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Wharfedale SW 150 Diamond 9

Wharfedale SW 150 Diamond 9
alaScore 84

43 reviews

Nov, 2014

alaTest has collected and analyzed 43 reviews from magazines and websites.

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 84/100 = Very good quality.

Review analysis

(Based on 43 reviews)

Expert Reviews  

User Reviews  

Showing 1 - 37 of 37 Show Reviews: in English | in other languages (6)

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


alaTest has collected and analysed 34 user reviews of Wharfedale SW 150 Diamond 9 from The average user rating for this product is 4.7/5, 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)

Expert review by:

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...

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...


Consumer review by:

Wharfedale SW150 - (Subwoofers)


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