SB AcousticsSB16PFCR25-8
£24.61Fs38 Hz +14%, worse
Qts0.40 −9%
Vas27 L –
BL6.2 T·m −54%, worse
Xmax9 mm –
Sensitivity86.9 dB +1.8
7-inch LF driver · Aluminium Sandwich series · 75 mm voice coil · 250 W
Accuton AS190-9-251 9Ω
9 Ω · 35–1000 Hz
No price for delivery to the UK
- Fs
- 33Hz
- Xmax
- 9mm
- SPL
- 85dB
- Pe
- 250W
- BL
- 13.5T·m
- Vd
- 182cm³
- Qts
- 0.44
- Vas
- 27L
Published graphs
Accuton AS190-9-251 is a 7-inch 9 ohm LF driver rated at 250 W RMS. The validated T/S data includes Fs 33 Hz, Qts 0.44, Vas 26.7 L, Xmax 9 mm, sensitivity 85.1 dB, plus 182 cm³ Vd and 68 EBP. bits tracks vendor pricing, datasheet links, simulator import data, and similar drivers from the same loudspeaker database.
The published T/S values agree with each other
Thiele/Small
- Fs
- 33Hz
- Qts
- 0.44
- Qes
- 0.49
- Qms
- 4.8
- Vas
- 26.7L
- Re
- 8.6Ω
- Le
- 1.05mH
Motor and cone
- BL
- 13.5T·m
- Sd
- 202cm²
- Mms
- 49g
- Xmax
- 9mm
- Vd †
- 182cm³
- Voice coil
- 75mm
Power and response
- Sensitivity †
- 85.1dB
- Manufacturer sensitivity
- 84dB
- Power
- 250W
- Impedance
- 9Ω
- Range
- 35–1000Hz
- EBP †
- 68 · Sealed or vented
Size and mounting
- Diameter
- 190mm
- Cutout
- 170mm
- Depth
- 137mm
Other published values
- Cms
- 0.46mm/N
- Rms
- 2.18kg/s
Other dimensions
- Mounting Depth
- 52
Sensitivity shows 85.1 dB, calculated from the T/S values. Accuton publishes 84.0 dB, 1.1 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else Accuton lists
LF · Primary · 7″
- BL
- 13.5T·m
- Fs
- 33Hz
- Le
- 1.05mH
- Re
- 8.6Ω
- Sd
- 202cm²
- Cms
- 0.46mm/N
- Mms
- 49g
- Qes
- 0.49
- Qms
- 4.8
- Qts
- 0.44
- Rms
- 2.18kg/s
- SPL
- 85.1dB
- Vas
- 26.7L
- Xmax
- 9mm
- Power
- 250W
- Impedance
- 9Ω
- Sensitivity
- 84dB
- Low limit
- 35Hz
- Calculated sensitivity †
- 85.1dB
- High limit
- 1000Hz
- Manufacturer sensitivity
- 84dB
- Voice coil
- 75mm
- Diameter
- 190mm
- Depth
- 137mm
- Mounting Depth
- 52
- Cutout
- 170mm
02
Compare
Same-size drivers, compared with the AS190-9-251. Clear differences are green when better and red when worse.
This driverAS190-9-251
Best price
–
Fs
33 Hz
Qts
0.44
Vas
26.7 L
BL
13.5 T·m
Xmax
9 mm
Sensitivity
85.1 dB
Power
250 W
FaitalPRO8FE300
£43.52Fs70 Hz +110%, worse
Qts0.44 –
Vas15.7 L −41%, better
BL11.3 T·m −16%, worse
Xmax5.5 mm −39%, worse
Sensitivity92.7 dB +7.6, better
PeerlessGBS-200F35CP02-04
£54.66Fs42 Hz +26%, worse
Qts0.44 –
Vas13.9 L −48%, better
BL11.7 T·m −13%, worse
Xmax7.8 mm −14%, worse
Sensitivity85.4 dB –
CelestionTF0818
£55.00Fs100 Hz +199%, worse
Qts0.43 –
Vas9.4 L −65%, better
BL12.9 T·m −4%
Xmax5 mm −44%, worse
Sensitivity94.9 dB +9.8, better
SB AcousticsSB17NRX2C35-8
£55.41Fs37 Hz +9%
Qts0.42 −5%
Vas27 L –
BL6.3 T·m −54%, worse
Xmax11 mm +22%, better
Sensitivity86.5 dB +1.4
GRS8SW-4HE-8
£72.11Fs25 Hz −25%, better
Qts0.45 –
Vas31.7 L +19%, worse
BL10.5 T·m −22%, worse
Xmax10.8 mm +20%, better
Sensitivity81.9 dB −3.2, worse
FaitalPRO8PR320
£75.00Fs65 Hz +95%, worse
Qts0.41 −7%
Vas13.1 L −51%, better
BL12.9 T·m −4%
Xmax7.3 mm −19%, worse
Sensitivity91.3 dB +6.2, better
Dayton AudioDCS205-4
£75.55Fs32 Hz −3%
Qts0.37 −16%, better
Vas27 L –
BL10.7 T·m −21%, worse
Xmax8.8 mm –
Sensitivity85.6 dB +0.5
LavoceSSF082.00L
£82.10Fs50 Hz +50%, worse
Qts0.44 –
Vas10.1 L −62%, better
BL15.7 T·m +16%, better
Xmax9.2 mm –
Sensitivity86.4 dB +1.3
B&C8FMB51
£92.52Fs68 Hz +104%, worse
Qts0.39 −11%, better
