B&C18PS76
£163.07Fs39 Hz +8%
Qts0.27 +13%, worse
Vas207 L −24%, better
BL25.8 T·m –
Xmax7 mm −7%
Sensitivity98.3 dB −1
18-inch LF driver · PW series · 100 mm voice coil · 900 W
CIARE PW455 8Ω
35–1200 Hz
No price for delivery to the UK
- Fs
- 36Hz
- Xmax
- 7.5mm
- SPL
- 99dB
- Pe
- 900W
- BL
- 26.2T·m
- Vd
- 869cm³
- Qts
- 0.24
- Vas
- 274L
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 confidence1,465 selected pixels of 1,977
CIARE PW455 is an 18-inch 8 ohm LF driver rated at 900 W RMS. The validated T/S data includes Fs 36 Hz, Qts 0.24, Vas 274 L, Xmax 7.5 mm, sensitivity 99.3 dB, plus 869 cm³ Vd and 150 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
- 36Hz
- Qts
- 0.24
- Qes
- 0.24
- Qms
- 26.1
- Vas
- 274L
- Re
- 5.5Ω
- Le
- 1.70mH
Motor and cone
- BL
- 26.2T·m
- Sd
- 1158cm²
- Mms
- 133g
- Xmax
- 7.5mm
- Vd †
- 869cm³
- Voice coil
- 100mm
Power and response
- Sensitivity †
- 99.3dB
- Manufacturer sensitivity
- 100dB
- Power
- 900W
- Nominal power
- 900W
- Impedance
- 8Ω
- Range
- 35–1200Hz
- EBP †
- 150 · Leans vented
Size and mounting
- Diameter
- 460mm
- Cutout
- 416mm
- Bolt circle
- 440mm
- Depth
- 190mm
- Weight
- 12.9kg
Other published values
- Cms
- 0.15mm/N
- Power Program
- 1800
† Calculated by bits from the published values
What this validation status means
Everything else CIARE lists
LF · Primary · 18″
- BL
- 26.2T·m
- Fs
- 36Hz
- Le
- 1.70mH
- Re
- 5.5Ω
- Sd
- 1158cm²
- Cms
- 0.15mm/N
- Mms
- 133g
- Qes
- 0.24
- Qms
- 26.1
- Qts
- 0.24
- SPL
- 99.3dB
- Vas
- 274L
- Xmax
- 7.5mm
- Power
- 900W
- Impedance
- 8Ω
- Sensitivity
- 100dB
- Low limit
- 35Hz
- Nominal power
- 900W
- Power Program
- 1800
- Calculated sensitivity †
- 99.3dB
- High limit
- 1200Hz
- Manufacturer sensitivity
- 100dB
- Voice coil
- 100mm
- Weight
- 12.9kg
- Diameter
- 460mm
- Depth
- 190mm
- Cutout
- 416mm
- Bolt circle
- 440mm
02
Compare
Same-size drivers, compared with the PW455. Clear differences are green when better and red when worse.
This driverPW455
Best price
–
Fs
36 Hz
Qts
0.24
Vas
274 L
BL
26.2 T·m
Xmax
7.5 mm
Sensitivity
99.3 dB
Power
900 W
REDCATT182FIND
£199.28Fs31 Hz −14%, better
Qts0.23 −4%
Vas208.6 L −24%, better
BL35.4 T·m +35%, better
Xmax5.8 mm −23%, worse
Sensitivity96.2 dB −3.1, worse
B&C18NW100
£234.88Fs31 Hz −14%, better
Qts0.26 +8%
Vas252 L −8%
BL28 T·m +7%
Xmax9 mm +20%, better
Sensitivity96.5 dB −2.8, worse
B&C18PZB100
£235.00Fs30 Hz −17%, better
Qts0.24 –
Vas297 L +8%
BL26 T·m –
Xmax8 mm +7%
Sensitivity97.1 dB −2.2, worse
Beyma18P1000FEV2S
£249.00Fs33 Hz −8%
Qts0.32 +33%, worse
Vas230 L −16%, better
BL26.8 T·m –
Xmax8 mm +7%
Sensitivity96 dB −3.3, worse
RCFLF18G401
£252.42Fs33 Hz −8%
Qts0.29 +21%, worse
Vas268 L –
BL24.6 T·m −6%
Xmax9 mm +20%, better
Sensitivity97.1 dB −2.2, worse
Eighteen Sound18W1001
£254.65Fs35 Hz –
Qts0.23 −4%
Vas268 L –
BL27.6 T·m +5%
Xmax7 mm −7%
Sensitivity98.8 dB −0.5
Beyma18PW1400FE
£273.68Fs32 Hz −11%, better
Qts0.27 +13%, worse
Vas228.9 L −16%, better
BL29 T·m +11%, better
Xmax10 mm +33%, better
Sensitivity96.3 dB −3, worse
Eighteen Sound18LW1400
£274.64Fs31 Hz −14%, better
Qts0.29 +21%, worse
Vas297 L +8%
BL24.7 T·m −6%
Xmax9 mm +20%, better
