Media
Auto-advancing
Size
7"
Impedance
4Ω
RMS Power
80W
EBP
99
Either alignment
Vd
72cm³
T/S Parameters
Valid
Fs41Hz
Qts0.38
Qes0.41
Qms5.2
Vas23.2L
Re3.7Ω
Le0.47mH
BL6.6Tm
Sd143cm²
Mms19g
Xmax5.0mm
Power80W
Impedance4Ω
F Low40Hz
F High4000Hz
Pricing & availability
Price movement
Best current price
Updated 17 May 2026
soundimports
£43.27
inc VAT
Dimensions & Physical
Weight1.6kg
Diameter180.3mm
Overall Depth81.0mm
Cutout Diameter145.0mm
Similar Drivers
Keep size fixed, then add or remove T/S params to change the ranking and the comparison rows.
Reference
Dayton Audio
SIG180-4
7"
Best current price
£43.27
Compare on
Only active params are shown here. Size stays fixed automatically.
5 active T/S params, plus size.
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