LavoceWSF061.52
£26.27 · 88% less, betterFs91 Hz +127%, worse
Qts0.34 –
Vas6.6 L −40%, better
BL10.8 T·m −23%, worse
Xmax3.8 mm −58%, worse
Sensitivity93.4 dB +8.3, better
6.5-inch LF driver · 200 W
Beyma 6NMFW 8Ω
8 Ω · 35–3000 Hz
£218.27
<0.1%Parts Express · 5 in stock · Ships from United States · All 3 offers
- Fs
- 40Hz
- Xmax
- 9mm
- SPL
- 85dB
- Pe
- 200W
- BL
- 14T·m
- Vd
- 139cm³
- Qts
- 0.34
- Vas
- 11L
Manufacturer response and impedance data, with source and trace details below. The left and right arrow keys read every shown curve at a frequency, a twelfth of an octave at a time, or an octave with Shift. Escape clears the reading.
Curve provenanceInspect 2 traces
These plotted lines are Bits digitizations of manufacturer evidence, not new measurements. How provenance works
- Trace datasheet-response-trace-poc/v1
frequency response
Frequency response
240 plotted pointsMedium confidence5,012 selected pixels of 6,573 - Trace datasheet-response-trace-poc/v1
impedance
Impedance response
240 plotted pointsMedium confidence4,195 selected pixels of 4,195
Published graphs
Beyma 6NMFW is a 6.5-inch 8 ohm LF driver rated at 200 W RMS. The validated T/S data includes Fs 40 Hz, Qts 0.34, Vas 11 L, Xmax 9 mm, sensitivity 85.1 dB, plus 139 cm³ Vd and 114 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 £217.84.
The published T/S values agree with each other
Thiele/Small
- Fs
- 40Hz
- Qts
- 0.34
- Qes
- 0.35
- Qms
- 7.5
- Vas
- 11L
- Re
- 5.8Ω
- Le
- 0.95mH
Motor and cone
- BL
- 14T·m
- Sd
- 154cm²
- Mms
- 45g
- Xmax
- 9mm
- Vd †
- 139cm³
Power and response
- Sensitivity †
- 85.1dB
- Manufacturer sensitivity
- 87dB
- Power
- 200W
- Impedance
- 8Ω
- Range
- 35–3000Hz
- EBP †
- 114 · Leans vented
Size and mounting
- Weight
- 3.5kg
Other published values
- Cms
- 0.34mm/N
- Rms
- 1.52kg/s
- Power Program
- 400
Sensitivity shows 85.1 dB, calculated from the T/S values. Beyma publishes 87.0 dB, 1.9 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else Beyma lists
LF · Primary · 6.5″
- BL
- 14T·m
- Fs
- 40Hz
- Le
- 0.95mH
- Re
- 5.8Ω
- Sd
- 154cm²
- Cms
- 0.34mm/N
- Mms
- 45g
- Qes
- 0.35
- Qms
- 7.5
- Qts
- 0.34
- Rms
- 1.52kg/s
- SPL
- 85.1dB
- Vas
- 11L
- Xmax
- 9mm
- Power
- 200W
- Impedance
- 8Ω
- Sensitivity
- 87dB
- Low limit
- 35Hz
- Power Program
- 400
- Calculated sensitivity †
- 85.1dB
- High limit
- 3000Hz
- Manufacturer sensitivity
- 87dB
- Weight
- 3.5kg
02
Compare
Same-size drivers, compared with the 6NMFW. Clear differences are green when better and red when worse.
