- Net volume
- 180L
- Tuning
- 40Hz
Eighteen Sound gives the volume and tuning; the port is sized for the driver when you open it.
18-inch LF driver · 1,000 W
Eighteen Sound 18W1001 8Ω
8 Ω · 37–4700 Hz
- Fs
- 35Hz
- Xmax
- 7mm
- SPL
- 99dB
- Pe
- 1000W
- BL
- 27.6T·m
- Vd
- 794cm³
- Qts
- 0.23
- Vas
- 268L
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 confidence2,908 selected pixels of 3,930 - Trace datasheet-response-trace-poc/v1
impedance
Impedance response
240 plotted pointsMedium confidence1,983 selected pixels of 2,265
Published graphs
Eighteen Sound 18W1001 is an 18-inch 8 ohm LF driver rated at 1000 W RMS. The validated T/S data includes Fs 35 Hz, Qts 0.23, Vas 268 L, Xmax 7 mm, sensitivity 98.8 dB, plus 794 cm³ Vd and 146 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 £254.65.
The published T/S values agree with each other
Thiele/Small
- Fs
- 35Hz
- Qts
- 0.23
- Qes
- 0.24
- Qms
- 7.1
- Vas
- 268L
- Re
- 5.8Ω
- Le
- 2.45mH
Motor and cone
- BL
- 27.6T·m
- Sd
- 1134cm²
- Mms
- 139g
- Xmax
- 7mm
- Vd †
- 794cm³
Power and response
- Sensitivity †
- 98.8dB
- Manufacturer sensitivity
- 99dB
- Power
- 1000W
- Nominal power
- 1000W
- Impedance
- 8Ω
- Range
- 37–4700Hz
- EBP †
- 146 · Leans vented
Size and mounting
- Diameter
- 462mm
- Cutout
- 416mm
- Bolt circle
- 438mm
- Depth
- 205mm
- Weight
- 13.6kg
Other published values
- Power Program
- 1400
† Calculated by bits from the published values
What this validation status means
Everything else Eighteen Sound lists
LF · Primary · 18″
- BL
- 27.6T·m
- Fs
- 35Hz
- Le
- 2.45mH
- Re
- 5.8Ω
- Sd
- 1134cm²
- Mms
- 139g
- Qes
- 0.24
- Qms
- 7.1
- Qts
- 0.23
- SPL
- 98.8dB
- Vas
- 268L
- Xmax
- 7mm
- Power
- 1000W
- Impedance
- 8Ω
- Sensitivity
- 99dB
- Low limit
- 37Hz
- Nominal power
- 1000W
- Power Program
- 1400
- Calculated sensitivity †
- 98.8dB
- High limit
- 4700Hz
- Manufacturer sensitivity
- 99dB
- Weight
- 13.6kg
- Diameter
- 462mm
- Depth
- 205mm
- Cutout
- 416mm
- Bolt circle
- 438mm
02
Designs
What Eighteen Sound suggests for the 18W1001. No published designs name it yet.
How we find designsEighteen Sound’s suggested box
From Eighteen Sound’s 18W1001 page
Open this box in 00 Simulator
Modelling the box in 00 Simulator…
03
Compare
Same-size drivers, compared with the 18W1001. Clear differences are green when better and red when worse.
