PeerlessSDS-P830657
£25.39Fs48 Hz −24%, better
Qts0.47 +3%
Vas20.1 L −12%, better
BL6.9 T·m +62%, better
Xmax5.5 mm −9%
Sensitivity88 dB −4.5, worse
7-inch LF driver · Fast series · 25 mm voice coil
Lii Audio FAST 6 4Ω
4 Ω · 75–20000 Hz
No current price
- Fs
- 63Hz
- Xmax
- 6mm
- SPL
- 93dB
- Pe
- –
- BL
- 4.3T·m
- Vd
- 80cm³
- Qts
- 0.46
- Vas
- 23L
Lii Audio FAST 6 is a 7-inch 4 ohm LF driver. The validated T/S data includes Fs 63 Hz, Qts 0.46, Vas 22.9 L, Xmax 6 mm, sensitivity 92.5 dB, plus 80 cm³ Vd and 122 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
- 63Hz
- Qts
- 0.46
- Qes
- 0.52
- Qms
- 3.8
- Vas
- 22.9L
- Re
- 3.4Ω
Motor and cone
- BL
- 4.3T·m
- Sd
- 133cm²
- Mms
- 7g
- Xmax
- 6mm
- Vd †
- 80cm³
- Voice coil
- 25mm
Power and response
- Sensitivity †
- 92.5dB
- Manufacturer sensitivity
- 93.1dB
- Impedance
- 4Ω
- Range
- 75–20000Hz
- EBP †
- 122 · Leans vented
Size and mounting
- Diameter
- 180mm
Other published values
- Power Peak
- 50
† Calculated by bits from the published values
What this validation status means
Everything else Lii Audio lists
LF · Primary · 7″
- BL
- 4.3T·m
- Fs
- 63Hz
- Re
- 3.4Ω
- Sd
- 133cm²
- Mms
- 7g
- Qes
- 0.52
- Qms
- 3.8
- Qts
- 0.46
- SPL
- 92.5dB
- Vas
- 22.9L
- Xmax
- 6mm
- Impedance
- 4Ω
- Power Peak
- 50
- Sensitivity
- 93.1dB
- Low limit
- 75Hz
- Calculated sensitivity †
- 92.5dB
- High limit
- 20000Hz
- Manufacturer sensitivity
- 93.1dB
- Voice coil
- 25mm
- Diameter
- 180mm
02
Compare
Same-size drivers, compared with the FAST 6. Clear differences are green when better and red when worse.
This driverFAST 6
Best price
–
Fs
63 Hz
Qts
0.46
Vas
22.9 L
BL
4.3 T·m
Xmax
6 mm
Sensitivity
92.5 dB
Power
–
REDCATT81FHW
£28.82Fs39 Hz −38%, better
Qts0.52 +14%, worse
Vas21.5 L −6%
BL8.3 T·m +94%, better
Xmax6.1 mm –
Sensitivity85.5 dB −7, worse
VisatonBG 20
£30.00Fs38 Hz −40%, better
Qts0.44 −3%
Vas110 L +379%, worse
BL6.1 T·m +43%, better
Xmax6 mm –
Sensitivity92.8 dB –
GRS8SMP-8
£30.25Fs41 Hz −35%, better
Qts0.46 –
Vas32.5 L +42%, worse
BL8.9 T·m +110%, better
Xmax5.5 mm −8%
Sensitivity88.1 dB −4.4, worse
CIAREHW159
£32.21Fs53 Hz −16%, better
Qts0.49 +8%
Vas19.4 L −15%, better
BL6.3 T·m +48%, better
Xmax5.8 mm −3%
Sensitivity88.8 dB −3.7, worse
Sica6.5 H 1.5 CP
£56.70Fs45 Hz −28%, better
Qts0.42 −8%
Vas20.2 L −12%, better
BL7.0 T·m +65%, better
Xmax6 mm –
Sensitivity88.2 dB −4.3, worse
Dayton AudioRS180P-4
£60.50Fs38 Hz −40%, better
Qts0.39 −14%, better
Vas27.3 L +19%, worse
BL4.7 T·m +10%
Xmax6 mm –
Sensitivity86.9 dB −5.6, worse
Dayton AudioRS180-4
£70.44Fs38 Hz −39%, better
Qts0.46 –
Vas21.2 L −8%
BL4.7 T·m +11%, better
Xmax6 mm –
Sensitivity85.1 dB −7.4, worse
Dayton AudioRS180S-8
£79.59Fs38 Hz −40%, better
Qts0.36 −21%, better
Vas23 L –
BL7.3 T·m +71%, better
Xmax6 mm –
Sensitivity86 dB −6.5, worse
WavecorWF166TU02
£97.58Fs50 Hz −20%, better
Qts0.48 +5%
Vas22.3 L –
BL5 T·m +17%, better
Xmax3 mm −50%, worse
Sensitivity89.5 dB −3, worse
WavecorWF168WA01
£97.90Fs48 Hz −24%, better
Qts0.43 −5%
Vas24.6 L +7%
BL5.1 T·m +20%, better
Xmax3 mm −50%, worse
