All Comparisons
12" 800 Watt RMS Dual 4-Ohm Car Audio Subwoofer Xtreme Bass Soundstream BXW-124
Soundstream
$79.96
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 | 12" 800 Watt RMS Dual 4-Ohm Car Audio Subwoofer Xtreme Bass Soundstream BXW-124 | Down4sound PRO-FAB Birch FLAT PACK 12 | 1 12 Sub Box | DIY 12-Inch Ported Subwoofer Enclosure Box |
|---|---|---|
| General | ||
| RMS Power | 800 W | — |
| Electromechanical | ||
| Re (DC Resistance) | 7 Ω | — |
| Fs (Resonant Frequency) | 31.5 Hz | 32 Hz |
| Qts (Total Q) | 0.56 | — |
| Qes (Electrical Q) | 0.677 | — |
| Qms (Mechanical Q) | 4.22 | — |
| Le (Inductance) | 0.979 mH | — |
| Physical / Acoustic | ||
| Vas (Eq. Compliance) | 75.89 L | 68 L |
| Mms (Moving Mass) | 121.1 g | — |
| Sd (Cone Area) | — | 165.1 cm² |
| BL (Force Factor) | 16.1 T·m | — |
| Sensitivity | 87.5 dB | — |
| EBP (Efficiency Bandwidth Product) | 46.529 | — |
| Ideal Enclosure | Sealed | — |