Dayton AudioPCS175-4
£11.21 · 43% less, betterFs56 Hz –
Qts0.98 +42%, worse
Vas0.5 L −98%, better
BL4.8 T·m −4%
Xmax2 mm –
Sensitivity89.2 dB –
6.5-inch LF driver · W series · 25 mm voice coil · 40 W
Visaton W 170 8Ω
8 Ω
£25.14
SteadyImpact Audio · In stock · All 5 offers
- Fs
- 57Hz
- Xmax
- 2mm
- SPL
- 89dB
- Pe
- 40W
- BL
- 5T·m
- Vd
- 27cm³
- Qts
- 0.69
- Vas
- 24L
Published graphs
Visaton W 170 is a 6.5-inch 8 ohm LF driver rated at 40 W RMS. The validated T/S data includes Fs 57 Hz, Qts 0.69, Vas 24 L, Xmax 2 mm, sensitivity 89 dB, plus 27 cm³ Vd and 63 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 £19.63.
The published T/S values agree with each other
Thiele/Small
- Fs
- 57Hz
- Qts
- 0.69
- Qes
- 0.90
- Qms
- 2.9
- Vas
- 24L
- Re
- 7.2Ω
- Le
- 0.90mH
Motor and cone
- BL
- 5T·m
- Sd
- 137cm²
- Mms
- 9g
- Xmax Derived
- 2mm
- Vd †
- 27cm³
- Voice coil
- 25mm
- Flux density
- 1T
Power and response
- Sensitivity †
- 89dB
- Manufacturer sensitivity
- 87dB
- Power
- 40W
- Impedance
- 8Ω
- High limit
- 6000Hz
- EBP †
- 63 · Sealed or vented
Size and mounting
- Diameter
- 170mm
- Cutout
- 146mm
- Weight
- 0.8kg
Other published values
- Xmech
- 7.5
- Power Peak
- 70
Sensitivity shows 89.0 dB, calculated from the T/S values. Visaton publishes 87.0 dB, 2.0 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else Visaton lists
LF · Primary · 6.5″
- BL
- 5T·m
- Fs
- 57Hz
- Le
- 0.90mH
- Re
- 7.2Ω
- Sd
- 137cm²
- Mms
- 9g
- Qes
- 0.90
- Qms
- 2.9
- Qts
- 0.69
- SPL
- 89dB
- Vas
- 24L
- Xmax
- 2mm
- Xmech
- 7.5
- Power
- 40W
- Impedance
- 8Ω
- Power Peak
- 70
- Flux density
- 1T
- Sensitivity
- 87dB
- Calculated sensitivity †
- 89dB
- High limit
- 6000Hz
- Manufacturer sensitivity
- 87dB
- Voice coil
- 25mm
- Weight
- 0.8kg
- Diameter
- 170mm
- Cutout
- 146mm
02
Compare
Same-size drivers, compared with the W 170. Clear differences are green when better and red when worse.
