Scanspeak15W/8424G00
£49.40Fs46 Hz +28%, worse
Qts0.25 −7%
Vas14.5 L −36%, better
BL6.6 T·m −20%, worse
Xmax2.6 mm −10%, worse
Sensitivity89.2 dB +1.4
6.5-inch LF driver · PTT series · 39 mm voice coil · 80 W
Purifi PTT6.5M04-NAA-08 4Ω
4 Ω
No current price
- Fs
- 36Hz
- Xmax
- 2.9mm
- SPL
- 88dB
- Pe
- 80W
- BL
- 8.2T·m
- Vd
- 38cm³
- Qts
- 0.27
- Vas
- 23L
Purifi PTT6.5M04-NAA-08 is a 6.5-inch 4 ohm LF driver rated at 80 W RMS. The validated T/S data includes Fs 36 Hz, Qts 0.27, Vas 22.7 L, Xmax 2.9 mm, sensitivity 87.8 dB, plus 38 cm³ Vd and 129 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
- 36Hz
- Qts
- 0.27
- Qes
- 0.28
- Qms
- 6.8
- Vas
- 22.7L
- Re
- 3.9Ω
- Le
- 0.27mH
Motor and cone
- BL
- 8.2T·m
- Sd
- 133cm²
- Mms
- 22g
- Xmax
- 2.9mm
- Vd †
- 38cm³
- Voice coil
- 39mm
Power and response
- Sensitivity †
- 87.8dB
- Manufacturer sensitivity
- 90.3dB
- Power
- 80W
- Impedance
- 4Ω
- Min. impedance
- 4.3Ω
- Crossover
- 200Hz
- EBP †
- 129 · Leans vented
Size and mounting
- Diameter
- 176mm
- Cutout
- 148mm
- Bolt circle
- 166mm
- Weight
- 1.8kg
Other published values
- Cms
- 0.91mm/N
- Rms
- 0.72kg/s
- Xmech
- 14.5
- Power Peak
- 200
Other dimensions
- Mounting Depth
- 85.2
Sensitivity shows 87.8 dB, calculated from the T/S values. Purifi publishes 90.3 dB, 2.5 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else Purifi lists
MF · Primary · 6.5″
- BL
- 8.2T·m
- Fs
- 36Hz
- Le
- 0.27mH
- Re
- 3.9Ω
- Sd
- 133cm²
- Cms
- 0.91mm/N
- Mms
- 22g
- Qes
- 0.28
- Qms
- 6.8
- Qts
- 0.27
- Rms
- 0.72kg/s
- SPL
- 87.8dB
- Vas
- 22.7L
- Xmax
- 2.9mm
- Xmech
- 14.5
- Power
- 80W
- Impedance
- 4Ω
- Power Peak
- 200
- Sensitivity
- 90.3dB
- Calculated sensitivity †
- 87.8dB
- Manufacturer sensitivity
- 90.3dB
- Min. impedance
- 4.3Ω
- Voice coil
- 39mm
- Crossover
- 200Hz
- Weight
- 1.8kg
- Diameter
- 176mm
- Mounting Depth
- 85.2
- Cutout
- 148mm
- Bolt circle
- 166mm
02
Compare
Same-size drivers, compared with the PTT6.5M04-NAA-08. Clear differences are green when better and red when worse.
This driverPTT6.5M04-NAA-08
Best price
–
Fs
36 Hz
Qts
0.27
Vas
22.7 L
BL
8.2 T·m
Xmax
2.9 mm
Sensitivity
87.8 dB
Power
80 W
SB AcousticsSB17NRX2L35-4
£59.85Fs41 Hz +14%, worse
Qts0.25 −7%
Vas21.9 L −4%
BL6.5 T·m −21%, worse
Xmax4.8 mm +66%, better
Sensitivity89.7 dB +1.9
SB AcousticsSB17NRX2L35-8
£71.13Fs38 Hz +5%
Qts0.28 +4%
Vas26.1 L +15%, worse
BL7.8 T·m −4%
Xmax4.8 mm +66%, better
Sensitivity88.7 dB +0.9
REDCATT6FHM
£82.06Fs36 Hz –
Qts0.29 +7%
Vas26.1 L +15%, worse
BL9.9 T·m +21%, better
Xmax4.3 mm +47%, better
Sensitivity88.3 dB +0.5
ETON7-612/C8/32 RP
£96.25Fs37 Hz –
Qts0.30 +11%, worse
Vas28 L +23%, worse
BL8.6 T·m +5%
Xmax4.5 mm +55%, better
Sensitivity88.5 dB +0.7
Scanspeak18W/8545K00
£144.00Fs28 Hz −22%, better
Qts0.28 +4%
Vas46.4 L +104%, worse
BL8.2 T·m –
Xmax6.5 mm +124%, better
Sensitivity87.3 dB −0.5
MonacorSPH-170C
£144.60Fs38 Hz +6%
Qts0.26 −4%
Vas24 L +6%
BL9.4 T·m +15%, better
Xmax4 mm +38%, better
Sensitivity88.9 dB +1.1
Scanspeak15M/4531K00
£150.70Fs42 Hz +17%, worse
Qts0.27 –
Vas16 L −30%, better
BL6 T·m −27%, worse
Xmax3 mm +3%
Sensitivity88.3 dB +0.5
WavecorWF182BD13
£157.84Fs38 Hz +6%
Qts0.26 −4%
Vas20.8 L −8%
BL6.9 T·m −16%, worse
Xmax5.5 mm +90%, better
Sensitivity88.3 dB +0.5
