# TLDR Review: Sub 4 Subwoofer

*Published: 2025-12-27 | Updated: 2025-12-27 | Source: https://shopsavvy.com/reviews-tldr/sub-4-subwoofer*

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## Verdict

If you’re looking to dramatically boost your Sonos soundbar or speaker with rich, distortion-free bass, the Sonos Sub 4 is a fantastic choice. It’s easy to set up, looks great, and delivers deep, immersive sound that brings movies and music to life, especially with Dolby Atmos content. Just keep in mind the volume cap and the best placement conditions to get the most from it. For those wanting a wireless subwoofer perfectly tuned for Sonos ecosystems, this is a top-tier option that truly unlocks the full power of your sound system.

**Top pro:** Adds powerful, clear, and thumping bass that significantly enhances movies, music, and TV shows without distortion.
**Top con:** Max volume is capped at 70% within the app, which may limit extreme volume cravings for some users.

## Product: Sub 4 Subwoofer
**Brand:** Sonos
[Compare prices and price history on ShopSavvy](https://shopsavvy.com/products/sonos-sub-4-subwoofer)

## Pros
- Adds powerful, clear, and thumping bass that significantly enhances movies, music, and TV shows without distortion.
- Wireless connectivity allows flexible placement anywhere in the room with just a power cable.
- Setup is extremely easy and guided through the Sonos app, requiring no technical expertise.
- Trueplay tuning via the app optimizes sound based on room acoustics for a personalized listening experience.
- Compatible with Sonos soundbars and smart TV remotes for seamless integration and convenient volume control.
- Night Sound mode provides quieter listening without sacrificing sound quality—great for late-night use.
- Sleek matte black design is visually appealing and meant to be displayed, not hidden away.
- Dual force-canceling woofers effectively eliminate distortion, delivering clean and immersive bass.
- Improves the overall audio system by adding fullness and depth, making sound effects and music richer and more dynamic.
- Operates silently with no rattling or buzzing, reflecting quality build and engineering.

## Cons
- Max volume is capped at 70% within the app, which may limit extreme volume cravings for some users.
- Bass can sometimes feel less pronounced with regular TV broadcasts but is easily adjustable in the app.
- Performs best when positioned upright and in an open area; placement under furniture may reduce its impact.
- Heavy build can be cumbersome to move, though it contributes to the subwoofer’s robust sound quality.
- Relatively pricey compared to some competitors, which could be a consideration if budget is tight.

## Pros vs Cons at a Glance

| Pros | Cons |
|------|------|
| Adds powerful, clear, and thumping bass that significantly enhances movies, music, and TV shows without distortion. | Max volume is capped at 70% within the app, which may limit extreme volume cravings for some users. |
| Wireless connectivity allows flexible placement anywhere in the room with just a power cable. | Bass can sometimes feel less pronounced with regular TV broadcasts but is easily adjustable in the app. |
| Setup is extremely easy and guided through the Sonos app, requiring no technical expertise. | Performs best when positioned upright and in an open area; placement under furniture may reduce its impact. |
| Trueplay tuning via the app optimizes sound based on room acoustics for a personalized listening experience. | Heavy build can be cumbersome to move, though it contributes to the subwoofer’s robust sound quality. |
| Compatible with Sonos soundbars and smart TV remotes for seamless integration and convenient volume control. | Relatively pricey compared to some competitors, which could be a consideration if budget is tight. |
| Night Sound mode provides quieter listening without sacrificing sound quality—great for late-night use. |  |
| Sleek matte black design is visually appealing and meant to be displayed, not hidden away. |  |
| Dual force-canceling woofers effectively eliminate distortion, delivering clean and immersive bass. |  |
| Improves the overall audio system by adding fullness and depth, making sound effects and music richer and more dynamic. |  |
| Operates silently with no rattling or buzzing, reflecting quality build and engineering. |  |

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