Dayton AudioTCP115-8
£12.11 · 60% less, betterFs59 Hz −9%
Qts0.43 −7%
Vas2.5 L −44%, better
BL7.4 T·m +100%, better
Xmax4 mm –
Sensitivity81.9 dB −3.7, worse
4-inch LF driver · W series · 20 mm voice coil · 30 W
Visaton W 100 S 4Ω
- Fs
- 65Hz
- Xmax
- 4mm
- SPL
- 86dB
- Pe
- 30W
- BL
- 3.7T·m
- Vd
- 21cm³
- Qts
- 0.46
- Vas
- 4L
Manufacturer response and impedance data, with source and trace details below. The left and right arrow keys read every shown curve at a frequency, a twelfth of an octave at a time, or an octave with Shift. Escape clears the reading.
Curve provenanceInspect 1 trace
These plotted lines are Bits digitizations of manufacturer evidence, not new measurements. How provenance works
- Trace datasheet-response-trace-poc/v1
frequency response
Frequency response
240 plotted pointsMedium confidence567 selected pixels of 976
Published graphs
Visaton W 100 S is a 4-inch 4 ohm LF driver rated at 30 W RMS. The validated T/S data includes Fs 65 Hz, Qts 0.46, Vas 4.5 L, Xmax 4 mm, sensitivity 85.6 dB, plus 21 cm³ Vd and 120 EBP. bits tracks UK vendor pricing, price movement, datasheet links, simulator import data, and similar drivers, with a current best price of £30.57.
The published T/S values agree with each other
Thiele/Small
- Fs
- 65Hz
- Qts
- 0.46
- Qes
- 0.54
- Qms
- 3.0
- Vas
- 4.5L
- Re
- 3.4Ω
- Le
- 0.50mH
Motor and cone
- BL
- 3.7T·m
- Sd
- 53cm²
- Mms
- 5g
- Xmax
- 4mm
- Vd †
- 21cm³
- Voice coil
- 20mm
- Flux density
- 1T
Power and response
- Sensitivity †
- 85.6dB
- Manufacturer sensitivity
- 86dB
- Power
- 30W
- Impedance
- 4Ω
- High limit
- 15000Hz
- EBP †
- 120 · Leans vented
Size and mounting
- Diameter
- 100mm
- Cutout
- 94mm
- Weight
- 0.5kg
Other published values
- Power Peak
- 50
† Calculated by bits from the published values
What this validation status means
Everything else Visaton lists
LF · Primary · 4″
- BL
- 3.7T·m
- Fs
- 65Hz
- Le
- 0.50mH
- Re
- 3.4Ω
- Sd
- 53cm²
- Mms
- 5g
- Qes
- 0.54
- Qms
- 3.0
- Qts
- 0.46
- SPL
- 85.6dB
- Vas
- 4.5L
- Xmax
- 4mm
- Power
- 30W
- Impedance
- 4Ω
- Power Peak
- 50
- Flux density
- 1T
- Sensitivity
- 86dB
- Calculated sensitivity †
- 85.6dB
- High limit
- 15000Hz
- Manufacturer sensitivity
- 86dB
- Voice coil
- 20mm
- Weight
- 0.5kg
- Diameter
- 100mm
- Cutout
- 94mm
02
Compare
Same-size drivers, compared with the W 100 S. Clear differences are green when better and red when worse.
This driverW 100 S
Best price
£30.57
Fs
65 Hz
Qts
0.46
Vas
4.5 L
BL
3.7 T·m
Xmax
4 mm
Sensitivity
85.6 dB
Power
30 W
SB AcousticsSB12PFCR25-4
£22.07 · 28% less, betterFs58 Hz −11%, better
Qts0.43 −7%
Vas5.2 L +16%, worse
BL3.5 T·m −5%
Xmax9.8 mm +145%, better
Sensitivity85.2 dB –
Dayton AudioSIG120-4
£24.98 · 18% less, betterFs75 Hz +15%, worse
Qts0.43 −7%
Vas3.1 L −31%, better
BL5 T·m +35%, better
Xmax4 mm –
Sensitivity86.4 dB +0.8
Dayton AudioDSA115-8
£30.54 · Same priceFs63 Hz –
Qts0.42 −9%
Vas4.0 L −12%, better
BL5.4 T·m +47%, better
Xmax4.1 mm –
Sensitivity84.8 dB −0.8
Dayton AudioDMA105-4
£30.57 · Same priceFs73 Hz +12%, worse
Qts0.51 +11%, worse
Vas4.2 L −5%
BL3.4 T·m −8%
Xmax2.5 mm −38%, worse
Sensitivity86.2 dB +0.6
Dayton AudioRS125P-4
£37.86 · 24% more, worseFs70 Hz +8%
Qts0.48 +4%
Vas4.0 L −11%, better
BL3.5 T·m −6%
Xmax4 mm –
Sensitivity85.8 dB –
Dayton AudioRS125P-8
£37.86 · 24% more, worseFs70 Hz +8%
Qts0.44 −4%
Vas4.0 L −11%, better
BL5.1 T·m +37%, better
Xmax4 mm –
Sensitivity86.1 dB +0.5
Dayton AudioRS125-4
£37.86 · 24% more, worseFs57 Hz −12%, better
Qts0.37 −20%, better
Vas5.3 L +18%, worse
BL3.6 T·m –
Xmax4 mm –
Sensitivity85.5 dB –
WavecorWF118WA08
£47.72 · 56% more, worseFs58 Hz −11%, better
Qts0.42 −9%
Vas4.9 L +9%
BL5.8 T·m +57%, better
Xmax4 mm –
Sensitivity85.3 dB –
VisatonB 100
