GRS8PT-8
£24.93 · 34% less, betterFs59 Hz −34%, better
Qts0.55 –
Vas20.1 L +99%, worse
BL10.2 T·m −10%
Xmax6.5 mm –
Sensitivity90.5 dB −2.5, worse
8-inch LF driver · BIANCO series · 50 mm voice coil · 125 W
SB Audience BIANCO-8MW125 8Ω
8 Ω · 89–7400 Hz
£37.54
SteadyLean Audio · 2 in stock · All 2 offers
- Fs
- 89Hz
- Xmax
- 6.4mm
- SPL
- 93dB
- Pe
- 125W
- BL
- 11.3T·m
- Vd
- 144cm³
- Qts
- 0.55
- Vas
- 10L
SB Audience BIANCO-8MW125 is an 8-inch 8 ohm LF driver rated at 125 W RMS. The validated T/S data includes Fs 89 Hz, Qts 0.55, Vas 10.1 L, Xmax 6.4 mm, sensitivity 93 dB, plus 144 cm³ Vd and 156 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 £37.54.
The published T/S values agree with each other
Thiele/Small
- Fs
- 89Hz
- Qts
- 0.55
- Qes
- 0.57
- Qms
- 14.6
- Vas
- 10.1L
- Re
- 5.8Ω
- Le
- 0.50mH
Motor and cone
- BL
- 11.3T·m
- Sd
- 224cm²
- Mms
- 23g
- Xmax
- 6.4mm
- Vd †
- 144cm³
- Voice coil
- 50mm
- Flux density
- 1.23T
Power and response
- Sensitivity †
- 93dB
- Manufacturer sensitivity
- 97dB
- Power
- 125W
- Impedance
- 8Ω
- Min. impedance
- 5.6Ω
- Range
- 89–7400Hz
- EBP †
- 156 · Leans vented
Size and mounting
- Diameter
- 205.6mm
- Cutout
- 179.6mm
- Bolt circle
- 195mm
- Weight
- 3.5kg
Other published values
- Cms
- 0.14mm/N
- Rms
- 0.87kg/s
- Power Program
- 250
Other dimensions
- Mounting Depth
- 99
Sensitivity shows 93.0 dB, calculated from the T/S values. SB Audience publishes 97.0 dB, 4.0 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else SB Audience lists
LF · Primary · 8″
- BL
- 11.3T·m
- Fs
- 89Hz
- Le
- 0.50mH
- Re
- 5.8Ω
- Sd
- 224cm²
- Cms
- 0.14mm/N
- Mms
- 23g
- Qes
- 0.57
- Qms
- 14.6
- Qts
- 0.55
- Rms
- 0.87kg/s
- SPL
- 93dB
- Vas
- 10.1L
- Xmax
- 6.4mm
- Power
- 125W
- Impedance
- 8Ω
- Flux density
- 1.23T
- Sensitivity
- 97dB
- Low limit
- 89Hz
- Power Program
- 250
- Calculated sensitivity †
- 93dB
- High limit
- 7400Hz
- Manufacturer sensitivity
- 97dB
- Min. impedance
- 5.6Ω
- Voice coil
- 50mm
- Weight
- 3.5kg
- Diameter
- 205.6mm
- Mounting Depth
- 99
- Cutout
- 179.6mm
- Bolt circle
- 195mm
02
Compare
Same-size drivers, compared with the BIANCO-8MW125. Clear differences are green when better and red when worse.
