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Wharfedale SW 150 Diamond 9

Wharfedale SW 150 Diamond 9
alaScore 86

75 reviews

Aug, 2015

alaTest has collected and analyzed 75 reviews of Wharfedale SW 150 Diamond 9. The average rating for this product is 4.7/5, compared to an average rating of 4.2/5 for other Speakers for all reviews.

We analyzed user and expert ratings, product age and more factors. Compared to other Speakers the Wharfedale SW 150 Diamond 9 is awarded an overall alaScore™ of 86/100 = Very good quality.

Review analysis

(Based on 75 reviews)

Expert Reviews  

User Reviews  

Showing 1 - 69 of 69 Show Reviews: in English | in other languages (6)

Consumer review by: ( review summary for Wharfedale SW 150 Diamond 9


alaTest has collected and analyzed 66 user reviews of Wharfedale SW 150 Diamond 9 from The average user rating for this product is 4.8/5, compared to an average user rating of 4.3/5 for other Speakers on

100% of the reviews on give this product a positive rating.

This summary is based on the product: Wharfedale Diamond SW150 Subwoofer (Black)

Aug, 2015

Expert review by: Rossi Fernandes (

Wharfedale Obsidian 600 and Diamond SW150 review


When one decides to spend on a high-end home theatre system, you look to the top AV brands out there. Buying decisions are difficult to make and figuring which receiver, amplifier and speakers to go f

We reviewed the Wharfedale Obsidian 600 and Diamond SW150 on the Denon AVR-1912 receiver. The three work rather well as a package. Performance and quality come at a price and there's no reason to believe that these kind of speakers would come at highly...

Sep, 2011

Consumer review by: (

Wharfedale SW150 Subwoofer Speaker


Writing as conservatively as I can, I am extremely happy with this product. I would not recommend this subwoofer for very large rooms, but it is more than powerful enough for small to medium sized apartments. I use this subwoofer with Yamaha HS50M...

Feb, 2011

Consumer review by: CD45 (

Wharfedale SW150 - (Subwoofers)

Sep, 2008

Product Specifications

The Diamond 9 series features a choice of two specially developed subwoofers, with quite different designs and features. The smaller SW150 is a cuboid, forward firing design, ported for exceptional efficiency. A built-in 150w RMS amplifier can be filtered at 6 selectable levels, from 35Hz to 85Hz in 10Hz steps. Filtering is second order with a slope of 12dB/octave. Easily customizable to integrate perfectly with your Diamond 9 system, this model is the perfect solution for all but the most demanding applications.

Dimensions & Weight



Manufacturer:International Audio Group
Packaged Quantity:1
Product Line:Wharfedale


Color:Black ash/Rosewood

Remote Control

Type: None

Speaker System

Amplification Type:Active
Connectivity Technology:Wired
Nominal (RMS) Output Power:150Watt
Response Bandwidth:35 - 110Hz
Speaker System Type:Subwoofer