In this review, we will be comparing PSW10 and A120P, two Powered Subwoofer speakers from Polk Audio and JBL. 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 Polk PSW10 and JBL Stage A120P first before getting into our more detailed comparison.
In the following sections, we will get into details in order to better understand how the Polk PSW10 and JBL Stage A120P 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 Polk PSW10and JBL Stage A120P have a single woofer setup however the Polk PSW10's woofer is 10-inch whereas the JBL Stage A120P features a 12-inch woofer.
Frequency Response
PSW10 has a frequency range of 40-160 Hz whereas A120P has a frequency range of 32-150 Hz. With a minimum frequency of 32Hz, the A120P can go significantly deeper on the low side and provide stronger bass compared to the PSW10's min frequency of 40Hz.
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
The Polk PSW10 has a Bass Reflex type cabinet. 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. On the other hand the JBL Stage A120P have Bass reflex type enclosure.
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 Polk PSW10's and JBL Stage A120P's external dimensions. Polk PSW10 has external dimensions of 366.0 x 356.0 x 412.0mm ( 14-3/8 x 14 x 16-3/16inch) whereas JBL Stage A120P has external dimensions of 415.0 x 393.0 x 475.0mm ( 16-5/16 x 15-7/16 x 18-11/16inch) .
JBL Stage A120P is clearly the larger of the two speakers. Its body is 37mm wider, 49mm taller and 63mm deeper than Polk PSW10.
Below you can see the front view size comparison of Polk PSW10 and JBL Stage A120P in scale.
Comparison image of Polk PSW10 and JBL Stage A120P 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 Polk PSW10 is approximately 1466.7cm2 / 227.3inch2 and base area of the JBL Stage A120P is approximately 1866.8cm2 / 289.4inch2. The PSW10 requires 21% less surface area than the A120P 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 Polk PSW10 weighs 11.82kg / 26lbs and the JBL Stage A120P weighs 18.68kg / 41.1lbs. This makes the A120P 58% heavier than the PSW10.
Here is a comparison of how PSW10 and A120P's weights compare with the average, max and min weights in Powered Subwoofer class.
Weight
All Subwoofer Speakers
What's in the Box of Polk PSW10?
Here are the items that are included inside the box of PSW10:
Black powered subwooferGrilleOwners ManualOnline registration card
What's in the Box of JBL Stage A120P?
Here are the items that come with the A120P:
Powered subwooferGrille6-feet AC power cord4 Spike feetOwners ManualWarranty CardImportant Safety Instructions
 High Frequency Response |
160k Hz
vs
150k Hz
|
Generates higher frequency |
 Height |
366mm
vs
415mm
|
Easier to fit in smaller spaces |
 Base Surface Area |
1466cm2
vs
1866cm2
|
Takes less floor space |
 Price per pair* |
249USD
vs
300USD
|
costs less (*prices may change depending on the seller, location and time) |
 Woofer Size |
12 inches
vs
10 inches
|
Larger woofer |
| Low Frequency Response |
32 Hz
vs
40 Hz
|
Generates deeper bass |
| General |
Polk Audio PSW10 |
JBL Stage A120P |
| Brand |
Polk Audio |
JBL |
| Speaker Type |
Powered Subwoofer |
Powered Subwoofer |
| Max Amplifier Output |
50 watts |
250 watts |
| Frequency Response |
40-160 Hz |
32-150 Hz |
Amplifier |
|
|
| Watts RMS (Continuous) |
50-watt RMS |
250-watt RMS |
| Watts Peak (Max) |
n/a |
500-watt RMS |
Drivers |
|
|
| Woofer Quantity |
1 |
1 |
| Woofer Size |
10" |
12" |
| Woofer Composition |
Polymer Composite |
Polycellulose |
| Tweeter Size |
- |
- |
| Aimable Tweeter |
No |
No |
| Midrange Driver |
No |
No |
| Firing Direction |
front |
front |
Physical Specs |
|
|
| Height |
366.0mm (14.4") |
415.0mm (16.3") |
| Width |
356.0mm (14") |
393.0mm (15.5") |
| Depth |
412.0mm (16.2") |
475.0mm (18.7") |
| Weight |
11.82kg (26lbs) |
18.68kg (41.1lbs) |
| Enclosure |
Bass Reflex |
Bass reflex |
| Grille |
Yes |
Yes |
| Moisture Resistancy |
No |
No |
Connections |
|
|
Other |
|
|
| Parts Warranty |
3 Years |
1 Year |
| Labor Warranty |
3 Years |
1 Year |