HiViM6N
£20.93Fs46 Hz +44%, worse
Qts0.39 +11%, worse
Vas21.9 L +7%
BL7.8 T·m –
Xmax4.3 mm −56%, worse
Sensitivity89.1 dB +4.5, better
6.5-inch LF driver · PTT series · 39 mm voice coil · 80 W
Purifi PTT6.5X04-NAA-08 4Ω
4 Ω
No current price
- Fs
- 32Hz
- Xmax
- 9.8mm
- SPL
- 85dB
- Pe
- 80W
- BL
- 7.8T·m
- Vd
- 130cm³
- Qts
- 0.35
- Vas
- 21L
Purifi PTT6.5X04-NAA-08 is a 6.5-inch 4 ohm LF driver rated at 80 W RMS. The validated T/S data includes Fs 32 Hz, Qts 0.35, Vas 20.5 L, Xmax 9.8 mm, sensitivity 84.6 dB, plus 130 cm³ Vd and 86 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
- 0.35
- Qes
- 0.37
- Qms
- 7.5
- Vas
- 20.5L
- Re
- 3.7Ω
- Le
- 0.36mH
Motor and cone
- BL
- 7.8T·m
- Sd
- 133cm²
- Mms
- 30g
- Xmax
- 9.8mm
- Vd †
- 130cm³
- Voice coil
- 39mm
Power and response
- Sensitivity †
- 84.6dB
- Manufacturer sensitivity
- 86.8dB
- Power
- 80W
- Impedance
- 4Ω
- Min. impedance
- 4.2Ω
- EBP †
- 86 · Sealed or vented
Size and mounting
- Diameter
- 176mm
- Cutout
- 148mm
- Bolt circle
- 166mm
- Weight
- 1.8kg
Other published values
- Cms
- 0.82mm/N
- Rms
- 0.81kg/s
- Xmech
- 14.5
- Power Peak
- 250
Other dimensions
- Mounting Depth
- 85.2
Sensitivity shows 84.6 dB, calculated from the T/S values. Purifi publishes 86.8 dB, 2.2 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else Purifi lists
LF · Primary · 6.5″
- BL
- 7.8T·m
- Fs
- 32Hz
- Le
- 0.36mH
- Re
- 3.7Ω
- Sd
- 133cm²
- Cms
- 0.82mm/N
- Mms
- 30g
- Qes
- 0.37
- Qms
- 7.5
- Qts
- 0.35
- Rms
- 0.81kg/s
- SPL
- 84.6dB
- Vas
- 20.5L
- Xmax
- 9.8mm
- Xmech
- 14.5
- Power
- 80W
- Impedance
- 4Ω
- Power Peak
- 250
- Sensitivity
- 86.8dB
- Calculated sensitivity †
- 84.6dB
- Manufacturer sensitivity
- 86.8dB
- Min. impedance
- 4.2Ω
- Voice coil
- 39mm
- Weight
- 1.8kg
- Diameter
- 176mm
- Mounting Depth
- 85.2
- Cutout
- 148mm
- Bolt circle
- 166mm
02
Compare
Same-size drivers, compared with the PTT6.5X04-NAA-08. Clear differences are green when better and red when worse.
This driverPTT6.5X04-NAA-08
Best price
–
Fs
32 Hz
Qts
0.35
Vas
20.5 L
BL
7.8 T·m
Xmax
9.8 mm
Sensitivity
84.6 dB
Power
80 W
HiViF6
£41.82Fs45 Hz +41%, worse
Qts0.35 –
Vas16.4 L −20%, better
BL9 T·m +15%, better
Xmax4.3 mm −56%, worse
Sensitivity88 dB +3.4, better
CIAREHW161N
£43.54Fs47 Hz +47%, worse
Qts0.37 +6%
Vas19.9 L –
BL7.4 T·m −5%
Xmax5 mm −49%, worse
Sensitivity88.6 dB +4, better
CIAREHW162
£47.73Fs44 Hz +38%, worse
Qts0.33 −6%
Vas24.8 L +21%, worse
BL7.5 T·m −4%
Xmax4.5 mm −54%, worse
Sensitivity89.4 dB +4.8, better
Sica6 H 1.5 CP
£55.18Fs46 Hz +44%, worse
Qts0.35 –
Vas16.6 L −19%, better
BL8.4 T·m +8%
Xmax6 mm −39%, worse
Sensitivity88.3 dB +3.7, better
Dayton AudioRS180P-8
£59.83Fs46 Hz +43%, worse
Qts0.34 –
Vas22 L +7%
BL7.2 T·m −8%
Xmax6 mm −39%, worse
Sensitivity88.8 dB +4.2, better
CIAREHW172
£62.80Fs46 Hz +44%, worse
Qts0.37 +6%
Vas20 L –
BL7.6 T·m –
Xmax4.5 mm −54%, worse
Sensitivity88.4 dB +3.8, better
CIAREHWB160
£66.98Fs46 Hz +44%, worse
Qts0.36 –
Vas19.5 L −5%
BL6.5 T·m −17%, worse
Xmax4.5 mm −54%, worse
Sensitivity89 dB +4.4, better
Scanspeak18W/4434G00
£72.01Fs47 Hz +47%, worse
Qts0.35 –
Vas20.7 L –
BL6 T·m −23%, worse
Xmax4.3 mm −56%, worse
