Media
Auto-advancing
Size
8"
Impedance
4Ω
RMS Power
80W
EBP
79
Either alignment
Vd
128cm³
T/S Parameters
Valid
Fs38Hz
Qts0.38
Qes0.48
Qms1.9
Vas45.8L
Re3.3Ω
Le0.51mH
BL6.4Tm
Sd214cm²
Mms25g
Xmax6.0mm
Power80W
Impedance4Ω
F Low35Hz
F High5500Hz
Pricing & availability
Price movement
Best current price
Updated 17 May 2026
soundimports
£112.56
inc VAT
Dimensions & Physical
Diameter223.0mm
Overall Depth84.0mm
Cutout Diameter184.0mm
Similar Drivers
Keep size fixed, then add or remove T/S params to change the ranking and the comparison rows.
Reference
Dayton Audio
RS225P-4A
8"
Best current price
£112.56
Compare on
Only active params are shown here. Size stays fixed automatically.
5 active T/S params, plus size.
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