In this review, we will be comparing MilleniaSub and KUBE 10b, two Powered Subwoofer speakers from Paradigm 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 Paradigm MilleniaSub and KEF KUBE 10b first before getting into our more detailed comparison.
In the following sections, we will get into details in order to better understand how the Paradigm MilleniaSub and KEF KUBE 10b compare and hopefully end up with enough arguments to decide which one of these subwoofers is the better choice for you.
**This post contains affiliate links, and I will be compensated if you make a purchase after clicking through my links. As an Amazon Associate I earn from qualifying purchases.
Drivers
The efficiency of a subwoofer is directly proportional to the total radiating are squared hence the woofer quantity and diameter.Both Paradigm MilleniaSuband KEF KUBE 10b have a single woofer setup however the Paradigm MilleniaSub's woofer is ----inch whereas the KEF KUBE 10b features a 10-inch woofer.
Frequency Response
MilleniaSub has a frequency range of 24-150 Hz whereas KUBE 10b has a frequency range of 24-140 Hz.
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
Cabinet Type
Both Paradigm MilleniaSub and KEF KUBE 10b have Acoustic Suspension type cabinets. Acoustic Suspension aka Sealed type subwoofers have enclosures that are sealed hence no ports or holes exists on the cabinet. Sealed designs helps to provide more accurate and tight bass responses compared to ported designs.
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 Paradigm MilleniaSub's and KEF KUBE 10b's external dimensions. Paradigm MilleniaSub has external dimensions of 386.0 x 180.0 x 467.0mm ( 15-3/16inch x 7-1/16inch x 18-3/8inch ) whereas KEF KUBE 10b has external dimensions of 372.0 x 356.0 x 397.0mm ( 14-5/8 x 14 x 15-5/8inch) .
KEF KUBE 10b is 14mm shorter and 70mm less deeper than Paradigm MilleniaSub but it is also 176mm wider.
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 Paradigm MilleniaSub is approximately 840.6cm2 / 130.3inch2 and base area of the KEF KUBE 10b is approximately 1413.3cm2 / 219.1inch2. The MilleniaSub requires 41% less surface area than the KUBE 10b 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 Paradigm MilleniaSub weighs 10.91kg / 24lbs and the KEF KUBE 10b weighs 17.50kg / 38.5lbs. This makes the KUBE 10b 60% heavier than the MilleniaSub.
Here is a comparison of how MilleniaSub and KUBE 10b's weights compare with the average, max and min weights in Powered Subwoofer class.
Weight
All Subwoofer Speakers
What's in the Box of Paradigm MilleniaSub?
Here are the items that are included inside the box of MilleniaSub:
Powered subwoofer6-feet AC power cordStand4 Feet4 Locking collars4 Felt-pads2 Screws4 Rubber insertsOwners ManualImportant Operating Info
What's in the Box of KEF KUBE 10b?
Here are the items that come with the KUBE 10b:
Powered subwoofer6.5-feet AC power cordSpeaker-level input blockUser ManualImportant Safety InformationWarranty Information
 High Frequency Response |
150k Hz
vs
140k Hz
|
Generates higher frequency |
 Base Surface Area |
840cm2 (180x467mm)
vs
1413cm2 (356x397mm)
|
Takes less floor space |
 Woofer Size |
10 inches
vs
--- inches
|
Larger woofer |
 Height |
372mm
vs
386mm
|
Easier to fit in smaller spaces |
 Price per pair* |
750USD
vs
1699USD
|
costs less (*prices may change depending on the seller, location and time) |
 Wireless Operation |
Optional
vs
No
|
Connect your subwoofer to your system wireless |
| General |
Paradigm MilleniaSub |
KEF KUBE 10b |
| Brand |
Paradigm |
KEF |
| Speaker Type |
Powered Subwoofer |
Powered Subwoofer |
| Max Amplifier Output |
300 watts |
300 watts |
| Frequency Response |
24-150 Hz |
24-140 Hz |
Amplifier |
|
|
| Watts RMS (Continuous) |
300-watt RMS |
300-watt RMS |
Drivers |
|
|
| Woofer Quantity |
1 |
1 |
| Woofer Size |
---" |
10" |
| Woofer Composition |
Reinforced Polymer |
Not given |
| Tweeter Size |
- |
- |
| Aimable Tweeter |
No |
No |
| Midrange Driver |
No |
No |
| Crossover Frequency |
n/a |
40-140 Hz |
| Firing Direction |
front and back |
front |
Physical Specs |
|
|
| Height |
386.0mm (15.2") |
372.0mm (14.6") |
| Width |
180.0mm (7.1") |
356.0mm (14") |
| Depth |
467.0mm (18.4") |
397.0mm (15.6") |
| Weight |
10.91kg (24lbs) |
17.50kg (38.5lbs) |
| Enclosure |
Acoustic Suspension |
Acoustic Suspension |
| Moisture Resistancy |
No |
No |
Connections |
|
|
Other |
|
|
| Parts Warranty |
3 Years |
2 Years |
| Labor Warranty |
3 Years |
2 Years |