GRS15PT-8
£53.10 · 82% less, betterFs28 Hz −30%, better
Qts0.41 −7%
Vas242.1 L +29%, worse
BL20.2 T·m +29%, better
Xmax7.8 mm +4%
Sensitivity92.9 dB −3.2, worse
15-inch LF driver · 15FCX series · 76 mm voice coil · 400 W
B&C 15FCX76 8Ω
8 Ω
£301.96
SteadyJP Leisure · In stock · All 4 offers
- Fs
- 40Hz
- Xmax
- 7.5mm
- SPL
- 96dB
- Pe
- 400W
- BL
- 15.6T·m
- Vd
- 641cm³
- Qts
- 0.44
- Vas
- 187L
Published graphs
B&C 15FCX76 is a 15-inch 8 ohm LF driver rated at 400 W RMS. The validated T/S data includes Fs 40 Hz, Qts 0.44, Vas 187 L, Xmax 7.5 mm, sensitivity 96.1 dB, plus 641 cm³ Vd and 85 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 £301.96.
The published T/S values agree with each other
Thiele/Small
- Fs
- 40Hz
- Qts
- 0.44
- Qes
- 0.47
- Qms
- 8.3
- Vas
- 187L
- Re
- 5.2Ω
- Le
- 1.20mH
Motor and cone
- BL
- 15.6T·m
- Sd
- 855cm²
- Mms
- 87g
- Xmax
- 7.5mm
- Vd †
- 641cm³
- Voice coil
- 76mm
- Flux density
- 1T
Power and response
- Sensitivity †
- 96.1dB
- Manufacturer sensitivity
- 98dB
- Power
- 400W
- Nominal power
- 400W
- Impedance
- 8Ω
- Min. impedance
- 6Ω
- EBP †
- 85 · Sealed or vented
Sensitivity shows 96.1 dB, calculated from the T/S values. B&C publishes 98.0 dB, 1.9 dB apart.
Excursion and motor values come from the LF section; the frequency range spans every section.
† Calculated by bits from the published values
What this validation status means
Components and manufacturer details
LF · Specifications LF unit
- BL
- 15.6T·m
- Fs
- 40Hz
- Le
- 1.20mH
- Re
- 5.2Ω
- Sd
- 855cm²
- Mms
- 87g
- Qes
- 0.47
- Qms
- 8.3
- Qts
- 0.44
- SPL
- 96.1dB
- Vas
- 187L
- Xmax
- 7.5mm
- Power
- 400W
- Impedance
- 8Ω
- Flux density
- 1T
- Sensitivity
- 98dB
- Nominal power
- 400W
- Calculated sensitivity †
- 96.1dB
- Manufacturer sensitivity
- 98dB
- Min. impedance
- 6Ω
- Voice coil
- 76mm
- Bl
- 15.6 Tm
- Fs
- 40 Hz
- Le
- 1.2 mH
- Re
- 5.2 Ω
- Sd
- 855 cm² (132.5 in²)
- Ebp
- 85 Hz
- Mms
- 87 g
- Qes
- 0.47
- Qms
- 8.3
- Qts
- 0.44
- Vas
- 187 dm³ (6.6 ft³)
- Η0
- 2.5 %
- Xvar
- 7.5 mm
- Sensitivity
- 98 dB
- Flux density
- 1 T
- Winding depth
- 16.5 mm (0.65 in)
- Former material
- Glass Fibre
- Nominal diameter
- 380 mm (15 in)
- Winding material
- Copper
- Minimum impedance
- 6 Ω
- Nominal impedance
- 8 Ω
- Magnetic gap depth
- 8 mm (0.31 in)
- Voice coil diameter
- 76 mm (3 in)
- Woofer cone treatment
- WP Waterproof Front Side
- Nominal power handling
- 400 W
- Continuous power handling
- 800 W
HF · Specifications HF unit
- Le
- 0.14mH
- SPL
- 105dB
- Power
- 80W
- Impedance
- 8Ω
- Flux density
- 1.60T
- Sensitivity
- 105dB
- Nominal power
- 80W
- Manufacturer sensitivity
- 105dB
- Min. impedance
- 7.5Ω
- Voice coil
- 75mm
- Crossover
- 1200Hz
- Inductance
- 0.14 mH
- Sensitivity
- 105 dB
- Flux density
- 1.6 T
- Nominal diameter
- 380 mm (15 in)
- Winding material
- Aluminium
- Minimum impedance
- 7.5 Ω
- Nominal impedance
- 8 Ω
- Diaphragm material
- Titanium
- Voice coil diameter
- 75 mm (3 in)
- Recommended crossover
- 1.2 kHz
- Nominal power handling
- 80 W
- Continuous power handling
- 160 W
02
Compare
Same-size drivers, compared with the 15FCX76. Clear differences are green when better and red when worse.
