B&C18TBX100
£184.81Fs34 Hz +62%, worse
Qts0.35 −5%
Vas212 L −5%
BL25.5 T·m −13%, worse
Xmax9 mm −65%, worse
Sensitivity95.6 dB +6.6, better
18-inch LF driver · 1,300 W
Dayton Audio SS18-22 2Ω
2 Ω · 20–400 Hz
No price for delivery to the UK
- Fs
- 21Hz
- Xmax
- 26mm
- SPL
- 89dB
- Pe
- 1300W
- BL
- 29.2T·m
- Vd
- 3089cm³
- Qts
- 0.37
- Vas
- 224L
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
on-axis
Frequency response
240 plotted pointsMedium confidence8,033 selected pixels of 8,033
Dayton Audio SS18-22 is an 18-inch 2 ohm LF driver rated at 1300 W RMS. The validated T/S data includes Fs 21 Hz, Qts 0.37, Vas 224 L, Xmax 26 mm, sensitivity 89 dB, plus 3089 cm³ Vd and 50 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
- 21Hz
- Qts
- 0.37
- Qes
- 0.42
- Qms
- 3.4
- Vas
- 224L
- Re
- 5.4Ω
- Le
- 2.10mH
Motor and cone
- BL
- 29.2T·m
- Sd
- 1188cm²
- Mms
- 497g
- Xmax
- 26mm
- Vd †
- 3089cm³
Power and response
- Sensitivity †
- 89dB
- Manufacturer sensitivity
- 90.8dB
- Power
- 1300W
- Impedance
- 2Ω
- Range
- 20–400Hz
- EBP †
- 50 · Sealed or vented
Size and mounting
- Diameter
- 470mm
- Cutout
- 426.7mm
- Depth
- 259.5mm
- Weight
- 20.4kg
Other published values
- Cms
- 0.11mm/N
- Power Peak
- 2600
Sensitivity shows 89.0 dB, calculated from the T/S values. Dayton Audio publishes 90.8 dB, 1.8 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else Dayton Audio lists
LF · Primary · 18″
- BL
- 29.2T·m
- Fs
- 21Hz
- Le
- 2.10mH
- Re
- 5.4Ω
- Sd
- 1188cm²
- Cms
- 0.11mm/N
- Mms
- 497g
- Qes
- 0.42
- Qms
- 3.4
- Qts
- 0.37
- SPL
- 89dB
- Vas
- 224L
- Xmax
- 26mm
- Power
- 1300W
- Impedance
- 2Ω
- Power Peak
- 2600
- Sensitivity
- 90.8dB
- Low limit
- 20Hz
- Calculated sensitivity †
- 89dB
- High limit
- 400Hz
- Manufacturer sensitivity
- 90.8dB
- Weight
- 20.4kg
- Diameter
- 470mm
- Depth
- 259.5mm
- Cutout
- 426.7mm
02
Compare
Same-size drivers, compared with the SS18-22. Clear differences are green when better and red when worse.
This driverSS18-22
Best price
–
Fs
21 Hz
Qts
0.37
Vas
224 L
BL
29.2 T·m
Xmax
26 mm
Sensitivity
89 dB
Power
1300 W
B&C18PS100
£205.00Fs30 Hz +43%, worse
Qts0.39 +5%
Vas245 L +9%
BL22.5 T·m −23%, worse
Xmax8 mm −69%, worse
Sensitivity94.1 dB +5.1, better
Beyma18LEX1000FE
£225.00Fs34 Hz +62%, worse
Qts0.38 –
Vas250 L +12%, worse
BL23.8 T·m −18%, worse
Xmax11 mm −58%, worse
Sensitivity96 dB +7, better
B&C18RBX100
£226.58Fs40 Hz +90%, worse
Qts0.34 −8%
Vas220 L –
BL25.1 T·m −14%, worse
Xmax10 mm −62%, worse
Sensitivity98 dB +9, better
B&C18PZW100
£227.00Fs37 Hz +76%, worse
Qts0.36 –
Vas186 L −17%, better
BL25.5 T·m −13%, worse
Xmax8 mm −69%, worse
Sensitivity96 dB +7, better
PRV Audio18SW3600
£239.31Fs33 Hz +55%, worse
Qts0.36 –
Vas279.7 L +25%, worse
BL25.5 T·m −13%, worse
Xmax13.3 mm −49%, worse
Sensitivity96.1 dB +7.1, better
FaitalPRO18HP1010
£244.49Fs35 Hz +67%, worse
Qts0.40 +8%
Vas240.1 L +7%
BL22 T·m −25%, worse
Xmax9.8 mm −63%, worse
Sensitivity95.9 dB +6.9, better
FaitalPRO18HP1060
£245.81Fs35 Hz +67%, worse
Qts0.37 –
Vas200.3 L −11%, better
BL24.8 T·m −15%, worse
Xmax12.4 mm −52%, worse
Sensitivity95.6 dB +6.6, better
B&C18TBW100
£267.10Fs35 Hz +67%, worse
Qts0.39 +5%
Vas175 L −22%, better
BL26.4 T·m −10%
Xmax12 mm −54%, worse
Sensitivity94.7 dB +5.7, better
B&C18NBX100
£270.00Fs35 Hz +67%, worse
Qts0.38 –
Vas198 L −12%, better
BL24.8 T·m −15%, worse
Xmax10 mm −62%, worse
Sensitivity95.3 dB +6.3, better
Beyma18LEX1600FE