Vas20.5 L −23%, better
BL13.7 T·m –
Xmax5.5 mm −39%, worse
Sensitivity93.8 dB +8.7, better
FaitalPRO8PR200
£99.14Fs60 Hz +80%, worse
Qts0.46 +5%
Vas16.1 L −40%, better
BL15.5 T·m +15%, better
Xmax8.7 mm −4%
Sensitivity90.5 dB +5.4, better
Eighteen Sound8NMB420
£99.97Fs66 Hz +98%, worse
Qts0.41 −7%
Vas24.5 L −8%
BL12 T·m −11%, worse
Xmax5.8 mm −36%, worse
Sensitivity93.8 dB +8.7, better
B&C8MBX51
£113.58Fs68 Hz +104%, worse
Qts0.38 −14%, better
Vas22 L −18%, better
BL13.7 T·m –
Xmax6 mm −33%, worse
Sensitivity94.1 dB +9, better
WavecorSW215WA02
£148.46Fs30 Hz −10%, better
Qts0.44 –
Vas32.5 L +22%, worse
BL11.4 T·m −16%, worse
Xmax10 mm +11%, better
Sensitivity84.8 dB –
WavecorSW215WA01
£148.46Fs33 Hz –
Qts0.49 +11%, worse
Vas26 L –
BL8.4 T·m −37%, worse
Xmax10 mm +11%, better
Sensitivity84.7 dB –
Dayton AudioRSS210HO-4
£178.21Fs30 Hz −11%, better
Qts0.40 −9%
Vas18.7 L −30%, better
BL12 T·m −11%, worse
Xmax11 mm +22%, better
Sensitivity82.3 dB −2.8, worse
Beyma8NMFW
£230.72Fs37 Hz +11%, worse
Qts0.34 −23%, better
Vas27 L –
BL13.4 T·m –
Xmax9 mm –
Sensitivity87.8 dB +2.7, better
WavecorSW223BD03
£333.33Fs25 Hz −25%, better
Qts0.46 +5%
Vas28 L +5%
BL13.1 T·m –
Xmax11.7 mm +30%, better
Sensitivity81.6 dB −3.5, worse
SEASXM011-08 L22ROY2
£424.37Fs27 Hz −19%, better
Qts0.44 –
Vas27 L –
BL13.6 T·m –
Xmax11.5 mm +28%, better
Sensitivity82.4 dB −2.7, worse
HiViD8G
No current priceFs35 Hz +5%
Qts0.41 −7%
Vas30.3 L +13%, worse
BL13 T·m −4%
Xmax8.3 mm −8%
Sensitivity86.4 dB +1.3
Tang BandW8-670Q
No current priceFs38 Hz +14%, worse
Qts0.46 +5%
Vas24.9 L −7%
BL12.3 T·m −9%
Xmax7 mm −22%, worse
Sensitivity86.3 dB +1.2
Tang BandW8-670T
No current priceFs40 Hz +20%, worse
Qts0.45 –
Vas23.3 L −13%, better
BL9.4 T·m −30%, worse
Xmax7.8 mm −13%, worse
Sensitivity86.9 dB +1.8
Tang BandW6-1721
No current priceFs40 Hz +20%, worse
Qts0.43 –
Vas29.4 L +10%, worse
BL5.1 T·m −62%, worse
Xmax8 mm −11%, worse
Sensitivity87.9 dB +2.8, better
Tang BandW8-1747A
No current priceFs30 Hz −10%, better
Qts0.41 −7%
Vas23.2 L −13%, better
BL10.0 T·m −26%, worse
Xmax8 mm −11%, worse
Sensitivity83 dB −2.1, worse
Tang BandW6-2100
No current priceFs29 Hz −13%, better
Qts0.44 –
Vas16.2 L −39%, better
BL10.5 T·m −22%, worse
Xmax10 mm +11%, better
Sensitivity81.2 dB −3.9, worse
CIARENDK8
No current priceFs57 Hz +71%, worse
Qts0.40 −9%
Vas12.9 L −52%, better
BL14.4 T·m +7%
Xmax8.5 mm −6%
Sensitivity89.4 dB +4.3, better
Tang BandW6-658I
No current priceFs45 Hz +35%, worse
Qts0.44 –
Vas28.3 L +6%
BL6.3 T·m −53%, worse
Xmax4.1 mm −54%, worse
Sensitivity89.2 dB +4.1, better
MonacorTF0818/8
No current priceFs94 Hz +181%, worse
Qts0.43 –
Vas9.4 L −65%, better
BL12.9 T·m −4%
Xmax5 mm −44%, worse
Sensitivity94 dB +8.9, better
MonacorSP-8/150PA
No current priceFs88 Hz +163%, worse
Qts0.43 –
Vas12 L −55%, better
BL12.6 T·m −7%
Xmax1.3 mm −86%, worse
Sensitivity94.3 dB +9.2, better
LavoceFBASS08-18
No current priceFs53 Hz +59%, worse
Qts0.40 −9%
Vas23.6 L −11%, better
BL11.4 T·m −15%, worse
Xmax4.5 mm −50%, worse
Sensitivity91.2 dB +6.1, better
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 |
|---|---|---|---|---|
SoundImports Not currently listed · Last seen 15 Apr 2026 · Import VAT and duty may apply | £933.66 | Stock not listed | Visit shop at SoundImports | |
Lautsprechershop Import VAT and duty may apply | £1,149.31 | Special order | Visit shop at Lautsprechershop |