B&C18TBX100
£187.08Fs34 Hz +3%
Qts0.35 –
Vas212 L −6%
BL25.5 T·m +9%
Xmax9 mm −18%, worse
Sensitivity95.6 dB –
18-inch LF driver · 100 mm voice coil · 1,200 W
Sica 18 S 4 CP 8Ω
8 Ω
No current price
- Fs
- 33Hz
- Xmax
- 11mm
- SPL
- 95dB
- Pe
- 1200W
- BL
- 23.5T·m
- Vd
- 1281cm³
- Qts
- 0.35
- Vas
- 225L
Sica 18 S 4 CP is an 18-inch 8 ohm LF driver rated at 1200 W RMS. The validated T/S data includes Fs 33 Hz, Qts 0.35, Vas 225 L, Xmax 11 mm, sensitivity 95.2 dB, plus 1281 cm³ Vd and 85 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
- 0.35
- Qes
- 0.39
- Qms
- 3.9
- Vas
- 225L
- Re
- 5.2Ω
- Le
- 1.81mH
Motor and cone
- BL
- 23.5T·m
- Sd
- 1164cm²
- Mms
- 199g
- Xmax
- 11mm
- Vd †
- 1281cm³
- Voice coil
- 100mm
- Flux density
- 1.15T
Power and response
- Sensitivity †
- 95.2dB
- Manufacturer sensitivity
- 97.1dB
- Power
- 1200W
- Impedance
- 8Ω
- EBP †
- 85 · Sealed or vented
Size and mounting
- Diameter
- 462mm
- Cutout
- 417mm
- Bolt circle
- 441mm
- Depth
- 203.5mm
- Weight
- 14.2kg
Other published values
- Cms
- 0.12mm/N
- Power Program
- 2400
Sensitivity shows 95.2 dB, calculated from the T/S values. Sica publishes 97.1 dB, 1.9 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else Sica lists
LF · Primary · 18″
- BL
- 23.5T·m
- Fs
- 33Hz
- Le
- 1.81mH
- Re
- 5.2Ω
- Sd
- 1164cm²
- Cms
- 0.12mm/N
- Mms
- 199g
- Qes
- 0.39
- Qms
- 3.9
- Qts
- 0.35
- SPL
- 95.2dB
- Vas
- 225L
- Xmax
- 11mm
- Power
- 1200W
- Impedance
- 8Ω
- Flux density
- 1.15T
- Sensitivity
- 97.1dB
- Power Program
- 2400
- Calculated sensitivity †
- 95.2dB
- Manufacturer sensitivity
- 97.1dB
- Voice coil
- 100mm
- Weight
- 14.2kg
- Diameter
- 462mm
- Depth
- 203.5mm
- Cutout
- 417mm
- Bolt circle
- 441mm
02
Compare
Same-size drivers, compared with the 18 S 4 CP. Clear differences are green when better and red when worse.
This driver18 S 4 CP
Best price
–
Fs
33 Hz
Qts
0.35
Vas
225 L
BL
23.5 T·m
Xmax
11 mm
Sensitivity
95.2 dB
Power
1200 W
Beyma18LEX1000FE
£225.00Fs34 Hz +3%
Qts0.38 +9%
Vas250 L +11%, worse
BL23.8 T·m –
Xmax11 mm –
Sensitivity96 dB +0.8
Beyma18LEX1200FE
£225.00Fs32 Hz −3%
Qts0.38 +9%
Vas277 L +23%, worse
BL23.2 T·m –
Xmax11 mm –
Sensitivity95.7 dB +0.5
RCFL18P300
£225.00Fs33 Hz –
Qts0.33 −6%
Vas226 L –
BL23.5 T·m –
Xmax8 mm −27%, worse
Sensitivity95.8 dB +0.6
PRV Audio18SW3600
£241.99Fs33 Hz –
Qts0.36 –
Vas279.7 L +24%, worse
BL25.5 T·m +9%
Xmax13.3 mm +20%, better
Sensitivity96.1 dB +0.9
FaitalPRO18HP1060
£245.81Fs35 Hz +6%
Qts0.37 +6%
Vas200.3 L −11%, better
BL24.8 T·m +6%
Xmax12.4 mm +13%, better
Sensitivity95.6 dB –
FaitalPRO18HP1010
£247.50Fs35 Hz +6%
Qts0.40 +14%, worse
Vas240.1 L +7%
BL22 T·m −6%
Xmax9.8 mm −11%, worse
Sensitivity95.9 dB +0.7
Beyma18LEX1000ND
£249.54Fs34 Hz +3%
Qts0.39 +11%, worse
Vas260 L +16%, worse
BL22 T·m −6%
Xmax11 mm –
Sensitivity95.9 dB +0.7
B&C18NBX100
£266.16Fs35 Hz +6%
Qts0.38 +9%
Vas198 L −12%, better
BL24.8 T·m +6%
Xmax10 mm −9%
Sensitivity95.3 dB –
B&C18TBW100
