8-inch LF driver · WSF081 series · 45 mm voice coil · 150 W

Lavoce WSF081.82 8Ω

Name: Lavoce WSF081.82 8 Ohm
Brand: Lavoce
SKU: WSF081.82

8 Ω · 80–5000 Hz

No price for delivery to the UK

All 2 offers

Open in 00 Simulator

Fs: 79Hz
Xmax: 4.6mm
SPL: 94dB
Pe: 150W
BL: 11.3T·m
Vd: 101cm³
Qts: 0.38
Vas: 14L

See all 24 specs

Specifications

Published by Lavoce

Manufacturer page

Lavoce WSF081.82 is an 8-inch 8 ohm LF driver rated at 150 W RMS. The validated T/S data includes Fs 79 Hz, Qts 0.38, Vas 14.3 L, Xmax 4.6 mm, sensitivity 94.2 dB, plus 101 cm³ Vd and 184 EBP. bits tracks vendor pricing, datasheet links, simulator import data, and similar drivers from the same loudspeaker database.

The published T/S values agree with each other

Thiele/Small

Fs: 79Hz
Qts: 0.38
Qes: 0.43
Qms: 3.0
Vas: 14.3L
Re: 5.7Ω
Le: 0.49mH

Motor and cone

BL: 11.3T·m
Sd: 220cm²
Mms: 19g
Xmax: 4.6mm
Vd †: 101cm³
Voice coil: 45mm

Power and response

Sensitivity †: 94.2dB
Manufacturer sensitivity: 95.5dB
Power: 150W
Impedance: 8Ω
Min. impedance: 6.5Ω
Range: 80–5000Hz
EBP †: 184 · Leans vented

Size and mounting

Weight: 2.3kg

Other published values

Cms: 0.21mm/N
Xmech: 7.1
Power Program: 300

Sensitivity shows 94.2 dB, calculated from the T/S values. Lavoce publishes 95.5 dB, 1.3 dB apart.

† Calculated by bits from the published values

What this validation status means

Everything else Lavoce lists

LF · Primary · 8″

BL: 11.3T·m
Fs: 79Hz
Le: 0.49mH
Re: 5.7Ω
Sd: 220cm²
Cms: 0.21mm/N
Mms: 19g
Qes: 0.43
Qms: 3.0
Qts: 0.38
SPL: 94.2dB
Vas: 14.3L
Xmax: 4.6mm
Xmech: 7.1
Power: 150W
Impedance: 8Ω
Sensitivity: 95.5dB
Low limit: 80Hz
Power Program: 300
Calculated sensitivity †: 94.2dB
High limit: 5000Hz
Manufacturer sensitivity: 95.5dB
Min. impedance: 6.5Ω
Voice coil: 45mm
Weight: 2.3kg

Compare

Same-size drivers, compared with the WSF081.82. Clear differences are green when better and red when worse.

