Dayton AudioDS90-8
£16.44 · 80% less, betterFs81 Hz −10%
Qts0.43 +16%, worse
Vas1.3 L −38%, better
BL4.8 T·m –
Xmax2.5 mm −4%
Sensitivity83.3 dB −4.5, worse
4-inch LF driver · Discovery series · 20 mm voice coil
Scanspeak 10F/8424G00 8Ω
8 Ω
£107.11
1.4%Willys-Hifi · All 8 offers
- Fs
- 90Hz
- Xmax
- 2.6mm
- SPL
- 88dB
- Pe
- –
- BL
- 4.8T·m
- Vd
- 9cm³
- Qts
- 0.37
- Vas
- 2L
Scanspeak 10F/8424G00 is a 4-inch 8 ohm LF driver. The validated T/S data includes Fs 90 Hz, Qts 0.37, Vas 2.1 L, Xmax 2.6 mm, sensitivity 87.8 dB, plus 9 cm³ Vd and 220 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 £83.73.
Partial source evidence
Automated T/S checks passed, but some material low-frequency parameters are not published for this record.
Material fields not published: Mms
- Manufacturer page linked
- Datasheet linked
- Canonical units normalized for comparison
- Vd can be derived from Sd and Xmax
- EBP can be derived from Fs and Qes
Thiele/Small
- Fs
- 90Hz
- Qts
- 0.37
- Qes
- 0.41
- Qms
- 3.5
- Vas
- 2.1L
- Re
- 5.8Ω
- Le
- 0.13mH
Motor and cone
- BL
- 4.8T·m
- Sd
- 36cm²
- Xmax
- 2.6mm
- Vd †
- 9cm³
- Voice coil
- 20mm
Power and response
- Sensitivity †
- 87.8dB
- Manufacturer sensitivity
- 86.5dB
- Impedance
- 8Ω
- Min. impedance
- 6.5Ω
- EBP †
- 220 · Leans vented
Size and mounting
- Diameter
- 100mm
Other published values
- Cms
- 1.13mm/N
- Rms
- 0.45kg/s
- Xmech
- 7
- Power Peak
- 30
Sensitivity shows 87.8 dB, calculated from the T/S values. Scanspeak publishes 86.5 dB, 1.3 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else Scanspeak lists
LF · Primary · 4″
- BL
- 4.8T·m
- Fs
- 90Hz
- Le
- 0.13mH
- Re
- 5.8Ω
- Sd
- 36cm²
- Cms
- 1.13mm/N
- Qes
- 0.41
- Qms
- 3.5
- Qts
- 0.37
- Rms
- 0.45kg/s
- SPL
- 87.8dB
- Vas
- 2.1L
- Xmax
- 2.6mm
- Xmech
- 7
- Impedance
- 8Ω
- Power Peak
- 30
- Sensitivity
- 86.5dB
- Calculated sensitivity †
- 87.8dB
- Manufacturer sensitivity
- 86.5dB
- Min. impedance
- 6.5Ω
- Voice coil
- 20mm
- Diameter
- 100mm
02
Compare
Same-size drivers, compared with the 10F/8424G00. Clear differences are green when better and red when worse.
