| Specification | Polk Audio PSW111 | BIC America RTR-EV1200 | 
|---|---|---|
| Audio Performance | ||
| Frequency Response, Hz | 38-250 | 25-200 | 
| Impedance, Ohm | 4 | 8 | 
| Sensitivity, Db | 90 | 90 | 
| Crossover Frequency, Hz | 60-120 | 40-180 | 
| Connections | ||
| Rca Outputs | ||
| Rca Stereo Line Level Inputs (pair) | 1 | |
| Rca Lfe Inputs | 1 | 1 | 
| Speaker Inputs (pair) | 2 | 1 | 
| Speaker Outputs (pair) | 2 | |
| Bi-amp | ||
| Xlr Outputs (pair) | ||
| Xlr Inputs (pair) | ||
| Controls | ||
| Low-pass Filter | ||
| Subwoofer Phase | ||
| Volume | ||
| Main Power Switch | ||
| Dimensions | ||
| Weight, Kg/pounds | 9.5/21 | 18/40 | 
| Dimensions (h X W X D), Cm/in | 30.8 x 27.9 x 33/14 x 11 x 12.2 | 44.4 x 37.5 x 43.1/17.5 x 14.8 x 17 | 
| Power | ||
| Audio Amplifier Output Power, W | 150 | 237.5 | 
| Maximal Output Power (rms), W | 300 | 475 | 
| Nominal Output Power (rms), W | 150 | 237.5 | 
| Driver | ||
| Port Placement | down firing | deep | 
| Driver Placement | front panel | front panel | 
| Driver Size, In | 8 | 12 | 
| Driver Quantity | 1 | 1 | 
| Material | ||
| Enclosure Type | sealed | vented | 
| Colors | black | BLACK | 
| Woofer Composition | polymer | polymer | 
| Body Material | MDF | MDF | 
| General | ||
| Detachable Grilles | ||
| Amplification Type | active | Active |