In this review, we will be comparing Studio 650P and KUBE 8b, two Powered Subwoofer speakers from JBL 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 JBL Studio 650P 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 JBL Studio 650P 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.Both JBL Studio 650Pand KEF KUBE 8b have a single woofer setup however the JBL Studio 650P's woofer is 10-inch whereas the KEF KUBE 8b features a 8-inch woofer.
Frequency Response
Studio 650P has a frequency range of 35-150 Hz whereas KUBE 8b has a frequency range of 34-140 Hz. With a minimum frequency of 34Hz, the KUBE 8b can go slightly deeper then the Studio 650P's min frequency of 35Hz.
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
High Frequency
Subwoofer Speakers
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 JBL Studio 650P's and KEF KUBE 8b's external dimensions. JBL Studio 650P 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 JBL Studio 650P.