Sensitivity89.7 dB +5.1, better
WavecorWF182BD17
£121.93Fs33 Hz +3%
Qts0.35 –
Vas24.3 L +19%, worse
BL6.5 T·m −17%, worse
Xmax5.5 mm −44%, worse
Sensitivity85.8 dB +1.2
Scanspeak15M/8631G00
£167.42Fs42 Hz +31%, worse
Qts0.35 –
Vas16.2 L −21%, better
BL6.8 T·m −13%, worse
Xmax3 mm −69%, worse
Sensitivity87.1 dB +2.5, better
£239.40
Fs40 Hz +25%, worse
Qts0.34 –
Vas24 L +17%, worse
BL7 T·m −10%, worse
Xmax7 mm −29%, worse
Sensitivity87.8 dB +3.2, better
Scanspeak15WU/8741T00
£301.39Fs35 Hz +9%
Qts0.26 −26%, better
Vas19.9 L –
BL7.5 T·m −4%
Xmax9 mm −8%
Sensitivity86.9 dB +2.3, better
AccutonC173-6-191
£325.80Fs39 Hz +21%, worse
Qts0.34 –
Vas21.6 L +5%
BL8.8 T·m +13%, better
Xmax5 mm −49%, worse
Sensitivity87.3 dB +2.7, better
AccutonC158-8-085
£326.51Fs37 Hz +16%, worse
Qts0.36 –
Vas27.3 L +33%, worse
BL7.7 T·m –
Xmax5 mm −49%, worse
Sensitivity87.5 dB +2.9, better
PurifiPTT6.5X08-NAA-08
£393.49Fs34 Hz +6%
Qts0.40 +14%, worse
Vas20.4 L –
BL9 T·m +15%, better
Xmax9.8 mm –
Sensitivity84.8 dB –
KartesianWOM155_VKI-C
No current priceFs38 Hz +19%, worse
Qts0.37 +6%
Vas17.9 L −13%, better
BL7.1 T·m −9%
Xmax10 mm –
Sensitivity86 dB +1.4
PurifiPTT6.5X08-NFA-06
No current priceFs31 Hz −3%
Qts0.34 –
Vas26 L +27%, worse
BL8.9 T·m +14%, better
Xmax9.8 mm –
Sensitivity85.4 dB +0.8
HiViS6N
No current priceFs45 Hz +41%, worse
Qts0.35 –
Vas23.4 L +14%, worse
BL7.6 T·m –
Xmax4.3 mm −56%, worse
Sensitivity89.4 dB +4.8, better
PurifiPTT6.5X04-NFA-06
No current priceFs30 Hz −6%
Qts0.29 −17%, better
Vas25.9 L +26%, worse
BL7.9 T·m –
Xmax9.8 mm –
Sensitivity85.7 dB +1.1
HiViSS6N
No current priceFs44 Hz +38%, worse
Qts0.36 –
Vas23.9 L +17%, worse
BL7.6 T·m –
Xmax4.3 mm −56%, worse
Sensitivity89.1 dB +4.5, better
CelestionNTR06-1705D
No current priceFs49 Hz +53%, worse
Qts0.38 +8%
Vas21.4 L +4%
BL8.2 T·m +5%
Xmax6 mm −39%, worse
Sensitivity90 dB +5.4, better
WavecorWF182BD09
No current priceFs33 Hz +3%
Qts0.35 –
Vas24.3 L +19%, worse
BL6.5 T·m −17%, worse
Xmax5.5 mm −44%, worse
Sensitivity85.8 dB +1.2
WavecorWF182BD07
No current priceFs40 Hz +25%, worse
Qts0.34 –
Vas24.4 L +19%, worse
BL8.5 T·m +9%
Xmax5.5 mm −44%, worse
Sensitivity88.5 dB +3.9, better
PurifiPTT6.5W08-NAA-08
No current priceFs35 Hz +9%
Qts0.35 –
Vas23.8 L +16%, worse
BL9.4 T·m +21%, better
Xmax5.9 mm −40%, worse
Sensitivity86.4 dB +1.8
VoltCX160.1
No current priceFs40 Hz +25%, worse
Qts0.35 –
Vas22.6 L +10%, worse
BL9.5 T·m +22%, better
Xmax6 mm −39%, worse
Sensitivity88.1 dB +3.5, better
WavecorWF152BD08
No current priceFs46 Hz +44%, worse
Qts0.35 –
Vas11.5 L −44%, better
BL8 T·m –
Xmax4.5 mm −54%, worse
Sensitivity87 dB +2.4, better
WavecorWF152BD16
No current priceFs46 Hz +44%, worse
Qts0.35 –
Vas11.5 L −44%, better
BL8 T·m –
Xmax4.5 mm −54%, worse
Sensitivity87 dB +2.4, better
RS SpeakersW 174.38 FIBONACCI
No current priceFs38 Hz +18%, worse
Qts0.38 +9%
Vas22.9 L +12%, worse
BL7.2 T·m −7%
Xmax6 mm −39%, worse
Sensitivity87 dB +2.4, better
WavecorWF182BD15
No current priceFs39 Hz +22%, worse
Qts0.32 −9%
Vas20.8 L –
BL8.5 T·m +9%
Xmax5.5 mm −44%, worse
Sensitivity87.8 dB +3.2, 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.