HiViM6N
£20.93 · 64% less, betterFs46 Hz −6%
Qts0.39 –
Vas21.9 L −9%
BL7.8 T·m +50%, better
Xmax4.3 mm +54%, better
Sensitivity89.1 dB −1.2
7-inch LF driver · Discovery series · 25 mm voice coil · 50 W
Scanspeak 18W/4424G00 4Ω
4 Ω
£66.12
5.7%Falcon Acoustics · In stock · All 5 offers
- Fs
- 49Hz
- Xmax
- 2.8mm
- SPL
- 90dB
- Pe
- 50W
- BL
- 5.2T·m
- Vd
- 38cm³
- Qts
- 0.38
- Vas
- 24L
Scanspeak 18W/4424G00 is a 7-inch 4 ohm LF driver rated at 50 W RMS. The validated T/S data includes Fs 49 Hz, Qts 0.38, Vas 24.1 L, Xmax 2.8 mm, sensitivity 90.3 dB, plus 38 cm³ Vd and 117 EBP. bits tracks UK, EU and US shop prices, price movement, datasheet links, simulator import data, and similar drivers, with a current best price of £58.61.
The published T/S values agree with each other
Thiele/Small
- Fs
- 49Hz
- Qts
- 0.38
- Qes
- 0.42
- Qms
- 4.6
- Vas
- 24.1L
- Re
- 3.2Ω
- Le
- 0.47mH
Motor and cone
- BL
- 5.2T·m
- Sd
- 137cm²
- Mms
- 11g
- Xmax
- 2.8mm
- Vd †
- 38cm³
- Voice coil
- 25mm
Power and response
- Sensitivity †
- 90.3dB
- Manufacturer sensitivity
- 91dB
- Power
- 50W
- Impedance
- 4Ω
- Min. impedance
- 4.2Ω
- EBP †
- 117 · Leans vented
Size and mounting
- Diameter
- 180mm
Other published values
- Cms
- 0.92mm/N
- Rms
- 0.77kg/s
- Xmech
- 8
- Power Peak
- 110
† Calculated by bits from the published values
What this validation status means
Everything else Scanspeak lists
LF · Primary · 7″
- BL
- 5.2T·m
- Fs
- 49Hz
- Le
- 0.47mH
- Re
- 3.2Ω
- Sd
- 137cm²
- Cms
- 0.92mm/N
- Mms
- 11g
- Qes
- 0.42
- Qms
- 4.6
- Qts
- 0.38
- Rms
- 0.77kg/s
- SPL
- 90.3dB
- Vas
- 24.1L
- Xmax
- 2.8mm
- Xmech
- 8
- Power
- 50W
- Impedance
- 4Ω
- Power Peak
- 110
- Sensitivity
- 91dB
- Calculated sensitivity †
- 90.3dB
- Manufacturer sensitivity
- 91dB
- Min. impedance
- 4.2Ω
- Voice coil
- 25mm
- Diameter
- 180mm
02
Compare
Same-size drivers, compared with the 18W/4424G00. Clear differences are green when better and red when worse.
