Rankings

The Yamaha NS-SW100BL offers a 10-inch driver and 50 W RMS amplifier, providing clear low-end for small-to-medium rooms. It lacks wireless options and higher output for larger spaces. Ideal for users seeking a compact, powered subwoofer with RCA connectivity.

The Earthquake Sound CP-8 is a slim 8-inch down-firing subwoofer offering 300 W peak power and deep bass extension to 20 Hz. Its performance relies on room gain and can exhibit port noise at mid-bass frequencies. Best suited for small apartments or near-field setups where space is limited and high SPL is desired.

The Monoprice Premium Select 8-inch subwoofer provides 100 W RMS (200 W peak) with adjustable crossover, phase and volume controls, offering solid bass for small to medium rooms. Its frequency response starts at 40 Hz and it lacks wireless connectivity, limiting deep-bass performance. Ideal for compact home-theater or desktop setups.

The Monoprice SSW-10 is a powered 10-inch slim subwoofer with a 150-watt amp in a low-profile design, delivering deep bass down to 25 Hz for space-constrained setups. While its slim height and mounting options are advantageous, the larger footprint and limited performance data may be drawbacks. Ideal for apartments or rooms where floor space is limited but moderate bass is desired.
| Attribute | ![]() | ![]() | ![]() | ![]() |
|---|---|---|---|---|
50 W | 100 W | 150 Wbest | 150 Wbest | |
100 W | 200 W | 300 Wbest | — | |
10 inbest | 8 in | 8 in | 10 inbest | |
— | 8 in | — | 10 inbest | |
| ↓ lower better | — | 158 Wbest | — | — |
— | — | 89 dBbest | — | |
5 Ωbest | 4 Ω | — | — | |
| ↓ lower better | 26.5 lb | 18.5 lb | 24.6 lb | 2.21 lbbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() | ![]() | ![]() |
|---|---|---|---|---|
Power & Consumption(2) | ||||
Amplifier Power (RMS) (W) | 50 W | 100 W | 150 W | 150 W |
Peak Power (W) | 100 W | 200 W | 300 W | — |
Audio(4) | ||||
Frequency Response (Hz) | 25-180 Hz | 40-1300 Hz | 20-180 Hz | 25-150 Hz |
Driver Size (in) | 10 in | 8 in | 8 in | 10 in |
Woofer Size (in) | — | 8 in | — | 10 in |
Impedance (Ω) | 5 Ω | 4 Ω | — | — |
Connectivity(1) | ||||
Input Type | RCA | RCA line-level, speaker-level, LFE | RCA, high-level | RCA, speaker-level |
Build & Design(6) | ||||
Enclosure Type | Enclosed | Cabinet | bass reflex, down-firing | Ported |
Cabinet Material | — | MDF | laminate | — |
Weight (lb) | 26.5 lb | 18.5 lb | 24.6 lb | 2.21 lb |
Height (in) | 13.9 in | 12.8 in | 7.0 in | 7.0 in |
Width (in) | 13.9 in | 10.6 in | 12.0 in | 15.7 in |
Depth (in) | 16.2 in | 15.0 in | 24.0 in | 25.0 in |

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

Everyday users appreciate the subwoofer's ability to add substantial bottom end to bedrooms and small home-theater setups, often highlighting its rich and deep bass when paired with soundbars or Yamaha receivers. Common concerns revolve around its 50 W power being modest for larger rooms and questions about compatibility with non-Yamaha equipment.

Professional reviewers, exemplified by Pragmatic Audio, praise the Monoprice subwoofer for its compact, well-engineered design and surprisingly powerful output, highlighting its clean, punchy bass and seamless integration with bookshelf speakers.
“very powerful output”

“really impressive”

“grounded and realistic”





Direct consumer reviews are scarce, but the limited feedback that exists mirrors the professional view, emphasizing the subwoofer's solid bass performance, easy setup and value for small-room applications while noting the lack of deep sub-30 Hz extension.

Professional reviewers highlight the CP8's impressive power and near-field impact, noting its flat response to the low-20 Hz region and its ability to shake seats in cinematic content. However, they caution that its performance hinges on room gain and that port noise can surface at the deepest frequencies, making it a strong but room-dependent subwoofer.
Everyday users appreciate the CP8's deep bass extension, discreet form factor, and the immersive experience it adds to movies and music. Common praise centers on easy installation and powerful grunt, while recurring complaints focus on distortion around 30-40 Hz, reliance on wall gain, and occasional rattling from the port.

Professional coverage is minimal; no in‑depth reviews from major audio outlets were found. A brief YouTube overview notes the 150 W amp, <0.5 % THD and the slim design, but no formal editorial scoring is available.
Consumer feedback is sparse; users appreciate the compact height and flexible controls, but some express disappointment with the larger-than-expected footprint and lack of detailed performance information.