SB AudienceBIANCO-8MW250
£49.00 · 36% less, betterFs74 Hz –
Qts0.40 +5%
Vas13.8 L +15%, worse
BL11 T·m −13%, worse
Xmax6.5 mm −4%
Sensitivity93 dB –
8-inch LF driver · PWA series · 50 mm voice coil · 250 W
CIARE PWA8.50 8Ω
8 Ω · 70–2500 Hz
No price for delivery to the UK
- Fs
- 74Hz
- Xmax
- 6.8mm
- SPL
- 93dB
- Pe
- 250W
- BL
- 12.7T·m
- Vd
- 154cm³
- Qts
- 0.38
- Vas
- 12L
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 2 traces
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 confidence1,292 selected pixels of 1,367 - Trace datasheet-response-trace-poc/v1
free air impedance
Impedance response
240 plotted pointsMedium confidence1,249 selected pixels of 1,282
CIARE PWA8.50 is an 8-inch 8 ohm LF driver rated at 250 W RMS. The validated T/S data includes Fs 74 Hz, Qts 0.38, Vas 12 L, Xmax 6.8 mm, sensitivity 92.8 dB, plus 154 cm³ Vd and 180 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 £77.03.
The published T/S values agree with each other
Thiele/Small
- Fs
- 74Hz
- Qts
- 0.38
- Qes
- 0.41
- Qms
- 5.5
- Vas
- 12L
- Re
- 5Ω
- Le
- 0.82mH
Motor and cone
- BL
- 12.7T·m
- Sd
- 227cm²
- Mms
- 28g
- Xmax
- 6.8mm
- Vd †
- 154cm³
- Voice coil
- 50mm
Power and response
- Sensitivity †
- 92.8dB
- Manufacturer sensitivity
- 95dB
- Power
- 250W
- Nominal power
- 250W
- Impedance
- 8Ω
- Min. impedance
- 6.1Ω
- Range
- 70–2500Hz
- EBP †
- 180 · Leans vented
Size and mounting
- Diameter
- 200mm
- Cutout
- 186mm
- Bolt circle
- 199mm
- Depth
- 96mm
- Weight
- 2.7kg
Other published values
- Power Program
- 500
Sensitivity shows 92.8 dB, calculated from the T/S values. CIARE publishes 95.0 dB, 2.2 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else CIARE lists
LF · Primary · 8″
- BL
- 12.7T·m
- Fs
- 74Hz
- Le
- 0.82mH
- Re
- 5Ω
- Sd
- 227cm²
- Mms
- 28g
- Qes
- 0.41
- Qms
- 5.5
- Qts
- 0.38
- SPL
- 92.8dB
- Vas
- 12L
- Xmax
- 6.8mm
- Power
- 250W
- Impedance
- 8Ω
- Sensitivity
- 95dB
- Low limit
- 70Hz
- Nominal power
- 250W
- Power Program
- 500
- Calculated sensitivity †
- 92.8dB
- High limit
- 2500Hz
- Manufacturer sensitivity
- 95dB
- Min. impedance
- 6.1Ω
- Voice coil
- 50mm
- Weight
- 2.7kg
- Diameter
- 200mm
- Depth
- 96mm
- Cutout
- 186mm
- Bolt circle
- 199mm
02
Compare
Same-size drivers, compared with the PWA8.50. Clear differences are green when better and red when worse.
This driverPWA8.50
Best price
£77.03
Fs
74 Hz
Qts
0.38
Vas
12 L
BL
12.7 T·m
Xmax
6.8 mm
Sensitivity
92.8 dB
Power
250 W
FaitalPRO8PR155
£64.86 · 16% less, betterFs85 Hz +15%, worse
Qts0.37 –
Vas9.4 L −22%, better
BL13.4 T·m +6%
Xmax3.6 mm −48%, worse
Sensitivity93.7 dB +0.9
LavoceWAF082.00
£71.42 · 7% less, betterFs78 Hz +5%
Qts0.37 –
Vas11.9 L –
BL12.5 T·m –
Xmax6.3 mm −7%
Sensitivity93.4 dB +0.6
FaitalPRO8PR200
£73.79 · 4% lessFs58 Hz −22%, better
Qts0.37 –
Vas16.9 L +41%, worse
BL11.5 T·m −9%
Xmax8.2 mm +20%, better
Sensitivity91.4 dB −1.4
FaitalPRO8PR320
£75.00 · 3% lessFs65 Hz −12%, better
Qts0.41 +8%
Vas13.1 L +9%
BL12.9 T·m –
Xmax7.3 mm +8%
Sensitivity91.3 dB −1.5
SB AudienceBIANCO-8MWN150
£81.76 · 6% more, worseFs74 Hz –
Qts0.38 –
Vas9.9 L −17%, better
BL16.5 T·m +30%, better
Xmax6.0 mm −12%, worse
Sensitivity92 dB −0.8
CelestionCF0820BMB
£85.00 · 10% more, worseFs51 Hz −32%, better
Qts0.37 −4%
Vas22.4 L +87%, worse
BL11.9 T·m −6%
Xmax7.3 mm +7%
Sensitivity90.7 dB −2.1, worse
B&C8CL51
£88.75 · 15% more, worseFs69 Hz −7%