This driverW 170
Best price
£19.63
Fs
57 Hz
Qts
0.69
Vas
24 L
BL
5 T·m
Xmax
2 mm
Sensitivity
89 dB
Power
40 W
Dayton AudioPCS175-8
£11.21 · 43% less, betterFs56 Hz –
Qts0.83 +20%, worse
Vas0.5 L −98%, better
BL5.6 T·m +12%, better
Xmax2.3 mm +13%, better
Sensitivity71.1 dB −17.9, worse
GRS6PT-8
£15.70 · 20% less, betterFs94 Hz +65%, worse
Qts0.72 +4%
Vas9.5 L −60%, better
BL6.4 T·m +28%, better
Xmax4.2 mm +110%, better
Sensitivity91.7 dB +2.7, better
VisatonBG 17
£18.25 · 7% less, betterFs120 Hz +111%, worse
Qts0.74 +7%
Vas8.2 L −66%, better
BL5.7 T·m +14%, better
Xmax1.5 mm −25%, worse
Sensitivity93.6 dB +4.6, better
PRV Audio6MR250B-4
£26.11 · 33% more, worseFs143 Hz +151%, worse
Qts0.82 +19%, worse
Vas4 L −83%, better
BL5.8 T·m +16%, better
Xmax3.3 mm +63%, better
Sensitivity93.4 dB +4.4, better
MonacorSPH-174KE
£29.31 · 49% more, worseFs42 Hz −26%, better
Qts0.51 −26%, better
Vas26 L +8%
BL5.9 T·m +18%, better
Xmax3 mm +50%, better
Sensitivity86.8 dB −2.2, worse
Dayton AudioMB620-8
£33.65 · 71% more, worseFs104 Hz +82%, worse
Qts0.59 −14%, better
Vas6.8 L −72%, better
BL6.7 T·m +34%, better
Xmax2 mm –
Sensitivity92.5 dB +3.5, better
PeerlessHDS-P830883
£42.08 · 114% more, worseFs68 Hz +19%, worse
Qts0.67 –
Vas6.8 L −72%, better
BL7.8 T·m +56%, better
Xmax7.6 mm +281%, better
Sensitivity85.5 dB −3.5, worse
CelestionTF0615
£46.00 · 134% more, worseFs105 Hz +84%, worse
Qts0.61 −12%, better
Vas6.4 L −73%, better
BL8.8 T·m +77%, better
Xmax1.8 mm −13%, worse
Sensitivity92.1 dB +3.1, better
SB AcousticsSB17NRX2C35-4
£55.41 · 182% more, worseFs36 Hz −37%, better
Qts0.37 −46%, better
Vas27.6 L +15%, worse
BL4.9 T·m –
Xmax5.5 mm +175%, better
Sensitivity87 dB −2, worse
Scanspeak18W/4424G00
£58.61 · 199% more, worseFs49 Hz −14%, better
Qts0.38 −45%, better
Vas24.1 L –
BL5.2 T·m +4%
Xmax2.8 mm +40%, better
Sensitivity90.3 dB +1.3
Dayton AudioRS180-4
£69.58 · 254% more, worseFs38 Hz −33%, better
Qts0.46 −33%, better
Vas21.2 L −12%, better
BL4.7 T·m −6%
Xmax6 mm +200%, better
Sensitivity85.1 dB −3.9, worse
VisatonW 165 A
£72.80 · 271% more, worseFs60 Hz +5%
Qts0.63 −9%
Vas7.8 L −67%, better
BL5.0 T·m –
Xmax4.7 mm +133%, better
Sensitivity85.6 dB −3.4, worse
LavoceCSF061.70K
£86.22 · 339% more, worseFs97 Hz +70%, worse
Qts0.69 –
Vas6.5 L −73%, better
BL6.9 T·m +38%, better
Xmax3.9 mm +95%, better
Sensitivity90.5 dB +1.5
WavecorWF166TU02
£96.50 · 391% more, worseFs50 Hz −12%, better
Qts0.48 −30%, better
Vas22.3 L −7%
BL5 T·m –
Xmax3 mm +50%, better
Sensitivity89.5 dB +0.5
WavecorWF168WA01
£96.71 · 393% more, worseFs48 Hz −17%, better
Qts0.43 −38%, better
Vas24.6 L –
BL5.1 T·m –
Xmax3 mm +50%, better
Sensitivity89.6 dB +0.6
WavecorWF168WA05
£102.24 · 421% more, worseFs40 Hz −30%, better
Qts0.42 −39%, better
Vas27.7 L +15%, worse
BL5 T·m –
Xmax3 mm +50%, better
Sensitivity88 dB −1
Scanspeak18M/8631T00
