8-inch LF driver · SS series · 35 mm voice coil · 80 W

HiVi SS8II 5Ω

Name: HiVi SS8II 5 Ohm
Brand: HiVi
SKU: SS8II

5 Ω

No current price

View offers

Open in 00 Simulator

Fs: 32Hz
Xmax: 5.8mm
SPL: 90dB
Pe: 80W
BL: 8.5T·m
Vd: 133cm³
Qts: 0.32
Vas: 62L

See all 20 specs

Specifications

Published by HiVi

Manufacturer page

Datasheet PDF

HiVi SS8II is an 8-inch 5 ohm LF driver rated at 80 W RMS. The validated T/S data includes Fs 32 Hz, Qts 0.32, Vas 61.6 L, Xmax 5.8 mm, sensitivity 89.8 dB, plus 133 cm³ Vd and 94 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: 32Hz
Qts: 0.32
Qes: 0.34
Qms: 4.3
Vas: 61.6L
Re: 4.2Ω

Motor and cone

BL: 8.5T·m
Sd Derived: 230cm²
Mms: 30g
Xmax: 5.8mm
Vd †: 133cm³
Voice coil: 35mm

Power and response

Sensitivity †: 89.8dB
Manufacturer sensitivity: 92dB
Power: 80W
Impedance: 5Ω
EBP †: 94 · Sealed or vented

Size and mounting

Weight: 2.3kg

Other published values

Cms: 0.84mm/N
Power Peak: 160

Sensitivity shows 89.8 dB, calculated from the T/S values. HiVi publishes 92.0 dB, 2.2 dB apart.

† Calculated by bits from the published values

What this validation status means

Everything else HiVi lists

LF · Primary · 8″

BL: 8.5T·m
Fs: 32Hz
Re: 4.2Ω
Sd: 230cm²
Cms: 0.84mm/N
Mms: 30g
Qes: 0.34
Qms: 4.3
Qts: 0.32
SPL: 89.8dB
Vas: 61.6L
Xmax: 5.8mm
Power: 80W
Impedance: 5Ω
Power Peak: 160
Sensitivity: 92dB
Calculated sensitivity †: 89.8dB
Manufacturer sensitivity: 92dB
Voice coil: 35mm
Weight: 2.3kg

Compare

Same-size drivers, compared with the SS8II. Clear differences are green when better and red when worse.

