Dayton AudioDS175-8
£37.65 · 87% less, betterFs37 Hz +19%, worse
Qts0.27 −4%
Vas17 L −34%, better
BL10.4 T·m +20%, better
Xmax5.3 mm +5%
Sensitivity86.3 dB –
6-inch LF driver · Ceramic series · 38 mm voice coil · 120 W
Accuton C158-6-851 6Ω
6 Ω · 35–3000 Hz
£304.27
2.5%Willys-Hifi · All 3 offers
- Fs
- 31Hz
- Xmax
- 5mm
- SPL
- 86dB
- Pe
- 120W
- BL
- 8.7T·m
- Vd
- 57cm³
- Qts
- 0.28
- Vas
- 26L
Published graphs
Accuton C158-6-851 is a 6-inch 6 ohm LF driver rated at 120 W RMS. The validated T/S data includes Fs 31 Hz, Qts 0.28, Vas 25.7 L, Xmax 5 mm, sensitivity 86.2 dB, plus 57 cm³ Vd and 107 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 £297.05.
The published T/S values agree with each other
Thiele/Small
- Fs
- 31Hz
- Qts
- 0.28
- Qes
- 0.29
- Qms
- 5.1
- Vas
- 25.7L
- Re
- 6.1Ω
- Le
- 0.77mH
Motor and cone
- BL
- 8.7T·m
- Sd
- 113cm²
- Mms
- 19g
- Xmax
- 5mm
- Vd †
- 57cm³
- Voice coil
- 38mm
Power and response
- Sensitivity †
- 86.2dB
- Manufacturer sensitivity
- 88dB
- Power
- 120W
- Impedance
- 6Ω
- Range
- 35–3000Hz
- EBP †
- 107 · Leans vented
Size and mounting
- Diameter
- 158mm
- Cutout
- 137mm
- Depth
- 90mm
Other published values
- Cms
- 1.42mm/N
- Rms
- 0.71kg/s
Other dimensions
- Mounting Depth
- 42
Sensitivity shows 86.2 dB, calculated from the T/S values. Accuton publishes 88.0 dB, 1.8 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else Accuton lists
LF · Primary · 6″
- BL
- 8.7T·m
- Fs
- 31Hz
- Le
- 0.77mH
- Re
- 6.1Ω
- Sd
- 113cm²
- Cms
- 1.42mm/N
- Mms
- 19g
- Qes
- 0.29
- Qms
- 5.1
- Qts
- 0.28
- Rms
- 0.71kg/s
- SPL
- 86.2dB
- Vas
- 25.7L
- Xmax
- 5mm
- Power
- 120W
- Impedance
- 6Ω
- Sensitivity
- 88dB
- Low limit
- 35Hz
- Calculated sensitivity †
- 86.2dB
- High limit
- 3000Hz
- Manufacturer sensitivity
- 88dB
- Voice coil
- 38mm
- Diameter
- 158mm
- Depth
- 90mm
- Mounting Depth
- 42
- Cutout
- 137mm
02
Compare
Same-size drivers, compared with the C158-6-851. Clear differences are green when better and red when worse.
This driverC158-6-851
Best price
£297.05
Fs
31 Hz
Qts
0.28
Vas
25.7 L
BL
8.7 T·m
Xmax
5 mm
Sensitivity
86.2 dB
Power
120 W
Dayton AudioDSA175-8
£41.41 · 86% less, betterFs38 Hz +24%, worse
Qts0.29 +4%
Vas18.7 L −27%, better
BL9.8 T·m +12%, better
Xmax5.3 mm +6%
Sensitivity86.8 dB +0.6
SB AcousticsSB17NRX2L35-8
£72.11 · 76% less, betterFs38 Hz +22%, worse
Qts0.28 –
Vas26.1 L –
BL7.8 T·m −10%
Xmax9.6 mm +92%, better
Sensitivity88.7 dB +2.5, better
REDCATT6FHM
£83.18 · 72% less, betterFs36 Hz +16%, worse
Qts0.29 +4%
Vas26.1 L –
BL9.9 T·m +14%, better
Xmax4.3 mm −15%, worse
Sensitivity88.3 dB +2.1, better
ETON7-612/C8/32 RP
£97.57 · 67% less, betterFs37 Hz +19%, worse
Qts0.30 +7%
Vas28 L +9%
BL8.6 T·m –
Xmax4.5 mm −10%, worse
Sensitivity88.5 dB +2.3, better
CIAREHWG160
£103.56 · 65% less, betterFs39 Hz +26%, worse
Qts0.27 −4%
Vas27 L +5%
BL8.9 T·m –
Xmax6.5 mm +30%, better
Sensitivity89.6 dB +3.4, better
Eighteen Sound6ND430
£110.59 · 63% less, betterFs61 Hz +97%, worse
Qts0.27 −4%
Vas12.6 L −51%, better
BL10 T·m +15%, better
Xmax5 mm –
Sensitivity92.1 dB +5.9, better
MonacorSPH-170C
£144.60 · 51% less, betterFs38 Hz +23%, worse
Qts0.26 −7%
Vas24 L −7%
BL9.4 T·m +9%
Xmax4 mm −20%, worse
Sensitivity88.9 dB +2.7, better
WavecorWF182BD13
£158.93 · 46% less, betterFs38 Hz +23%, worse
Qts0.26 −7%
Vas20.8 L −19%, better
BL6.9 T·m −21%, worse
Xmax5.5 mm +10%, better
Sensitivity88.3 dB +2.1, better
WavecorWF182BD08
£193.28 · 35% less, betterFs33 Hz +8%
Qts0.29 +4%
Vas32.4 L +26%, worse
BL8.5 T·m –
Xmax5.5 mm +10%, better
Sensitivity88.1 dB +1.9
