GRS8FR-8
£17.54Fs45 Hz −51%, better
Qts0.56 −14%, better
Vas37.0 L +144%, worse
BL8.5 T·m +25%, better
Xmax3 mm +5%
Sensitivity89.3 dB −5.1, worse
9-inch LF driver · 38 mm voice coil · 250 W
PRV Audio 69MR500-PHP-4 4Ω
4 Ω · 500–12000 Hz
No current price
- Fs
- 92Hz
- Xmax
- 2.9mm
- SPL
- 94dB
- Pe
- 250W
- BL
- 6.8T·m
- Vd
- 66cm³
- Qts
- 0.65
- Vas
- 15L
PRV Audio 69MR500-PHP-4 is a 9-inch 4 ohm LF driver rated at 250 W RMS. The validated T/S data includes Fs 92 Hz, Qts 0.65, Vas 15.2 L, Xmax 2.9 mm, sensitivity 94.4 dB, plus 66 cm³ Vd and 135 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
- 92Hz
- Qts
- 0.65
- Qes
- 0.68
- Qms
- 14.2
- Vas
- 15.2L
- Re
- 3.7Ω
- Le
- 0.14mH
Motor and cone
- BL
- 6.8T·m
- Sd
- 231cm²
- Mms
- 15g
- Xmax
- 2.9mm
- Vd †
- 66cm³
- Voice coil
- 38mm
Power and response
- Sensitivity †
- 94.4dB
- Manufacturer sensitivity
- 97dB
- Power
- 250W
- Impedance
- 4Ω
- Range
- 500–12000Hz
- Crossover
- 500Hz
- EBP †
- 135 · Leans vented
Size and mounting
- Diameter
- 235mm
- Cutout
- 221mm
- Depth
- 98mm
- Weight
- 2.5kg
Other published values
- Cms
- 0.20mm/N
Other dimensions
- Mounting Depth
- 90
Sensitivity shows 94.4 dB, calculated from the T/S values. PRV Audio publishes 97.0 dB, 2.6 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else PRV Audio lists
MF · Primary · 9″
- BL
- 6.8T·m
- Fs
- 92Hz
- Le
- 0.14mH
- Re
- 3.7Ω
- Sd
- 231cm²
- Cms
- 0.20mm/N
- Mms
- 15g
- Qes
- 0.68
- Qms
- 14.2
- Qts
- 0.65
- SPL
- 94.4dB
- Vas
- 15.2L
- Xmax
- 2.9mm
- Power
- 250W
- Impedance
- 4Ω
- Sensitivity
- 97dB
- Low limit
- 500Hz
- Calculated sensitivity †
- 94.4dB
- High limit
- 12000Hz
- Manufacturer sensitivity
- 97dB
- Voice coil
- 38mm
- Crossover
- 500Hz
- Weight
- 2.5kg
- Diameter
- 235mm
- Depth
- 98mm
- Mounting Depth
- 90
- Cutout
- 221mm
02
Compare
Same-size drivers, compared with the 69MR500-PHP-4. Clear differences are green when better and red when worse.
This driver69MR500-PHP-4
Best price
–
Fs
92 Hz
Qts
0.65
Vas
15.2 L
BL
6.8 T·m
Xmax
2.9 mm
Sensitivity
94.4 dB
Power
250 W
FaitalPRO8FE200
£33.72Fs80 Hz −13%, better
Qts0.45 −31%, better
Vas15.8 L +4%
BL7 T·m –
Xmax4.6 mm +61%, better
Sensitivity94.4 dB –
PRV Audio8MR500-4
£37.34Fs78 Hz −15%, better
Qts0.46 −29%, better
Vas20.8 L +37%, worse
BL6.5 T·m −5%
Xmax3.3 mm +13%, better
Sensitivity95.2 dB +0.8
MonacorSPM-205/8
£38.40Fs37 Hz −60%, better
Qts0.70 +8%
Vas54 L +256%, worse
BL6.5 T·m −4%
Xmax3 mm +5%
Sensitivity86.8 dB −7.6, worse
MonacorSP-202E
£41.78Fs51 Hz −44%, better
Qts0.69 +6%
Vas39 L +157%, worse
BL4.9 T·m −29%, worse
Xmax2.5 mm −13%, worse
Sensitivity90.1 dB −4.3, worse
MonacorSPX-200WP
£41.87Fs36 Hz −61%, better
Qts0.59 −9%
Vas60.5 L +299%, worse
BL6.8 T·m –
Xmax2 mm −30%, worse
