B&C18TBX100
£184.81 · 23% less, betterFs34 Hz +5%
Qts0.35 –
Vas212 L −24%, better
BL25.5 T·m –
Xmax9 mm −32%, worse
Sensitivity95.6 dB −0.5
18-inch LF driver · 114 mm voice coil
PRV Audio 18SW3600 8Ω
8 Ω · 35–1300 Hz
£239.31
SteadyParts Express · 6 in stock · Ships from United States · All 2 offers
- Fs
- 33Hz
- Xmax
- 13.3mm
- SPL
- 96dB
- Pe
- –
- BL
- 25.5T·m
- Vd
- 1776cm³
- Qts
- 0.36
- Vas
- 280L
PRV Audio 18SW3600 is an 18-inch 8 ohm LF driver. The validated T/S data includes Fs 33 Hz, Qts 0.36, Vas 279.7 L, Xmax 13.3 mm, sensitivity 96.1 dB, plus 1776 cm³ Vd and 86 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 £239.31.
The published T/S values agree with each other
Thiele/Small
- Fs
- 33Hz
- Qts
- 0.36
- Qes
- 0.38
- Qms
- 10.7
- Vas
- 279.7L
- Re
- 5.6Ω
- Le
- 2.75mH
Motor and cone
- BL
- 25.5T·m
- Sd
- 1340cm²
- Mms
- 215g
- Xmax
- 13.3mm
- Vd †
- 1776cm³
- Voice coil
- 114mm
Power and response
- Sensitivity †
- 96.1dB
- Manufacturer sensitivity
- 97dB
- Impedance
- 8Ω
- Range
- 35–1300Hz
- Crossover
- 45Hz
- EBP †
- 86 · Sealed or vented
Size and mounting
- Diameter
- 465mm
- Cutout
- 421mm
- Depth
- 212mm
- Weight
- 14.5kg
Other published values
- Cms
- 0.11mm/N
Other dimensions
- Mounting Depth
- 194
† Calculated by bits from the published values
What this validation status means
Everything else PRV Audio lists
LF · Primary · 18″
- BL
- 25.5T·m
- Fs
- 33Hz
- Le
- 2.75mH
- Re
- 5.6Ω
- Sd
- 1340cm²
- Cms
- 0.11mm/N
- Mms
- 215g
- Qes
- 0.38
- Qms
- 10.7
- Qts
- 0.36
- SPL
- 96.1dB
- Vas
- 279.7L
- Xmax
- 13.3mm
- Impedance
- 8Ω
- Sensitivity
- 97dB
- Low limit
- 35Hz
- Calculated sensitivity †
- 96.1dB
- High limit
- 1300Hz
- Manufacturer sensitivity
- 97dB
- Voice coil
- 114mm
- Crossover
- 45Hz
- Weight
- 14.5kg
- Diameter
- 465mm
- Depth
- 212mm
- Mounting Depth
- 194
- Cutout
- 421mm
02
Compare
Same-size drivers, compared with the 18SW3600. Clear differences are green when better and red when worse.
This driver18SW3600
Best price
£239.31
Fs
33 Hz
Qts
0.36
Vas
279.7 L
BL
25.5 T·m
Xmax
13.3 mm
Sensitivity
96.1 dB
Power
–
Beyma18LEX1200FE
£222.28 · 7% less, betterFs32 Hz –
Qts0.38 +6%
Vas277 L –
BL23.2 T·m −9%
Xmax11 mm −17%, worse
Sensitivity95.7 dB –
Beyma18LEX1000FE
£225.00 · 6% less, betterFs34 Hz +5%
Qts0.38 +6%
Vas250 L −11%, better
BL23.8 T·m −7%
Xmax11 mm −17%, worse
Sensitivity96 dB –
B&C18RBX100
£226.58 · 5% less, betterFs40 Hz +23%, worse
Qts0.34 −6%
Vas220 L −21%, better
BL25.1 T·m –
Xmax10 mm −25%, worse
Sensitivity98 dB +1.9
B&C18PZW100
£227.00 · 5% less, betterFs37 Hz +14%, worse
Qts0.36 –
Vas186 L −34%, better
BL25.5 T·m –
Xmax8 mm −40%, worse
Sensitivity96 dB –
FaitalPRO18HP1060
£245.81 · 3% moreFs35 Hz +8%
Qts0.37 –
Vas200.3 L −28%, better
BL24.8 T·m –
Xmax12.4 mm −6%
Sensitivity95.6 dB −0.5
Beyma18LEX1000ND
£249.54 · 4% moreFs34 Hz +5%
Qts0.39 +8%
Vas260 L −7%
BL22 T·m −14%, worse
Xmax11 mm −17%, worse
Sensitivity95.9 dB –
Beyma18PWB1000FE
£255.00 · 7% more, worseFs27 Hz −17%, better
Qts0.38 +6%
Vas317 L +13%, worse
BL25 T·m –
Xmax12.5 mm −6%
Sensitivity94 dB −2.1, worse
B&C18TBW100
£267.10 · 12% more, worseFs35 Hz +8%
Qts0.39 +8%
Vas175 L −37%, better
BL26.4 T·m +3%
Xmax12 mm −9%
Sensitivity94.7 dB −1.4
Beyma18LEX1600FE
£277.00 · 16% more, worseFs34 Hz +5%
Qts0.38 +6%
Vas188 L −33%, better
BL26.9 T·m +5%
Xmax13 mm –
Sensitivity94.7 dB −1.4
Eighteen Sound18LW2420
£279.00 · 17% more, worseFs32 Hz –
Qts0.33 −8%
Vas252 L −10%