Sensitivity89.6 dB −2.9, worse
B&C8MBX51
£113.58Fs68 Hz +8%
Qts0.38 −16%, better
Vas22 L −4%
BL13.7 T·m +222%, better
Xmax6 mm –
Sensitivity94.1 dB +1.6
CelestionNTR08-2011D
£125.00Fs85 Hz +35%, worse
Qts0.44 −4%
Vas10.3 L −55%, better
BL12.0 T·m +181%, better
Xmax6 mm –
Sensitivity92.7 dB –
£127.16
Fs43 Hz −32%, better
Qts0.37 −19%, better
Vas22 L −4%
BL6.9 T·m +62%, better
Xmax6 mm –
Sensitivity87.9 dB −4.6, worse
Tang BandW8-2314
£296.62Fs38 Hz −40%, better
Qts0.46 –
Vas49.5 L +116%, worse
BL6.1 T·m +43%, better
Xmax6 mm –
Sensitivity89 dB −3.5, worse
Tang BandW8-670Q
No current priceFs38 Hz −40%, better
Qts0.46 –
Vas24.9 L +9%
BL12.3 T·m +188%, better
Xmax7 mm +17%, better
Sensitivity86.3 dB −6.2, worse
CIARECW170
No current priceFs55 Hz −13%, better
Qts0.47 +3%
Vas18 L −22%, better
BL4.6 T·m +8%
Xmax4.3 mm −28%, worse
Sensitivity89.3 dB −3.2, worse
LavoceNBASS08-20
No current priceFs55 Hz −13%, better
Qts0.48 +5%
Vas18.4 L −20%, better
BL11.3 T·m +166%, better
Xmax6.5 mm +8%
Sensitivity89.9 dB −2.6, worse
WavecorWF166TU01
No current priceFs50 Hz −20%, better
Qts0.45 –
Vas23.2 L –
BL5.2 T·m +22%, better
Xmax3.5 mm −42%, worse
Sensitivity89.9 dB −2.6, worse
Tang BandW6-2090
No current priceFs50 Hz −20%, better
Qts0.49 +8%
Vas13.1 L −43%, better
BL4.1 T·m –
Xmax4.8 mm −20%, worse
Sensitivity86.8 dB −5.7, worse
REDCATT61FHM-1
No current priceFs35 Hz −44%, better
Qts0.53 +16%, worse
Vas28.6 L +25%, worse
BL5.0 T·m +18%, better
Xmax6.4 mm +7%
Sensitivity85.5 dB −7, worse
HiViS6.5
No current priceFs47 Hz −25%, better
Qts0.42 −8%
Vas18.4 L −20%, better
BL6.4 T·m +50%, better
Xmax5.8 mm −3%
Sensitivity88.1 dB −4.4, worse
HiViS6.5RMKII
No current priceFs52 Hz −17%, better
Qts0.48 +5%
Vas15.7 L −32%, better
BL6.4 T·m +50%, better
Xmax5.8 mm −3%
Sensitivity88.1 dB −4.4, worse
WavecorWF182BD11
No current priceFs34 Hz −46%, better
Qts0.42 −8%
Vas24.3 L +6%
BL8.2 T·m +92%, better
Xmax5.5 mm −8%
Sensitivity85.4 dB −7.1, worse
WavecorWF182BD19
No current priceFs34 Hz −46%, better
Qts0.42 −8%
Vas24.3 L +6%
BL8.2 T·m +92%, better
Xmax5.5 mm −8%
Sensitivity85.4 dB −7.1, worse
PeerlessFSL-0615R01-08
No current priceFs84 Hz +34%, worse
Qts0.45 –
Vas6.7 L −71%, better
BL8.5 T·m +99%, better
Xmax6 mm –
Sensitivity91 dB −1.5
WavecorWF168OM01
No current priceFs39 Hz −38%, better
Qts0.45 –
Vas29.5 L +29%, worse
BL4.8 T·m +13%, better
Xmax4.2 mm −30%, worse
Sensitivity87.7 dB −4.8, worse
HiViSS6.5
No current priceFs42 Hz −33%, better
Qts0.39 −14%, better
Vas24.8 L +8%
BL6.4 T·m +50%, better
Xmax5.8 mm −3%
Sensitivity88.1 dB −4.4, worse
Tang BandW6-1916
No current priceFs60 Hz −5%
Qts0.46 –
Vas23.7 L +3%
BL5.8 T·m +36%, better
Xmax5 mm −17%, worse
Sensitivity91.2 dB −1.3
VisatonBG 20 - 8 OHM
No current priceFs38 Hz −40%, better
Qts0.44 −3%
Vas110 L +379%, worse
BL6.1 T·m +43%, better
Xmax6 mm –
Sensitivity92.8 dB –
Tune the match
Choose the published values that matter to your design. Size stays matched to this driver.
Qts
Qes
VasL
Xmaxmm
BLTm
No current price found. Pricing may appear after the next vendor refresh.