This driverBIANCO-8MW125
Best price
£37.54
Fs
89 Hz
Qts
0.55
Vas
10.1 L
BL
11.3 T·m
Xmax
6.4 mm
Sensitivity
93 dB
Power
125 W
REDCATT81FHW
£28.72 · 23% less, betterFs39 Hz −56%, better
Qts0.52 −5%
Vas21.5 L +113%, worse
BL8.3 T·m −27%, worse
Xmax6.1 mm −5%
Sensitivity85.5 dB −7.5, worse
Beyma8CMV2
£44.94 · 20% more, worseFs75 Hz −16%, better
Qts0.52 −5%
Vas14.6 L +45%, worse
BL9.6 T·m −15%, worse
Xmax5.7 mm −11%, worse
Sensitivity92.5 dB −0.5
SB AudienceBIANCO-8MW250
£49.00 · 31% more, worseFs74 Hz −17%, better
Qts0.40 −27%, better
Vas13.8 L +37%, worse
BL11 T·m –
Xmax6.5 mm –
Sensitivity93 dB –
FaitalPRO8FE400
£54.87 · 46% more, worseFs100 Hz +12%, worse
Qts0.53 −4%
Vas9.4 L −7%
BL10.5 T·m −7%
Xmax4.8 mm −26%, worse
Sensitivity94.1 dB +1.1
FaitalPROW8N8-150
£55.00 · 47% more, worseFs76 Hz −15%, better
Qts0.52 −5%
Vas14.4 L +43%, worse
BL9.9 T·m −12%, worse
Xmax5.5 mm −14%, worse
Sensitivity92.3 dB −0.7
CelestionTF0818
£55.00 · 47% more, worseFs100 Hz +12%, worse
Qts0.43 −22%, better
Vas9.4 L −7%
BL12.9 T·m +15%, better
Xmax5 mm −22%, worse
Sensitivity94.9 dB +1.9
CIAREPM200N
£58.29 · 55% more, worseFs99 Hz +11%, worse
Qts0.50 −9%
Vas7.7 L −24%, better
BL11.2 T·m –
Xmax3.5 mm −45%, worse
Sensitivity93.1 dB –
CIAREPM203
£70.12 · 87% more, worseFs91 Hz –
Qts0.54 –
Vas10 L –
BL10.1 T·m −11%, worse
Xmax4.4 mm −31%, worse
Sensitivity92.7 dB –
LavoceWAF082.00
£71.42 · 90% more, worseFs78 Hz −12%, better
Qts0.37 −33%, better
Vas11.9 L +18%, worse
BL12.5 T·m +11%, better
Xmax6.3 mm –
Sensitivity93.4 dB –
Beyma8MI100
£73.79 · 97% more, worseFs90 Hz –
Qts0.45 −18%, better
Vas12 L +19%, worse
BL11.5 T·m –
Xmax3 mm −53%, worse
Sensitivity94.6 dB +1.6
B&C8CL51
£85.33 · 127% more, worseFs69 Hz −22%, better
Qts0.41 −25%, better
Vas12.5 L +24%, worse
BL12 T·m +6%
Xmax6.5 mm –
Sensitivity91.7 dB −1.3
CelestionFTR08-2011D
£99.00 · 164% more, worseFs86 Hz −3%
Qts0.44 −21%, better
Vas9.0 L −11%, better
BL12.7 T·m +12%, better
Xmax5.5 mm −14%, worse
Sensitivity92.3 dB −0.7
CelestionNTR08-2011D
£125.00 · 233% more, worseFs85 Hz −5%
Qts0.44 −21%, better
Vas10.3 L –
BL12.0 T·m +6%
Xmax6 mm −7%
Sensitivity92.7 dB –
WavecorSW182BD04
£162.63 · 333% more, worseFs37 Hz −58%, better
Qts0.49 −11%, better
Vas12.7 L +26%, worse
BL10.2 T·m −10%
Xmax7 mm +9%
Sensitivity83.1 dB −9.9, worse
Beyma8CX300FE
No current priceFs89 Hz –
Qts0.55 –
Vas10.8 L +7%
BL9.6 T·m −15%, worse
Xmax6 mm −7%
Sensitivity92.9 dB –
FaitalPRO8HX210
No current priceFs83 Hz −7%
Qts0.44 −20%, better
Vas10.1 L –
BL11.9 T·m +5%
