B&C15CL76
£127.74 · 74% less, betterFs42 Hz −24%, better
Qts0.33 –
Vas135 L +26%, worse
BL21 T·m –
Xmax7 mm –
Sensitivity96.7 dB −2.5, worse
15-inch LF driver
Eighteen Sound 15NCX910 8Ω
8 Ω · 50–4000 Hz
£497.18
SteadyLean Audio · 1 in stock · All 1 offer
- Fs
- 55Hz
- Xmax
- 7mm
- SPL
- 99dB
- Pe
- –
- BL
- 21T·m
- Vd
- 617cm³
- Qts
- 0.33
- Vas
- 107L
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 confidence2,373 selected pixels of 2,381
Published graphs
Eighteen Sound 15NCX910 is a 15-inch 8 ohm LF driver. The validated T/S data includes Fs 55 Hz, Qts 0.33, Vas 107 L, Xmax 7 mm, sensitivity 99.2 dB, plus 617 cm³ Vd and 162 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 £497.18.
The published T/S values agree with each other
Thiele/Small
- Fs
- 55Hz
- Qts
- 0.33
- Qes
- 0.34
- Qms
- 8.2
- Vas
- 107L
- Re
- 5Ω
- Le
- 1.10mH
Motor and cone
- BL
- 21T·m
- Sd
- 881cm²
- Mms
- 86g
- Xmax
- 7mm
- Vd †
- 617cm³
Power and response
- Sensitivity †
- 99.2dB
- Impedance
- 8Ω
- Range
- 50–4000Hz
- EBP †
- 162 · Leans vented
Size and mounting
- Diameter
- 393mm
- Cutout
- 356mm
- Bolt circle
- 371mm
- Depth
- 209mm
- Weight
- 6.5kg
† Calculated by bits from the published values
What this validation status means
Everything else Eighteen Sound lists
LF · Primary · 15″
- BL
- 21T·m
- Fs
- 55Hz
- Le
- 1.10mH
- Re
- 5Ω
- Sd
- 881cm²
- Mms
- 86g
- Qes
- 0.34
- Qms
- 8.2
- Qts
- 0.33
- SPL
- 99.2dB
- Vas
- 107L
- Xmax
- 7mm
- Impedance
- 8Ω
- Low limit
- 50Hz
- Calculated sensitivity †
- 99.2dB
- High limit
- 4000Hz
- Weight
- 6.5kg
- Diameter
- 393mm
- Depth
- 209mm
- Cutout
- 356mm
- Bolt circle
- 371mm
02
Compare
Same-size drivers, compared with the 15NCX910. Clear differences are green when better and red when worse.
This driver15NCX910
Best price
£497.18
Fs
55 Hz
Qts
0.33
Vas
107 L
BL
21 T·m
Xmax
7 mm
Sensitivity
99.2 dB
Power
–
SB AudienceROSSO-15W400
£134.56 · 73% less, betterFs44 Hz −20%, better
Qts0.33 –
Vas140.1 L +31%, worse
BL21.5 T·m –
Xmax8.3 mm +18%, better
Sensitivity97.5 dB −1.7
REDCATT15FIND
£167.38 · 66% less, betterFs42 Hz −24%, better
Qts0.36 +9%
Vas96.4 L −10%
BL24.6 T·m +17%, better
Xmax6.8 mm −4%
Sensitivity94.9 dB −4.3, worse
RCFL15P540
£173.78 · 65% less, betterFs50 Hz −9%
Qts0.39 +18%, worse
Vas100 L −7%
BL21.4 T·m –
Xmax7 mm –
Sensitivity96.9 dB −2.3, worse
SB AudienceROSSO-15MW500
£173.91 · 65% less, betterFs42 Hz −24%, better
Qts0.33 –
Vas121.3 L +13%, worse
BL23.2 T·m +10%, better
Xmax8.4 mm +20%, better
Sensitivity96.1 dB −3.1, worse
BMS15S330
£194.97 · 61% less, betterFs39 Hz −29%, better
Qts0.32 −3%
Vas152 L +42%, worse
BL23 T·m +10%
Xmax8 mm +14%, better
Sensitivity96.3 dB −2.9, worse
Beyma15MCB700
£207.83 · 58% less, betterFs44 Hz −20%, better
Qts0.34 +3%
Vas148 L +38%, worse
BL20 T·m −5%
Xmax7 mm –
Sensitivity97.5 dB −1.7
B&C15NDL88
£225.24 · 55% less, betterFs45 Hz −18%, better
Qts0.34 +3%
Vas126 L +18%, worse
BL20.1 T·m −4%
Xmax8 mm +14%, better
Sensitivity97.1 dB −2.1, worse
Beyma15MC700ND
£226.76 · 54% less, betterFs49 Hz −11%, better
Qts0.31 −6%
Vas105 L –
BL22.6 T·m +8%
Xmax7 mm –
Sensitivity97.6 dB −1.6
Beyma14MC700ND
£229.73 · 54% less, betterFs51 Hz −7%
Qts0.28 −15%, better
