- Net volume
- 160L
- Tuning
- 29Hz
B&C gives the volume and tuning; the port is sized for the driver when you open it.
15-inch LF driver · 15BG series · 100 mm voice coil · 1,000 W
B&C 15BG100 8Ω
8 Ω · 35–1000 Hz
£301.20
1.1%JP Leisure · In stock · All 6 offers
- Fs
- 36Hz
- Xmax
- 10.5mm
- SPL
- 91dB
- Pe
- 1000W
- BL
- 23T·m
- Vd
- 898cm³
- Qts
- 0.44
- Vas
- 83L
Published graphs
B&C 15BG100 is a 15-inch 8 ohm LF driver rated at 1000 W RMS. The validated T/S data includes Fs 36 Hz, Qts 0.44, Vas 83 L, Xmax 10.5 mm, sensitivity 91 dB, plus 898 cm³ Vd and 73 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 £261.16.
The published T/S values agree with each other
Thiele/Small
- Fs
- 36Hz
- Qts
- 0.44
- Qes
- 0.49
- Qms
- 5
- Vas
- 83L
- Re
- 5.1Ω
- Le
- 1.60mH
Motor and cone
- BL
- 23T·m
- Sd
- 855cm²
- Mms
- 240g
- Xmax
- 10.5mm
- Vd †
- 898cm³
- Voice coil
- 100mm
- Flux density
- 1.25T
Power and response
- Sensitivity †
- 91dB
- Manufacturer sensitivity
- 94.5dB
- Power
- 1000W
- Nominal power
- 1000W
- Impedance
- 8Ω
- Min. impedance
- 6Ω
- Range
- 35–1000Hz
- EBP †
- 73 · Sealed or vented
Size and mounting
- Diameter
- 393mm
- Cutout
- 354mm
- Bolt circle
- 374mm
- Depth
- 189mm
- Weight
- 8.8kg
Sensitivity shows 91.0 dB, calculated from the T/S values. B&C publishes 94.5 dB, 3.5 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else B&C lists
LF
- BL
- 23T·m
- Fs
- 36Hz
- Le
- 1.60mH
- Re
- 5.1Ω
- Sd
- 855cm²
- Mms
- 240g
- Qes
- 0.49
- Qms
- 5
- Qts
- 0.44
- SPL
- 91dB
- Vas
- 83L
- Xmax
- 10.5mm
- Power
- 1000W
- Impedance
- 8Ω
- Flux density
- 1.25T
- Sensitivity
- 94.5dB
- Low limit
- 35Hz
- Nominal power
- 1000W
- Calculated sensitivity †
- 91dB
- High limit
- 1000Hz
- Manufacturer sensitivity
- 94.5dB
- Min. impedance
- 6Ω
- Voice coil
- 100mm
- Weight
- 8.8kg
- Diameter
- 393mm
- Depth
- 189mm
- Cutout
- 354mm
- Bolt circle
- 374mm
- Bl
- 23 Tm
- Fs
- 36 Hz
- Le
- 1.6 mH
- Re
- 5.1 Ω
- Sd
- 855 cm² (132.5 in²)
- Ebp
- 73 Hz
- Mms
- 240 g
- Qes
- 0.49
- Qms
- 5
- Qts
- 0.44
- Vas
- 83 dm³ (2.93 ft³)
- Η0
- 0.8 %
- Cone
- RCK15BG1008
- Xmax
- 10.5 mm
- Xvar
- 14 mm
- Depth
- 189 mm (7.44 in)
- Spider
- Double Silicone
- Cone shape
- Radial
- Net weight
- 8.8 kg (19.4 lb)
- Pole design
- T-Pole
- Sensitivity
- 94.5 dB
- Flux density
- 1.25 T
- Shipping box
- 425x425x224 mm (16.73x16.73x8.82 in)
- Winding depth
- 27 mm (1.05 in)
- Shipping units
- 1 pcs
- Surround shape
- Roll
- Former material
- Glass Fibre
- Frequency range
- 35 Hz - 1000 Hz
- Magnet material
- Neodymium Inside Slug
- Shipping weight
- 10.1 kg (22.27 lb)
- Nominal diameter
- 380 mm (15 in)
- Overall diameter
- 393 mm (15.5 in)
- Winding material
- Copper
- Minimum impedance
- 6 Ω
- Nominal impedance
- 8 Ω
- Magnetic gap depth
- 11 mm (0.43 in)
- Recommended tuning
- 29 Hz
- Voice coil diameter
- 100 mm (4 in)
- Bolt circle diameter
- 374 mm (14.7 in)
- Recommended enclosure
- 160 dm³ (5.65 ft³)
- Woofer cone treatment
- TWP Waterproof Both Sides
- Baffle cutout diameter
- 354 mm (13.9 in)
- Nominal power handling
- 1000 W
- Continuous power handling
- 2000 W
- Flange and gasket thickness
- 24 mm (0.94 in)
- Air volume occupied by driver
- 6 dm³ (0.21 ft³)
B&C’s suggested box
From B&C’s 15BG100 page
Open this box in 00 Simulator
Modelling the box in 00 Simulator…
03
Compare
Same-size drivers, compared with the 15BG100. Clear differences are green when better and red when worse.