Qts0.41 +8%
Vas12.5 L +4%
BL12 T·m −6%
Xmax6.5 mm −4%
Sensitivity91.7 dB −1.1
Beyma8G40
£100.07 · 30% more, worseFs70 Hz −5%
Qts0.36 −5%
Vas17 L +42%, worse
BL12.2 T·m −4%
Xmax6.5 mm −4%
Sensitivity93.9 dB +1.1
B&C8NDL51
£102.00 · 32% more, worseFs66 Hz −11%, better
Qts0.37 –
Vas14 L +17%, worse
BL12.4 T·m –
Xmax7 mm –
Sensitivity91.9 dB −0.9
B&C8BG51
£110.00 · 43% more, worseFs52 Hz −30%, better
Qts0.40 +5%
Vas18 L +50%, worse
BL11.8 T·m −7%
Xmax6.5 mm −4%
Sensitivity89.8 dB −3, worse
WavecorSW178WA01
£120.66 · 57% more, worseFs38 Hz −49%, better
Qts0.36 −4%
Vas12.2 L –
BL12 T·m −6%
Xmax5 mm −26%, worse
Sensitivity84.6 dB −8.2, worse
FaitalPRO8HX150
£135.13 · 75% more, worseFs76 Hz –
Qts0.41 +8%
Vas13 L +8%
BL11.6 T·m −9%
Xmax4.9 mm −28%, worse
Sensitivity93.3 dB +0.5
B&C8CX21
£151.61 · 97% more, worseFs74 Hz –
Qts0.36 −5%
Vas15 L +25%, worse
BL11.5 T·m −9%
Xmax5.5 mm −19%, worse
Sensitivity94 dB +1.2
SB AudienceNERO-8MWN400D
£152.56 · 98% more, worseFs63 Hz −15%, better
Qts0.38 –
Vas13.9 L +16%, worse
BL11.9 T·m −6%
Xmax6.7 mm –
Sensitivity91.3 dB −1.5
Eighteen Sound8CX650
£344.69 · 347% more, worseFs65 Hz −12%, better
Qts0.35 −8%
Vas16.6 L +38%, worse
BL12 T·m −6%
Xmax6 mm −12%, worse
Sensitivity92.9 dB –
BMS8N519
No current priceFs75 Hz –
Qts0.37 –
Vas10.9 L −9%
BL13.8 T·m +9%
Xmax6.3 mm −7%
Sensitivity92.5 dB –
CelestionCNX0820
No current priceFs95 Hz +28%, worse
Qts0.40 +4%
Vas9.9 L −18%, better
BL12.0 T·m −5%
Xmax6 mm −12%, worse
Sensitivity94.7 dB +1.9
BMS8S219
No current priceFs82 Hz +11%, worse
Qts0.41 +8%
Vas9.7 L −19%, better
BL13.3 T·m +5%
Xmax6.3 mm −7%
Sensitivity92.8 dB –
LavoceCAF082.00K
No current priceFs72 Hz –
Qts0.34 −11%, better
Vas15.1 L +26%, worse
BL11.7 T·m −8%
Xmax6.7 mm –
Sensitivity93.7 dB +0.9
Tang BandW8-1363SBF
No current priceFs32 Hz −57%, better
Qts0.39 –
Vas13.4 L +11%, worse
BL13.0 T·m –
Xmax12 mm +76%, better
Sensitivity82.1 dB −10.7, worse
JensenBS8N250A-8
No current priceFs59 Hz −20%, better
Qts0.37 –
Vas14.9 L +24%, worse
BL12.8 T·m –
Xmax5 mm −26%, worse
Sensitivity91 dB −1.8
No photo
PHL Audio2420
No current priceFs72 Hz –
Qts0.33 −13%, better
Vas13.3 L +11%, worse
BL12.9 T·m –
Xmax5.5 mm −19%, worse
Sensitivity93.3 dB +0.5
Beyma8CFX260ND
No current priceFs100 Hz +35%, worse
Qts0.35 −8%
Vas8 L −33%, better
BL13.5 T·m +6%
Xmax6 mm −12%, worse
Sensitivity95.4 dB +2.6, better
Oberton8MB201
No current priceFs68 Hz −9%
Qts0.31 −17%, better
Vas14.7 L +23%, worse
BL12.5 T·m –
Xmax7 mm –
Sensitivity93.4 dB +0.6
CIARENDK8
No current priceFs57 Hz −23%, better
Qts0.40 +5%
Vas12.9 L +8%
BL14.4 T·m +13%, better
Xmax8.5 mm +25%, better
Sensitivity89.4 dB −3.4, worse
FaitalPRO8HX210
No current priceFs83 Hz +12%, worse
Qts0.44 +16%, worse
Vas10.1 L −16%, better
BL11.9 T·m −7%
Xmax6.5 mm −4%
Sensitivity92.7 dB –
LavoceWSF081.82
No current priceFs79 Hz +7%
Qts0.38 –
Vas14.3 L +19%, worse
BL11.3 T·m −11%, worse
Xmax4.6 mm −32%, worse
Sensitivity94.2 dB +1.4
HiViD8.8+
No current priceFs31 Hz −58%, better
Qts0.40 +5%
Vas34.9 L +191%, worse
BL13.3 T·m +5%
Xmax7.5 mm +10%, better
Sensitivity85.8 dB −7, worse
MonacorSP-308CX
No current priceFs80 Hz +8%
Qts0.36 −5%
Vas15.4 L +28%, worse
BL12.1 T·m −5%
Xmax2.5 mm −63%, worse
Sensitivity94.7 dB +1.9
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 |
|---|---|---|---|---|
Lean Audio | £51.78 | Back order | Visit shop at Lean Audio |