Xmax6.5 mm –
Sensitivity92.7 dB –
No photo
PHL Audio2560-3
No current priceFs79 Hz −11%, better
Qts0.45 −18%, better
Vas10.7 L +6%
BL10.4 T·m −8%
Xmax5.5 mm −14%, worse
Sensitivity92.3 dB −0.7
No photo
PHL Audio2001
No current priceFs77 Hz −13%, better
Qts0.53 −4%
Vas13.8 L +37%, worse
BL9.5 T·m −16%, worse
Xmax5.5 mm −14%, worse
Sensitivity92.2 dB −0.8
No photo
PHL Audio2001NDU
No current priceFs77 Hz −13%, better
Qts0.53 −4%
Vas13.8 L +37%, worse
BL9.5 T·m −16%, worse
Xmax5.5 mm −14%, worse
Sensitivity92.2 dB −0.8
LavoceNBASS08-20
No current priceFs55 Hz −38%, better
Qts0.48 −13%, better
Vas18.4 L +82%, worse
BL11.3 T·m –
Xmax6.5 mm –
Sensitivity89.9 dB −3.1, worse
CelestionCNX0820
No current priceFs95 Hz +6%
Qts0.40 −28%, better
Vas9.9 L –
BL12.0 T·m +6%
Xmax6 mm −7%
Sensitivity94.7 dB +1.7
REDCATT81FIND
No current priceFs80 Hz −10%, better
Qts0.50 −9%
Vas11.3 L +12%, worse
BL10.2 T·m −10%
Xmax2.3 mm −65%, worse
Sensitivity92.4 dB −0.6
LavoceCPF082.00K
No current priceFs93 Hz +4%
Qts0.46 −16%, better
Vas11.1 L +10%
BL10.9 T·m −3%
Xmax3.3 mm −49%, worse
Sensitivity94.4 dB +1.4
BMS8S219
No current priceFs82 Hz −8%
Qts0.41 −25%, better
Vas9.7 L −4%
BL13.3 T·m +18%, better
Xmax6.3 mm –
Sensitivity92.8 dB –
MonacorFTR08-2011D/8
No current priceFs86 Hz −3%
Qts0.43 −22%, better
Vas9 L −11%, better
BL12.7 T·m +12%, better
Xmax5.5 mm −14%, worse
Sensitivity92.6 dB –
EminenceFS8.20A8
No current priceFs74 Hz −17%, better
Qts0.52 −5%
Vas6 L −41%, better
BL8.9 T·m −21%, worse
Xmax5 mm −22%, worse
Sensitivity88.4 dB −4.6, worse
Tang BandW8-670Q
No current priceFs38 Hz −57%, better
Qts0.46 −16%, better
Vas24.9 L +147%, worse
BL12.3 T·m +8%
Xmax7 mm +9%
Sensitivity86.3 dB −6.7, worse
MonacorTF0818/8
No current priceFs94 Hz +6%
Qts0.43 −22%, better
Vas9.4 L −7%
BL12.9 T·m +15%, better
Xmax5 mm −22%, worse
Sensitivity94 dB +1
HiViD8.8MKII
No current priceFs39 Hz −56%, better
Qts0.57 +4%
Vas38.1 L +277%, worse
BL9.6 T·m −15%, worse
Xmax5 mm −22%, worse
Sensitivity87.7 dB −5.3, worse
Tune the match
Choose the published values that matter to your design. Size stays matched to this driver.
Qts
Qes
VasL
Xmaxmm
BLTm
- SoundImports5.0 out of 51 rating · 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 |
|---|---|---|---|---|
Lean Audio | £37.54, the lowest price | 2 in stock | Visit shop at Lean Audio | |
SoundImports Import VAT and duty may apply | £52.76 | 41% above the lowest price | 3 in stock | Visit shop at SoundImports |
Best price over time
Tracked since 1 Apr