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Sennheiser AMBEO Soundbar Plus vs JBL Bar 300MK2 Soundbar

The Sennheiser AMBEO Soundbar Plus is the stronger pick for a dedicated movie room: it runs a 7.1.4 configuration with nine drivers, dual built-in 4-inch subwoofers down to 38Hz, and self-calibration that tunes the sound to your room. The JBL Bar 300MK2 is the more sensible choice for a smaller space or a secondary TV: it is only 6.3 inches wide, still handles Dolby Atmos and DTS Virtual:X, and PureVoice 2.0 keeps dialogue clear. Owners rate both well, but the Sennheiser draws more complaints about its size and weight, and its virtual surround is less precise than real rear speakers.

  • Choose the Sennheiser AMBEO Soundbar Plus if you want the widest, deepest single-bar system for a large living room and you value room calibration and low bass over a compact footprint.
  • Choose the JBL Bar 300MK2 if you have a smaller room or a secondary TV and want Atmos, clear dialogue and a wide soundstage from a bar that fits almost anywhere.

Prices

  • Sennheiser AMBEO Soundbar Plus: $979.95 at Walmart (checked today)
  • JBL Bar 300MK2 Soundbar: $299.99 at eBay (checked today)
  • Difference: the JBL Bar 300MK2 Soundbar is $679.96 cheaper than the Sennheiser AMBEO Soundbar Plus today
Sennheiser
Sennheiser AMBEO Soundbar Plus

Sennheiser AMBEO Soundbar Plus

4.5(308 ratings)
$979.95at WalmartChecked 1 h ago
See all prices and details
Visit Walmart
Pros
  • True 7.1.4 virtualization from a single bar
  • Dual built-in subwoofers reach 38Hz
  • Self-calibration tunes output to the room
  • Widest connectivity set, including RCA and Ethernet
  • Supports Dolby Atmos, DTS:X and MPEG-H
Cons
  • Bigger and heavier than most soundbars
  • Virtual surround is less precise than physical rear speakers
  • Plastic base and control panel
  • No waterproofing, indoor use only
JBL
JBL Bar 300MK2

JBL Bar 300MK2 Soundbar

JBL Bar 300MK2

4.6(65 ratings)
$299.99at eBayChecked 1 h ago
See all prices and details
Visit eBay

Store links may earn us a commission.

Pros
  • Compact 6.3-inch width suits small rooms
  • Dolby Atmos and DTS Virtual:X at a lower tier
  • PureVoice 2.0 keeps dialogue intelligible
  • HDMI eARC with 4K Dolby Vision passthrough
  • Roon Ready plus AirPlay, Google Cast, Spotify and Tidal Connect
Cons
  • No separate subwoofer; bass stops at 50Hz
  • No room calibration
  • Fewer physical inputs than the Sennheiser
  • No Amazon Alexa support

What separates them

Sennheiser AMBEO Soundbar PlusJBL Bar 300MK2 Soundbar
Surround format7.1.4 configuration with AMBEO virtualization and upmixing of stereo contentDolby Atmos and DTS Virtual:X 3D processing with MultiBeam 3.0
BassDual built-in 4-inch subwoofers reaching down to 38HzBuilt-in bass ports, no subwoofer, response starts at 50Hz
Room calibrationAutomated self-calibration adapts to your room's acousticsNo room calibration; PureVoice 2.0 tunes dialogue only
Size and footprintLarge and heavy, best wall-mounted or on a wide TV stand6.3 inches wide, built for cozy rooms
ConnectivityHDMI, Ethernet, USB, optical, RCA, AUX, Bluetooth, Wi-Fi, AirPlay 2, ChromecastHDMI eARC, USB, optical, Bluetooth, Wi-Fi, AirPlay, Google Cast
HDMI passthroughHDMI with eARCHDMI eARC with 4K Dolby Vision passthrough
Voice assistantsGoogle Assistant, Amazon Alexa and SiriGoogle Assistant and Siri
Dialogue handlingVoice Enhancement and Night Mode, mic can be switched offPureVoice 2.0 automatically optimizes dialogue clarity

Price history

$1,199.95$279.99
Oct 28Nov 10
  • Sennheiser AMBEO Soundbar Plus: lowest $979.95 on Nov 9 at Walmart; $979.95 on Nov 10.
  • JBL Bar 300MK2 Soundbar: lowest $279.99 on Nov 1 at Walmart; $449.95 on Nov 10.

Prices at every store

Sennheiser AMBEO Soundbar Plus

  • WalmartNew

    In stockSold by Video & Audio CenterReturns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.

    $979.95Free shippingChecked 1 h ago
    Visit Walmart
  • NeweggNew

    In stock

    $979.95Free shippingChecked 1 h ago
    Visit Newegg
  • Abt ElectronicsNew

    In stock

    $999.95Free shippingChecked 1 h ago
    Visit Abt Electronics
  • NordstromNew

    In stock

    $999.95Checked 10 h ago
    Visit Nordstrom

Also available at

  • WalmartCheck price at Walmart
  • eBayCheck price at eBay

Store links may earn us a commission. Some prices via Klarna.

All 24 stores and price history →

JBL Bar 300MK2 Soundbar

  • GreentoeNew

    In stockSold by TV's & Home Theater

    $329.00Free shippingChecked 8 h ago
    Visit Greentoe
  • WalmartNew

    In stock

    $449.95Checked 1 h ago
    Visit Walmart
  • JBL by HarmanNew

    In stock

    $449.95Free shippingChecked 1 h ago
    Visit JBL by Harman
  • eBayNew

    Availability unknownSold by allthingshub-2 (99.9% positive, 1,700 ratings)Returns: Set by the eBay seller; the eBay Money Back Guarantee covers an item that doesn't arrive or isn't as described.

