CelestionTF1525
£79.00 · 33% less, betterFs48 Hz +40%, worse
Qts0.49 −14%, better
Vas148.4 L −30%, better
BL14.6 T·m −12%, worse
Xmax4.5 mm −59%, worse
Sensitivity96.6 dB +3.1, better
15-inch LF driver · BIANCO series · 180 mm voice coil
SB Audience BIANCO-15OB350 8Ω
8 Ω
£118.23
SteadySoundImports · 19 in stock · Ships from Netherlands · All 2 offers
- Fs
- 34Hz
- Xmax
- 11.0mm
- SPL
- 94dB
- Pe
- –
- BL
- 16.5T·m
- Vd
- 943cm³
- Qts
- 0.57
- Vas
- 213L
SB Audience BIANCO-15OB350 is a 15-inch 8 ohm LF driver. The validated T/S data includes Fs 34 Hz, Qts 0.57, Vas 212.7 L, Xmax 11.0 mm, sensitivity 93.5 dB, plus 943 cm³ Vd and 57 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 £118.23.
The published T/S values agree with each other
Thiele/Small
- Fs
- 34Hz
- Qts
- 0.57
- Qes
- 0.60
- Qms
- 12.2
- Vas
- 212.7L
- Re
- 7.2Ω
- Le
- 1.72mH
Motor and cone
- BL
- 16.5T·m
- Sd
- 855cm²
- Mms
- 106g
- Xmax
- 11.0mm
- Vd †
- 943cm³
- Voice coil
- 180mm
Power and response
- Sensitivity †
- 93.5dB
- Manufacturer sensitivity
- 8dB
- Impedance
- 8Ω
- EBP †
- 57 · Sealed or vented
Size and mounting
- Diameter
- 391mm
- Cutout
- 363mm
- Bolt circle
- 376.7mm
- Weight
- 6kg
Other published values
- Cms
- 0.21mm/N
- Rms
- 1.87kg/s
- Power Program
- 391
Other dimensions
- Mounting Depth
- 156.6
Sensitivity shows 93.5 dB, calculated from the T/S values. SB Audience publishes 8.0 dB, 85.5 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else SB Audience lists
LF · Primary · 15″
- BL
- 16.5T·m
- Fs
- 34Hz
- Le
- 1.72mH
- Re
- 7.2Ω
- Sd
- 855cm²
- Cms
- 0.21mm/N
- Mms
- 106g
- Qes
- 0.60
- Qms
- 12.2
- Qts
- 0.57
- Rms
- 1.87kg/s
- SPL
- 93.5dB
- Vas
- 212.7L
- Xmax
- 11.0mm
- Impedance
- 8Ω
- Sensitivity
- 8dB
- Power Program
- 391
- Calculated sensitivity †
- 93.5dB
- Manufacturer sensitivity
- 8dB
- Voice coil
- 180mm
- Weight
- 6kg
- Diameter
- 391mm
- Mounting Depth
- 156.6
- Cutout
- 363mm
- Bolt circle
- 376.7mm
02
Compare
Same-size drivers, compared with the BIANCO-15OB350. Clear differences are green when better and red when worse.
