GRS10SMP-4
£39.16 · 83% less, betterFs28 Hz −88%, better
Qts0.51 –
Vas86 L +4200%, worse
BL8.2 T·m −62%, worse
Xmax5 mm +43%, better
Sensitivity86.8 dB −12, worse
10-inch LF driver · 10NSM series · 76 mm voice coil · 400 W
B&C 10NSM76 8Ω
235–3500 Hz
£233.84
SteadyJP Leisure · In stock · All 6 offers
- Fs
- 235Hz
- Xmax
- 3.5mm
- SPL
- 99dB
- Pe
- 400W
- BL
- 21.5T·m
- Vd
- 112cm³
- Qts
- 0.52
- Vas
- 2L
Published graphs
B&C 10NSM76 is a 10-inch 8 ohm LF driver rated at 400 W RMS. The validated T/S data includes Fs 235 Hz, Qts 0.52, Vas 2 L, Xmax 3.5 mm, sensitivity 98.8 dB, plus 112 cm³ Vd and 427 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 £233.84.
The published T/S values agree with each other
Thiele/Small
- Fs
- 235Hz
- Qts
- 0.52
- Qes
- 0.55
- Qms
- 8.6
- Vas
- 2L
- Re
- 5.2Ω
- Le
- 0.90mH
Motor and cone
- BL
- 21.5T·m
- Sd
- 320cm²
- Mms
- 33g
- Xmax
- 3.5mm
- Vd †
- 112cm³
- Voice coil
- 76mm
- Flux density
- 1.60T
Power and response
- Sensitivity †
- 98.8dB
- Manufacturer sensitivity
- 100dB
- Power
- 400W
- Nominal power
- 400W
- Impedance
- 8Ω
- Min. impedance
- 7Ω
- Range
- 235–3500Hz
- EBP †
- 427 · Leans vented
Size and mounting
- Diameter
- 291mm
- Cutout
- 234mm
- Bolt circle
- 274mm
- Depth
- 130mm
- Weight
- 4.5kg
Sensitivity shows 98.8 dB, calculated from the T/S values. B&C publishes 100.0 dB, 1.2 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else B&C lists
LF
- BL
- 21.5T·m
- Fs
- 235Hz
- Le
- 0.90mH
- Re
- 5.2Ω
- Sd
- 320cm²
- Mms
- 33g
- Qes
- 0.55
- Qms
- 8.6
- Qts
- 0.52
- SPL
- 98.8dB
- Vas
- 2L
- Xmax
- 3.5mm
- Power
- 400W
- Impedance
- 8Ω
- Flux density
- 1.60T
- Sensitivity
- 100dB
- Low limit
- 235Hz
- Nominal power
- 400W
- Calculated sensitivity †
- 98.8dB
- High limit
- 3500Hz
- Manufacturer sensitivity
- 100dB
- Min. impedance
- 7Ω
- Voice coil
- 76mm
- Weight
- 4.5kg
- Diameter
- 291mm
- Depth
- 130mm
- Cutout
- 234mm
- Bolt circle
- 274mm
- Bl
- 21.5 Tm
- Fs
- 235 Hz
- Le
- 0.9 mH
- Re
- 5.2 Ω
- Sd
- 320 cm² (49.6 in²)
- Ebp
- 427 Hz
- Mms
- 33 g
- Qes
- 0.55
- Qms
- 8.6
- Qts
- 0.52
- Vas
- 2 dm³ (0.07 ft³)
- Η0
- 4.5 %
- Cone
- RCK010NSM768
- Xmax
- 3.5 mm
- Xvar
- 3.5 mm
- Depth
- 130 mm (5.12 in)
- Spider
- Single
- Cone shape
- Radial
- Net weight
- 4.55 kg (10.03 lb)
- Pole design
- T-Pole
- Sensitivity
- 100 dB
- Flux density
- 1.6 T
- Shipping box
- 360x360x200 mm (14.17x14.17x7.87 in)
- Winding depth
- 11 mm (0.45 in)
- Shipping units
- 1 pcs
- Surround shape
- Accordion
- Former material
- Glass Fibre
- Frequency range
- 235 Hz - 3500 Hz
- Magnet material
- Neodymium Ring
- Shipping weight
- 5.45 kg (12.02 lb)
- Nominal diameter
- 250 mm (10 in)
- Overall diameter
- 291 mm (11.46 in)
- Winding material
- Aluminium
- Minimum impedance
- 7 Ω
- Nominal impedance
- 8 Ω
- Magnetic gap depth
- 9 mm (0.35 in)
- Voice coil diameter
- 76 mm (3 in)
- Bolt circle diameter
- 274 mm (10.79 in)
- Woofer cone treatment
- WP Waterproof Front Side
- Baffle cutout diameter
- 234 mm (9.21 in)
- Nominal power handling
- 400 W
- Continuous power handling
- 800 W
- Flange and gasket thickness
- 12 mm (0.47 in)
- Air volume occupied by driver
- 5 dm³ (0.18 ft³)
02
Compare
Same-size drivers, compared with the 10NSM76. Clear differences are green when better and red when worse.
