose Smart Soundbar 300 has arc as its HDMI TV-audio return type, while the average soundbar has eARC.
    What it is: Shows whether the soundbar uses ARC or eARC for TV audio over HDMI. ARC covers basic return audio, while eARC supports higher-bandwidth formats such as lossless Dolby Atmos and generally gives you more headroom for advanced TV-to-soundbar audio.
    When it matters: When the TV will send sound back to the soundbar over HDMI and you care about getting the best audio formats your TV and streaming devices can pass through.

    Importance: HIGH

    Good value: eARC

    Bose Smart Soundbar 300 has arc as its HDMI TV-audio return type, while the average soundbar has eARC.arc vs eARC
  • No USB audio input
    Bose Smart Soundbar 300 does not have USB audio input, the average soundbar does.
    no (The micro-USB port is for service only, not audio playback)
    What it is: Can receive audio through USB from a compatible host device instead of using only analog or HDMI inputs.
    When it matters: When a computer or compatible source is easiest to connect over USB rather than through another audio output.

    Importance: MEDIUM

    Bose Smart Soundbar 300 does not have USB audio input, the average soundbar does.
  • No control panel
    Bose Smart Soundbar 300 does not have control panel, the average soundbar does.
    What it is: Design and layout of the onboard control panel.
    When it matters: When you want easier everyday control.

    Importance: HIGH

    Bose Smart Soundbar 300 does not have control panel, the average soundbar does.
  • No PCM / LPCM
    Bose Smart Soundbar 300 does not support PCM / LPCM support, the average soundbar does.
    What it is: Supports multichannel or stereo PCM/LPCM audio sent uncompressed from compatible devices.
    When it matters: When consoles, TVs, or players are configured to output uncompressed PCM audio rather than bitstream formats.

    Importance: MEDIUM

    Bose Smart Soundbar 300 does not support PCM / LPCM support, the average soundbar does.
  • No AUX input
    Bose Smart Soundbar 300 does not have AUX input, the average soundbar does.
    no
    What it is: Includes a 3.5 mm analog input for connecting older devices or simple wired audio sources.
    When it matters: When a TV, projector, music player, or other source still relies on analog audio output.

    Importance: LOW

    Bose Smart Soundbar 300 does not have AUX input, the average soundbar does.
  • 3 fewer sound modes
    Bose Smart Soundbar 300 offers fewer sound modes than the average soundbar (1 vs 4). The average soundbar offers 4 sound modes.
    What it is: Number of selectable or predefined sound modes.
    When it matters: When you switch between movies, music, news, or gaming often.

    Importance: MEDIUM

    Good value: >=4

    Bose Smart Soundbar 300 offers fewer sound modes than the average soundbar (1 vs 4). The average soundbar offers 4 sound modes.1 vs 4
  • No USB playback
    Bose Smart Soundbar 300 does not support USB playback support, the average soundbar does.
    no (The micro-USB port is for service/firmware updates only, not audio playback)
    What it is: Can play audio files directly from a connected USB storage device.
    When it matters: When you keep music on flash drives or want simple local playback without a streaming app.

    Importance: LOW

    Bose Smart Soundbar 300 does not support USB playback support, the average soundbar does.
  • Older Bluetooth version
    Bose Smart Soundbar 300 uses 4.2 for Bluetooth version, while the average soundbar uses 5.0.
    What it is: Supported Bluetooth specification version.
    When it matters: When you care about newer Bluetooth efficiency, compatibility, and connection behavior with modern source devices.

    Importance: MEDIUM

    Good value: >=5.0

    Bose Smart Soundbar 300 uses 4.2 for Bluetooth version, while the average soundbar uses 5.0.4.2 vs 5.0
Total
Overall
Audio
Formats
Connectivity
HDMI & Gaming
Controls
Design

Graphic comparison of Bose Smart Soundbar 300 and other soundbars

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Third-party reviews

United Kingdom
amazon
4.3
352 Reviews

(Reviews last updated: May 2026)

What customers like about Bose Smart Soundbar 300?

