In this review, we will be comparing Velodyne MiniVee X and KUBE 8b, two Powered Subwoofer speakers from Velodyne 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 Velodyne MiniVee X 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 Velodyne MiniVee X 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.Velodyne MiniVee Xand KEF KUBE 8b have the same driver set up: Both subwoofers have 1 x 8" drivers.
Frequency Response
Velodyne MiniVee X has a frequency range of 32-180 Hz whereas KUBE 8b has a frequency range of 34-140 Hz. With a minimum frequency of 32Hz, the Velodyne MiniVee X 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
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 Velodyne MiniVee X's and KEF KUBE 8b's external dimensions. Velodyne MiniVee X has external dimensions of 300 x 290 x 290 mm ( ) 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) .
Velodyne MiniVee X is 6mm narrower and 49mm less deeper than KEF KUBE 8b but it is also 6mm taller.
Base Surface Area Comparison
Base surface area of a loudspeaker may become a determining factor when the space in your room or desk is limited.
The base surface area of the Velodyne MiniVee X is approximately 841.0cm2 / 130.4inch2 and base area of the KEF KUBE 8b is approximately 1003.4cm2 / 155.5inch2. The Velodyne MiniVee X requires 16% less surface area than the KUBE 8b which gives it a small advantage on placement in tight spaces.
Weight Comparison The weight of a subwoofer may become an important factor if you need to move and reposition the unit often to find the optimal positioning, also known as 'Subwoofer Crawling'. The Velodyne MiniVee X weighs 15.00kg / 33lbs and the KEF KUBE 8b weighs 11.36kg / 25lbs. This makes the Velodyne MiniVee X 32% heavier than the KUBE 8b.
Here is a comparison of how Velodyne MiniVee X and KUBE 8b's weights compare with the average, max and min weights in Powered Subwoofer class.
Weight
All Subwoofer Speakers
 Low Frequency Response |
32 Hz
vs
34 Hz
|
Generates deeper bass |
 High Frequency Response |
180k Hz
vs
140k Hz
|
Generates higher frequency |
 Passive Radiator |
8" passive radiator, force-cancelling
vs
None
|
Increases the bass performance |
| App-Based Control |
Auto EQ SUB (iOS, Android)
vs
None
|
Control the speaker via an app |
 Base Surface Area |
841cm2
vs
1003cm2
|
Takes less floor space |
 Height |
294mm
vs
300mm
|
Easier to fit in smaller spaces |
 Price per pair* |
600USD
vs
1299USD
|
costs less (*prices may change depending on the seller, location and time) |
| General |
Velodyne MiniVee X |
KEF KUBE 8b |
| Brand |
Velodyne |
KEF |
| Speaker Type |
Powered Subwoofer |
Powered Subwoofer |
| Frequency Response |
32-180 Hz |
34-140 Hz |
Amplifier |
|
|
| Watts RMS (Continuous) |
350-watt RMS |
300-watt RMS |
| Watts Peak (Max) |
800-watt RMS |
n/a |
Drivers |
|
|
| Woofer Quantity |
1 |
1 |
| Woofer Size |
8" |
8" |
| Woofer Composition |
|
|
| Tweeter Size |
- |
- |
| Aimable Tweeter |
No |
No |
| Midrange Driver |
No |
No |
| Crossover Frequency |
n/a |
40-140 Hz |
| Firing Direction |
n/a |
front |
Physical Specs |
|
|
| Height |
300.0mm (11.8") |
294.0mm (11.6") |
| Width |
290.0mm (11.4") |
296.0mm (11.7") |
| Depth |
290.0mm (11.4") |
339.0mm (13.3") |
| Weight |
15.00kg (33lbs) |
11.36kg (25lbs) |
| Enclosure |
|
Acoustic Suspension |
| Finish |
High-gloss black, high-gloss white, or transparent acrylic |
n/a |
| Available Colors |
High-gloss black, high-gloss white, transparent acrylic (limited edition) |
n/a |
| Moisture Resistancy |
No |
No |
Connections |
|
|
| USB Port |
5V/1A, powers the Wi-Connect II receiver only |
n/a |
Other |
|
|
| Parts Warranty |
|
2 Years |
| Labor Warranty |
|
2 Years |