
Klipsch R-120SW Black
Score: 81/100
Rockville Rock Shaker 12
Score: 77/100Rankings

The Klipsch R-120SW is a 12-inch powered subwoofer that combines a 200 W RMS digital amp with adjustable controls, delivering punchy bass for small to medium spaces. Its deep cabinet depth and lack of wireless features can limit placement flexibility and modern integration. Best for budget-conscious users who need a compact yet powerful sub for apartments or modest home-theater setups.

The Rockville Rock Shaker 12 is a 12-inch powered subwoofer offering 800 W peak power and versatile connectivity for small-to-medium rooms. Its bass extension can be limited and the cabinet size may restrict output in larger spaces. Best suited for budget-conscious home-theater users who need strong impact without complex setup.
| Attribute | ![]() | ![]() |
|---|---|---|
200 W | 400 Wbest | |
400 W | 800 Wbest | |
12 inbest | — | |
— | 12 inbest | |
— | 4 Ωbest | |
| ↓ lower better | 31 lbbest | 43 lb |
16.5 inbest | 14.6 in | |
14 in | 18.3 inbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Power & Consumption(2) | ||
Amplifier Power (RMS) (W) | 200 W | 400 W |
Peak Power (W) | 400 W | 800 W |
Audio(1) | ||
Frequency Response (Hz) | 29-120 Hz | 20-200 Hz |
Connectivity(1) | ||
Input Type | RCA | RCA, high-level |
Build & Design(6) | ||
Enclosure Type | Bass-reflex | ported, rear-firing |
Cabinet Material | MDF | MDF, vinyl |
Weight (lb) | 31 lb | 43.0 lb |
Height (in) | 16.5 in | 14.6 in |
Width (in) | 14 in | 18.3 in |
Depth (in) | 19.2 in | 18.9 in |

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

Professional reviewers and editors commend the R-120SW for its efficient 200 W RMS digital amplification, front-firing 12" IMG woofer, and flexible controls, noting it delivers impressive bass for its size and price. However, they also point out its limited SPL, shallower low-frequency extension, and deep cabinet depth as drawbacks compared to larger, higher-output Klipsch subs.
Everyday users praise the sub for its powerful, room-filling bass, easy setup, and attractive finish, especially in small to medium rooms. Common complaints revolve around insufficient deep bass in larger spaces, occasional amp humming, port noise when placed near walls, and concerns about weight inconsistencies.

“best Klipsch sub for the money”


Professional sources describe the Rock Shaker 12 as a powerful, efficient subwoofer that provides deep, resonant bass with low distortion, thanks to its Class D amp and robust MDF enclosure. Reviewers appreciate the adjustable crossover and versatile connectivity, positioning it as a solid entry-level choice for home-theater and music setups.