This driverSS8II

Best price

–

32 Hz

Qts

0.32

Vas

61.6 L

8.5 T·m

Xmax

5.8 mm

Sensitivity

89.8 dB

Power

80 W

SB AcousticsSB20PFCR30-4

£31.27

Fs34 Hz +6%

Qts0.33 +3%

Vas66.2 L +7%

BL6.6 T·m −22%

Xmax5.8 mm –

Sensitivity90.5 dB +0.7

SB AcousticsSB20PFCR30-8

£33.10

Fs34 Hz +6%

Qts0.37 +16%

Vas66.2 L +7%

BL7.7 T·m −9%

Xmax5.8 mm –

Sensitivity89.8 dB –

SB AcousticsSB20PFC30-4

£35.19

Fs34 Hz +5%

Qts0.33 +3%

Vas66.2 L +7%

BL6.6 T·m −22%

Xmax5.8 mm –

Sensitivity90.4 dB +0.6

SB AcousticsSB20PFC30-8

£35.19

Fs34 Hz +6%

Qts0.37 +16%

Vas66.2 L +7%

BL7.7 T·m −9%

Xmax5.7 mm –

Sensitivity89.8 dB –

Dayton AudioDS215-8

£49.65

Fs34 Hz +7%

Qts0.31 −3%

Vas43.1 L −30%

BL9.9 T·m +16%

Xmax5.5 mm −5%

Sensitivity88.6 dB −1.2

VisatonW 200 S

£50.26

Fs30 Hz −6%

Qts0.33 +3%

Vas70 L +14%

BL9 T·m +6%

Xmax3.5 mm −40%

Sensitivity89.2 dB −0.6

HiViC8

£61.69

Fs35 Hz +9%

Qts0.36 +12%

Vas56.1 L −9%

BL9.8 T·m +15%

Xmax5.9 mm –

Sensitivity89.6 dB –

Eighteen Sound8NMB420

£121.21

Fs59 Hz +84%

Qts0.31 −3%

Vas31 L −50%

BL7 T·m −18%

Xmax5.8 mm –

Sensitivity94.8 dB +5

VisatonGF 200

£132.76

Fs30 Hz −6%

Qts0.34 +6%

Vas68 L +10%

BL9.2 T·m +8%

Xmax6 mm +3%

Sensitivity89 dB −0.8

Scanspeak18W/8545K00

£144.00

Fs28 Hz −13%

Qts0.28 −12%

Vas46.4 L −25%

BL8.2 T·m −4%

Xmax6.5 mm +12%

Sensitivity87.3 dB −2.5

SB AcousticsMW19P-8

£167.53

Fs30 Hz −8%

Qts0.29 −9%

Vas61 L –

BL7.7 T·m −9%

Xmax6.7 mm +16%

Sensitivity88.9 dB −0.9

SB AcousticsMW19PNW-8

£170.93

Fs30 Hz −8%

Qts0.29 −9%

Vas61 L –

BL7.7 T·m −9%

Xmax6.7 mm +16%

Sensitivity88.9 dB −0.9

SEASH1471-08 CA22RNY

£171.54

Fs34 Hz +6%

Qts0.30 −6%

Vas82 L +33%

BL8.5 T·m –

Xmax6 mm +3%

Sensitivity91.5 dB +1.7

WavecorWF182BD08

£190.78

Fs33 Hz +4%

Qts0.29 −9%

Vas32.4 L −47%

BL8.5 T·m –

Xmax5.5 mm −5%

Sensitivity88.1 dB −1.7

WavecorWF182BD16

£191.87

Fs37 Hz +16%

Qts0.30 −6%

Vas23 L −63%

BL8.5 T·m –

Xmax5.5 mm −5%

Sensitivity87.8 dB −2

Eighteen Sound8CX401F

£199.68

Fs56 Hz +75%

Qts0.34 +6%

Vas23.9 L −61%

BL9.3 T·m +9%

Xmax5.8 mm –

Sensitivity92.5 dB +2.7

Scanspeak21W/8555-10

£217.80

Fs20 Hz −38%

Qts0.31 −3%

Vas134 L +118%

BL8.2 T·m −4%

Xmax6.5 mm +12%

Sensitivity87.1 dB −2.7

SB AcousticsMW19TX-8

£284.04

Fs33 Hz +3%

Qts0.33 +3%

Vas53.4 L −13%

BL7.5 T·m −12%

Xmax6.7 mm +16%

Sensitivity89.4 dB –

SEASE0045-08S W22NY001

£309.97

Fs33 Hz +3%

Qts0.30 −6%

Vas72 L +17%

BL8.8 T·m +4%

Xmax7 mm +21%

Sensitivity90.6 dB +0.8

Scanspeak21WE/4542T00

£670.26

Fs38 Hz +19%

Qts0.28 −12%

Vas54 L −12%

BL8.2 T·m −4%

Xmax7.2 mm +24%

Sensitivity92 dB +2.2

RS SpeakersW 220.50 FIBONACCI

No current price

Fs33 Hz +4%

Qts0.36 +12%

Vas55.6 L −10%

BL8.6 T·m –

Xmax6 mm +3%

Sensitivity89.3 dB −0.5

WavecorWF182BD15

No current price

Fs39 Hz +22%

Qts0.32 –

Vas20.8 L −66%

BL8.5 T·m –

Xmax5.5 mm −5%

Sensitivity87.8 dB −2

SB AcousticsMW19PF-8

No current price

Fs30 Hz −6%

Qts0.34 +6%

Vas63 L –

BL7 T·m −18%

Xmax6.5 mm +12%

Sensitivity88.7 dB −1.1

WavecorWF182BD07

No current price

Fs40 Hz +25%

Qts0.34 +6%

Vas24.4 L −60%

BL8.5 T·m –

Xmax5.5 mm −5%

Sensitivity88.5 dB −1.3

Tang BandW8-2096B

No current price

Fs32 Hz –

Qts0.32 –

Vas57.9 L −6%

BL8.0 T·m −6%

Xmax8.5 mm +47%

Sensitivity89.1 dB −0.7

HiViSS8IIR

No current price

Fs33 Hz +3%

Qts0.28 −12%

Vas59.6 L −3%

BL9.2 T·m +8%

Xmax4.8 mm −17%

Sensitivity90.7 dB +0.9

Audio Technology8 A 77 20 06 SD

No current price

Fs30 Hz −6%

Qts0.30 −6%

Vas67 L +9%

BL9.3 T·m +9%

Xmax8 mm +38%

Sensitivity89.2 dB −0.6

HiViE8N

No current price

Fs35 Hz +9%

Qts0.33 +3%

Vas52.5 L −15%

BL10.4 T·m +22%

Xmax4.9 mm −16%

Sensitivity89.9 dB –

HiViSS8

No current price

Fs30 Hz −6%

Qts0.33 +3%

Vas83.3 L +35%

BL6.8 T·m −20%

Xmax6 mm +3%

Sensitivity89.6 dB –

HiViC8N

No current price

Fs38 Hz +19%

Qts0.32 –

Vas47.8 L −22%

BL10.7 T·m +26%

Xmax4.9 mm −16%

Sensitivity90.7 dB +0.9

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

No current price found. Pricing may appear after the next vendor refresh.