£82.02 · 168% more, worseFs75 Hz +15%, worse
Qts0.52 +13%, worse
Vas5.3 L +17%, worse
BL4.1 T·m +11%, better
Xmax7 mm +75%, better
Sensitivity88.2 dB +2.6, better
WavecorWF120BD05
£82.57 · 170% more, worseFs52 Hz −20%, better
Qts0.43 −7%
Vas5.3 L +18%, worse
BL4.1 T·m +11%, better
Xmax4 mm –
Sensitivity84.2 dB −1.4
Tang BandW4-1720
£83.32 · 173% more, worseFs60 Hz −8%
Qts0.42 −9%
Vas5.9 L +32%, worse
BL3.8 T·m +3%
Xmax5 mm +25%, better
Sensitivity86 dB –
WavecorWF118WA05
£84.18 · 175% more, worseFs65 Hz –
Qts0.46 –
Vas3.5 L −22%, better
BL4.3 T·m +16%, better
Xmax3 mm −25%, worse
Sensitivity85 dB −0.6
WavecorSW118WA02
£86.05 · 182% more, worseFs60 Hz −8%
Qts0.47 –
Vas3.3 L −27%, better
BL5.9 T·m +59%, better
Xmax4 mm –
Sensitivity83.6 dB −2, worse
WavecorWF120BD08
£122.53 · 301% more, worseFs63 Hz −3%
Qts0.45 –
Vas4.3 L −5%
BL5.5 T·m +49%, better
Xmax4 mm –
Sensitivity85.4 dB –
WavecorWF120BD03
£122.53 · 301% more, worseFs70 Hz +8%
Qts0.42 −9%
Vas3.3 L −28%, better
BL4.5 T·m +22%, better
Xmax4 mm –
Sensitivity85.9 dB –
WavecorWF120BD10
£127.21 · 316% more, worseFs50 Hz −23%, better
Qts0.47 –
Vas6.2 L +38%, worse
BL5.2 T·m +41%, better
Xmax4 mm –
Sensitivity83.9 dB −1.7
Dayton AudioCFC120-4
No current priceFs57 Hz −12%, better
Qts0.45 –
Vas4.5 L –
BL4.2 T·m +14%, better
Xmax2.5 mm −38%, worse
Sensitivity83.9 dB −1.7
Tang BandW4-2099
No current priceFs60 Hz −8%
Qts0.47 –
Vas2.8 L −39%, better
BL3.7 T·m –
Xmax3 mm −25%, worse
Sensitivity82.5 dB −3.1, worse
WavecorWF120BD09
No current priceFs54 Hz −17%, better
Qts0.50 +9%
Vas5.3 L +18%, worse
BL5.2 T·m +41%, better
Xmax4 mm –
Sensitivity83.9 dB −1.7
WavecorWF120BD07
No current priceFs72 Hz +10%, worse
Qts0.51 +11%, worse
Vas3.3 L −28%, better
BL5.5 T·m +49%, better
Xmax4 mm –
Sensitivity85.3 dB –
WavecorWF120BD06
No current priceFs48 Hz −26%, better
Qts0.40 −13%, better
Vas6.2 L +38%, worse
BL4.1 T·m +11%, better
Xmax4 mm –
Sensitivity84.2 dB −1.4
WavecorSW084OM01
No current priceFs74 Hz +14%, worse
Qts0.44 −4%
Vas1.7 L −62%, better
BL3.6 T·m −4%
Xmax4.5 mm +13%, better
Sensitivity83.8 dB −1.8
VisatonW 100 S - 8 Ohm
No current priceFs63 Hz −3%
Qts0.54 +17%, worse
Vas5.4 L +20%, worse
BL4.3 T·m +16%, better
Xmax4 mm –
Sensitivity85.1 dB −0.5
Tang BandW4-1052SD
No current priceFs70 Hz +8%
Qts0.44 −4%
Vas7.6 L +69%, worse
BL3.4 T·m −7%
Xmax3.4 mm −15%, worse
Sensitivity89.3 dB +3.7, better
KartesianWIB120_VHE
No current priceFs68 Hz +5%
Qts0.56 +22%, worse
Vas4.4 L –
BL4.0 T·m +8%
Xmax4 mm –
Sensitivity86 dB –
VisatonB 100 - 6 Ohm
No current priceFs75 Hz +15%, worse
Qts0.52 +13%, worse
Vas5.3 L +17%, worse
BL4.1 T·m +11%, better
Xmax7 mm +75%, better
Sensitivity88.2 dB +2.6, better
CIARECM132
No current priceFs115 Hz +77%, worse
Qts0.43 −7%
Vas3.8 L −15%, better
BL4.4 T·m +20%, better
Xmax1.6 mm −60%, worse
Sensitivity92.2 dB +6.6, better
WavecorWF120BD04
No current priceFs62 Hz −5%
Qts0.37 −20%, better
Vas4.3 L −5%
BL4.5 T·m +22%, better
Xmax4 mm –
Sensitivity86 dB –
Dayton AudioDMA90-4
No current priceFs88 Hz +36%, worse
Qts0.45 –
Vas2.3 L −50%, better
BL3.5 T·m −5%
Xmax2.5 mm −38%, worse
Sensitivity86.5 dB +0.9
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 3 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 |
|---|---|---|---|---|
SoundImports | £30.57, the lowest price | 2 in stock | Visit shop at SoundImports | |
SpeakerCase 7 working days | £26.54 | Back order (7 working days) | Visit shop at SpeakerCase | |
RumoH | £31.21 | 2.1% above the lowest price | Stock not listed | Visit shop at RumoH |
Impact Audio | £34.74 | 14% above the lowest price | In stock | Visit shop at Impact Audio |
Visaton Shop | £37.92 | 24% above the lowest price | Stock not listed | Visit shop at Visaton Shop |
Best price over time
Tracked since 1 Apr