In this review, we will be comparing Defiance X15 and Defiance X10, two Powered Subwoofer speakers by Paradigm. 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 Defiance X15 and Paradigm Defiance X10 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 Defiance X15 and Paradigm Defiance X10 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 Paradigm Defiance X15and Paradigm Defiance X10 have a single woofer setup however the Paradigm Defiance X15's woofer is 15-inch whereas the Paradigm Defiance X10 features a 10-inch woofer.
Frequency Response
Defiance X15 has a frequency range of 18-230 Hz whereas Defiance X10 has a frequency range of 29-240 Hz. With a minimum frequency of 18Hz, the Defiance X15 can go significantly deeper on the low side and provide stronger bass compared to the Defiance X10's min frequency of 29Hz.
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 Defiance X15 and Paradigm Defiance X10 have Bass Reflex type cabinets. Bass Reflex type subwoofers (aka Ported, Vented or Reflex Port) have enclosures that uses a port, hole or vent cut into the cabinet. Ported designs are generally more efficient than the Sealed 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 Defiance X15's and Paradigm Defiance X10's external dimensions. Paradigm Defiance X15 has external dimensions of 626.0 x 589.0 x 661.0mm ( 24-5/8inch x 23-3/16inch x 26inch ) whereas Paradigm Defiance X10 has external dimensions of 418.0 x 383.0 x 453.0mm ( 16-7/16inch x 15-1/16inch x 17-13/16inch ) .
Paradigm Defiance X15 is clearly the larger of the two speakers. Its body is 206mm wider, 208mm taller and 208mm deeper than Paradigm Defiance X10.
Below you can see the front view size comparison of Paradigm Defiance X15 and Paradigm Defiance X10 in scale.
Comparison image of Paradigm Defiance X15 and Paradigm Defiance X10 Size and External Dimensions
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 Defiance X15 is approximately 3893.3cm2 / 603.5inch2 and base area of the Paradigm Defiance X10 is approximately 1735.0cm2 / 268.9inch2. The Defiance X15 requires 124% more surface area than the Defiance X10 which gives it a small disadvantage 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 Defiance X15 weighs 41.82kg / 92lbs and the Paradigm Defiance X10 weighs 19.09kg / 42lbs. This makes the Defiance X15 119% heavier than the Defiance X10.
Here is a comparison of how Defiance X15 and Defiance X10'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 Defiance X15?
Here are the items that are included inside the box of Defiance X15:
Powered subwooferGrille6-feetAC power cordARC microphone12
What's in the Box of Paradigm Defiance X10?
Here are the items that come with the Defiance X10:
Powered subwooferGrille6-feetAC power cordARC microphone12
 Woofer Size |
15 inches
vs
10 inches
|
Larger woofer |
| Low Frequency Response |
18 Hz
vs
29 Hz
|
Generates deeper bass |
 High Frequency Response |
240k Hz
vs
230k Hz
|
Generates higher frequency |
 Height |
418mm
vs
626mm
|
Easier to fit in smaller spaces |
 Base Surface Area |
1735cm2
vs
3893cm2
|
Takes less floor space |
 Price per pair* |
1199USD
vs
1999USD
|
costs less (*prices may change depending on the seller, location and time) |
| General |
Paradigm Defiance X15 |
Paradigm Defiance X10 |
| Brand |
Paradigm |
Paradigm |
| Speaker Type |
Powered Subwoofer |
Powered Subwoofer |
| Max Amplifier Output |
90 watts |
300 watts |
| Frequency Response |
18-230 Hz |
29-240 Hz |
Amplifier |
|
|
| Watts RMS (Continuous) |
90-watt RMS |
300-watt RMS |
Drivers |
|
|
| Woofer Quantity |
1 |
1 |
| Woofer Size |
15" |
10" |
| Woofer Composition |
Carbon-loaded polypropylene |
Carbon-loaded polypropylene |
| Tweeter Size |
- |
- |
| Aimable Tweeter |
No |
No |
| Midrange Driver |
No |
No |
| Firing Direction |
front |
front |
Physical Specs |
|
|
| Height |
626.0mm (24.6") |
418.0mm (16.5") |
| Width |
589.0mm (23.2") |
383.0mm (15.1") |
| Depth |
661.0mm (26") |
453.0mm (17.8") |
| Weight |
41.82kg (92lbs) |
19.09kg (42lbs) |
| Enclosure |
Bass Reflex |
Bass Reflex |
| Grille |
Yes |
Yes |
| Moisture Resistancy |
No |
No |
Connections |
|
|
Other |
|
|
| Parts Warranty |
3 Years |
3 Years |
| Labor Warranty |
3 Years |
3 Years |