This driver6NMFW
Best price
£217.84
Fs
40 Hz
Qts
0.34
Vas
11 L
BL
14 T·m
Xmax
9 mm
Sensitivity
85.1 dB
Power
200 W
Dayton AudioDCS165-4
£48.61 · 78% less, betterFs36 Hz −11%, better
Qts0.34 –
Vas12.1 L +10%
BL9.2 T·m −35%, worse
Xmax6 mm −33%, worse
Sensitivity83.9 dB −1.2
CIAREFXI6
£62.80 · 71% less, betterFs70 Hz +75%, worse
Qts0.33 –
Vas8 L −27%, better
BL10.6 T·m −24%, worse
Xmax5.3 mm −41%, worse
Sensitivity90.7 dB +5.6, better
SB AudienceROSSO-6MW150D
£67.15 · 69% less, betterFs66 Hz +65%, worse
Qts0.32 −6%
Vas8.8 L −20%, better
BL11.6 T·m −17%, worse
Xmax5.2 mm −42%, worse
Sensitivity90.9 dB +5.8, better
Dayton AudioMX6-22
£75.32 · 65% less, betterFs30 Hz −25%, better
Qts0.33 –
Vas10 L −9%
BL12.3 T·m −12%, worse
Xmax12 mm +33%, better
Sensitivity80.7 dB −4.4, worse
FaitalPRO6PR150
£85.46 · 61% less, betterFs100 Hz +150%, worse
Qts0.34 –
Vas4.9 L −55%, better
BL11.6 T·m −17%, worse
Xmax2.6 mm −71%, worse
Sensitivity93.5 dB +8.4, better
B&C6PS44
£86.62 · 60% less, betterFs71 Hz +78%, worse
Qts0.33 –
Vas7 L −36%, better
BL11 T·m −21%, worse
Xmax4.5 mm −50%, worse
Sensitivity90.7 dB +5.6, better
WavecorWF152BD13
£98.00 · 55% less, betterFs50 Hz +25%, worse
Qts0.33 –
Vas9.2 L −16%, better
BL6.3 T·m −55%, worse
Xmax4.5 mm −50%, worse
Sensitivity87.3 dB +2.2, better
REDCATT6NPM
£101.69 · 53% less, betterFs150 Hz +275%, worse
Qts0.35 –
Vas2.9 L −74%, better
BL13.7 T·m –
Xmax0.4 mm −96%, worse
Sensitivity96.1 dB +11, better
WavecorWF152BD09
£109.96 · 50% less, betterFs52 Hz +30%, worse
Qts0.34 –
Vas8.6 L −22%, better
BL5.8 T·m −59%, worse
Xmax4.5 mm −50%, worse
Sensitivity87.4 dB +2.3, better
WavecorSW178WA01
£120.66 · 45% less, betterFs38 Hz −5%
Qts0.36 +7%
Vas12.2 L +11%, worse
BL12 T·m −14%, worse
Xmax5 mm −44%, worse
Sensitivity84.6 dB −0.5
WavecorWF152BD03
£142.76 · 34% less, betterFs56 Hz +39%, worse
Qts0.35 –
Vas9.2 L −16%, better
BL5.8 T·m −59%, worse
Xmax4.5 mm −50%, worse
Sensitivity88.4 dB +3.3, better
FaitalPRO6HX150
£155.14 · 29% less, betterFs88 Hz +120%, worse
Qts0.34 –
Vas6.3 L −43%, better
BL12 T·m −14%, worse
Xmax4.3 mm −52%, worse
Sensitivity92.9 dB +7.8, better
Scanspeak18WU/4747T00
£288.83 · 33% more, worseFs36 Hz −10%, better
Qts0.35 –
Vas36 L +227%, worse
BL5.9 T·m −58%, worse
Xmax9 mm –
Sensitivity88.4 dB +3.3, better
AccutonAS168-9-470
£677.38 · 211% more, worseFs27 Hz −33%, better
Qts0.35 –
Vas35.5 L +223%, worse
BL12.1 T·m −14%, worse
Xmax8 mm −11%, worse
Sensitivity84.7 dB –
Scanspeak18WE/8542T00
£837.27 · 284% more, worseFs50 Hz +25%, worse
Qts0.32 −6%
Vas16 L +45%, worse
BL9.7 T·m −31%, worse
Xmax7.7 mm −14%, worse
Sensitivity89.7 dB +4.6, better
Tang BandW6-1914SB
No current priceFs70 Hz +75%, worse
Qts0.35 –
Vas11.1 L –