    $299.99Free shippingChecked 1 h ago
    Visit eBay

Also available at

  • WalmartCheck price at Walmart
  • eBayCheck price at eBay

Store links may earn us a commission. Some prices via Klarna.

All 27 stores and price history →

Specs compared

SpecSennheiser AMBEO Soundbar PlusJBL Bar 300MK2 Soundbar
WirelessYesYes
ColorBlackBlack
Special PurposeSoundbarSoundbar
Assistant SupportGoogle Assistant, Amazon Alexa, SiriGoogle Assistant, Siri
Dolby Atmos EnabledYesYes
ConnectivityBluetooth, Wi-Fi, HDMI, Ethernet, AUX, Optical …Bluetooth, Wi-Fi, USB, HDMI, Optical Audio
Max Wattage400 W450 W
StyleWall MountWall Mount
Frequency Response38Hz-20kHz50 - 20000 Hz
With Surround SoundYes—
Configuration2 Channel—
OutdoorNo—
Show all 40 specsShow fewer specs
SpecSennheiser AMBEO Soundbar PlusJBL Bar 300MK2 Soundbar
BluetoothYes—
Connectivity TechnologyWireless, Bluetooth, Wi-Fi—
Ports And InterfacesEthernet, HDMI, USB—
Wi-FiYes—
Smart FunctionsSpotify Connect, Tidal Connect—
Speaker PlacementUnder the TV—
Audio Configuration7.1.4 system—
Audio HighlightsDolby Atmos, DTS:X, With Surround Sound—
Audio Channels7.1—

What reviewers say

Sennheiser AMBEO Soundbar Plus

  • 4.5 / 5308 ratings

Rated 4.5 out of 5 from 308 ratings, the AMBEO Soundbar Plus is well received for its room-filling virtual surround and strong built-in bass. Owners still flag the price and its size.

What people mention
  • Surround effectMixedListeners find the virtual 7.1.4 staging impressive but less precise than physical speakers.
  • BassPraisedThe dual built-in subwoofers are said to deliver deep bass without a separate sub.
  • CalibrationPraisedAutomated self-calibration is described as quick and effective at adapting to the room.
  • PriceCriticisedReviewers call it expensive for a single soundbar.

JBL Bar 300MK2 Soundbar

  • 4.6 / 565 ratings

Rated 4.6 out of 5 from 65 ratings. Owners mostly praise the sound for its size and the dialogue clarity, while some note the bass cannot match a bar with a real subwoofer.

What people mention
  • SoundstagePraisedOwners say MultiBeam 3.0 spreads sound wider than the bar's size suggests.
  • DialoguePraisedPureVoice 2.0 is credited with making speech easy to follow.
  • BassMixedBuilt-in ports add punch, but some owners want deeper low end.
  • SetupPraisedHDMI eARC and the included cable make hookup quick.
Reviews
  • Best Soundbars 2026: Options to suit your home cinema needs

Questions and answers

Which is better for a large living room?
The Sennheiser. Its 7.1.4 virtualization, nine drivers and dual 4-inch subwoofers fill a big room with more low-end and a wider stage, and self-calibration adjusts for the space.
Which is better for a small room or bedroom TV?
The JBL Bar 300MK2. At 6.3 inches wide it fits tight spaces, and its MultiBeam and PureVoice processing are tuned for close listening where deep bass matters less.
Do I need a separate subwoofer with either?
No. The Sennheiser has two built-in 4-inch subwoofers reaching 38Hz, and the JBL uses built-in bass ports. The Sennheiser goes noticeably lower.
Which has better dialogue clarity?
Both handle it well. The JBL's PureVoice 2.0 optimizes dialogue automatically; the Sennheiser offers Voice Enhancement and Night Mode, plus a mic you can switch off.
Is the Sennheiser worth stepping up to over the JBL?
If you watch a lot of Atmos movies in a dedicated room and want real low bass from one unit, yes. For casual TV and music in a smaller space, the JBL covers the essentials.
Which supports more voice assistants and streaming services?
The Sennheiser adds Amazon Alexa on top of Google Assistant and Siri. Both cover AirPlay, Spotify Connect and Tidal Connect; the JBL also adds Google Cast and Roon Ready.

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Design Highlights
Wall-mountable
—
MaterialPlastic base, Plastic (control panel)—
Driver Size50 mm (full-range drivers)—
Driver ConfigurationUp-firing—
Driver TypeSubwoofers—
Number Of Drivers9—
Max Output Power10mW (max) (Bluetooth output power BT Sub)—
Nominal Output Power400W (RMS)—
Output Level (SPL)85 dB (loud with little distortion)—
Next-Gen Audio Readyplays lossless formats straight out of the box—
Smart Room Calibrationauto-tunes to your space for flawless acoustics—
Dolby Atmos and DTSX compatible—
Model700144—
Advanced AMBEO OS connectivityBluetooth, Apple AirPlay 2, Spotify Connect, Ti…—
Woofers2x 4" Cellulose Cone Driver—
TweetersFullrange 7x 2" Aluminum Cone Fullrange Driver—
Amplifier9x class D amplifiers—
Total amplification power400W (RMS)—
Total number of speakers9—