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Sonos Sub Gen4 Black

SUBG4AU1BLK
EPIC DEAL
$999
$300 OFF¤
Deal ends 07/10/26
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Product Overview

The Sub Gen4 Black amplifies the low-frequency sound in your Sonos home theatre or music system.

This subwoofer is designed for Sonos users who want to experience deeper bass and a more immersive audio environment in their living room or dedicated media space. Its wireless connectivity allows flexible placement, whether you want it upright beside your entertainment unit or tucked away under furniture.

WiFi 802.11a/b/g/n/ac/ax support enables seamless integration with compatible Sonos soundbars and speakers, including Arc, Beam, Ray, Five, and Era 300. The Sub Gen4 weighs 11.79kg and measures 40.2cm wide, 38.9cm high, and 15.8cm deep, making it suitable for most room layouts. Only a power cable is needed for setup, as all audio is transmitted wirelessly once paired in the Sonos app.

Model SUBG4AU1BLK in black comes with a 1 year manufacturer's warranty.

Key Features

  • WiFi and Ethernet connectivity

Key Specifications

Brand:
Sonos
Model Number:
SUBG4AU1BLK
Wireless Connections:
WiFi 802.11a/b/g/n/ac/ax 2.4/5 GHz

General Information

Type:
Subwoofer
Colour:
Black
Family:
Sonos Sub Gen 4

Warranty

Manufacturer's Warranty:
1 Year

General Information

Type:
Subwoofer
Colour:
Black
Family:
Sonos Sub Gen 4

Product Dimensions

Product Height (mm):
389
Product Width (mm):
402
Product Depth (mm):
158
Product Weight (kg):
11.79

Box Dimensions

Box Height (mm):
508
Box Width (mm):
483
Box Depth (mm):
226
Box Weight (kg):
14

Product Reviews of Sonos Sub Gen4 Black

Sonos Sub Gen4 Black SUBG4AU1BLK

Overall Rating Snapshot

5.0 stars

5 out of 5 stars from 6 reviews

100% of users recommend this product

4
0
3
0
2
0
1
0
What customers say, summarised by AI
  • Dramatically enhances bass depth and home theatre immersion.
  • Sub (Gen 4) delivers clear, precise low end without muddiness.
  • Integration with Sonos app is seamless and setup is quick.
  • Stylish, compact design fits easily into most spaces.
  • Bass impact is powerful yet doesn't overpower vocals or mids.
  • Competitive price matching makes this upgrade even better value.
AI-generated summary from customer reviews, which may include incentivised reviews.
  • 5 out of 5

    Anonymous

    Confirmed purchase 15 April 2026

    Published on 12 July 2026

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 5 out of 5

    Gen 4 sub

    Added 2nd sub to theatre set up. Greatly improves boom factor. Had to tweak some settings so it wasn’t overbearing. But definitely a noticeable difference. Even better with the price matching of competitors. Win win.

    Jay

    Confirmed purchase 7 May 2026

    Published on 3 June 2026

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 5 out of 5

    Sub 5

    Awesome product, love this addition to my home theatre

    Karthik

    Confirmed purchase 15 January 2026

    Published on 11 February 2026

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 5 out of 5

    My best Sonos upgrade yet

    I've been a Sonos user for years, starting with a basic Beam setup, and I honestly thought my sound was 'good enough.' Adding the Sonos Sub (Gen 4) completely shattered that perception. I can confidently say this is the single most impactful audio upgrade I've ever made. My biggest fear was that adding a sub would make the sound muddy or boomy, especially in my living room which has an open floor plan. I was immediately proven wrong. The Sub (Gen 4) is surgical in its precision. It’s not about volume; it’s about clarity and depth. Where my old system used to just hint at the low end, the Sub now gives it a rich, textural foundation. I put it to the test immediately with the opening scene of Dune and then a few of my favorite electronic music tracks. The difference was night and day. Explosions in the movie went from a pop to a deep, subterranean rumble that you don't just hear, you feel in your chest. Music feels fuller and more 'live'—the Sub handles those deep bass lines with a tight, powerful snap that never drowns out the vocals or mids from my Arc. It's truly a musical subwoofer. Installation was literally seconds. I plugged it in, tapped 'Add Sub' in the Sonos app, and ran Trueplay. Done. The design is sleek enough that it tucks away perfectly, yet it delivers a presence that is absolutely massive. If you're on the fence, jump off. This is a mandatory investment for anyone who wants a truly immersive, high-fidelity experience from their Sonos ecosystem. The Sub (Gen 4) doesn't just improve your audio; it redefines what your system is capable of. I wish I hadn't waited this long!

    Sandy

    Confirmed purchase 30 August 2025

    Published on 9 October 2025

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 5 out of 5

    Could not recommend the Sonos Sub Gen4 enough!

    The bass is amazing. It’s like I’m in the cinema!

    Veronica

    Confirmed purchase 16 September 2025

    Published on 8 October 2025

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 5 out of 5

    Dammm this, bass is hectic. Yeah ya !!!