£266.16Fs35 Hz +6%
Qts0.39 +11%, worse
Vas175 L −22%, better
BL26.4 T·m +12%, better
Xmax12 mm +9%
Sensitivity94.7 dB −0.5
Beyma18LEX1200ND
£278.64Fs36 Hz +9%
Qts0.33 −6%
Vas219 L –
BL26.4 T·m +12%, better
Xmax11 mm –
Sensitivity96.7 dB +1.5
FaitalPRO18FX600
£278.86Fs32 Hz −3%
Qts0.30 −14%, better
Vas257.3 L +14%, worse
BL24.5 T·m +4%
Xmax11.3 mm –
Sensitivity96.4 dB +1.2
Eighteen Sound18LW2420
£279.00Fs32 Hz −3%
Qts0.33 −6%
Vas252 L +12%, worse
BL25.3 T·m +8%
Xmax10 mm −9%
Sensitivity95.8 dB +0.6
FaneCOLOSSUS 18SB
£284.00Fs36 Hz +9%
Qts0.35 –
Vas199 L −12%, better
BL24 T·m –
Xmax8.3 mm −25%, worse
Sensitivity96.1 dB +0.9
CIARENDH18-4S
£291.62Fs31 Hz −6%
Qts0.32 −9%
Vas239 L +6%
BL27.7 T·m +18%, better
Xmax11.5 mm +5%
Sensitivity95.4 dB –
BMS18S430V2
£316.72Fs31 Hz −6%
Qts0.34 –
Vas262 L +16%, worse
BL23.5 T·m –
Xmax8 mm −27%, worse
Sensitivity95.4 dB –
FaitalPRO18HW1070
£325.00Fs32 Hz −3%
Qts0.38 +9%
Vas195.9 L −13%, better
BL27 T·m +15%, better
Xmax13 mm +18%, better
Sensitivity94.2 dB −1
Eighteen Sound18TLW3000
£331.84Fs33 Hz –
Qts0.41 +17%, worse
Vas185 L −18%, better
BL24.5 T·m +4%
Xmax12 mm +9%
Sensitivity94 dB −1.2
B&C18SW100
£334.80Fs35 Hz +6%
Qts0.38 +9%
Vas180 L −20%, better
BL26.1 T·m +11%, better
Xmax12.5 mm +14%, better
Sensitivity94.9 dB –
BMS18N830V2
£347.59Fs31 Hz −6%
Qts0.37 +6%
Vas262 L +16%, worse
BL22.4 T·m −5%
Xmax8 mm −27%, worse
Sensitivity95 dB –
FaitalPRO18XL1600
£399.95Fs32 Hz −3%
Qts0.36 –
Vas211.4 L −6%
BL26.7 T·m +14%, better
Xmax12.9 mm +17%, better
Sensitivity94.8 dB –
Dayton AudioRSS460HO-4
£448.38Fs19 Hz −43%, better
Qts0.32 −9%
Vas272 L +21%, worse
BL23.4 T·m –
Xmax12.8 mm +16%, better
Sensitivity89.2 dB −6, worse
BMS18N850V2
£457.13Fs30 Hz −10%
Qts0.33 −6%
Vas243 L +8%
BL25.4 T·m +8%
Xmax12 mm +9%
Sensitivity94.7 dB −0.5
BMS18N840
No current priceFs30 Hz −8%
Qts0.37 +6%
Vas261 L +16%, worse
BL23 T·m –
Xmax10 mm −9%
Sensitivity94.6 dB −0.6
Sica18 PFS 4
No current priceFs29 Hz −13%, better
Qts0.37 +6%
Vas245.9 L +9%
BL24.6 T·m +5%
Xmax9.5 mm −14%, worse
Sensitivity93.5 dB −1.7
No current price
Fs33 Hz –
Qts0.39 +10%, worse
Vas257 L +14%, worse
BL22.4 T·m −5%
Xmax12 mm +9%
Sensitivity95.6 dB –
Precision DevicesPD.184C002
No current priceFs40 Hz +21%, worse
Qts0.34 –
Vas268 L +19%, worse
BL21 T·m −11%, worse
Xmax9.7 mm −12%, worse
Sensitivity98.8 dB +3.6, better
CelestionERPROX18
No current priceFs35 Hz +5%
Qts0.38 +8%
Vas188.9 L −16%, better
BL24.4 T·m +4%
Xmax9.5 mm −14%, worse
Sensitivity94.7 dB −0.5
Dayton Audio18SW1200F-8
No current priceFs32 Hz −3%
Qts0.40 +14%, worse
Vas287.7 L +28%, worse
BL24.4 T·m +4%
Xmax10.6 mm −4%
Sensitivity95.5 dB –
Oberton18B450
No current priceFs34 Hz +4%
Qts0.34 –
Vas241.6 L +7%
BL22.1 T·m −6%
Xmax7.3 mm −34%, worse
Sensitivity96.4 dB +1.2
Tune the match
Choose the published values that matter to your design. Size stays matched to this driver.
Qts
Qes
VasL
Xmaxmm
BLTm
No current price found. Pricing may appear after the next vendor refresh.