This driver10F/8424G00
Best price
£83.73
Fs
90 Hz
Qts
0.37
Vas
2.1 L
BL
4.8 T·m
Xmax
2.6 mm
Sensitivity
87.8 dB
Power
–
Dayton AudioDSA90-8
£20.18 · 76% less, betterFs67 Hz −26%, better
Qts0.37 –
Vas2.3 L +8%
BL4.6 T·m −4%
Xmax2.5 mm −4%
Sensitivity83.8 dB −4, worse
PeerlessSLS-85S25CP04-04
£25.08 · 70% less, betterFs73 Hz −19%, better
Qts0.36 –
Vas1.4 L −32%, better
BL4.3 T·m −10%, worse
Xmax6.5 mm +150%, better
Sensitivity83.6 dB −4.2, worse
FaitalPRO4FE42
£29.42 · 65% less, betterFs110 Hz +22%, worse
Qts0.38 –
Vas1.8 L −14%, better
BL5.4 T·m +13%, better
Xmax2.8 mm +9%
Sensitivity89.8 dB +2, better
REDCATT41NFR
£29.89 · 64% less, betterFs98 Hz +9%
Qts0.37 –
Vas2.1 L –
BL10 T·m +108%, better
Xmax3.1 mm +21%, better
Sensitivity89 dB +1.2
Tang BandW3-881SJF
£30.14 · 64% less, betterFs100 Hz +11%, worse
Qts0.39 +5%
Vas1.9 L −10%, better
BL4.5 T·m −7%
Xmax0.5 mm −81%, worse
Sensitivity88.7 dB +0.9
LavoceFSN030.72
£30.67 · 63% less, betterFs127 Hz +41%, worse
Qts0.41 +11%, worse
Vas1.1 L −47%, better
BL5.0 T·m +4%
Xmax2.1 mm −19%, worse
Sensitivity89.3 dB +1.5
MonacorSP-100/8
£31.15 · 63% less, betterFs61 Hz −32%, better
Qts0.37 –
Vas4.7 L +124%, worse
BL5.5 T·m +15%, better
Xmax2.5 mm −4%
Sensitivity85.9 dB −1.9
LavoceFSN041.00
£34.72 · 59% less, betterFs114 Hz +27%, worse
Qts0.38 –
Vas1.8 L −12%, better
BL6.9 T·m +43%, better
Xmax2.2 mm −15%, worse
Sensitivity90 dB +2.2, better
Sica4 L1 1 SL
£38.93 · 54% less, betterFs120 Hz +33%, worse
Qts0.36 –
Vas1.2 L −43%, better
BL6.2 T·m +28%, better
Xmax2.5 mm −4%
Sensitivity88.8 dB +1
Tang BandW3-1231SN
£46.05 · 45% less, betterFs100 Hz +11%, worse
Qts0.34 −8%
Vas1.4 L −33%, better
BL4.4 T·m −8%
Xmax1.3 mm −52%, worse
Sensitivity87.2 dB −0.6
SB AcousticsSB12MNRX25-4
£52.29 · 38% less, betterFs58 Hz −36%, better
Qts0.37 –
Vas5.5 L +162%, worse
BL3.7 T·m −23%, worse
Xmax2.3 mm −13%, worse
Sensitivity86.1 dB −1.7
Tang BandW4-1320SIF
£57.77 · 31% less, betterFs75 Hz −17%, better
Qts0.36 –
Vas5.2 L +149%, worse
BL5.3 T·m +11%, better
Xmax3 mm +15%, better
Sensitivity89.2 dB +1.4
Tang BandW4-2142
£57.77 · 31% less, betterFs60 Hz −33%, better
Qts0.33 −11%, better
Vas6.4 L +205%, worse
BL5.4 T·m +13%, better
Xmax2.4 mm −8%
Sensitivity87.5 dB –
Tang BandW4-1337SDF
£71.17 · 15% less, betterFs70 Hz −22%, better
Qts0.34 −8%
Vas5.6 L +167%, worse
BL5.3 T·m +11%, better
Xmax2.5 mm −4%
Sensitivity88.9 dB +1.1
WavecorWF118WA01
£76.45 · 9% less, betterFs64 Hz −29%, better
Qts0.36 –
Vas4.3 L +105%, worse
BL4.6 T·m −4%
Xmax3 mm +15%, better
Sensitivity86.8 dB −1
WavecorWF120BD11
£87.52 · 5% moreFs58 Hz −36%, better
Qts0.39 +5%
Vas3.8 L +81%, worse
BL4.2 T·m −12%, worse
Xmax3 mm +15%, better
Sensitivity84.7 dB −3.1, worse
WavecorSW070WA02
£95.79 · 14% more, worseFs73 Hz −19%, better
Qts0.34 −8%
Vas0.9 L −58%, better
BL4.8 T·m –
Xmax2.5 mm −4%
Sensitivity81.9 dB −5.9, worse
WavecorSW070WA01
£95.79 · 14% more, worseFs84 Hz −7%
Qts0.39 +5%
Vas0.7 L −68%, better
