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GCZ BT109 2.1 Soundbar with Subwoofer vs Yamaha SR-B20A Soundbar

The Yamaha SR-B20A is the safer pick for most living rooms: one slim bar, built-in subwoofers, DTS Virtual:X, Clear Voice and an app, backed by a brand with a long soundbar track record. The GCZ BT109 is a 2.1 set with a separate subwoofer and more raw power on paper, but it comes from an unknown brand with a thinner support story. Buy the Yamaha for clean dialogue and simple setup; buy the GCZ only if you want a separate sub and a backlit look.

  • Choose the GCZ BT109 if you want a separate subwoofer for room-shaking bass and a backlit bar, and you are fine with an unfamiliar brand.
  • Choose the Yamaha SR-B20A if you want one slim bar with built-in bass, clear dialogue, DTS Virtual:X and app control from a brand with a long audio history.

Prices

  • GCZ BT109 2.1 Soundbar with Subwoofer: $49.99 at Walmart (checked today)
  • Yamaha SR-B20A Soundbar: $219.95 at Walmart (checked today)
  • Difference: the GCZ BT109 2.1 Soundbar with Subwoofer is $169.96 cheaper than the Yamaha SR-B20A Soundbar today
GCZ
GCZ Soundbar, 120W Sound Bar for TV, 2.1 CH Soundbar with Subwoofer

GCZ BT109 2.1 Soundbar with Subwoofer

GCZ Soundbar, 120W Sound Bar for TV, 2.1 CH Soundbar with Subwoofer

4(270 ratings)
$49.99at WalmartChecked 8 h ago
See all prices and details
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Pros
  • Separate subwoofer gives deeper bass than a single bar
  • Higher peak power on paper
  • Bluetooth 5.3
  • Backlit design and separable layout
Cons
  • No Dolby or DTS decoding
  • No dialogue enhancement mode
  • Unknown brand with limited support history
  • Subwoofer needs its own placement and power
Yamaha
Yamaha SR-B20A

Yamaha SR-B20A Soundbar

Yamaha SR-B20A

4(2 ratings)
$219.95at WalmartChecked 6 h ago
See all prices and details
Visit Walmart
Pros
  • DTS Virtual:X and Dolby/DTS decoding
  • Clear Voice improves dialogue
  • Built-in subwoofers keep it to one bar
  • App control and easy wall mounting
Cons
  • No separate subwoofer, so bass is less physical
  • No Wi-Fi, multiroom or voice control
  • Bluetooth 5.0, older than the GCZ
  • Wider bar may not fit narrow TV stands

What separates them

GCZ BT109 2.1 Soundbar with SubwooferYamaha SR-B20A Soundbar
SubwooferSeparate wired subwoofer includedBuilt-in subwoofers, no separate box
Surround processingStereo 2.1 with a surround output mode, no licensed formatDTS Virtual:X, Dolby Digital, DTS and Dolby Pro Logic II decoding
Power rating120 W RMS, 240 W peak120 W total
Dialogue clarityNo dedicated dialogue modeClear Voice mode lifts speech
App and controlRemote onlyRemote plus Sound Bar Remote App
BluetoothBluetooth 5.3Bluetooth 5.0 with SBC and AAC, two-device switching
Mounting and size17.2 in wide, 4.9 lb, separable design35.8 in wide, 7.1 lb, keyhole wall mount with gyroscope
Brand track recordLittle-known brand, few long-term owner reportsYamaha has built soundbars and audio gear for decades

Price history

$219.95$49.99
Nov 9Nov 12
  • GCZ BT109 2.1 Soundbar with Subwoofer: lowest $49.99 on Nov 12 at Walmart.
  • Yamaha SR-B20A Soundbar: lowest $219.95 on Nov 9 at Best Buy; $219.95 on Nov 12.

Prices at every store

GCZ BT109 2.1 Soundbar with Subwoofer

  • WalmartNew

    In stockSold by Airfish Online StoreReturns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.

    $49.99Free shippingChecked 8 h ago
    Visit Walmart
  • WalmartNew

    In stock

    $49.99Checked 8 h ago
    Visit Walmart
Prices and history →

Yamaha SR-B20A Soundbar

  • WalmartNew

    In stockSold by World Wide Stereo (Authorized)Returns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.