  • Dialogue clarity is exceptional, often described as crisp and clear, particularly helpful for users with hearing difficulties.
  • Compact and sleek design with a low profile that fits easily under most TVs without blocking the screen.
  • Impressive wide soundstage for its small size, using side-firing drivers to fill the room.
  • Extensive wireless connectivity options including Bluetooth, Wi-Fi, Apple AirPlay 2, and Spotify Connect.
  • Built-in voice assistants (Amazon Alexa and Google Assistant) offer robust hands-free control, including TV commands via Voice4Video.
  • Simple and straightforward setup process, especially through the Bose Music app.

What customers dislike about Bose Smart Soundbar 300?

  • Lacks deep low-bass performance as a standalone unit; many users recommend adding a separate (and expensive) bass module for full effect.
  • No support for immersive audio formats like Dolby Atmos or DTS, downmixing multi-channel content to stereo.
  • Physical remote feels cheap/slippery to some users, and there are no physical volume or playback buttons on the bar itself.
  • Inconsistent connectivity and app performance reported by some users, including occasional difficulty with initial setup.
  • Lack of essential accessories in the box, specifically an HDMI cable and wall-mounting brackets which must be purchased separately.
  • No HDMI In port, meaning it cannot serve as a hub for other devices or support 4K passthrough.

Expert reviews

R
reviewed.com
20/08/2021
Bose Smart Soundbar 300 review - Reviewed

The Bose Smart Soundbar 300 is a compact, mid-range device offering a significant upgrade over standard TV audio, featuring a wide soundstage and exceptional vocal clarity ideal for dialogue. Key benefits include seamless voice control via Amazon Alexa or Google Assistant and Bose SimpleSync for private listening, though it lacks deep bass without an optional subwoofer. Limitations...Read more

R
rollingstone.com
11/05/2021
Bose Smart Soundbar 300 Review - Rolling Stone

The Bose Smart Soundbar 300 offers a compact, 23.6-inch design that delivers clear vocals and room-filling sound, making it a strong upgrade for television audio. Key features include built-in Amazon Alexa and Google Assistant, Apple AirPlay 2, and Bose SimpleSync for pairing with headphones. While lauded for ease of use, the unit lacks deep bass without an optional subwoofer and...Read more

C
consumerreports.org
N/A
Bose Smart Soundbar 300 - Consumer Reports(www.tomsguide.com) | February 08, 2021 | Bose Smart Soundbar 300 review - Tom's Guide(www.techhive.com) | D...

The Consumer Reports review of the Bose Smart Soundbar 300 describes a 3.0-channel system with good volume for medium rooms, excellent ease of use for setup, and a Dialog Mode that significantly improves vocal clarity. It features extensive smart connectivity options including Wi-Fi, Bluetooth, and Apple AirPlay 2. However, performance is hampered by subdued, lacking deep-bass, and...Read more

R
rtings.com
04/12/2023
Bose Smart Soundbar 300 Review - RTINGS.com

The Bose Smart Soundbar 300 is a compact 3.0 setup designed for smaller spaces, featuring a well-built design with a discrete center channel that ensures clear dialogue. It delivers a slightly V-shaped sound profile suitable for music, but lacks deep, impactful low-bass due to the absence of a dedicated subwoofer. While lacking Dolby Atmos support and room correction, the unit...Read more

H
hifi.de
10/06/2022
Bose Smart Soundbar 300 Review - Better than Sonos and others?

The Bose Smart Soundbar 300 is a compact 3.0-channel unit designed for clear dialogue and improved TV audio without taking up much space. It features premium, low-profile styling suited for smaller setups, while delivering respectable volume and minimal distortion for its size. Pros include robust voice assistant integration (Alexa/Google Assistant) with Voice4Video, alongside...Read more

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K
kopfhoerer.de
15/04/2025
Bose Smart Soundbar review on kopfhoerer.de

The Bose Smart Soundbar (2024) is a compact 5.0.2-channel system featuring upward-firing drivers for Dolby Atmos and an AI Dialogue Mode for enhanced vocal clarity. While delivering a wide soundstage with rich, musical audio, the unit lacks deep bass and requires an optional subwoofer for cinematic performance. Connectivity is versatile via Wi-Fi and AirPlay 2, but the system lacks...Read more

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C
chip.de
31/01/2022
Bose Soundbar 300 Review | CHIP