This driver18W1001
Best price
£254.65
Fs
35 Hz
Qts
0.23
Vas
268 L
BL
27.6 T·m
Xmax
7 mm
Sensitivity
98.8 dB
Power
1000 W
B&C18PS76
£163.07 · 36% less, betterFs39 Hz +11%, worse
Qts0.27 +17%, worse
Vas207 L −23%, better
BL25.8 T·m −7%
Xmax7 mm –
Sensitivity98.3 dB −0.5
REDCATT182FIND
£199.28 · 22% less, betterFs31 Hz −11%, better
Qts0.23 –
Vas208.6 L −22%, better
BL35.4 T·m +28%, better
Xmax5.8 mm −18%, worse
Sensitivity96.2 dB −2.6, worse
B&C18NW100
£234.88 · 8% less, betterFs31 Hz −11%, better
Qts0.26 +13%, worse
Vas252 L −6%
BL28 T·m –
Xmax9 mm +29%, better
Sensitivity96.5 dB −2.3, worse
B&C18PZB100
£235.00 · 8% less, betterFs30 Hz −14%, better
Qts0.24 +4%
Vas297 L +11%, worse
BL26 T·m −6%
Xmax8 mm +14%, better
Sensitivity97.1 dB −1.7
Beyma18P1000FEV2S
£249.00 · 2% lessFs33 Hz −6%
Qts0.32 +39%, worse
Vas230 L −14%, better
BL26.8 T·m –
Xmax8 mm +14%, better
Sensitivity96 dB −2.8, worse
Beyma18PW1400FE
£273.68 · 7% more, worseFs32 Hz −9%
Qts0.27 +17%, worse
Vas228.9 L −15%, better
BL29 T·m +5%
Xmax10 mm +43%, better
Sensitivity96.3 dB −2.5, worse
Beyma18QLEX1600FE
£299.00 · 17% more, worseFs30 Hz −14%, better
Qts0.23 –
Vas195 L −27%, better
BL36.4 T·m +32%, better
Xmax13 mm +86%, better
Sensitivity95.4 dB −3.4, worse
Eighteen Sound18NLW9400
£305.62 · 20% more, worseFs33 Hz −6%
Qts0.26 +13%, worse
Vas268 L –
BL26 T·m −6%
Xmax9.5 mm +36%, better
Sensitivity97.4 dB −1.4
REDCATT18NPW
£347.48 · 36% more, worseFs36 Hz –
Qts0.28 +21%, worse
Vas211.5 L −21%, better
BL27.3 T·m –
Xmax4.8 mm −31%, worse
Sensitivity97.5 dB −1.3
Precision DevicesPD.185C003
£359.00 · 41% more, worseFs33 Hz −6%
Qts0.24 +4%
Vas224 L −16%, better
BL31.5 T·m +14%, better
Xmax11 mm +57%, better
Sensitivity97.5 dB −1.3
RCFLF18N401
£359.21 · 41% more, worseFs32 Hz −9%
Qts0.26 +13%, worse
Vas257 L −4%
BL27.8 T·m –
Xmax9 mm +29%, better
Sensitivity97 dB −1.8
RCFLF18N451
£375.00 · 47% more, worseFs31 Hz −11%, better
Qts0.24 +4%
Vas245 L −9%
BL30.2 T·m +9%
Xmax9 mm +29%, better
Sensitivity96.7 dB −2.1, worse
Oberton18XB1500V2
£388.58 · 53% more, worseFs36 Hz –
Qts0.23 –
Vas192.5 L −28%, better
BL31.6 T·m +14%, better
Xmax11 mm +57%, better
Sensitivity97.9 dB −0.9
Oberton18XB1600V2
£388.58 · 53% more, worseFs33 Hz −7%
Qts0.28 +21%, worse
Vas267 L –
BL29.6 T·m +7%
Xmax12.5 mm +79%, better
Sensitivity97.1 dB −1.7
Precision DevicesPD.1850/3
£399.00 · 57% more, worseFs33 Hz −5%
Qts0.24 +4%
Vas203.8 L −24%, better
BL31.0 T·m +12%, better
Xmax11.1 mm +58%, better
Sensitivity96.9 dB −1.9
RCFLN19S400
£416.98 · 64% more, worseFs32 Hz −9%
Qts0.26 +13%, worse
Vas204 L −24%, better
BL32 T·m +16%, better
Xmax17 mm +143%, better
Sensitivity96 dB −2.8, worse
FaitalPRO18XL2000
£420.00 · 65% more, worseFs28 Hz −20%, better
Qts0.27 +17%, worse
Vas232.1 L −13%, better
BL30.8 T·m +12%, better
Xmax16.3 mm +133%, better