This driverWSF081.82

Best price

–

79 Hz

Qts

0.38

Vas

14.3 L

11.3 T·m

Xmax

4.6 mm

Sensitivity

94.2 dB

Power

150 W

PeerlessFSL-0818R01-08

£33.66

Fs74 Hz −6%

Qts0.37 –

Vas15.9 L +11%

BL11.3 T·m –

Xmax4.3 mm −5%

Sensitivity93.9 dB –

FaitalPRO8FE300

£43.52

Fs70 Hz −11%

Qts0.44 +16%

Vas15.7 L +10%

BL11.3 T·m –

Xmax5.5 mm +20%

Sensitivity92.7 dB −1.5

SB AudienceBIANCO-8MW250

£49.00

Fs74 Hz −6%

Qts0.40 +5%

Vas13.8 L −3%

BL11 T·m –

Xmax6.5 mm +41%

Sensitivity93 dB −1.2

FaneSOVEREIGN 8-225

£49.00

Fs62 Hz −22%

Qts0.38 –

Vas22 L +54%

BL11 T·m –

Xmax5.5 mm +20%

Sensitivity93 dB −1.2

HiViF8

£52.71

Fs37 Hz −53%

Qts0.40 +5%

Vas38.8 L +171%

BL10.3 T·m −8%

Xmax5 mm +9%

Sensitivity88.5 dB −5.7

CelestionTRUVOX 0820

£59.70

Fs74 Hz −6%

Qts0.39 –

Vas17.3 L +21%

BL11.5 T·m –

Xmax5 mm +9%

Sensitivity94.3 dB –

FaitalPRO8PR200

£73.79

Fs58 Hz −27%

Qts0.37 –

Vas16.9 L +18%

BL11.5 T·m –

Xmax8.2 mm +77%

Sensitivity91.4 dB −2.8

CIAREPWA8.50

£77.03

Fs74 Hz −6%

Qts0.38 –

Vas12 L −16%

BL12.7 T·m +13%

Xmax6.8 mm +48%

Sensitivity92.8 dB −1.4

B&C8PS21

£79.73

Fs73 Hz −8%

Qts0.33 −13%

Vas14 L –

BL12.6 T·m +12%

Xmax5 mm +9%

Sensitivity93.8 dB –

B&C8CL51

£84.57

Fs69 Hz −13%

Qts0.41 +8%

Vas12.5 L −13%

BL12 T·m +7%

Xmax6.5 mm +41%

Sensitivity91.7 dB −2.5

B&C8NDL51

£89.68

Fs66 Hz −16%

Qts0.37 –

Vas14 L –

BL12.4 T·m +10%

Xmax7 mm +52%

Sensitivity91.9 dB −2.3

PRV Audio8MR600X

£94.57

Fs77 Hz –

Qts0.40 +5%

Vas20.0 L +40%

BL10.5 T·m −6%

Xmax5.3 mm +14%

Sensitivity95.3 dB +1.1

CIARENDI8

£103.24

Fs81 Hz –

Qts0.33 −13%

Vas13 L −9%

BL12.8 T·m +14%

Xmax4.5 mm –

Sensitivity94.9 dB +0.7

Sica8 FE 2 CP

£104.62

Fs67 Hz −15%

Qts0.32 −16%

Vas16.9 L +18%

BL12.3 T·m +9%

Xmax4.5 mm –

Sensitivity93.4 dB −0.8

WavecorSW178WA01

£120.66

Fs38 Hz −52%

Qts0.36 −4%

Vas12.2 L −15%

BL12 T·m +7%

Xmax5 mm +9%

Sensitivity84.6 dB −9.6

FaitalPRO8HX150

£135.13

Fs76 Hz −4%

Qts0.41 +8%

Vas13 L −9%

BL11.6 T·m +3%

Xmax4.9 mm +7%

Sensitivity93.3 dB −0.9

LavoceCSF082.00K

£141.38

Fs81 Hz –

Qts0.40 +5%

Vas14.8 L +4%

BL11.0 T·m –

Xmax5 mm +9%

Sensitivity94.5 dB –

B&C8CX21

£151.61

Fs74 Hz −6%

Qts0.36 −5%

Vas15 L +5%

BL11.5 T·m –

Xmax5.5 mm +20%

Sensitivity94 dB –

SB AudienceNERO-8MWN400D

£152.56

Fs63 Hz −20%

Qts0.38 –

Vas13.9 L –

BL11.9 T·m +6%

Xmax6.7 mm +46%

Sensitivity91.3 dB −2.9

Oberton8NCX

No current price

Fs77 Hz –

Qts0.40 +5%

Vas14.9 L +4%

BL10.1 T·m −10%

Xmax5.3 mm +14%

Sensitivity94 dB –

JensenBS8N250A-8

No current price

Fs59 Hz −25%

Qts0.37 –

Vas14.9 L +4%

BL12.8 T·m +14%

Xmax5 mm +9%

Sensitivity91 dB −3.2