This driver15FCX76
Best price
£301.96
Fs
40 Hz
Qts
0.44
Vas
187 L
BL
15.6 T·m
Xmax
7.5 mm
Sensitivity
96.1 dB
Power
400 W
REDCATT154FIND
£82.89 · 73% less, betterFs38 Hz −5%
Qts0.40 −9%
Vas187.2 L –
BL18.1 T·m +16%, better
Xmax4.5 mm −40%, worse
Sensitivity95.8 dB –
SB AudienceBIANCO-15MW350
£94.10 · 69% less, betterFs39 Hz –
Qts0.48 +9%
Vas157.5 L −16%, better
BL16.9 T·m +8%
Xmax7.4 mm –
Sensitivity94.8 dB −1.3
SB AudienceBIANCO-15MW500
£110.00 · 64% less, betterFs39 Hz –
Qts0.40 −9%
Vas171 L −9%
BL18.8 T·m +21%, better
Xmax7.6 mm –
Sensitivity96 dB –
RCFL15P530
£144.13 · 52% less, betterFs45 Hz +13%, worse
Qts0.48 +9%
Vas160 L −14%, better
BL15.3 T·m –
Xmax7 mm −7%
Sensitivity96.6 dB +0.5
FaitalPRO15PR300
£150.63 · 50% less, betterFs35 Hz −13%, better
Qts0.48 +9%
Vas220.1 L +18%, worse
BL15.6 T·m –
Xmax5.2 mm −30%, worse
Sensitivity94.8 dB −1.3
Beyma15MCS500
£151.47 · 50% less, betterFs46 Hz +15%, worse
Qts0.48 +9%
Vas134 L −28%, better
BL17.6 T·m +13%, better
Xmax8 mm +7%
Sensitivity96.2 dB –
BishopSoundBWP15/4/V2
£159.00 · 47% less, betterFs44 Hz +10%, worse
Qts0.47 +8%
Vas89.2 L −52%, better
BL14.8 T·m −5%
Xmax7 mm −7%
Sensitivity94 dB −2.1, worse
CelestionFTR15-3070C
£166.00 · 45% less, betterFs41 Hz +3%
Qts0.38 −13%, better
Vas187.6 L –
BL17.3 T·m +11%, better
Xmax5.5 mm −27%, worse
Sensitivity96.9 dB +0.8
Beyma15MC500
£173.31 · 43% less, betterFs46 Hz +15%, worse
Qts0.45 –
Vas134 L −28%, better
BL18.3 T·m +17%, better
Xmax8 mm +7%
Sensitivity96.5 dB –
B&C15FW88
£181.46 · 40% less, betterFs49 Hz +23%, worse
Qts0.43 –
Vas103.7 L −45%, better
BL19.3 T·m +24%, better
Xmax8 mm +7%
Sensitivity96.4 dB –
Sica15 PFS 3
£183.37 · 39% less, betterFs39 Hz –
Qts0.45 –
Vas135.5 L −28%, better
BL17.5 T·m +12%, better
Xmax7 mm −7%
Sensitivity93.9 dB −2.2, worse
B&C15PS100
£185.00 · 39% less, betterFs39 Hz –
Qts0.43 –
Vas103 L −45%, better
BL21.2 T·m +36%, better
Xmax8 mm +7%
Sensitivity93.2 dB −2.9, worse
Eighteen Sound15W750
£185.88 · 38% less, betterFs39 Hz –
Qts0.37 −16%, better
Vas218 L +17%, worse
BL17.6 T·m +13%, better
Xmax8 mm +7%
Sensitivity97.2 dB +1.1
EminenceKAPPALITE 3015LF
£199.00 · 34% less, betterFs44 Hz +10%, worse
Qts0.46 +5%
Vas150.9 L −19%, better
BL17 T·m +9%
Xmax9.6 mm +28%, better
Sensitivity96.3 dB –
SB AudienceNERO-15MWN700D
£205.00 · 32% less, betterFs41 Hz +3%
Qts0.46 +5%
Vas145.9 L −22%, better
BL17.7 T·m +13%, better
Xmax7.3 mm –
Sensitivity95.4 dB −0.7
FaitalPRO15FH520
£211.00 · 30% less, betterFs36 Hz −10%, better
Qts0.39 −11%, better
Vas186.5 L –
BL18.4 T·m +18%, better
Xmax8.8 mm +17%, better