This driver15BG100
Best price
£261.16
Fs
36 Hz
Qts
0.44
Vas
83 L
BL
23 T·m
Xmax
10.5 mm
Sensitivity
91 dB
Power
1000 W
SB AudienceBIANCO-15SW400
£126.45 · 52% less, betterFs41 Hz +14%, worse
Qts0.48 +9%
Vas111.5 L +34%, worse
BL19.8 T·m −14%, worse
Xmax9.2 mm −12%, worse
Sensitivity94 dB +3, better
PRV Audio15W1600
£135.52 · 48% less, betterFs54 Hz +49%, worse
Qts0.42 −5%
Vas91.2 L +10%
BL24.1 T·m +5%
Xmax7 mm −33%, worse
Sensitivity97.1 dB +6.1, better
FaitalPRO15HP1010
£161.93 · 38% less, betterFs40 Hz +11%, worse
Qts0.37 −16%, better
Vas107.5 L +30%, worse
BL22 T·m −4%
Xmax9.8 mm −7%
Sensitivity94.6 dB +3.6, better
RCFL15P540
£173.78 · 33% less, betterFs50 Hz +39%, worse
Qts0.39 −11%, better
Vas100 L +20%, worse
BL21.4 T·m −7%
Xmax7 mm −33%, worse
Sensitivity96.9 dB +5.9, better
SB AudienceROSSO-15SW800
£176.66 · 32% less, betterFs45 Hz +25%, worse
Qts0.46 +5%
Vas87.6 L +6%
BL21.1 T·m −8%
Xmax11.3 mm +7%
Sensitivity94.2 dB +3.2, better
B&C15FW88
£181.46 · 31% less, betterFs49 Hz +36%, worse
Qts0.43 –
Vas103.7 L +25%, worse
BL19.3 T·m −16%, worse
Xmax8 mm −24%, worse
Sensitivity96.4 dB +5.4, better
B&C15PS100
£185.04 · 29% less, betterFs39 Hz +8%
Qts0.43 –
Vas103 L +24%, worse
BL21.2 T·m −8%
Xmax8 mm −24%, worse
Sensitivity93.2 dB +2.2, better
EminenceKAPPALITE 3015LF
£199.00 · 24% less, betterFs44 Hz +22%, worse
Qts0.46 +5%
Vas150.9 L +82%, worse
BL17 T·m −26%, worse
Xmax9.6 mm −9%
Sensitivity96.3 dB +5.3, better
Beyma15LX60V2
£223.94 · 14% less, betterFs42 Hz +17%, worse
Qts0.44 –
Vas105.5 L +27%, worse
BL21.1 T·m −8%
Xmax8 mm −24%, worse
Sensitivity94.4 dB +3.4, better
CIARE15.00SW
£226.15 · 13% less, betterFs29 Hz −19%, better
Qts0.41 −7%
Vas111 L +34%, worse
BL25 T·m +9%
Xmax14 mm +33%, better
Sensitivity89.9 dB −1.1
Beyma15LEX1000FE
£229.14 · 12% less, betterFs41 Hz +14%, worse
Qts0.34 −23%, better
Vas116 L +40%, worse
BL23.2 T·m –
Xmax11 mm +5%
Sensitivity95.4 dB +4.4, better
PRV Audio15W1800
£233.38 · 11% less, betterFs45 Hz +26%, worse
Qts0.42 −5%
Vas100.4 L +21%, worse
BL23.2 T·m –
Xmax9.5 mm −10%
Sensitivity95.4 dB +4.4, better
B&C15BG76
£266.54 · 2% moreFs44 Hz +22%, worse
Qts0.56 +27%, worse
Vas68.4 L −18%, better
BL21.7 T·m −6%
Xmax9.6 mm −9%
Sensitivity91.8 dB +0.8
Beyma15LEX1000ND
£296.27 · 13% more, worseFs41 Hz +14%, worse
Qts0.37 −16%, better
Vas113 L +36%, worse
BL21.9 T·m −5%
Xmax10 mm −5%
Sensitivity94.8 dB +3.8, better
REDCATT15NPM
£314.02 · 20% more, worseFs48 Hz +33%, worse
Qts0.46 +5%
Vas89.9 L +8%
BL19.3 T·m −16%, worse
Xmax5.3 mm −50%, worse
Sensitivity95.3 dB +4.3, better
FaitalPRO15XL1200
£355.66 · 36% more, worseFs40 Hz +11%, worse
Qts0.40 −9%
Vas86.9 L +5%
BL23.6 T·m –
Xmax12.4 mm +19%, better
Sensitivity93.4 dB +2.4, better
Eighteen Sound15TLW3000
£357.73 · 37% more, worseFs42 Hz +17%, worse
Qts0.44 –
Vas140 L +69%, worse
BL23.4 T·m –
Xmax9 mm −14%, worse
Sensitivity95.6 dB +4.6, better
Dayton AudioSS15-22
£373.44 · 43% more, worseFs27 Hz −25%, better