BL10.2 T·m −27%, worse
Xmax0.5 mm −94%, worse
Sensitivity92.2 dB +7.1, better
KartesianBOM185_VKI
No current priceFs38 Hz −5%
Qts0.32 −6%
Vas32.2 L +193%, worse
BL11.6 T·m −17%, worse
Xmax10 mm +11%, better
Sensitivity89.2 dB +4.1, better
WavecorWF152BD08
No current priceFs46 Hz +15%, worse
Qts0.35 –
Vas11.5 L +5%
BL8 T·m −43%, worse
Xmax4.5 mm −50%, worse
Sensitivity87 dB +1.9
WavecorWF152BD16
No current priceFs46 Hz +15%, worse
Qts0.35 –
Vas11.5 L +5%
BL8 T·m −43%, worse
Xmax4.5 mm −50%, worse
Sensitivity87 dB +1.9
Sica6 NR 2 PL
No current priceFs61 Hz +51%, worse
Qts0.33 –
Vas9.4 L −15%, better
BL9.9 T·m −30%, worse
Xmax4 mm −56%, worse
Sensitivity89.9 dB +4.8, better
PurifiPTT6.5M04-NFA-01
No current priceFs55 Hz +38%, worse
Qts0.33 –
Vas11.7 L +6%
BL8.1 T·m −42%, worse
Xmax2.9 mm −68%, worse
Sensitivity89.4 dB +4.3, better
PurifiPTT6.5M08-NFA-01
No current priceFs52 Hz +30%, worse
Qts0.34 –
Vas13.2 L +20%, worse
BL9.8 T·m −30%, worse
Xmax2.9 mm −68%, worse
Sensitivity89 dB +3.9, better
BMS6CN160
No current priceFs79 Hz +98%, worse
Qts0.34 –
Vas8.9 L −19%, better
BL10 T·m −29%, worse
Xmax5 mm −44%, worse
Sensitivity92.7 dB +7.6, better
Beyma6CX200FE
No current priceFs65 Hz +63%, worse
Qts0.32 −6%
Vas10.5 L −4%
BL9.2 T·m −34%, worse
Xmax5 mm −44%, worse
Sensitivity91.3 dB +6.2, better
PurifiPTT6.5X08-NFA-06
No current priceFs31 Hz −23%, better
Qts0.34 –
Vas26 L +136%, worse
BL8.9 T·m −36%, worse
Xmax9.8 mm +9%
Sensitivity85.4 dB –
CelestionNTR06-17X
No current priceFs60 Hz +51%, worse
Qts0.32 −6%
Vas13.2 L +20%, worse
BL10.4 T·m −26%, worse
Xmax4.5 mm −50%, worse
Sensitivity91.4 dB +6.3, better
Eighteen Sound6NMB900
No current priceFs95 Hz +138%, worse
Qts0.32 −6%
Vas10.3 L −6%
BL8.5 T·m −39%, worse
Xmax3 mm −67%, worse
Sensitivity95.9 dB +10.8, better
Sica6 N 2 PL
No current priceFs68 Hz +70%, worse
Qts0.33 –
Vas8.7 L −21%, better
BL9.5 T·m −32%, worse
Xmax3.5 mm −61%, worse
Sensitivity90.8 dB +5.7, better
WavecorWF152BD05
No current priceFs50 Hz +25%, worse
Qts0.33 –
Vas9.2 L −16%, better
BL6.3 T·m −55%, worse
Xmax4.5 mm −50%, worse
Sensitivity87.3 dB +2.2, 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 Express4.0 out of 51 rating · Checked 26 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 |
|---|---|---|---|---|
Parts Express Import VAT and duty may apply | £218.27, the lowest price | 5 in stock | Visit shop at Parts Express | |
SoundImports Import VAT and duty may apply | £234.41 | 7.4% above the lowest price | 6 in stock | Visit shop at SoundImports |
Best price over time
Tracked since 1 Apr
Recent changes
- 21 OctParts Express£218.25 → £218.27Up <0.1% from £218.25
- 13 SepSoundImports£226.03 → £234.41Up 3.7% from £226.03