Sensitivity95.3 dB −0.8
Beyma15LX60V2
£223.94 · 26% less, betterFs42 Hz +5%
Qts0.44 –
Vas105.5 L −44%, better
BL21.1 T·m +35%, better
Xmax8 mm +7%
Sensitivity94.4 dB −1.7
BMS15N630
£225.93 · 25% less, betterFs39 Hz –
Qts0.42 −5%
Vas152 L −19%, better
BL19.8 T·m +27%, better
Xmax8 mm +7%
Sensitivity95 dB −1.1
B&C15FHX76
£249.00 · 18% less, betterFs40 Hz –
Qts0.43 –
Vas186 L –
BL15.5 T·m –
Xmax7 mm −7%
Sensitivity96.1 dB –
Dayton AudioRSS390HF-4
£318.09 · 5% more, worseFs20 Hz −51%, better
Qts0.43 –
Vas212 L +13%, worse
BL15 T·m −4%
Xmax14 mm +87%, better
Sensitivity87 dB −9.1, worse
EminenceCANNABASS CB3015N-8
No current priceFs41 Hz –
Qts0.39 −11%, better
Vas162.9 L −13%, better
BL17.8 T·m +14%, better
Xmax7.2 mm −4%
Sensitivity96.1 dB –
JensenBS15N350A-8
No current priceFs45 Hz +13%, worse
Qts0.46 +5%
Vas163.1 L −13%, better
BL15.2 T·m –
Xmax5.5 mm −27%, worse
Sensitivity96.8 dB +0.7
EminenceFS15.30A8
No current priceFs45 Hz +13%, worse
Qts0.47 +7%
Vas133 L −29%, better
BL18.2 T·m +17%, better
Xmax7 mm −7%
Sensitivity96 dB –
Beyma15CXA400FE
No current priceFs40 Hz –
Qts0.42 −5%
Vas191 L –
BL18.2 T·m +17%, better
Xmax6 mm −20%, worse
Sensitivity96.6 dB +0.5
P.Audio15BMA-400B
No current priceFs44 Hz +10%, worse
Qts0.46 +5%
Vas159.8 L −15%, better
BL16 T·m –
Xmax3.8 mm −50%, worse
Sensitivity96.5 dB –
CelestionFTR15-3070E
No current priceFs46 Hz +15%, worse
Qts0.38 −14%, better
Vas145.8 L −22%, better
BL17.9 T·m +15%, better
Xmax7.8 mm +3%
Sensitivity97.2 dB +1.1
No current price
Fs37 Hz −8%
Qts0.39 −12%, better
Vas236 L +26%, worse
BL15.9 T·m –
Xmax6.5 mm −13%, worse
Sensitivity96.6 dB +0.5
Precision DevicesPD.154NR1
No current priceFs46 Hz +15%, worse
Qts0.40 −9%
Vas158 L −16%, better
BL18.5 T·m +19%, better
Xmax8.5 mm +13%, better
Sensitivity97.6 dB +1.5
Sica15 S 3 PL
No current priceFs33 Hz −18%, better
Qts0.38 −14%, better
Vas230 L +23%, worse
BL17.1 T·m +10%
Xmax8 mm +7%
Sensitivity95.3 dB −0.8
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 |
|---|---|---|---|---|
JP Leisure | £301.96, the lowest price | In stock | Visit shop at JP Leisure | |
JP Leisure Not currently listed · Last seen 7 Aug 2026 | £301.96 | In stock | Visit shop at JP Leisure | |
Blue Aran 4-6 weeks | £316.99 | 5.0% above the lowest price | Usually available in 4-6 weeks | Visit shop at Blue Aran |
Best price over time
Tracked since 1 Apr
Recent changes
- 17 JulBlue Aran£335.83 → £316.99Down 5.6% from £335.83
- 23 JunJP Leisure£294.52 → £301.96Up 2.5% from £294.52
- 23 JunBlue Aran£336.18 → £335.83Down 0.1% from £336.18