This driverBIANCO-15OB350
Best price
£118.23
Fs
34 Hz
Qts
0.57
Vas
212.7 L
BL
16.5 T·m
Xmax
11.0 mm
Sensitivity
93.5 dB
Power
–
SB AudienceBIANCO-15MW200
£80.21 · 32% less, betterFs44 Hz +29%, worse
Qts0.58 –
Vas153.3 L −28%, better
BL15.9 T·m −4%
Xmax5.9 mm −46%, worse
Sensitivity95.3 dB +1.8
SB AudienceBIANCO-15W200
£93.10 · 21% less, betterFs47 Hz +38%, worse
Qts0.54 −5%
Vas123.5 L −42%, better
BL17 T·m +3%
Xmax8.5 mm −23%, worse
Sensitivity95.5 dB +2, better
£94.00 · 20% less, better
Fs41 Hz +21%, worse
Qts0.57 –
Vas210 L –
BL13.5 T·m −18%, worse
Xmax4.6 mm −58%, worse
Sensitivity95.7 dB +2.2, better
SB AudienceBIANCO-15MW350
£94.10 · 20% less, betterFs39 Hz +15%, worse
Qts0.48 −16%, better
Vas157.5 L −26%, better
BL16.9 T·m –
Xmax7.4 mm −33%, worse
Sensitivity94.8 dB +1.3
CelestionTF1525E
£99.00 · 16% less, betterFs48 Hz +40%, worse
Qts0.47 −17%, better
Vas141.8 L −33%, better
BL17.8 T·m +8%
Xmax5.3 mm −52%, worse
Sensitivity96.6 dB +3.1, better
PRV Audio15W1000
£105.56 · 11% less, betterFs40 Hz +16%, worse
Qts0.68 +19%, worse
Vas206.1 L −3%
BL14.5 T·m −12%, worse
Xmax6.4 mm −42%, worse
Sensitivity94.7 dB +1.2
MonacorTF1525/8
£105.60 · 11% less, betterFs48 Hz +40%, worse
Qts0.49 −14%, better
Vas148.4 L −30%, better
BL14.6 T·m −12%, worse
Xmax4.5 mm −59%, worse
Sensitivity96.6 dB +3.1, better
REDCATT15FHW
£108.98 · 8% less, betterFs24 Hz −29%, better
Qts0.60 +5%
Vas221.2 L +4%
BL15.8 T·m −4%
Xmax4.8 mm −56%, worse
Sensitivity88.9 dB −4.6, worse
EminenceDELTA-15A
£110.00 · 7% less, betterFs40 Hz +18%, worse
Qts0.53 −7%
Vas270.7 L +27%, worse
BL13.2 T·m −20%, worse
Xmax2.7 mm −75%, worse
Sensitivity96.9 dB +3.4, better
EminenceDELTA 15B
£111.82 · 5% less, betterFs45 Hz +32%, worse
Qts0.61 +7%
Vas204 L −4%
BL17.6 T·m +7%
Xmax1.6 mm −85%, worse
Sensitivity96.5 dB +3, better
MonacorTF1525E/4
£114.04 · 4% lessFs48 Hz +40%, worse
Qts0.47 −17%, better
Vas141.8 L −33%, better
BL17.8 T·m +8%
Xmax5.3 mm −52%, worse
Sensitivity96.6 dB +3.1, better
MonacorTF1525E/8
£114.04 · 4% lessFs48 Hz +40%, worse
Qts0.47 −17%, better
Vas141.8 L −33%, better
BL17.8 T·m +8%
Xmax5.3 mm −52%, worse
Sensitivity96.6 dB +3.1, better
EminenceDELTA 15LFA
£114.84 · 3% lessFs39 Hz +15%, worse
Qts0.48 −16%, better
Vas241 L +13%, worse
BL14.6 T·m −11%, worse
Xmax4.8 mm −56%, worse
Sensitivity96.4 dB +2.9, better
BishopSoundBDP15
£145.00 · 23% more, worseFs48 Hz +41%, worse
Qts0.65 +15%, worse
Vas95.3 L −55%, better
BL19.6 T·m +19%, better
Xmax12.2 mm +11%, better
Sensitivity93.9 dB –
RCFL15P530
£145.42 · 23% more, worseFs45 Hz +32%, worse
Qts0.48 −16%, better
Vas160 L −25%, better
BL15.3 T·m −7%
Xmax7 mm −36%, worse
Sensitivity96.6 dB +3.1, better
Eighteen Sound15W500
£145.52 · 23% more, worseFs50 Hz +47%, worse
Qts0.52 −9%
Vas189 L −11%, better
BL12.6 T·m −24%, worse