bits00 AUDIO

8-inch LF driver · SS series · 35 mm voice coil · 80 W

HiVi SS8II 5Ω

5 Ω

No current price

View offers

Open in 00 Simulator

Fs: 32Hz
Xmax: 5.8mm
SPL: 90dB
Pe: 80W
BL: 8.5T·m
Vd: 133cm³
Qts: 0.32
Vas: 62L

See all 20 specs

Specifications

Published by HiVi

Manufacturer page

Datasheet PDF

The published T/S values agree with each other

Thiele/Small

Fs: 32Hz
Qts: 0.32
Qes: 0.34
Qms: 4.3
Vas: 61.6L
Re: 4.2Ω

Motor and cone

BL: 8.5T·m
Sd Derived: 230cm²
Mms: 30g
Xmax: 5.8mm
Vd †: 133cm³
Voice coil: 35mm

Power and response

Sensitivity †: 89.8dB
Manufacturer sensitivity: 92dB
Power: 80W
Impedance: 5Ω
EBP †: 94 · Sealed or vented

Size and mounting

Weight: 2.3kg

Other published values

Cms: 0.84mm/N
Power Peak: 160

Sensitivity shows 89.8 dB, calculated from the T/S values. HiVi publishes 92.0 dB, 2.2 dB apart.

† Calculated by bits from the published values

What this validation status means

Everything else HiVi lists

LF · Primary · 8″

BL: 8.5T·m
Fs: 32Hz
Re: 4.2Ω
Sd: 230cm²
Cms: 0.84mm/N
Mms: 30g
Qes: 0.34
Qms: 4.3
Qts: 0.32
SPL: 89.8dB
Vas: 61.6L
Xmax: 5.8mm
Power: 80W
Impedance: 5Ω
Power Peak: 160
Sensitivity: 92dB
Calculated sensitivity †: 89.8dB
Manufacturer sensitivity: 92dB
Voice coil: 35mm
Weight: 2.3kg

Compare

Same-size drivers, compared with the SS8II. Clear differences are green when better and red when worse.