This driver18W/4424G00
Best price
£58.61
Fs
49 Hz
Qts
0.38
Vas
24.1 L
BL
5.2 T·m
Xmax
2.8 mm
Sensitivity
90.3 dB
Power
50 W
MonacorSP-167E
£26.12 · 55% less, betterFs62 Hz +27%, worse
Qts0.41 +8%
Vas17.9 L −26%, better
BL5.4 T·m +4%
Xmax2.5 mm −11%, worse
Sensitivity91.5 dB +1.2
SB AcousticsSB16FRPC25-7
£30.52 · 48% less, betterFs44 Hz −10%, better
Qts0.46 +21%, worse
Vas31 L +29%, worse
BL5.4 T·m +4%
Xmax3.0 mm +9%
Sensitivity89.4 dB −0.9
Dayton AudioSIG180-4
£41.13 · 30% less, betterFs41 Hz −17%, better
Qts0.38 –
Vas23.2 L −4%
BL6.6 T·m +27%, better
Xmax5 mm +79%, better
Sensitivity87.8 dB −2.5, worse
Dayton AudioRS150-8
£44.87 · 23% less, betterFs48 Hz –
Qts0.34 −11%, better
Vas16.6 L −31%, better
BL5.6 T·m +7%
Xmax4 mm +43%, better
Sensitivity88.3 dB −2, worse
FaneSOVEREIGN 8-225
£49.00 · 16% less, betterFs62 Hz +27%, worse
Qts0.38 –
Vas22 L −9%
BL11 T·m +112%, better
Xmax5.5 mm +96%, better
Sensitivity93 dB +2.7, better
SB AcousticsSB17NRX2C35-4
£55.41 · 5% less, betterFs36 Hz −27%, better
Qts0.37 –
Vas27.6 L +15%, worse
BL4.9 T·m −6%
Xmax5.5 mm +96%, better
Sensitivity87 dB −3.3, worse
Dayton AudioRS150P-8A
£58.03 · Same priceFs47 Hz −4%
Qts0.34 −11%, better
Vas16.7 L −31%, better
BL5.6 T·m +8%
Xmax4 mm +43%, better
Sensitivity88.1 dB −2.2, worse
Dayton AudioRS180P-4
£59.83 · 2% moreFs38 Hz −23%, better
Qts0.39 –
Vas27.3 L +13%, worse
BL4.7 T·m −10%, worse
Xmax6 mm +114%, better
Sensitivity86.9 dB −3.4, worse
EminenceBETA-8A
£67.94 · 16% more, worseFs65 Hz +33%, worse
Qts0.38 –
Vas23.3 L −3%
BL9.6 T·m +85%, better
Xmax3 mm +7%
Sensitivity93.9 dB +3.6, better
Scanspeak18W/4434G00
£72.01 · 23% more, worseFs47 Hz −4%
Qts0.35 −8%
Vas20.7 L −14%, better
BL6 T·m +15%, better
Xmax4.3 mm +54%, better
Sensitivity89.7 dB −0.6
FaitalPRO6PR122
£84.13 · 44% more, worseFs110 Hz +124%, worse
Qts0.39 –
Vas4.7 L −80%, better
BL10.5 T·m +102%, better
Xmax2.8 mm –
Sensitivity93.6 dB +3.3, better
WavecorWF166TU02
£96.50 · 65% more, worseFs50 Hz –
Qts0.48 +26%, worse
Vas22.3 L −7%
BL5 T·m −4%
Xmax3 mm +7%
Sensitivity89.5 dB −0.8
WavecorWF168WA01
£96.71 · 65% more, worseFs48 Hz −3%
Qts0.43 +13%, worse
Vas24.6 L –
BL5.1 T·m –
Xmax3 mm +7%
Sensitivity89.6 dB −0.7
WavecorWF168WA05
£102.24 · 74% more, worseFs40 Hz −18%, better
Qts0.42 +11%, worse
Vas27.7 L +15%, worse
BL5 T·m −4%
Xmax3 mm +7%
Sensitivity88 dB −2.3, worse
B&C8MBX51
£133.96 · 129% more, worseFs68 Hz +39%, worse
Qts0.38 –
Vas22 L −9%
BL13.7 T·m +163%, better
Xmax6 mm +114%, better
Sensitivity94.1 dB +3.8, better
Scanspeak15W/8531K00
£150.70 · 157% more, worseFs39 Hz −20%, better
Qts0.38 –
Vas16.7 L −31%, better
BL6.6 T·m +27%, better
Xmax6.5 mm +132%, better
Sensitivity85.8 dB −4.5, worse
£152.39 · 160% more, worse