CIARECMI200ND

No current price

Fs80 Hz –

Qts0.37 –

Vas12.5 L −13%

BL8.8 T·m −22%

Xmax4.5 mm –

Sensitivity94.2 dB –

LavoceFBASS08-18

No current price

Fs53 Hz −33%

Qts0.40 +5%

Vas23.6 L +65%

BL11.4 T·m –

Xmax4.5 mm –

Sensitivity91.2 dB −3

Oberton8CX

No current price

Fs76 Hz −4%

Qts0.40 +5%

Vas16.8 L +18%

BL9.4 T·m −16%

Xmax5.3 mm +14%

Sensitivity94.3 dB –

PRV AudioMT8MB600CF-NDY-4

No current price

Fs65 Hz −18%

Qts0.37 –

Vas18.8 L +31%

BL9.3 T·m −17%

Xmax4.8 mm +3%

Sensitivity93.3 dB −0.9

MonacorSP-308CX

No current price

Fs80 Hz –

Qts0.36 −5%

Vas15.4 L +8%

BL12.1 T·m +8%

Xmax2.5 mm −46%

Sensitivity94.7 dB +0.5

CIARECMI200

No current price

Fs80 Hz –

Qts0.34 −11%

Vas12 L −16%

BL9.6 T·m −15%

Xmax4.5 mm –

Sensitivity94.4 dB –

Tang BandW8-1363SBF

No current price

Fs32 Hz −59%

Qts0.39 –

Vas13.4 L −7%

BL13.0 T·m +16%

Xmax12 mm +161%

Sensitivity82.1 dB −12.1

FaneSOVEREIGN PRO 8-225

No current price

Fs62 Hz −22%

Qts0.38 –

Vas22 L +54%

BL11 T·m –

Xmax5.5 mm +20%

Sensitivity93 dB −1.2

SB AudienceROSSO-8CX250

No current price

Fs70 Hz −11%

Qts0.32 −16%

Vas15.8 L +10%

BL11.4 T·m –

Xmax5.4 mm +17%

Sensitivity93.7 dB −0.5

Search similar

Tune the match

Choose the published values that matter to your design. Size stays matched to this driver.

Qts

Qes

Vas

Xmax

Where to buy

Prices for delivery to the UK, including VAT. How prices work

Watch price

Shop	Price	Against the lowest	Stock	Link
Blue Aran Checked 24 Oct 2026 · 8 Ω · Source: inc VAT · 20%	£34.02		Due 2 Dec 2026	Visit shop at Blue Aran
Parts Express Checked 24 Oct 2026 · Ships from United States · Source: ex VAT Import VAT and duty may apply	£51.62		Back order	Visit shop at Parts Express

bits00 AUDIO

8-inch LF driver · WSF081 series · 45 mm voice coil · 150 W

Lavoce WSF081.82 8Ω

8 Ω · 80–5000 Hz

No price for delivery to the UK

All 2 offers

Open in 00 Simulator

Fs: 79Hz
Xmax: 4.6mm
SPL: 94dB
Pe: 150W
BL: 11.3T·m
Vd: 101cm³
Qts: 0.38
Vas: 14L

See all 24 specs

Specifications

Published by Lavoce

Manufacturer page

The published T/S values agree with each other

Thiele/Small

Fs: 79Hz
Qts: 0.38
Qes: 0.43
Qms: 3.0
Vas: 14.3L
Re: 5.7Ω
Le: 0.49mH

Motor and cone

BL: 11.3T·m
Sd: 220cm²
Mms: 19g
Xmax: 4.6mm
Vd †: 101cm³
Voice coil: 45mm

Power and response

Sensitivity †: 94.2dB
Manufacturer sensitivity: 95.5dB
Power: 150W
Impedance: 8Ω
Min. impedance: 6.5Ω
Range: 80–5000Hz
EBP †: 184 · Leans vented

Size and mounting

Weight: 2.3kg

Other published values

Cms: 0.21mm/N
Xmech: 7.1
Power Program: 300

Sensitivity shows 94.2 dB, calculated from the T/S values. Lavoce publishes 95.5 dB, 1.3 dB apart.