This driver10NSM76
Best price
£233.84
Fs
235 Hz
Qts
0.52
Vas
2 L
BL
21.5 T·m
Xmax
3.5 mm
Sensitivity
98.8 dB
Power
400 W
LavoceWSF101.70G
£47.79 · 80% less, betterFs78 Hz −67%, better
Qts0.50 −4%
Vas36 L +1700%, worse
BL11.9 T·m −45%, worse
Xmax2.7 mm −23%, worse
Sensitivity97.1 dB −1.7
EminenceALPHA-10A
£60.00 · 74% less, betterFs50 Hz −79%, better
Qts0.59 +13%, worse
Vas82.2 L +4010%, worse
BL7.5 T·m −65%, worse
Xmax3.2 mm −9%
Sensitivity94 dB −4.8, worse
SB AcousticsSB26SFCL38-8
£61.92 · 74% less, betterFs28 Hz −88%, better
Qts0.53 –
Vas107 L +5250%, worse
BL9.6 T·m −55%, worse
Xmax16.4 mm +369%, better
Sensitivity87.7 dB −11.1, worse
CIAREHW250
£65.36 · 72% less, betterFs23 Hz −90%, better
Qts0.48 −8%
Vas275 L +13650%, worse
BL6.5 T·m −70%, worse
Xmax6.5 mm +86%, better
Sensitivity89.6 dB −9.2, worse
FaitalPRO10FE300
£67.00 · 71% less, betterFs50 Hz −79%, better
Qts0.52 –
Vas50.5 L +2425%, worse
BL11.3 T·m −47%, worse
Xmax5.5 mm +58%, better
Sensitivity92.7 dB −6.1, worse
EminenceBETA-10A
£82.50 · 65% less, betterFs53 Hz −77%, better
Qts0.49 −6%
Vas60.1 L +2905%, worse
BL9.6 T·m −55%, worse
Xmax3 mm −14%, worse
Sensitivity94.4 dB −4.4, worse
REDCATT101NPM
£84.84 · 64% less, betterFs53 Hz −77%, better
Qts0.55 +6%
Vas49.7 L +2385%, worse
BL9.6 T·m −55%, worse
Xmax3.3 mm −7%
Sensitivity92.9 dB −5.9, worse
EminenceBETA-10B
£88.07 · 62% less, betterFs52 Hz −78%, better
Qts0.51 –
Vas61.4 L +2969%, worse
BL15.1 T·m −30%, worse
Xmax3 mm −14%, worse
Sensitivity93.7 dB −5.1, worse
EminenceRAGIN CAJUN
£91.87 · 61% less, betterFs84 Hz −64%, better
Qts0.51 –
Vas34.1 L +1605%, worse
BL11.8 T·m −45%, worse
Xmax0.5 mm −86%, worse
Sensitivity97.8 dB −1
EminenceDELTA 10B
£93.39 · 60% less, betterFs65 Hz −72%, better
Qts0.33 −37%, better
Vas36 L +1700%, worse
BL19.5 T·m −9%
Xmax3.5 mm –
Sensitivity96.5 dB −2.3, worse
Dayton AudioLS10-44
£116.74 · 50% less, betterFs34 Hz −85%, better
Qts0.43 −17%, better
Vas30.8 L +1440%, worse
BL21.1 T·m –
Xmax10 mm +186%, better
Sensitivity86.3 dB −12.5, worse
Eighteen Sound10W650
£145.15 · 38% less, betterFs67 Hz −71%, better
Qts0.48 −8%
Vas26 L +1200%, worse
BL12.4 T·m −42%, worse
Xmax5.7 mm +63%, better
Sensitivity93.9 dB −4.9, worse
Dayton AudioRSS265HF-8
£216.70 · 7% less, betterFs25 Hz −89%, better
Qts0.49 −6%
Vas52.5 L +2525%, worse
BL15 T·m −30%, worse
Xmax14.3 mm +309%, better
Sensitivity83.4 dB −15.4, worse
Dayton AudioMX10-22
£219.38 · 6% less, betterFs33 Hz −86%, better
Qts0.46 −12%, better
Vas23.8 L +1089%, worse
BL18.2 T·m −15%, worse
Xmax11.6 mm +231%, better
Sensitivity83.9 dB −14.9, worse
RCFMR10N301
£236.08 · Same priceFs250 Hz +6%
Qts0.65 +25%, worse
Vas2 L –
BL20.7 T·m −4%
Xmax1 mm −71%, worse
Sensitivity98.4 dB –
Beyma10MCF400ND
£517.66 · 121% more, worseFs260 Hz +11%, worse
Qts0.44 −15%, better
Vas2 L –
BL28.8 T·m +34%, better
Xmax3.5 mm –
Sensitivity101 dB +2.2, better
P.Audio10NT-65MB