BL3.9 T·m −20%, worse
Xmax2.5 mm −4%
Sensitivity81.8 dB −6, worse
Tang BandW5-2143
£113.04 · 35% more, worseFs55 Hz −39%, better
Qts0.38 –
Vas19 L +805%, worse
BL5.4 T·m +13%, better
Xmax2.5 mm −4%
Sensitivity90.7 dB +2.9, better
VisatonTI 100
£154.93 · 85% more, worseFs62 Hz −31%, better
Qts0.41 +11%, worse
Vas5.7 L +170%, worse
BL5.0 T·m +4%
Xmax2.3 mm −13%, worse
Sensitivity86.9 dB −0.9
BMS5CN160
£179.77 · 115% more, worseFs100 Hz +11%, worse
Qts0.36 –
Vas2.1 L –
BL10 T·m +108%, better
Xmax5 mm +92%, better
Sensitivity89.1 dB +1.3
£200.91 · 140% more, worse
Fs60 Hz −33%, better
Qts0.36 –
Vas4 L +90%, worse
BL5.5 T·m +15%, better
Xmax3 mm +15%, better
Sensitivity85 dB −2.8, worse
Scanspeak12M/4631G00
£242.78 · 190% more, worseFs75 Hz −17%, better
Qts0.33 −11%, better
Vas2.3 L +10%
BL5.3 T·m +10%, better
Xmax3 mm +15%, better
Sensitivity86.5 dB −1.3
£334.88 · 300% more, worse
Fs45 Hz −50%, better
Qts0.36 –
Vas6 L +186%, worse
BL5.4 T·m +13%, better
Xmax3 mm +15%, better
Sensitivity83.2 dB −4.6, worse
CIARENDI3.21
No current priceFs90 Hz –
Qts0.38 –
Vas1.8 L −14%, better
BL4 T·m −17%, worse
Xmax2 mm −23%, worse
Sensitivity86.8 dB −1
WavecorWF120BD12
No current priceFs57 Hz −37%, better
Qts0.38 –
Vas3.9 L +86%, worse
BL4.2 T·m −12%, worse
Xmax3 mm +15%, better
Sensitivity84.5 dB −3.3, worse
SB AcousticsSB15BAC30-8-COAX
No current priceFs43 Hz −52%, better
Qts0.36 –
Vas17.5 L +733%, worse
BL5.3 T·m +10%, better
Xmax3 mm +15%, better
Sensitivity87.6 dB –
Tang BandW4-1320SJF
No current priceFs75 Hz −17%, better
Qts0.38 –
Vas5.2 L +149%, worse
BL5.1 T·m +7%
Xmax3 mm +15%, better
Sensitivity88.9 dB +1.1
EminenceALPHA 4-8
No current priceFs123 Hz +37%, worse
Qts0.75 +103%, worse
Vas1.9 L −8%
BL4.9 T·m –
Xmax2.6 mm –
Sensitivity88.4 dB +0.6
Tune the match
Choose the published values that matter to your design. Size stays matched to this driver.
Qts
Qes
VasL
Xmaxmm
BLTm
- SoundImports5.0 out of 52 ratings · Checked 26 Oct 2026Read reviews on SoundImports
Each shop collects its own ratings. Bits shows them as published and doesn't verify them.
| Shop | Price | Against the lowest | Stock | Link |
|---|---|---|---|---|
Willys-Hifi | £107.11, the lowest price | Stock not listed | Visit shop at Willys-Hifi | |
Wilmslow Audio | £108.60 | 1.4% above the lowest price | Stock not listed | Visit shop at Wilmslow Audio |
Lautsprechershop Import VAT and duty may apply | £91.27 | Special order | Visit shop at Lautsprechershop | |
SoundImports Import VAT and duty may apply | £94.57 | 4 in stock | Visit shop at SoundImports | |
Hifisound Import VAT and duty may apply · under 7 working days | £97.60 | Back order (under 7 working days) | Visit shop at Hifisound |
Best price over time
Tracked since 1 Apr
Recent changes
- 1 OctWillys-Hifi£109.95 → £107.11Down 2.6% from £109.95
- 4 AugWillys-Hifi£106.95 → £109.95Up 2.8% from £106.95
- 21 JulWillys-Hifi£107.95 → £106.95Down 0.9% from £107.95