    $219.95Free shippingChecked 6 h ago
    Visit Walmart
  • Abt ElectronicsNew

    In stock

    $219.95Free shippingChecked 6 h ago
    Visit Abt Electronics
  • Kohl'sNew

    In stock

    $219.95Free shippingChecked 6 h ago
    Visit Kohl's
  • Urban OutfittersNew

    In stock

    $219.95Free shippingChecked 6 h ago
    Visit Urban Outfitters

Also available at

  • WalmartCheck price at Walmart

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

All 19 stores and price history →

Specs compared

SpecGCZ BT109 2.1 Soundbar with SubwooferYamaha SR-B20A Soundbar
colorBlackBlack, White
BrandGCZYamaha
Sound technologyStereoDTS:X
Speaker config.2.12.0
WirelessBluetoothYes
In/Out typeHDMIBluetooth
FeaturesWith SubwooferApp-Controlled, With Subwoofer
Peak audio power handling240 W27 W
Rms power rating120 W30 W
Inputs/OutputsHDMI, Optical, AUXBluetooth
Power typeCorded ElectricCorded Electric
Length17.16 in35.88 in
Show all 40 specsShow fewer specs
SpecGCZ BT109 2.1 Soundbar with SubwooferYamaha SR-B20A Soundbar
Thickness7.02 in5.13 in
Width13.26 in35.9 in wide
Recommended locationIndoorIndoor
Piece count21
Output modeSurroundSurround
Model nameBT109SR-B20ABL
Assembled product weight4.9 lb9.15 lb
BluetoothYesYes
Remote ControlYesYes
size

What reviewers say

GCZ BT109 2.1 Soundbar with Subwoofer

  • 4 / 5270 ratings

Ratings average 4 out of 5 across 270 reviews, so most owners are satisfied but a notable share are not. Buyers generally like the bass and the input options for the money; complaints tend to center on clarity at high volume and the subwoofer connection.

What people mention
  • BassPraisedOwners say the subwoofer gives movies and music noticeably more low end than TV speakers.
  • SetupPraisedHDMI-ARC and Bluetooth are described as quick to connect.
  • ClarityMixedDialogue is clear at moderate volume but some find it muddled during loud scenes.
  • High volumeCriticisedSeveral reviewers report distortion or harsh treble when pushed near maximum.

Yamaha SR-B20A Soundbar

Owners generally like the clear dialogue, simple setup and built-in bass for the size. Critics say it cannot match bars with a real subwoofer and that the virtual surround is subtle.

What people mention
  • Sound qualityPraisedOwners say dialogue is clear and the bar handles everyday TV well.
  • BassMixedThe built-in subwoofers add some low end, but reviewers say it cannot match a dedicated subwoofer.
  • SetupPraisedOwners find HDMI ARC and optical hookup quick and simple.
  • Surround effectCriticisedReviewers say DTS Virtual:X widens the sound only slightly.

Questions and answers

Which is better for hearing dialogue in movies?
The Yamaha. Its Clear Voice mode lifts speech, and it decodes Dolby and DTS tracks properly. The GCZ has no dialogue mode.
Which has more bass?
The GCZ, because it ships with a separate subwoofer. The Yamaha's built-in subwoofers are good for a single bar but cannot match a dedicated box.
Which is easier to set up?
The Yamaha. One HDMI ARC cable handles sound and TV remote control. The GCZ also needs the subwoofer placed and powered.
Is the Yamaha worth stepping up to over the GCZ?
For most TV rooms, yes. You get licensed surround processing, Clear Voice, app control and a brand with a service history. Step to the GCZ only if a separate sub matters most.
Which lasts longer?
Yamaha has a long record in audio and the SR-B20A has few reported failures. The GCZ is too new and too niche for a reliable longevity read.
Can either be wall-mounted?
Both can. The Yamaha has keyholes and a gyroscope that adjusts sound for wall placement. The GCZ is lighter and shorter, so it fits smaller spaces.

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  • TCL S55H S Class 2.1 Channel Sound Bar vs Yamaha SR-B20A

Buying guides that pick them

  • Best budget soundbars with optical input
6.5"
—
AccessoriesRemote Control—
ModelBT109—
Color categoryBlack—
ManufacturerGCZ—
Design HighlightsSeparable—
Connectivity TechnologyWired, Bluetooth—
Ports And InterfacesSPDIF line, AUX, Coaxial 3.5mm audio jack, HDMI…—
Speaker PlacementFor TVs—
Max Output Power240 W—
Nominal Output Power95 W—
Audio Configuration2.1 system—
Audio HighlightsWith Surround Sound, 3D Surround Sound, Smart D…—
Audio Channels2.1 CH—
Weight13.4 lb—
Driver TypeFull-range speakers, Bass woofer—
Number Of DriversFive sound units, 4 full-range speakers—
System ComponentsSubwoofer, Sound Bar—
Subwoofer TypeWired—