£192.54 · 881% more, worseFs65 Hz +14%, worse
Qts0.71 –
Vas14 L −42%, better
BL6.5 T·m +30%, better
Xmax3 mm +50%, better
Sensitivity88.7 dB –
Scanspeak18M/4631T00
£192.54 · 881% more, worseFs65 Hz +14%, worse
Qts0.60 −13%, better
Vas14 L −42%, better
BL5.6 T·m +12%, better
Xmax3 mm +50%, better
Sensitivity89.6 dB +0.6
Supravox165-2000 MK2
£197.35 · 905% more, worseFs77 Hz +34%, worse
Qts0.70 –
Vas25.8 L +8%
BL3.5 T·m −29%, worse
Xmax2.9 mm +45%, better
Sensitivity93.7 dB +4.7, better
Beyma6MCF200ND
£297.20 · 1414% more, worseFs406 Hz +612%, worse
Qts0.72 +4%
Vas0.27 L −99%, better
BL18.1 T·m +262%, better
Xmax2.5 mm +25%, better
Sensitivity95.7 dB +6.7, better
Supravox165 LB
No current priceFs74 Hz +30%, worse
Qts0.79 +14%, worse
Vas26 L +8%
BL4.2 T·m −17%, worse
Xmax2.5 mm +25%, better
Sensitivity92.4 dB +3.4, better
Lii AudioST-5
No current priceFs56 Hz –
Qts0.66 −4%
Vas14.3 L −40%, better
BL5.8 T·m +17%, better
Xmax4 mm +100%, better
Sensitivity86.7 dB −2.3, worse
REDCATT61XR
No current priceFs64 Hz +12%, worse
Qts0.72 +4%
Vas8.6 L −64%, better
BL4.8 T·m −5%
Xmax8.1 mm +305%, better
Sensitivity85.7 dB −3.3, worse
PRV Audio69FR250-4
No current priceFs82 Hz +44%, worse
Qts0.70 –
Vas13.9 L −42%, better
BL6.1 T·m +22%, better
Xmax3.5 mm +75%, better
Sensitivity92.2 dB +3.2, better
No photo
LavoceCSF061.21
No current priceFs90 Hz +58%, worse
Qts0.67 –
Vas8.5 L −65%, better
BL6.1 T·m +22%, better
Xmax3.2 mm +60%, better
Sensitivity91 dB +2, better
WavecorWF166TU01
No current priceFs50 Hz −12%, better
Qts0.45 −35%, better
Vas23.2 L −3%
BL5.2 T·m +4%
Xmax3.5 mm +75%, better
Sensitivity89.9 dB +0.9
Tang BandW6-1916
No current priceFs60 Hz +5%
Qts0.46 −33%, better
Vas23.7 L –
BL5.8 T·m +16%, better
Xmax5 mm +150%, better
Sensitivity91.2 dB +2.2, better
CelestionFTX0617
No current priceFs100 Hz +75%, worse
Qts0.74 +7%
Vas7.4 L −69%, better
BL6.6 T·m +32%, better
Xmax3.5 mm +75%, better
Sensitivity91 dB +2, better
PeerlessSDS-160F25PR01-08
No current priceFs48 Hz −16%, better
Qts0.58 −16%, better
Vas21.8 L −9%
BL6.6 T·m +33%, better
Xmax8.1 mm +303%, better
Sensitivity87.5 dB −1.5
Tune the match
Choose the published values that matter to your design. Size stays matched to this driver.
Qts
Qes
VasL
Xmaxmm
BLTm
- Parts Express4.8 out of 511 ratings · Checked 25 Oct 2026Read reviews on Parts Express
- SoundImports4.8 out of 59 ratings · Checked 25 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 |
|---|---|---|---|---|
Impact Audio | £25.14, the lowest price | In stock | Visit shop at Impact Audio | |
SoundImports Import VAT and duty may apply | £19.63 | 6 in stock | Visit shop at SoundImports | |
Parts Express Import VAT and duty may apply | £21.30 | 3 in stock | Visit shop at Parts Express | |
RumoH Import VAT and duty may apply | £21.35 | In stock | Visit shop at RumoH |
Best price over time
Tracked since 29 Jul