
Polk Audio PSW10
Score: 72/100
JBL LSR310S
Score: 82/100Rankings

The JBL LSR310S is a 10-inch powered studio subwoofer with a 200 W Class D amp, Slip Stream Port and multiple crossover options, delivering precise low-end for professional monitoring. Its down-firing design and lack of onboard EQ limit placement and fine-tuning flexibility. Best suited for studio engineers who need accurate bass and balanced inputs.

The Polk PSW10 is a compact, front-firing 10-inch powered subwoofer with a 50 W RMS amp, offering clear bass and flexible integration via a variable crossover and phase switch. Its lack of remote control, wireless options, and magnetic shielding limit convenience and placement flexibility. Best for budget-conscious home-theater users who need solid bass without a large footprint.
| Attribute | ![]() | ![]() |
|---|---|---|
50 W | 200 Wbest | |
100 Wbest | — | |
10 inbest | 9.84 in | |
10 inbest | — | |
| ↓ lower better | 26 lbbest | 34.392 lb |
14.375 in | 15 inbest | |
14 in | 15.66 inbest | |
16.125 in | 17.64 inbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Power & Consumption(1) | ||
Amplifier Power (RMS) (W) | 50 W | 200 W |
Audio(2) | ||
Frequency Response (Hz) | 35-200 Hz | 27-80 Hz |
Driver Size (in) | 10 in | 9.84 in |
Connectivity(1) | ||
Input Type | RCA/LFE | XLR, TRS |
Build & Design(5) | ||
Enclosure Type | Bass-reflex (ported) | Ported |
Weight (lb) | 26 lb | 34.392 lb |
Height (in) | 14.375 in | 15.0 in |
Width (in) | 14 in | 15.66 in |
Depth (in) | 16.125 in | 17.64 in |


Products in the top-left offer the best value (high score, low price).

Professional reviewers consistently highlight the PSW10's ability to deliver clear, accurate bass at an affordable price, noting its robust 10-inch driver, 50 W RMS amplifier, and non-resonant MDF enclosure as key contributors to its performance. They also commend the adjustable crossover and phase switch for easy system integration, while appreciating its elegant, space-saving design.
Everyday users praise the subwoofer's compact size, powerful bass output, and flexible connectivity options that let it work with a variety of receivers. The most common criticisms revolve around the lack of a remote control, no wireless or app-based control, and the absence of magnetic shielding.

Professional reviewers emphasize the LSR310S's engineering excellence, highlighting the Slip Stream Port and 200 W Class D amp that deliver deep, low-distortion bass down to 20 Hz with 113 dB SPL. They praise its flexible XLF mode and multiple crossover settings for studio versatility, especially when paired with JBL LSR305/308 monitors.
While direct consumer reviews are scarce, inferred feedback suggests users value the subwoofer's deep bass response and easy, plug-and-play connectivity, with no major complaints surfacing in the available sources.
“clear, accurate bass despite its affordable price point”

“ability to integrate the subwoofer with various receiver configurations”