Vas78 L −27%, better
BL22 T·m +5%
Xmax7 mm –
Sensitivity97.4 dB −1.8
Sica15 PF 3
£234.41 · 53% less, betterFs45 Hz −18%, better
Qts0.31 −6%
Vas117.6 L +10%
BL21.9 T·m +5%
Xmax8 mm +14%, better
Sensitivity97.1 dB −2.1, worse
Eighteen Sound15NW530
£243.16 · 51% less, betterFs43 Hz −22%, better
Qts0.33 –
Vas154 L +44%, worse
BL22 T·m +5%
Xmax7.5 mm +7%
Sensitivity97.5 dB −1.7
Eighteen Sound15MB1000
£259.50 · 48% less, betterFs48 Hz −13%, better
Qts0.31 −6%
Vas132.5 L +24%, worse
BL21 T·m –
Xmax6 mm −14%, worse
Sensitivity98.6 dB −0.6
Sica15 PFS 4
£267.10 · 46% less, betterFs39 Hz −29%, better
Qts0.34 +3%
Vas103.9 L –
BL24.2 T·m +15%, better
Xmax8 mm +14%, better
Sensitivity94.2 dB −5, worse
Sica15 K 4 PL
£305.62 · 39% less, betterFs47 Hz −15%, better
Qts0.30 −9%
Vas102.3 L −4%
BL23.9 T·m +14%, better
Xmax8 mm +14%, better
Sensitivity97.2 dB −2, worse
Eighteen Sound15NCX910BE
No current priceFs55 Hz –
Qts0.33 –
Vas107 L –
BL21 T·m –
Xmax7 mm –
Sensitivity99.2 dB –
Eighteen Sound15NCX910N
No current priceFs55 Hz –
Qts0.33 –
Vas107 L –
BL21 T·m –
Xmax7 mm –
Sensitivity99.2 dB –
Oberton15MB35
No current priceFs48 Hz −13%, better
Qts0.34 –
Vas115.1 L +8%
BL20.1 T·m −4%
Xmax6.8 mm −4%
Sensitivity97.6 dB −1.6
RCFMB15X351
No current priceFs46 Hz −16%, better
Qts0.31 −6%
Vas114 L +7%
BL22.8 T·m +9%
Xmax7 mm –
Sensitivity97.3 dB −1.9
Oberton15HCX3572
No current priceFs46 Hz −16%, better
Qts0.34 +3%
Vas140.7 L +31%, worse
BL18.8 T·m −10%, worse
Xmax7.3 mm +4%
Sensitivity98 dB −1.2
Eighteen Sound15W1301
No current priceFs48 Hz −13%, better
Qts0.32 −3%
Vas123 L +15%, worse
BL22.3 T·m +6%
Xmax6 mm −14%, worse
Sensitivity97.7 dB −1.5
P.AudioP150/2227
No current priceFs45 Hz −18%, better
Qts0.34 +3%
Vas117.9 L +10%, worse
BL22.5 T·m +7%
Xmax5.5 mm −21%, worse
Sensitivity96.9 dB −2.3, worse
Dayton AudioPN395-8
No current priceFs44 Hz −20%, better
Qts0.35 +6%
Vas96.8 L −10%
BL25.3 T·m +20%, better
Xmax6.5 mm −7%
Sensitivity95.7 dB −3.5, worse
P.Audio15NX-76MB
No current priceFs40 Hz −27%, better
Qts0.34 +3%
Vas115.6 L +8%
BL21.4 T·m –
Xmax4.8 mm −32%, worse
Sensitivity95.3 dB −3.9, worse
PeerlessNCP-1540R01-08
No current priceFs54 Hz –
Qts0.32 −3%
Vas86.5 L −19%, better
BL23.9 T·m +14%, better
Xmax8.2 mm +17%, better
Sensitivity98.2 dB −1
FaneCOLOSSUS 15XB
No current priceFs38 Hz −31%, better
Qts0.32 −3%
Vas168 L +57%, worse
BL22.1 T·m +5%
Xmax7.5 mm +7%
Sensitivity96.4 dB −2.8, worse
Oberton15NMB500
No current priceFs45 Hz −19%, better
Qts0.29 −12%, better
Vas128.0 L +20%, worse
BL21.3 T·m –
Xmax7.8 mm +11%, better
Sensitivity97.9 dB −1.3
Oberton15NXB1201
No current priceFs38 Hz −30%, better
Qts0.32 –
Vas111.9 L +5%
BL23.6 T·m +12%, better
Xmax12 mm +71%, better
Sensitivity94.8 dB −4.4, worse
Oberton15NMB35
No current priceFs39 Hz −29%, better
Qts0.34 –
Vas177.5 L +66%, worse
BL18.5 T·m −12%, worse
Xmax6.8 mm −4%
Sensitivity96.8 dB −2.4, worse
CelestionFTR15-4080HDX
No current priceFs40 Hz −27%, better
Qts0.32 −3%
Vas111.2 L +4%
BL23.1 T·m +10%
Xmax10.1 mm +44%, better
Sensitivity95 dB −4.2, 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 | £497.18, the lowest price | 1 in stock | Visit shop at Lean Audio |
Best price over time
Tracked since 1 Apr