This driverSS8II

Best price

–

32 Hz

Qts

0.32

Vas

61.6 L

8.5 T·m

Xmax

5.8 mm

Sensitivity

89.8 dB

Power

80 W

SB AcousticsSB20PFCR30-4

£31.27

Fs34 Hz +6%

Qts0.33 +3%

Vas66.2 L +7%

BL6.6 T·m −22%

Xmax5.8 mm –

Sensitivity90.5 dB +0.7

SB AcousticsSB20PFCR30-8

£33.10

Fs34 Hz +6%

Qts0.37 +16%

Vas66.2 L +7%

BL7.7 T·m −9%

Xmax5.8 mm –

Sensitivity89.8 dB –

SB AcousticsSB20PFC30-4

£35.19

Fs34 Hz +5%

Qts0.33 +3%

Vas66.2 L +7%

BL6.6 T·m −22%

Xmax5.8 mm –

Sensitivity90.4 dB +0.6

SB AcousticsSB20PFC30-8

£35.19

Fs34 Hz +6%

Qts0.37 +16%

Vas66.2 L +7%

BL7.7 T·m −9%

Xmax5.7 mm –

Sensitivity89.8 dB –

Dayton AudioDS215-8

£49.65

Fs34 Hz +7%

Qts0.31 −3%

Vas43.1 L −30%

BL9.9 T·m +16%

Xmax5.5 mm −5%

Sensitivity88.6 dB −1.2

VisatonW 200 S

£50.26

Fs30 Hz −6%

Qts0.33 +3%

Vas70 L +14%

BL9 T·m +6%

Xmax3.5 mm −40%

Sensitivity89.2 dB −0.6

HiViC8

£61.69

Fs35 Hz +9%

Qts0.36 +12%

Vas56.1 L −9%

BL9.8 T·m +15%

Xmax5.9 mm –

Sensitivity89.6 dB –

Eighteen Sound8NMB420

£121.21

Fs59 Hz +84%

Qts0.31 −3%

Vas31 L −50%

BL7 T·m −18%

Xmax5.8 mm –

Sensitivity94.8 dB +5

VisatonGF 200

£132.76

Fs30 Hz −6%

Qts0.34 +6%

Vas68 L +10%

BL9.2 T·m +8%

Xmax6 mm +3%

Sensitivity89 dB −0.8

Scanspeak18W/8545K00

£144.00

Fs28 Hz −13%

Qts0.28 −12%

Vas46.4 L −25%

BL8.2 T·m −4%

Xmax6.5 mm +12%

Sensitivity87.3 dB −2.5

SB AcousticsMW19P-8

£167.53

Fs30 Hz −8%

Qts0.29 −9%

Vas61 L –

BL7.7 T·m −9%

Xmax6.7 mm +16%

Sensitivity88.9 dB −0.9

SB AcousticsMW19PNW-8

£170.93

Fs30 Hz −8%

Qts0.29 −9%

Vas61 L –

BL7.7 T·m −9%

Xmax6.7 mm +16%

Sensitivity88.9 dB −0.9

SEASH1471-08 CA22RNY

£171.54

Fs34 Hz +6%

Qts0.30 −6%

Vas82 L +33%

BL8.5 T·m –

Xmax6 mm +3%

Sensitivity91.5 dB +1.7

WavecorWF182BD08

£190.78

Fs33 Hz +4%

Qts0.29 −9%

Vas32.4 L −47%

BL8.5 T·m –

Xmax5.5 mm −5%

Sensitivity88.1 dB −1.7

WavecorWF182BD16

£191.87

Fs37 Hz +16%

Qts0.30 −6%

Vas23 L −63%

BL8.5 T·m –

Xmax5.5 mm −5%

Sensitivity87.8 dB −2

Eighteen Sound8CX401F

£199.68

Fs56 Hz +75%

Qts0.34 +6%

Vas23.9 L −61%

BL9.3 T·m +9%

Xmax5.8 mm –

Sensitivity92.5 dB +2.7

Scanspeak21W/8555-10

£217.80

Fs20 Hz −38%

Qts0.31 −3%

Vas134 L +118%

BL8.2 T·m −4%

Xmax6.5 mm +12%

Sensitivity87.1 dB −2.7

SB AcousticsMW19TX-8

£284.04

Fs33 Hz +3%

Qts0.33 +3%

Vas53.4 L −13%

BL7.5 T·m −12%

Xmax6.7 mm +16%

Sensitivity89.4 dB –

SEASE0045-08S W22NY001

£309.97

Fs33 Hz +3%

Qts0.30 −6%

Vas72 L +17%

BL8.8 T·m +4%

Xmax7 mm +21%

Sensitivity90.6 dB +0.8

Scanspeak21WE/4542T00

£670.26

Fs38 Hz +19%

Qts0.28 −12%

Vas54 L −12%

BL8.2 T·m −4%

Xmax7.2 mm +24%

Sensitivity92 dB +2.2

RS SpeakersW 220.50 FIBONACCI

No current price

Fs33 Hz +4%

Qts0.36 +12%

Vas55.6 L −10%

BL8.6 T·m –

Xmax6 mm +3%

Sensitivity89.3 dB −0.5

WavecorWF182BD15

No current price

Fs39 Hz +22%

Qts0.32 –

Vas20.8 L −66%

BL8.5 T·m –

Xmax5.5 mm −5%

Sensitivity87.8 dB −2

SB AcousticsMW19PF-8

No current price

Fs30 Hz −6%

Qts0.34 +6%

Vas63 L –

BL7 T·m −18%

Xmax6.5 mm +12%

Sensitivity88.7 dB −1.1

WavecorWF182BD07

No current price

Fs40 Hz +25%

Qts0.34 +6%

Vas24.4 L −60%

BL8.5 T·m –

Xmax5.5 mm −5%

Sensitivity88.5 dB −1.3

Tang BandW8-2096B

No current price

Fs32 Hz –

Qts0.32 –

Vas57.9 L −6%

BL8.0 T·m −6%

Xmax8.5 mm +47%

Sensitivity89.1 dB −0.7

HiViSS8IIR

No current price

Fs33 Hz +3%

Qts0.28 −12%

Vas59.6 L −3%

BL9.2 T·m +8%

Xmax4.8 mm −17%

Sensitivity90.7 dB +0.9

Audio Technology8 A 77 20 06 SD

No current price

Fs30 Hz −6%

Qts0.30 −6%

Vas67 L +9%

BL9.3 T·m +9%

Xmax8 mm +38%

Sensitivity89.2 dB −0.6

HiViE8N

No current price

Fs35 Hz +9%

Qts0.33 +3%

Vas52.5 L −15%

BL10.4 T·m +22%

Xmax4.9 mm −16%

Sensitivity89.9 dB –

HiViSS8

No current price

Fs30 Hz −6%

Qts0.33 +3%

Vas83.3 L +35%

BL6.8 T·m −20%

Xmax6 mm +3%

Sensitivity89.6 dB –

HiViC8N

No current price

Fs38 Hz +19%

Qts0.32 –

Vas47.8 L −22%

BL10.7 T·m +26%

Xmax4.9 mm −16%

Sensitivity90.7 dB +0.9

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

No current price found. Pricing may appear after the next vendor refresh.