The Bose Smart Soundbar 300 is a compact 3.0-channel system designed to upgrade TV audio with exceptionally clear dialogue and a wide soundstage. Its strengths include integrated smart assistants (Alexa/Google), Voice4Video control, and versatile wireless options like Apple AirPlay 2. However, the unit lacks deep, immersive bass, misses Dolby Atmos support, and forces a downmix of...Read more

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O
on-mag.fr
03/03/2026
Bose Smart Soundbar 300 Review: Highly connected but lacks power

The On-mag.fr review describes the Bose Smart Soundbar 300 as a highly connected, ultra-compact entry-level model. Pros include a 5 cm high design that fits under most TVs and excellent vocal clarity for dialogues, while cons center on a lack of low-end bass (missing frequencies up to 100Hz) and a thin, underpowered sound during action scenes. The soundbar excels in connectivity,...Read more

(Translated)Show original
M
maisonadam.ca
23 décembre 2020
Bose Smart Soundbar 300 | Expert Review

The Maison Adam review describes the Bose Smart Soundbar 300 as a versatile, compact 3.0-channel system, standing only two inches tall, which delivers clear sound and fits easily under most TVs. It offers precise dialogue through a dedicated "Dialogue Mode" and a wide soundstage, making it a significant upgrade over standard television audio, according to the review. Key pros...Read more

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L
leclaireur.fnac.com
26 Janvier 2021
Bose SoundBar 300 Lab Test: A versatile soundbar with smart connectivity

The Bose Smart Soundbar 300 is a compact 3.0-channel system, featuring four full-range drivers and a central tweeter designed for clear dialogue and a wide soundstage. It boasts premium build quality with a low-profile design and excels in connectivity, offering Wi-Fi, Bluetooth, Apple AirPlay 2, Spotify Connect, and the Bose Music App for precise adjustments. Key advantages include...Read more

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V
vonguru.fr
21/02/2022
Bose Smart Soundbar 300 Review

The Bose Smart Soundbar 300 is a compact, stylish soundbar featuring a matte black finish and metal grille, designed to enhance TV audio with a wide soundstage and exceptionally clear dialogue. Key advantages include robust connectivity (Wi-Fi, Bluetooth, AirPlay 2), integrated Amazon Alexa/Google Assistant, and advanced voice control for TVs via Voice4Video, making it a strong,...Read more

(Translated)Show original
H
hablandodemanzanas.com
04 de marzo de 2021
Bose Soundbar 300: Review and Opinion

The Bose Smart Soundbar 300 serves as a compact, elegant entry-level option, designed to enhance TV audio with a slim design and "Voice4Video" technology for Alexa-enabled control. While it provides clear dialogue and a wide soundstage via side-firing drivers, the unit lacks deep, standalone bass and omits support for Dolby Atmos. The system, which features robust app integration...Read more

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P
pixeltv.it
12/05/2026
Bose Smart Soundbar 300 Review | PixelTV

The Bose Smart Soundbar 300 is a compact, low-profile entry-level unit designed to improve TV audio with a sleek aesthetic. It offers versatile connectivity, including Wi-Fi, Bluetooth, Apple AirPlay 2, and seamless integration with the Bose ecosystem. The soundbar is highly praised for clear dialogue and a wide soundstage, bolstered by built-in Alexa and Google Assistant...Read more

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T
tweakers.net
23/03/2022
Sonos Beam (Gen 2) Black - Elliott - Product reviews - Tweakers

The Sonos Beam (Gen 2) is highly praised for delivering a clear, full, and spacious soundstage that remains balanced, supported by a compact design suitable for smaller spaces and simple HDMI eARC installation. Key advantages include impressive virtual Dolby Atmos, excellent dialogue clarity via "Speech Enhancement," and smart integration with AirPlay 2. However, users note the lack...Read more

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C
consumentenbond.nl
n.v.t.
Bose Smart Soundbar 300 - Test, Reviews & Prices at Consumentenbond

The Bose Smart Soundbar 300 is a compact, stylish entry-level device praised for superior dialogue clarity through a dedicated center channel and Specialized "Dialogue Mode". Its primary pros include extensive wireless connectivity options, such as Bluetooth, Wi-Fi, Apple AirPlay 2, and built-in voice assistants. However, significant cons include weak bass response without an...Read more

(Translated)Show original

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