Qts0.38 −14%, better
Vas98 L +18%, worse
BL24.9 T·m +8%
Xmax22 mm +110%, better
Sensitivity88.4 dB −2.6, worse
PRV Audio15SW2000-4
No current priceFs47 Hz +30%, worse
Qts0.44 –
Vas84.4 L –
BL18.2 T·m −21%, worse
Xmax12.5 mm +19%, better
Sensitivity94.9 dB +3.9, better
P.Audio15NT-100XB
No current priceFs44 Hz +22%, worse
Qts0.47 +7%
Vas88.6 L +7%
BL22.2 T·m −3%
Xmax7 mm −33%, worse
Sensitivity93.8 dB +2.8, better
P.Audio15NT-100SW
No current priceFs38 Hz +6%
Qts0.43 –
Vas115.7 L +39%, worse
BL21.2 T·m −8%
Xmax9 mm −14%, worse
Sensitivity93.4 dB +2.4, better
P.Audio15FT-100SW
No current priceFs42 Hz +17%, worse
Qts0.40 −9%
Vas90 L +8%
BL23.5 T·m –
Xmax7.5 mm −29%, worse
Sensitivity94 dB +3, better
P.AudioGST-151200-V3
No current priceFs44 Hz +22%, worse
Qts0.51 +16%, worse
Vas76.8 L −7%
BL23.1 T·m –
Xmax4.1 mm −61%, worse
Sensitivity92.9 dB +1.9
CelestionTSQ1535
No current priceFs50 Hz +39%, worse
Qts0.40 −10%
Vas94.0 L +13%, worse
BL20.6 T·m −10%, worse
Xmax8 mm −24%, worse
Sensitivity96.4 dB +5.4, better
PeerlessSDF-375F75PR01-04
No current priceFs26 Hz −28%, better
Qts0.42 −5%
Vas91.2 L +10%
BL19.2 T·m −17%, worse
Xmax23.9 mm +128%, better
Sensitivity87.7 dB −3.3, worse
P.Audio15NT-100MB
No current priceFs50 Hz +39%, worse
Qts0.49 +11%, worse
Vas96.2 L +16%, worse
BL21.2 T·m −8%
Xmax6.5 mm −38%, worse
Sensitivity95.7 dB +4.7, better
P.AudioP150/2226-V3
No current priceFs54 Hz +50%, worse
Qts0.50 +14%, worse
Vas72.5 L −13%, better
BL20.9 T·m −9%
Xmax5.5 mm −48%, worse
Sensitivity95.4 dB +4.4, better
P.AudioC15-600EL-V3
No current priceFs45 Hz +25%, worse
Qts0.40 −9%
Vas94.6 L +14%, worse
BL20.4 T·m −11%, worse
Xmax5.3 mm −50%, worse
Sensitivity95 dB +4, better
CelestionFTR15-4080HDX
No current priceFs40 Hz +11%, worse
Qts0.32 −27%, better
Vas111.2 L +34%, worse
BL23.1 T·m –
Xmax10.1 mm −4%
Sensitivity95 dB +4, better
P.Audio15BM-450B
No current priceFs50 Hz +39%, worse
Qts0.44 –
Vas120.5 L +45%, worse
BL19.2 T·m −17%, worse
Xmax4.7 mm −55%, worse
Sensitivity97.3 dB +6.3, better
Tune the match
Choose the published values that matter to your design. Size stays matched to this driver.
Qts
Qes
VasL
Xmaxmm
BLTm
- Parts Express5.0 out of 53 ratings · Checked 7 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 |
|---|---|---|---|---|
JP Leisure | £301.20, the lowest price | In stock | Visit shop at JP Leisure | |
Blue Aran 3-5 months | £298.00 | Usually available in 3-5 months | Visit shop at Blue Aran | |
JP Leisure Not currently listed · Last seen 7 Aug 2026 | £301.20 | In stock | Visit shop at JP Leisure | |
Audio Video Parts Import VAT and duty may apply | £261.16 | In stock | Visit shop at Audio Video Parts | |
Parts Express Import VAT and duty may apply | £384.60 | 28% above the lowest price | 4 in stock | Visit shop at Parts Express |
Best price over time
Tracked since 1 Apr
Recent changes
- 23 JunJP Leisure£292.06 → £301.20Up 3.1% from £292.06