WavecorWF182BD03
£190.66Fs39 Hz +8%
Qts0.29 +7%
Vas24.4 L +7%
BL6.8 T·m −18%, worse
Xmax5.5 mm +90%, better
Sensitivity88.9 dB +1.1
WavecorWF182BD08
£190.66Fs33 Hz −7%
Qts0.29 +7%
Vas32.4 L +43%, worse
BL8.5 T·m +4%
Xmax5.5 mm +90%, better
Sensitivity88.1 dB –
WavecorWF182BD16
£191.74Fs37 Hz –
Qts0.30 +11%, worse
Vas23 L –
BL8.5 T·m +4%
Xmax5.5 mm +90%, better
Sensitivity87.8 dB –
AccutonC158-6-851
£293.02Fs31 Hz −14%, better
Qts0.28 +4%
Vas25.7 L +13%, worse
BL8.7 T·m +6%
Xmax5 mm +72%, better
Sensitivity86.2 dB −1.6
Scanspeak15WU/8741T00
£301.39Fs35 Hz –
Qts0.26 −4%
Vas19.9 L −12%, better
BL7.5 T·m −9%
Xmax9 mm +210%, better
Sensitivity86.9 dB −0.9
£373.14
Fs34 Hz −6%
Qts0.26 −4%
Vas30 L +32%, worse
BL8.4 T·m –
Xmax5 mm +72%, better
Sensitivity88 dB –
PurifiPTT6.5M08-NAA-08
No current priceFs38 Hz +6%
Qts0.31 +15%, worse
Vas21.6 L −5%
BL9.6 T·m +17%, better
Xmax2.9 mm –
Sensitivity87.6 dB –
PurifiPTT6.5W04-NFA-06
No current priceFs32 Hz −11%, better
Qts0.26 −4%
Vas28.3 L +25%, worse
BL7.6 T·m −7%
Xmax5.9 mm +103%, better
Sensitivity87.2 dB −0.6
No photo
PHL Audio1343
No current priceFs40 Hz +11%, worse
Qts0.28 +4%
Vas29.9 L +32%, worse
BL8.1 T·m –
Xmax5 mm +72%, better
Sensitivity90.2 dB +2.4, better
No photo
PHL Audio1343NDU
No current priceFs40 Hz +11%, worse
Qts0.28 +4%
Vas29.9 L +32%, worse
BL8.1 T·m –
Xmax5 mm +72%, better
Sensitivity90.2 dB +2.4, better
PurifiPTT6.5X04-NFA-06
No current priceFs30 Hz −17%, better
Qts0.29 +7%
Vas25.9 L +14%, worse
BL7.9 T·m −4%
Xmax9.8 mm +238%, better
Sensitivity85.7 dB −2.1, worse
Dayton AudioPM180-8
No current priceFs53 Hz +48%, worse
Qts0.28 +4%
Vas28 L +23%, worse
BL7.7 T·m −6%
Xmax4.6 mm +59%, better
Sensitivity93.5 dB +5.7, better
PurifiPTT6.5W04-NAA-08
No current priceFs33 Hz −8%
Qts0.30 +11%, worse
Vas23.3 L –
BL7.7 T·m −6%
Xmax5.9 mm +103%, better
Sensitivity86.3 dB −1.5
WavecorWF182BD14
No current priceFs36 Hz –
Qts0.25 −7%
Vas23 L –
BL6.9 T·m −16%, worse
Xmax5.5 mm +90%, better
Sensitivity88.2 dB –
Acoustic EleganceTD6M-8
No current priceFs76 Hz +111%, worse
Qts0.27 –
Vas9.2 L −59%, better
BL10.6 T·m +29%, better
Xmax3 mm +3%
Sensitivity93.5 dB +5.7, better
No photo
PHL Audio1362
No current priceFs39 Hz +8%
Qts0.28 +4%
Vas34.8 L +53%, worse
BL8.1 T·m –
Xmax5 mm +72%, better
Sensitivity90.4 dB +2.6, better
No photo
PHL Audio1362NDU
No current priceFs39 Hz +8%
Qts0.28 +4%
Vas34.8 L +53%, worse
BL8.1 T·m –
Xmax5 mm +72%, better
Sensitivity90.4 dB +2.6, better
No photo
PHL Audio1752
No current priceFs119 Hz +231%, worse
Qts0.27 –
Vas4.4 L −81%, better
BL12.5 T·m +52%, better
Xmax3 mm +3%
Sensitivity96 dB +8.2, better
KartesianWOM165_VMS
No current priceFs39 Hz +8%
Qts0.27 –
Vas22.1 L –
BL8.8 T·m +7%
Xmax4.5 mm +55%, better
Sensitivity90 dB +2.2, better
No current price
Fs32 Hz −11%, better
Qts0.30 +11%, worse
Vas29 L +28%, worse
BL8.5 T·m +4%
Xmax5 mm +72%, better
Sensitivity86.8 dB −1
CIAREPM160
No current priceFs66 Hz +83%, worse
Qts0.31 +15%, worse
Vas17.7 L −22%, better
BL8 T·m –
Xmax1.8 mm −38%, worse
Sensitivity94 dB +6.2, better
Tune the match
Choose the published values that matter to your design. Size stays matched to this driver.
Qts
Qes
VasL
Xmaxmm
BLTm
No current price found. Pricing may appear after the next vendor refresh.