Xmax4 mm −64%, worse
Sensitivity98.4 dB +4.9, better
Beyma15MCS500
£149.39 · 26% more, worseFs46 Hz +35%, worse
Qts0.48 −16%, better
Vas134 L −37%, better
BL17.6 T·m +7%
Xmax8 mm −27%, worse
Sensitivity96.2 dB +2.7, better
FaitalPRO15PR300
£151.98 · 29% more, worseFs35 Hz –
Qts0.48 −16%, better
Vas220.1 L +3%
BL15.6 T·m −5%
Xmax5.2 mm −53%, worse
Sensitivity94.8 dB +1.3
GRS15SSW-4HE
£177.37 · 50% more, worseFs21 Hz −39%, better
Qts0.49 −14%, better
Vas196.5 L −8%
BL16.6 T·m –
Xmax12.3 mm +12%, better
Sensitivity87 dB −6.5, worse
PRV Audio15SW2000
£181.27 · 53% more, worseFs53 Hz +56%, worse
Qts0.55 −4%
Vas61.5 L −71%, better
BL23.2 T·m +41%, better
Xmax12.5 mm +13%, better
Sensitivity94.1 dB +0.6
EminenceKAPPALITE 3015LF
£199.00 · 68% more, worseFs44 Hz +29%, worse
Qts0.46 −19%, better
Vas150.9 L −29%, better
BL17 T·m +3%
Xmax9.6 mm −13%, worse
Sensitivity96.3 dB +2.8, better
B&C15BG76
£265.28 · 124% more, worseFs44 Hz +29%, worse
Qts0.56 –
Vas68.4 L −68%, better
BL21.7 T·m +32%, better
Xmax9.6 mm −13%, worse
Sensitivity91.8 dB −1.7
Dayton AudioRSS390HF-4
£320.94 · 171% more, worseFs20 Hz −43%, better
Qts0.43 −25%, better
Vas212 L –
BL15 T·m −9%
Xmax14 mm +27%, better
Sensitivity87 dB −6.5, worse
P.AudioC15-400B-V2
No current priceFs42 Hz +24%, worse
Qts0.55 −4%
Vas142.0 L −33%, better
BL15.6 T·m −6%
Xmax3.3 mm −71%, worse
Sensitivity94.4 dB +0.9
LavoceFBASS15-20
No current priceFs40 Hz +18%, worse
Qts0.53 −7%
Vas234.4 L +10%, worse
BL12.8 T·m −22%, worse
Xmax4.3 mm −61%, worse
Sensitivity96.2 dB +2.7, better
JensenBP15250-8
No current priceFs47 Hz +38%, worse
Qts0.51 −11%, better
Vas133.1 L −37%, better
BL15.3 T·m −7%
Xmax3.4 mm −69%, worse
Sensitivity95.8 dB +2.3, better
P.Audio15BMA-400B
No current priceFs44 Hz +29%, worse
Qts0.46 −19%, better
Vas159.8 L −25%, better
BL16 T·m –
Xmax3.8 mm −66%, worse
Sensitivity96.5 dB +3, better
P.Audio15BMA-500B
No current priceFs51 Hz +50%, worse
Qts0.49 −14%, better
Vas121.2 L −43%, better
BL17.2 T·m +4%
Xmax5 mm −55%, worse
Sensitivity96.9 dB +3.4, better
PRV Audio15W700
No current priceFs32 Hz −7%
Qts0.62 +9%
Vas308.1 L +45%, worse
BL14.0 T·m −15%, worse
Xmax6.9 mm −38%, worse
Sensitivity93.8 dB –
Tune the match
Choose the published values that matter to your design. Size stays matched to this driver.
Qts
Qes
VasL
Xmaxmm
BLTm
- SoundImports4.7 out of 518 ratings · Checked 13 Oct 2026Read reviews on SoundImports
Each shop collects its own ratings. Bits shows them as published and doesn't verify them.
| Shop | Price | Against the lowest | Stock | Link |
|---|---|---|---|---|
SoundImports Import VAT and duty may apply | £118.23, the lowest price | 19 in stock | Visit shop at SoundImports | |
Lean Audio | £109.00 | Back order | Visit shop at Lean Audio |
Best price over time
Tracked since 1 Apr