† Calculated by bits from the published values

What this validation status means

Everything else Lavoce lists

LF · Primary · 8″

BL: 11.3T·m
Fs: 79Hz
Le: 0.49mH
Re: 5.7Ω
Sd: 220cm²
Cms: 0.21mm/N
Mms: 19g
Qes: 0.43
Qms: 3.0
Qts: 0.38
SPL: 94.2dB
Vas: 14.3L
Xmax: 4.6mm
Xmech: 7.1
Power: 150W
Impedance: 8Ω
Sensitivity: 95.5dB
Low limit: 80Hz
Power Program: 300
Calculated sensitivity †: 94.2dB
High limit: 5000Hz
Manufacturer sensitivity: 95.5dB
Min. impedance: 6.5Ω
Voice coil: 45mm
Weight: 2.3kg

Compare

Same-size drivers, compared with the WSF081.82. Clear differences are green when better and red when worse.

This driverWSF081.82

Best price

–

79 Hz

Qts

0.38

Vas

14.3 L

11.3 T·m

Xmax

4.6 mm

Sensitivity

94.2 dB

Power

150 W

PeerlessFSL-0818R01-08

£33.66

Fs74 Hz −6%

Qts0.37 –

Vas15.9 L +11%

BL11.3 T·m –

Xmax4.3 mm −5%

Sensitivity93.9 dB –

FaitalPRO8FE300

£43.52

Fs70 Hz −11%

Qts0.44 +16%

Vas15.7 L +10%

BL11.3 T·m –

Xmax5.5 mm +20%

Sensitivity92.7 dB −1.5

SB AudienceBIANCO-8MW250

£49.00

Fs74 Hz −6%

Qts0.40 +5%

Vas13.8 L −3%

BL11 T·m –

Xmax6.5 mm +41%

Sensitivity93 dB −1.2

FaneSOVEREIGN 8-225

£49.00

Fs62 Hz −22%

Qts0.38 –

Vas22 L +54%

BL11 T·m –

Xmax5.5 mm +20%

Sensitivity93 dB −1.2

HiViF8

£52.71

Fs37 Hz −53%

Qts0.40 +5%

Vas38.8 L +171%

BL10.3 T·m −8%

Xmax5 mm +9%

Sensitivity88.5 dB −5.7

CelestionTRUVOX 0820

£59.70

Fs74 Hz −6%

Qts0.39 –

Vas17.3 L +21%

BL11.5 T·m –

Xmax5 mm +9%

Sensitivity94.3 dB –

FaitalPRO8PR200

£73.79

Fs58 Hz −27%

Qts0.37 –

Vas16.9 L +18%

BL11.5 T·m –

Xmax8.2 mm +77%

Sensitivity91.4 dB −2.8

CIAREPWA8.50

£77.03

Fs74 Hz −6%

Qts0.38 –

Vas12 L −16%

BL12.7 T·m +13%

Xmax6.8 mm +48%

Sensitivity92.8 dB −1.4

B&C8PS21

£79.73

Fs73 Hz −8%

Qts0.33 −13%

Vas14 L –

BL12.6 T·m +12%

Xmax5 mm +9%

Sensitivity93.8 dB –

B&C8CL51

£84.57

Fs69 Hz −13%

Qts0.41 +8%

Vas12.5 L −13%

BL12 T·m +7%

Xmax6.5 mm +41%

Sensitivity91.7 dB −2.5

B&C8NDL51

£89.68

Fs66 Hz −16%

Qts0.37 –

Vas14 L –

BL12.4 T·m +10%

Xmax7 mm +52%

Sensitivity91.9 dB −2.3

PRV Audio8MR600X

£94.57

Fs77 Hz –

Qts0.40 +5%

Vas20.0 L +40%

BL10.5 T·m −6%

Xmax5.3 mm +14%

Sensitivity95.3 dB +1.1

CIARENDI8

£103.24

Fs81 Hz –

Qts0.33 −13%

Vas13 L −9%

BL12.8 T·m +14%

Xmax4.5 mm –

Sensitivity94.9 dB +0.7

Sica8 FE 2 CP

£104.62

Fs67 Hz −15%

Qts0.32 −16%

Vas16.9 L +18%

BL12.3 T·m +9%

Xmax4.5 mm –

Sensitivity93.4 dB −0.8

WavecorSW178WA01

£120.66

Fs38 Hz −52%

Qts0.36 −4%

Vas12.2 L −15%

BL12 T·m +7%