Sensitivity96.6 dB −2.7, worse
RCFL18P400
£289.00Fs29 Hz −19%, better
Qts0.28 +17%, worse
Vas340 L +24%, worse
BL24.6 T·m −6%
Xmax9 mm +20%, better
Sensitivity96.6 dB −2.7, worse
Eighteen Sound18NLW9400
£305.62Fs33 Hz −8%
Qts0.26 +8%
Vas268 L –
BL26 T·m –
Xmax9.5 mm +27%, better
Sensitivity97.4 dB −1.9
REDCATT18NPW
£347.48Fs36 Hz –
Qts0.28 +16%, worse
Vas211.5 L −23%, better
BL27.3 T·m +4%
Xmax4.8 mm −35%, worse
Sensitivity97.5 dB −1.8
Precision DevicesPD.185C003
£359.00Fs33 Hz −8%
Qts0.24 –
Vas224 L −18%, better
BL31.5 T·m +20%, better
Xmax11 mm +47%, better
Sensitivity97.5 dB −1.8
RCFLF18N401
£359.21Fs32 Hz −11%, better
Qts0.26 +8%
Vas257 L −6%
BL27.8 T·m +6%
Xmax9 mm +20%, better
Sensitivity97 dB −2.3, worse
RCFLF18N451
£375.00Fs31 Hz −14%, better
Qts0.24 –
Vas245 L −11%, better
BL30.2 T·m +15%, better
Xmax9 mm +20%, better
Sensitivity96.7 dB −2.6, worse
Oberton18XB1500V2
£388.58Fs36 Hz –
Qts0.23 −6%
Vas192.5 L −30%, better
BL31.6 T·m +21%, better
Xmax11 mm +47%, better
Sensitivity97.9 dB −1.4
Oberton18XB1600V2
£388.58Fs33 Hz −10%
Qts0.28 +16%, worse
Vas267 L –
BL29.6 T·m +13%, better
Xmax12.5 mm +67%, better
Sensitivity97.1 dB −2.2, worse
Precision DevicesPD.1850/3
£399.00Fs33 Hz −8%
Qts0.24 –
Vas203.8 L −26%, better
BL31.0 T·m +18%, better
Xmax11.1 mm +47%, better
Sensitivity96.9 dB −2.4, worse
REDCATT181XR
£544.21Fs30 Hz −17%, better
Qts0.23 −4%
Vas195 L −29%, better
BL28.3 T·m +8%
Xmax17 mm +127%, better
Sensitivity95.4 dB −3.9, worse
Eighteen Sound18W2001
No current priceFs37 Hz –
Qts0.25 +4%
Vas230 L −16%, better
BL27.1 T·m +4%
Xmax7 mm −7%
Sensitivity98.5 dB −0.8
Oberton18NSW700
No current priceFs30 Hz −15%, better
Qts0.24 –
Vas309.0 L +13%, worse
BL26.6 T·m –
Xmax14 mm +87%, better
Sensitivity97.5 dB −1.8
Oberton18FBR700
No current priceFs36 Hz –
Qts0.27 +13%, worse
Vas231.3 L −16%, better
BL25.2 T·m −4%
Xmax8 mm +7%
Sensitivity97.8 dB −1.5
Eighteen Sound18W2000
No current priceFs37 Hz –
Qts0.25 +4%
Vas230 L −16%, better
BL27.1 T·m +4%
Xmax–
Sensitivity98.5 dB −0.8
Eighteen Sound18LW1251
No current priceFs35 Hz –
Qts0.27 +13%, worse
Vas268 L –
BL23.6 T·m −10%
Xmax9 mm +20%, better
Sensitivity98.2 dB −1.1
Radian Audio2218NEO-8
No current priceFs30 Hz −17%, better
Qts0.23 −4%
Vas312 L +14%, worse
BL33 T·m +26%, better
Xmax9 mm +20%, better
Sensitivity97.3 dB −2, worse
Oberton18B500
No current priceFs35 Hz −3%
Qts0.28 +15%, worse
Vas243.9 L −11%, better
BL24.1 T·m −8%
Xmax8.8 mm +17%, better
Sensitivity97.7 dB −1.6
FaneCOLOSSUS 18XB
No current priceFs33 Hz −8%
Qts0.34 +40%, worse
Vas236 L −14%, better
BL25.9 T·m –
Xmax7.5 mm –
Sensitivity95.8 dB −3.5, worse
RCFLF18G908
No current priceFs33 Hz −8%
Qts0.29 +21%, worse
Vas268 L –
BL24.6 T·m −6%
Xmax9 mm +20%, better
Sensitivity97.1 dB −2.2, worse
No photo
PHL Audio7081
No current priceFs34 Hz −6%
Qts0.41 +71%, worse
Vas267.6 L –
BL22.7 T·m −13%, worse
Xmax7.5 mm –
Sensitivity95.8 dB −3.5, worse
P.Audio18FT-100SW
No current priceFs35 Hz –
Qts0.47 +96%, worse
Vas222.9 L −19%, better
BL24.2 T·m −8%
Xmax7.5 mm –
Sensitivity94.8 dB −4.5, worse
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 | £220.20 | Back order | Visit shop at Lean Audio |