Sensitivity94.6 dB −4.2, worse
Sica18 K 4 PL
£447.92 · 76% more, worseFs37 Hz +5%
Qts0.32 +39%, worse
Vas201 L −25%, better
BL26.8 T·m –
Xmax6.5 mm −7%
Sensitivity96.6 dB −2.2, worse
REDCATT181XR
£544.21 · 114% more, worseFs30 Hz −14%, better
Qts0.23 –
Vas195 L −27%, better
BL28.3 T·m –
Xmax17 mm +143%, better
Sensitivity95.4 dB −3.4, worse
CIAREPW455
No current priceFs36 Hz –
Qts0.24 +4%
Vas274 L –
BL26.2 T·m −5%
Xmax7.5 mm +7%
Sensitivity99.3 dB +0.5
Eighteen Sound18W2001
No current priceFs37 Hz +6%
Qts0.25 +9%
Vas230 L −14%, better
BL27.1 T·m –
Xmax7 mm –
Sensitivity98.5 dB –
Oberton18NSW700
No current priceFs30 Hz −13%, better
Qts0.24 +6%
Vas309.0 L +15%, worse
BL26.6 T·m −3%
Xmax14 mm +100%, better
Sensitivity97.5 dB −1.3
Eighteen Sound18W2000
No current priceFs37 Hz +6%
Qts0.25 +9%
Vas230 L −14%, better
BL27.1 T·m –
Xmax–
Sensitivity98.5 dB –
Radian Audio2218NEO-8
No current priceFs30 Hz −14%, better
Qts0.23 –
Vas312 L +16%, worse
BL33 T·m +20%, better
Xmax9 mm +29%, better
Sensitivity97.3 dB −1.5
Oberton18FBR700
No current priceFs36 Hz –
Qts0.27 +18%, worse
Vas231.3 L −14%, better
BL25.2 T·m −9%
Xmax8 mm +14%, better
Sensitivity97.8 dB −1
Eighteen Sound18LW1251
No current priceFs35 Hz –
Qts0.27 +17%, worse
Vas268 L –
BL23.6 T·m −14%, worse
Xmax9 mm +29%, better
Sensitivity98.2 dB −0.6
Oberton18B500
No current priceFs35 Hz –
Qts0.28 +20%, worse
Vas243.9 L −9%
BL24.1 T·m −13%, worse
Xmax8.8 mm +25%, better
Sensitivity97.7 dB −1.1
FaneCOLOSSUS 18XB
No current priceFs33 Hz −6%
Qts0.34 +47%, worse
Vas236 L −12%, better
BL25.9 T·m −6%
Xmax7.5 mm +7%
Sensitivity95.8 dB −3, worse
No photo
PHL Audio7081
No current priceFs34 Hz –
Qts0.41 +78%, worse
Vas267.6 L –
BL22.7 T·m −18%, worse
Xmax7.5 mm +7%
Sensitivity95.8 dB −3, worse
Oberton18B450
No current priceFs34 Hz –
Qts0.34 +49%, worse
Vas241.6 L −10%
BL22.1 T·m −20%, worse
Xmax7.3 mm +4%
Sensitivity96.4 dB −2.4, worse
Tune the match
Choose the published values that matter to your design. Size stays matched to this driver.
Qts
Qes
VasL
Xmaxmm
BLTm
- Thomann4.9 out of 57 ratings · Checked 25 Oct 2026Read reviews on Thomann
Each shop collects its own ratings. Bits shows them as published and doesn't verify them.
| Shop | Price | Against the lowest | Stock | Link |
|---|---|---|---|---|
Lean Business | £254.65, the lowest price | Stock not listed | Visit shop at Lean Business | |
Lean Business | £226.95 | Out of stock | Visit shop at Lean Business | |
Lean Audio | £254.65 | 2 in stock | Visit shop at Lean Audio | |
Thomann | £291.00 | 14% above the lowest price | In stock | Visit shop at Thomann |
Best price over time
Tracked since 1 Apr
Recent changes
- 19 OctThomann£292.00 → £291.00Down 0.3% from £292.00
- 11 OctThomann£294.00 → £292.00Down 0.7% from £294.00
- 3 OctThomann£295.00 → £294.00Down 0.3% from £295.00