Xmax5 mm +9%

Sensitivity84.6 dB −9.6

FaitalPRO8HX150

£135.13

Fs76 Hz −4%

Qts0.41 +8%

Vas13 L −9%

BL11.6 T·m +3%

Xmax4.9 mm +7%

Sensitivity93.3 dB −0.9

LavoceCSF082.00K

£141.38

Fs81 Hz –

Qts0.40 +5%

Vas14.8 L +4%

BL11.0 T·m –

Xmax5 mm +9%

Sensitivity94.5 dB –

B&C8CX21

£151.61

Fs74 Hz −6%

Qts0.36 −5%

Vas15 L +5%

BL11.5 T·m –

Xmax5.5 mm +20%

Sensitivity94 dB –

SB AudienceNERO-8MWN400D

£152.56

Fs63 Hz −20%

Qts0.38 –

Vas13.9 L –

BL11.9 T·m +6%

Xmax6.7 mm +46%

Sensitivity91.3 dB −2.9

Oberton8NCX

No current price

Fs77 Hz –

Qts0.40 +5%

Vas14.9 L +4%

BL10.1 T·m −10%

Xmax5.3 mm +14%

Sensitivity94 dB –

JensenBS8N250A-8

No current price

Fs59 Hz −25%

Qts0.37 –

Vas14.9 L +4%

BL12.8 T·m +14%

Xmax5 mm +9%

Sensitivity91 dB −3.2

CIARECMI200ND

No current price

Fs80 Hz –

Qts0.37 –

Vas12.5 L −13%

BL8.8 T·m −22%

Xmax4.5 mm –

Sensitivity94.2 dB –

LavoceFBASS08-18

No current price

Fs53 Hz −33%

Qts0.40 +5%

Vas23.6 L +65%

BL11.4 T·m –

Xmax4.5 mm –

Sensitivity91.2 dB −3

Oberton8CX

No current price

Fs76 Hz −4%

Qts0.40 +5%

Vas16.8 L +18%

BL9.4 T·m −16%

Xmax5.3 mm +14%

Sensitivity94.3 dB –

PRV AudioMT8MB600CF-NDY-4

No current price

Fs65 Hz −18%

Qts0.37 –

Vas18.8 L +31%

BL9.3 T·m −17%

Xmax4.8 mm +3%

Sensitivity93.3 dB −0.9

MonacorSP-308CX

No current price

Fs80 Hz –

Qts0.36 −5%

Vas15.4 L +8%

BL12.1 T·m +8%

Xmax2.5 mm −46%

Sensitivity94.7 dB +0.5

CIARECMI200

No current price

Fs80 Hz –

Qts0.34 −11%

Vas12 L −16%

BL9.6 T·m −15%

Xmax4.5 mm –

Sensitivity94.4 dB –

Tang BandW8-1363SBF

No current price

Fs32 Hz −59%

Qts0.39 –

Vas13.4 L −7%

BL13.0 T·m +16%

Xmax12 mm +161%

Sensitivity82.1 dB −12.1

FaneSOVEREIGN PRO 8-225

No current price

Fs62 Hz −22%

Qts0.38 –

Vas22 L +54%

BL11 T·m –

Xmax5.5 mm +20%

Sensitivity93 dB −1.2

SB AudienceROSSO-8CX250

No current price

Fs70 Hz −11%

Qts0.32 −16%

Vas15.8 L +10%

BL11.4 T·m –

Xmax5.4 mm +17%

Sensitivity93.7 dB −0.5

Search similar

Tune the match

Choose the published values that matter to your design. Size stays matched to this driver.

Qts

Qes

Vas

Xmax

Where to buy

Prices for delivery to the UK, including VAT. How prices work

Watch price

Shop	Price	Against the lowest	Stock	Link
Blue Aran Checked 24 Oct 2026 · 8 Ω · Source: inc VAT · 20%	£34.02		Due 2 Dec 2026	Visit shop at Blue Aran
Parts Express Checked 24 Oct 2026 · Ships from United States · Source: ex VAT Import VAT and duty may apply	£51.62		Back order	Visit shop at Parts Express