    The songs Arc, is aswome as is then ya add the gen 4 sub in as well and its dammmm !! Next level amazing

    Louis

    Confirmed purchase 27 April 2025

    Published on 30 May 2025

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

You've viewed 6 of 6 reviews

ABOUT THE GOOD GUYS REVIEWSThe Good Guys product reviews are collected from verified purchasers who may have received an incentive in return for providing an authentic review.

The below information is AI generated based on Australian websites information around this item. We have done our best to ensure its accuracy but suggest verifying any information within this tab before purchasing.

At a glance

The Sonos Sub Gen4 Black is a premium wireless subwoofer for Sonos users who want deeper bass for movies, TV and music without adding extra audio cables. It suits living rooms and dedicated media spaces, with flexible placement and quick app-based setup. Its main strength is powerful, low-distortion bass integration with the Sonos ecosystem. The limitation is that it is best suited to existing compatible Sonos systems rather than mixed-brand setups.

What it’s great for

  • Home Theatre Bass Upgrade
  • Immersive Movie Watching
  • Music Listening
  • Wireless Audio Setups
  • Living Room Entertainment

Where it works best

  • Living Room
  • Media Room
  • Open-Plan Family Area
  • Apartment Lounge
  • Dedicated Home Theatre

Who it’s for

  • Sonos Household
  • Movie Enthusiast
  • Music Lover
  • Minimal-Cable Home User
  • Premium Audio Buyer

Things to consider

This subwoofer is a strong choice for Sonos owners, but it is less flexible than specialist wired subwoofers or broader AV receiver systems if you want wider brand compatibility or more manual tuning options.

Cinematic experience score

9/10 - deep, room-filling bass and low-distortion design make movies and TV feel more immersive when paired with compatible Sonos speakers.

Room size suitability

Best for small to large living rooms and dedicated media rooms where wireless placement flexibility is useful.

Music vs movie performance

Excellent for both, with especially strong impact for cinematic bass in movies and TV.

Ease of setup rating

9/10 - plug in the power cable, open the Sonos app and pair it wirelessly with a compatible Sonos system.

Multi-room flexibility

High within the Sonos ecosystem, as it integrates wirelessly with compatible Sonos speakers and soundbars across the home.

Key benefits

  • Wireless Connectivity: Connects over WiFi to reduce cable clutter and give you more freedom to place the subwoofer where it fits best.
  • Dual Force-Canceling Woofers: Helps minimise distortion so bass stays cleaner and more controlled, even at higher listening volumes.
  • Flexible Placement: Can be positioned upright beside furniture or laid on its side under furniture to better suit your room layout.
  • Simple Setup: Only requires a power cable and pairing in the Sonos app, making installation fast and straightforward.
  • Home Theatre Upgrade: Adds deeper low-frequency impact to compatible Sonos soundbars and speakers for more immersive movie and TV sound.
  • Music Playback Support: Brings more weight and depth to basslines and beats for a fuller music listening experience.
  • Wide Sonos Compatibility: Works with compatible Sonos products including Arc, Beam, Ray, Five and Era 300 for easier system matching.
  • Premium Design Finish: Matte black styling gives it a clean, modern look that is easy to integrate into contemporary home spaces.

Q: Which Sonos speakers and soundbars can the Sonos Sub Gen4 pair with?

A: The Sonos Sub Gen4 pairs wirelessly with compatible Sonos soundbars and speakers in the Sonos S2 system, including models such as Arc, Arc Ultra, Beam, Ray, Five and Era 300. It is not designed to work as a universal subwoofer with non-Sonos brands.

Q: Can the Sonos Sub Gen4 connect directly to a TV or AV receiver?

A: No. The Sonos Sub Gen4 does not use a direct HDMI or analogue subwoofer connection. It must be bonded in the Sonos app to a compatible Sonos soundbar or speaker, so it suits Sonos-based setups rather than traditional AV receiver systems.

Q: What is the difference between Sonos Sub Gen4 and Sub Gen3?

A: The main difference is newer internal hardware and wireless capability, while the overall acoustic design stays very similar. For most buyers, Sub Gen4 is the newer Sonos option for current S2 systems, rather than a dramatic change in sound signature.

Q: Is the Sonos Sub Gen4 worth choosing over the Sonos Sub Mini?

A: The Sonos Sub Gen4 suits buyers wanting deeper, more powerful bass for larger rooms or higher-volume movie viewing. Sub Mini is the better fit for smaller spaces or lighter listening, where full-size Sub output could feel excessive for the room.

Q: How can you tell if this is a Sonos Sub Gen4 rather than an older generation?

A: The safest way is by checking the model information in the Sonos app or on the product label, where the generation is identified. That matters because older Sonos Subs can look similar physically, but generation affects system compatibility and resale clarity.

Q: Does the Sonos Sub Gen4 need cables for setup and everyday use?

A: Only a power cable is required for normal use. Audio is sent wirelessly once the Sub Gen4 is paired in the Sonos app, which makes placement more flexible, although it still needs to sit within reliable home Wi-Fi range for stable performance.