In this review, we will be comparing MSX Sub 300 and KUBE 8b, two Powered Subwoofer speakers from Cambridge Audio and KEF. Being Powered subwoofers, they both have built-in amplifiers so you don't need an external power amp or an integrated amp to power them. Let's have a brief look at the main features of Cambridge Audio MSX Sub 300 and KEF KUBE 8b first before getting into our more detailed comparison.
In the following sections, we will get into details in order to better understand how the Cambridge Audio MSX Sub 300 and KEF KUBE 8b compare and hopefully end up with enough arguments to decide which one of these subwoofers is the better choice for you.
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Drivers
The efficiency of a subwoofer is directly proportional to the total radiating are squared hence the woofer quantity and diameter.Cambridge Audio MSX Sub 300and KEF KUBE 8b have the same driver set up: Both subwoofers have 1 x 8" drivers.
Frequency Response
MSX Sub 300 has a frequency range of 31-200 Hz whereas KUBE 8b has a frequency range of 34-140 Hz. With a minimum frequency of 31Hz, the MSX Sub 300 can go slightly deeper then the KUBE 8b's min frequency of 34Hz.
Below graphs depict how these two speakers compare with the max, min and average values of the Min and Max Frequencies of other speakers in the Subwoofer class in our database.
Low Frequency
Subwoofer Speakers
Cambridge Audio MSX Sub 300
High Frequency
Subwoofer Speakers
Cambridge Audio MSX Sub 300
Physical Specs
Size of a speaker can sometimes become an important decision factor due to space constraints or in some cases purely for esthetic reasons. In this section, we are going to compare Cambridge Audio MSX Sub 300's and KEF KUBE 8b's external dimensions. Cambridge Audio MSX Sub 300 has external dimensions of ( ) whereas KEF KUBE 8b has external dimensions of 294.0 x 296.0 x 339.0mm ( 11-9/16 x 11-5/8 x 13-5/16inch) .
KEF KUBE 8b is clearly the larger of the two speakers. Its body is 296mm wider, 294mm taller and 339mm deeper than Cambridge Audio MSX Sub 300.