WavecorWF182BD03
£193.28 · 35% less, betterFs39 Hz +26%, worse
Qts0.29 +4%
Vas24.4 L −5%
BL6.8 T·m −22%, worse
Xmax5.5 mm +10%, better
Sensitivity88.9 dB +2.7, better
WavecorWF182BD16
£194.38 · 35% less, betterFs37 Hz +19%, worse
Qts0.30 +7%
Vas23 L −11%, better
BL8.5 T·m –
Xmax5.5 mm +10%, better
Sensitivity87.8 dB +1.6
AccutonC173-6-191
£339.49 · 14% more, worseFs39 Hz +25%, worse
Qts0.34 +21%, worse
Vas21.6 L −16%, better
BL8.8 T·m –
Xmax5 mm –
Sensitivity87.3 dB +1.1
£381.93 · 29% more, worse
Fs34 Hz +10%
Qts0.26 −7%
Vas30 L +17%, worse
BL8.4 T·m −3%
Xmax5 mm –
Sensitivity88 dB +1.8
No photo
PHL Audio1343
No current priceFs40 Hz +29%, worse
Qts0.28 –
Vas29.9 L +16%, worse
BL8.1 T·m −7%
Xmax5 mm –
Sensitivity90.2 dB +4, better
No photo
PHL Audio1343NDU
No current priceFs40 Hz +29%, worse
Qts0.28 –
Vas29.9 L +16%, worse
BL8.1 T·m −7%
Xmax5 mm –
Sensitivity90.2 dB +4, better
No current price
Fs32 Hz +3%
Qts0.30 +7%
Vas29 L +13%, worse
BL8.5 T·m –
Xmax5 mm –
Sensitivity86.8 dB +0.6
Dayton AudioPM180-8
No current priceFs53 Hz +72%, worse
Qts0.28 –
Vas28 L +9%
BL7.7 T·m −11%, worse
Xmax4.6 mm −8%
Sensitivity93.5 dB +7.3, better
No photo
PHL Audio1362
No current priceFs39 Hz +26%, worse
Qts0.28 –
Vas34.8 L +35%, worse
BL8.1 T·m −7%
Xmax5 mm –
Sensitivity90.4 dB +4.2, better
No photo
PHL Audio1362NDU
No current priceFs39 Hz +26%, worse
Qts0.28 –
Vas34.8 L +35%, worse
BL8.1 T·m −7%
Xmax5 mm –
Sensitivity90.4 dB +4.2, better
CIAREHSG160
No current priceFs37 Hz +19%, worse
Qts0.27 −4%
Vas16.5 L −36%, better
BL8 T·m −8%
Xmax5.5 mm +10%, better
Sensitivity86.8 dB +0.6
PurifiPTT6.5W04-NFA-06
No current priceFs32 Hz +3%
Qts0.26 −7%
Vas28.3 L +10%, worse
BL7.6 T·m −13%, worse
Xmax5.9 mm +18%, better
Sensitivity87.2 dB +1
PurifiPTT6.5X04-NFA-06
No current priceFs30 Hz −3%
Qts0.29 +4%
Vas25.9 L –
BL7.9 T·m −9%
Xmax9.8 mm +96%, better
Sensitivity85.7 dB −0.5
PurifiPTT6.5W04-NAA-08
No current priceFs33 Hz +6%
Qts0.30 +7%
Vas23.3 L −9%
BL7.7 T·m −11%, worse
Xmax5.9 mm +18%, better
Sensitivity86.3 dB –
PurifiPTT6.5M04-NAA-08
No current priceFs36 Hz +16%, worse
Qts0.27 −4%
Vas22.7 L −12%, better
BL8.2 T·m −6%
Xmax2.9 mm −42%, worse
Sensitivity87.8 dB +1.6
WavecorWF182BD15
No current priceFs39 Hz +26%, worse
Qts0.32 +14%, worse
Vas20.8 L −19%, better
BL8.5 T·m –
Xmax5.5 mm +10%, better
Sensitivity87.8 dB +1.6
KartesianWOM165_VMS
No current priceFs39 Hz +26%, worse
Qts0.27 –
Vas22.1 L −14%, better
BL8.8 T·m –
Xmax4.5 mm −10%, worse
Sensitivity90 dB +3.8, better
WavecorWF182BD14
No current priceFs36 Hz +16%, worse
Qts0.25 −11%, better
Vas23 L −11%, better
BL6.9 T·m −21%, worse
Xmax5.5 mm +10%, better
Sensitivity88.2 dB +2, better
WavecorWF182BD07
No current priceFs40 Hz +29%, worse
Qts0.34 +21%, worse
Vas24.4 L −5%
BL8.5 T·m –
Xmax5.5 mm +10%, better
Sensitivity88.5 dB +2.3, better
Oberton6B150
No current priceFs55 Hz +78%, worse
Qts0.29 +4%
Vas14.6 L −43%, better
BL10.1 T·m +16%, better
Xmax5.5 mm +10%, better
Sensitivity91 dB +4.8, better
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 53 ratings · Checked 7 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 | £304.27, the lowest price | Stock not listed | Visit shop at Willys-Hifi | |
SoundImports Import VAT and duty may apply | £314.02 | 3.2% above the lowest price | 6 in stock | Visit shop at SoundImports |
Best price over time
Tracked since 1 Apr
Recent changes
- 1 OctWillys-Hifi£311.95 → £304.27Down 2.5% from £311.95
- 30 SepWillys-Hifi£310.95 → £311.95Up 0.3% from £310.95
- 29 SepWillys-Hifi£311.95 → £310.95Down 0.3% from £311.95