Fs42 Hz −14%, better
Qts0.39 –
Vas31 L +29%, worse
BL6.6 T·m +27%, better
Xmax3 mm +7%
Sensitivity89.4 dB −0.9
Scanspeak15W/8534T00
£154.86 · 164% more, worseFs32 Hz −35%, better
Qts0.39 –
Vas30 L +24%, worse
BL5.5 T·m +6%
Xmax5 mm +79%, better
Sensitivity85.6 dB −4.7, worse
Scanspeak15M/8631G00
£167.42 · 186% more, worseFs42 Hz −14%, better
Qts0.35 −8%
Vas16.2 L −33%, better
BL6.8 T·m +31%, better
Xmax3 mm +7%
Sensitivity87.1 dB −3.2, worse
HiViS6.5R
No current priceFs41 Hz −16%, better
Qts0.38 –
Vas23.2 L −4%
BL6.5 T·m +25%, better
Xmax5.8 mm +107%, better
Sensitivity87.8 dB −2.5, worse
WavecorWF166TU01
No current priceFs50 Hz –
Qts0.45 +18%, worse
Vas23.2 L −4%
BL5.2 T·m –
Xmax3.5 mm +25%, better
Sensitivity89.9 dB –
HiViSS6.5
No current priceFs42 Hz −14%, better
Qts0.39 –
Vas24.8 L –
BL6.4 T·m +23%, better
Xmax5.8 mm +107%, better
Sensitivity88.1 dB −2.2, worse
HiViSS6.5R
No current priceFs42 Hz −14%, better
Qts0.39 –
Vas21.6 L −10%, better
BL6.5 T·m +25%, better
Xmax5.8 mm +107%, better
Sensitivity87.7 dB −2.6, worse
Eighteen Sound8MB400
No current priceFs64 Hz +31%, worse
Qts0.38 –
Vas23.9 L –
BL9.3 T·m +79%, better
Xmax5.8 mm +107%, better
Sensitivity93.7 dB +3.4, better
SB AcousticsSB17BAC35-8-COAX
No current priceFs35 Hz −28%, better
Qts0.33 −13%, better
Vas33.1 L +37%, worse
BL5.7 T·m +10%
Xmax3.1 mm +11%, better
Sensitivity88.1 dB −2.2, worse
No current price
Fs62 Hz +27%, worse
Qts0.38 –
Vas22 L −9%
BL11 T·m +112%, better
Xmax5.5 mm +96%, better
Sensitivity93 dB +2.7, better
MonacorSP-308CX
No current priceFs80 Hz +63%, worse
Qts0.36 −5%
Vas15.4 L −36%, better
BL12.1 T·m +133%, better
Xmax2.5 mm −11%, worse
Sensitivity94.7 dB +4.4, better
CIARECW161N
No current priceFs52 Hz +6%
Qts0.35 −8%
Vas17.4 L −28%, better
BL6.1 T·m +17%, better
Xmax4 mm +43%, better
Sensitivity89.7 dB −0.6
RS SpeakersW 174.38 FIBONACCI
No current priceFs38 Hz −23%, better
Qts0.38 –
Vas22.9 L −5%
BL7.2 T·m +39%, better
Xmax6 mm +114%, better
Sensitivity87 dB −3.3, worse
Tune the match
Choose the published values that matter to your design. Size stays matched to this driver.
Qts
Qes
VasL
Xmaxmm
BLTm
| Shop | Price | Against the lowest | Stock | Link |
|---|---|---|---|---|
Falcon Acoustics | £66.12, the lowest price | In stock | Visit shop at Falcon Acoustics | |
Willys-Hifi | £70.09 | 6.0% above the lowest price | Stock not listed | Visit shop at Willys-Hifi |
SoundImports Import VAT and duty may apply | £62.76 | 9 in stock | Visit shop at SoundImports |
Best price over time
Tracked since 1 Apr
Recent changes
- 1 OctWillys-Hifi£71.95 → £70.09Down 2.6% from £71.95
- 4 AugWillys-Hifi£69.95 → £71.95Up 2.9% from £69.95
- 21 JulWillys-Hifi£70.95 → £69.95Down 1.4% from £70.95