No current priceFs70 Hz −70%, better
Qts0.56 +8%
Vas18.5 L +825%, worse
BL15.4 T·m −28%, worse
Xmax3.5 mm –
Sensitivity92.1 dB −6.7, worse
MonacorSP-252E
No current priceFs42 Hz −82%, better
Qts0.50 −4%
Vas57 L +2750%, worse
BL8.5 T·m −60%, worse
Xmax4 mm +14%, better
Sensitivity90.5 dB −8.3, worse
WavecorSW280WA02
No current priceFs27 Hz −89%, better
Qts0.48 −8%
Vas41.4 L +1970%, worse
BL16.6 T·m −23%, worse
Xmax6 mm +71%, better
Sensitivity83.9 dB −14.9, worse
PeerlessGBS-250F38CP01-04
No current priceFs38 Hz −84%, better
Qts0.51 –
Vas22.8 L +1040%, worse
BL12.9 T·m −40%, worse
Xmax9.2 mm +162%, better
Sensitivity85.6 dB −13.2, worse
CIARECMI250
No current priceFs55 Hz −77%, better
Qts0.50 −4%
Vas34 L +1600%, worse
BL9 T·m −58%, worse
Xmax4.5 mm +29%, better
Sensitivity92.4 dB −6.4, worse
CIARECMI250ND
No current priceFs59 Hz −75%, better
Qts0.50 −4%
Vas34 L +1600%, worse
BL9 T·m −58%, worse
Xmax4.5 mm +29%, better
Sensitivity93.3 dB −5.5, worse
Sica10 SR 2 CP
No current priceFs33 Hz −86%, better
Qts0.49 −6%
Vas73 L +3550%, worse
BL10.8 T·m −50%, worse
Xmax7 mm +100%, better
Sensitivity88.7 dB −10.1, worse
WavecorSW270WA01_SUBWOOFER
No current priceFs28 Hz −88%, better
Qts0.49 −6%
Vas51 L +2450%, worse
BL9.7 T·m −55%, worse
Xmax11 mm +214%, better
Sensitivity85.3 dB −13.5, worse
CIARECME250
No current priceFs48 Hz −80%, better
Qts0.48 −8%
Vas74 L +3600%, worse
BL7.5 T·m −65%, worse
Xmax4.5 mm +29%, better
Sensitivity93.9 dB −4.9, worse
Acoustic EleganceIB10AU-8
No current priceFs25 Hz −89%, better
Qts0.48 −8%
Vas68 L +3300%, worse
BL12.4 T·m −42%, worse
Xmax18 mm +414%, better
Sensitivity84.8 dB −14, worse
Acoustic EleganceIB10AU-4
No current priceFs25 Hz −89%, better
Qts0.48 −8%
Vas68 L +3300%, worse
BL8.8 T·m −59%, worse
Xmax18 mm +414%, better
Sensitivity84.8 dB −14, worse
Oberton10M150
No current priceFs74 Hz −69%, better
Qts0.43 −17%, better
Vas25.9 L +1195%, worse
BL11.6 T·m −46%, worse
Xmax3.3 mm −7%
Sensitivity95.7 dB −3.1, worse
EminenceBASSLITE SC10-16
No current priceFs46 Hz −80%, better
Qts0.45 −13%, better
Vas78.3 L +3814%, worse
BL12.8 T·m −41%, worse
Xmax4.4 mm +26%, better
Sensitivity93.4 dB −5.4, 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 |
|---|---|---|---|---|
JP Leisure | £233.84, the lowest price | In stock | Visit shop at JP Leisure | |
JP Leisure Not currently listed · Last seen 7 Aug 2026 | £233.84 | In stock | Visit shop at JP Leisure | |
Blue Aran approx 2 months | £256.81 | 9.8% above the lowest price | Ordered on Request (approx 2 months) | Visit shop at Blue Aran |
Audio Video Parts Import VAT and duty may apply | £199.71 | Special order | Visit shop at Audio Video Parts |
Best price over time
Tracked since 1 Apr
Recent changes
- 23 JunJP Leisure£197.05 → £233.84Up 19% from £197.05
- 23 JunBlue Aran£257.09 → £256.81Down 0.1% from £257.09
- 5 JunBlue Aran£207.13 → £257.09Up 24% from £207.13