£277.00Fs34 Hz +62%, worse
Qts0.38 –
Vas188 L −16%, better
BL26.9 T·m −8%
Xmax13 mm −50%, worse
Sensitivity94.7 dB +5.7, better
Beyma18LEX1200ND
£279.79Fs36 Hz +71%, worse
Qts0.33 −11%, better
Vas219 L –
BL26.4 T·m −10%
Xmax11 mm −58%, worse
Sensitivity96.7 dB +7.7, better
FaitalPRO18HW1070
£325.00Fs32 Hz +52%, worse
Qts0.38 –
Vas195.9 L −13%, better
BL27 T·m −8%
Xmax13 mm −50%, worse
Sensitivity94.2 dB +5.2, better
B&C18SW100
£330.74Fs35 Hz +67%, worse
Qts0.38 –
Vas180 L −20%, better
BL26.1 T·m −11%, worse
Xmax12.5 mm −52%, worse
Sensitivity94.9 dB +5.9, better
BMS18N830V2
£347.59Fs31 Hz +48%, worse
Qts0.37 –
Vas262 L +17%, worse
BL22.4 T·m −23%, worse
Xmax8 mm −69%, worse
Sensitivity95 dB +6, better
Eighteen Sound18NLW4100
£371.77Fs31 Hz +48%, worse
Qts0.34 −8%
Vas180 L −20%, better
BL29 T·m –
Xmax15 mm −42%, worse
Sensitivity93.9 dB +4.9, better
SB AudienceNERO-18SW1900D
£393.49Fs34 Hz +62%, worse
Qts0.42 +14%, worse
Vas157.9 L −30%, better
BL28.5 T·m –
Xmax17.5 mm −33%, worse
Sensitivity93.6 dB +4.6, better
FaitalPRO18XL1600
£399.95Fs32 Hz +52%, worse
Qts0.36 –
Vas211.4 L −6%
BL26.7 T·m −9%
Xmax12.9 mm −50%, worse
Sensitivity94.8 dB +5.8, better
No photo
Precision DevicesPD.1845-2N
£422.00Fs35 Hz +67%, worse
Qts0.39 +5%
Vas157 L −30%, better
BL27 T·m −8%
Xmax18 mm −31%, worse
Sensitivity94.3 dB +5.3, better
FaitalPRO18XL1800
£425.00Fs29 Hz +38%, worse
Qts0.40 +8%
Vas215.5 L −4%
BL25.4 T·m −13%, worse
Xmax20.2 mm −22%, worse
Sensitivity93 dB +4, better
Eighteen Sound18NLS4000
£486.84Fs27 Hz +29%, worse
Qts0.35 −5%
Vas168 L −25%, better
BL24.2 T·m −17%, worse
Xmax22.3 mm −14%, worse
Sensitivity91.7 dB +2.7, better
P.Audio19NT-115XB
No current priceFs35 Hz +67%, worse
Qts0.39 +5%
Vas206 L −8%
BL29 T·m –
Xmax9.5 mm −63%, worse
Sensitivity95.4 dB +6.4, better
Sica18 PFS 4
No current priceFs29 Hz +37%, worse
Qts0.37 –
Vas245.9 L +10%
BL24.6 T·m −16%, worse
Xmax9.5 mm −63%, worse
Sensitivity93.5 dB +4.5, better
CelestionERPROX18
No current priceFs35 Hz +66%, worse
Qts0.38 –
Vas188.9 L −16%, better
BL24.4 T·m −17%, worse
Xmax9.5 mm −63%, worse
Sensitivity94.7 dB +5.7, better
Sica18 S 4 CP
No current priceFs33 Hz +57%, worse
Qts0.35 −5%
Vas225 L –
BL23.5 T·m −20%, worse
Xmax11 mm −58%, worse
Sensitivity95.2 dB +6.2, better
P.Audio18BM-1000S
No current priceFs35 Hz +67%, worse
Qts0.40 +8%
Vas212.1 L −5%
BL23.8 T·m −18%, worse
Xmax8 mm −69%, worse
Sensitivity95.3 dB +6.3, better
Sica18 S 4 PL
No current priceFs36 Hz +72%, worse
Qts0.39 +5%
Vas189 L −16%, better
BL23.5 T·m −19%, worse
Xmax8 mm −69%, worse
Sensitivity95.3 dB +6.3, better
REDCATT186FIND
No current priceFs33 Hz +57%, worse
Qts0.35 −5%
Vas174.2 L −22%, better
BL30.2 T·m +3%
Xmax8.4 mm −68%, worse
Sensitivity94.4 dB +5.4, better
FaneCOLOSSUS 18XB
No current priceFs33 Hz +57%, worse
Qts0.34 −9%
Vas236 L +5%
BL25.9 T·m −11%, worse
Xmax7.5 mm −71%, worse
Sensitivity95.8 dB +6.8, better
P.AudioP-18N-V3
No current priceFs35 Hz +67%, worse
Qts0.40 +8%
Vas179.5 L −20%, better
BL24.1 T·m −17%, worse
Xmax9 mm −65%, worse
Sensitivity94.7 dB +5.7, better
Tune the match
Choose the published values that matter to your design. Size stays matched to this driver.
Qts
Qes
VasL
Xmaxmm
BLTm
- SoundImports4.0 out of 51 rating · Checked 26 Oct 2026Read reviews on SoundImports
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|---|---|---|---|---|
SoundImports Import VAT and duty may apply | £477.23 | Back order | Visit shop at SoundImports |