All Comparisons
HD Velocity 12" Car Subwoofer | 2200 Watts RMS | Dual Voice Coil 1 Ohm or 2 Ohm
American Bass
$556.33
View ProductVS
Down4sound PRO-FAB Birch FLAT PACK 12 | 1 12 Sub Box | DIY 12-Inch Ported Subwoofer Enclosure Box
Down4Sound
$139.99
View ProductSubwoofer Spec Comparison
| Parameter | HD Velocity 12" Car Subwoofer | 2200 Watts RMS | Dual Voice Coil 1 Ohm or 2 Ohm | Down4sound PRO-FAB Birch FLAT PACK 12 | 1 12 Sub Box | DIY 12-Inch Ported Subwoofer Enclosure Box |
|---|---|---|
| General | ||
| RMS Power | 2200 W | — |
| Electromechanical | ||
| Re (DC Resistance) | 1 Ω | — |
| Fs (Resonant Frequency) | 32.13 Hz | 32 Hz |
| Qts (Total Q) | 0.305 | — |
| Qes (Electrical Q) | 0.326 | — |
| Qms (Mechanical Q) | 4.78 | — |
| Physical / Acoustic | ||
| Vas (Eq. Compliance) | 21.2 L | 68 L |
| Xmax (Excursion) | 17.5 mm | — |
| Mms (Moving Mass) | 342.1 g | — |
| Sd (Cone Area) | — | 165.1 cm² |
| BL (Force Factor) | 19.52 T·m | — |
| Sensitivity | 85.4 dB | — |
| EBP (Efficiency Bandwidth Product) | 98.558 | — |
| Ideal Enclosure | Ported | — |