BL25.3 T·m –
Xmax10 mm −25%, worse
Sensitivity95.8 dB –
Beyma18LEX1200ND
£279.79 · 17% more, worseFs36 Hz +11%, worse
Qts0.33 −8%
Vas219 L −22%, better
BL26.4 T·m +3%
Xmax11 mm −17%, worse
Sensitivity96.7 dB +0.6
RCFLF18X401
£289.00 · 21% more, worseFs30 Hz −8%
Qts0.30 −17%, better
Vas274 L –
BL26.5 T·m +4%
Xmax12 mm −9%
Sensitivity95.8 dB –
BMS18S430V2
£316.72 · 32% more, worseFs31 Hz −5%
Qts0.34 −6%
Vas262 L −6%
BL23.5 T·m −8%
Xmax8 mm −40%, worse
Sensitivity95.4 dB −0.7
FaitalPRO18HW1070
£325.00 · 36% more, worseFs32 Hz –
Qts0.38 +6%
Vas195.9 L −30%, better
BL27 T·m +6%
Xmax13 mm –
Sensitivity94.2 dB −1.9
RCFLF18N405
£325.54 · 36% more, worseFs30 Hz −8%
Qts0.32 −11%, better
Vas227 L −19%, better
BL26.5 T·m +4%
Xmax14 mm +6%
Sensitivity94.6 dB −1.5
B&C18SW100
£330.74 · 38% more, worseFs35 Hz +8%
Qts0.38 +6%
Vas180 L −36%, better
BL26.1 T·m –
Xmax12.5 mm −6%
Sensitivity94.9 dB −1.2
BMS18S450
£345.00 · 44% more, worseFs29 Hz −11%, better
Qts0.31 −14%, better
Vas281 L –
BL26.5 T·m +4%
Xmax12 mm −9%
Sensitivity95.3 dB −0.8
BMS18N830V2
£347.59 · 45% more, worseFs31 Hz −5%
Qts0.37 –
Vas262 L −6%
BL22.4 T·m −12%, worse
Xmax8 mm −40%, worse
Sensitivity95 dB −1.1
FaitalPRO18XL1600
£399.95 · 67% more, worseFs32 Hz –
Qts0.36 –
Vas211.4 L −24%, better
BL26.7 T·m +5%
Xmax12.9 mm –
Sensitivity94.8 dB −1.3
Dayton AudioRSS460HO-4
£442.94 · 85% more, worseFs19 Hz −42%, better
Qts0.32 −11%, better
Vas272 L –
BL23.4 T·m −8%
Xmax12.8 mm −4%
Sensitivity89.2 dB −6.9, worse
BMS18N850V2
£457.13 · 91% more, worseFs30 Hz −8%
Qts0.33 −8%
Vas243 L −13%, better
BL25.4 T·m –
Xmax12 mm −9%
Sensitivity94.7 dB −1.4
BMS18N862
£669.01 · 180% more, worseFs25 Hz −23%, better
Qts0.34 −6%
Vas312 L +12%, worse
BL25.5 T·m –
Xmax19 mm +43%, better
Sensitivity93.4 dB −2.7, worse
B&C18HTX100
£809.86 · 238% more, worseFs44 Hz +35%, worse
Qts0.32 −11%, better
Vas173 L −38%, better
BL26.3 T·m +3%
Xmax13 mm –
Sensitivity98.4 dB +2.3, better
No current price
Fs33 Hz –
Qts0.39 +7%
Vas257 L −8%
BL22.4 T·m −12%, worse
Xmax12 mm −9%
Sensitivity95.6 dB −0.5
Sica18 S 4 CP
No current priceFs33 Hz –
Qts0.35 –
Vas225 L −20%, better
BL23.5 T·m −8%
Xmax11 mm −17%, worse
Sensitivity95.2 dB −0.9
RCFLF18N408
No current priceFs30 Hz −8%
Qts0.33 −8%
Vas193 L −31%, better
BL25.7 T·m –
Xmax15 mm +13%, better
Sensitivity93.6 dB −2.5, worse
Dayton Audio18SW1200F-8
No current priceFs32 Hz –
Qts0.40 +11%, worse
Vas287.7 L –
BL24.4 T·m −4%
Xmax10.6 mm −20%, worse
Sensitivity95.5 dB −0.6
Sica18 PFS 4
No current priceFs29 Hz −12%, better
Qts0.37 –
Vas245.9 L −12%, better
BL24.6 T·m −4%
Xmax9.5 mm −28%, worse
Sensitivity93.5 dB −2.6, worse
No photo
RCFLF18Y402
No current priceFs30 Hz −8%
Qts0.30 −17%, better
Vas274 L –
BL26.5 T·m +4%
Xmax12 mm −9%
Sensitivity95.8 dB –
Tune the match
Choose the published values that matter to your design. Size stays matched to this driver.
Qts
Qes
VasL
Xmaxmm
BLTm
- Parts Express4.9 out of 58 ratings · Checked 25 Oct 2026Read reviews on Parts Express
Each shop collects its own ratings. Bits shows them as published and doesn't verify them.
| Shop | Price | Against the lowest | Stock | Link |
|---|---|---|---|---|
Parts Express Import VAT and duty may apply | £239.31, the lowest price | 6 in stock | Visit shop at Parts Express | |
SoundImports Import VAT and duty may apply | £334.88 | 40% above the lowest price | 8 in stock | Visit shop at SoundImports |
Best price over time
Tracked since 1 Apr