Sensitivity88.1 dB −6.3, worse
REDCATT82FHM
£49.82Fs42 Hz −54%, better
Qts0.61 −6%
Vas33.6 L +122%, worse
BL7.6 T·m +11%, better
Xmax5.5 mm +90%, better
Sensitivity87.2 dB −7.2, worse
REDCATT8FHW-1
£51.91Fs41 Hz −55%, better
Qts0.60 −8%
Vas19.6 L +29%, worse
BL7.9 T·m +16%, better
Xmax8.7 mm +203%, better
Sensitivity84.6 dB −9.8, worse
EminenceALPHA-8A
£54.66Fs73 Hz −20%, better
Qts0.59 −9%
Vas17.7 L +17%, worse
BL7.8 T·m +15%, better
Xmax3.2 mm +11%, better
Sensitivity92.1 dB −2.3, worse
EminenceALPHA-10A
£60.00Fs50 Hz −45%, better
Qts0.59 −9%
Vas82.2 L +442%, worse
BL7.5 T·m +10%, better
Xmax3.2 mm +11%, better
Sensitivity94 dB –
B&C8NDL51
£102.00Fs75 Hz −18%, better
Qts0.57 −12%, better
Vas10.1 L −33%, better
BL7.3 T·m +7%
Xmax7 mm +144%, better
Sensitivity90.3 dB −4.1, worse
EminenceCANNABIS REX 10
£106.00Fs130 Hz +42%, worse
Qts0.58 −11%, better
Vas13.0 L −14%, better
BL13.2 T·m +94%, better
Xmax0.8 mm −72%, worse
Sensitivity98.8 dB +4.4, better
Tang BandW8-2145
£150.67Fs40 Hz −56%, better
Qts0.45 −31%, better
Vas67.7 L +346%, worse
BL6.6 T·m −3%
Xmax3 mm +5%
Sensitivity90.5 dB −3.9, worse
B&C10NSM76
£231.04Fs235 Hz +156%, worse
Qts0.66 –
Vas2 L −87%, better
BL27.2 T·m +300%, better
Xmax3.5 mm +22%, better
Sensitivity97.7 dB +3.3, better
PRV Audio8MR400B-4
No current priceFs93 Hz –
Qts0.74 +14%, worse
Vas15.7 L +4%
BL6.3 T·m −7%
Xmax3.3 mm +13%, better
Sensitivity94.2 dB –
PRV Audio8MB500-4
No current priceFs72 Hz −21%, better
Qts0.64 –
Vas17.3 L +14%, worse
BL7.5 T·m +11%, better
Xmax4.5 mm +57%, better
Sensitivity91.9 dB −2.5, worse
PRV Audio8MR450CF-4
No current priceFs83 Hz −10%
Qts0.71 +9%
Vas17.5 L +16%, worse
BL6.1 T·m −11%, worse
Xmax3.5 mm +22%, better
Sensitivity93.4 dB −1
PRV Audio69CX380-4
No current priceFs87 Hz −6%
Qts0.63 −3%
Vas25.3 L +67%, worse
BL5.2 T·m −24%, worse
Xmax2.8 mm −4%
Sensitivity95.9 dB +1.5
PRV Audio8MR360-4
No current priceFs98 Hz +6%
Qts0.51 −22%, better
Vas14.4 L −5%
BL6.8 T·m –
Xmax4 mm +39%, better
Sensitivity96.1 dB +1.7
PRV Audio8MR500-NDY-4
No current priceFs79 Hz −14%, better
Qts0.54 −17%, better
Vas24.3 L +61%, worse
BL6.0 T·m −11%, worse
Xmax3 mm +5%
Sensitivity95.2 dB +0.8
Tang BandW8-2282
No current priceFs35 Hz −62%, better
Qts0.66 –
Vas12.9 L −15%, better
BL10.8 T·m +58%, better
Xmax5 mm +74%, better
Sensitivity80.7 dB −13.7, worse
MonacorSPM-205/4
No current priceFs37 Hz −60%, better
Qts0.55 −15%, better
Vas72 L +375%, worse
BL4.8 T·m −30%, worse
Xmax3 mm +5%
Sensitivity89.3 dB −5.1, worse
B&C10CLX64
No current priceFs70 Hz −24%, better
Qts0.63 −3%
Vas21 L +39%, worse
BL11.4 T·m +68%, better
Xmax5.5 mm +92%, better
Sensitivity92.3 dB −2.1, worse
P.Audio10NT-65MB
No current priceFs70 Hz −24%, better
Qts0.56 −14%, better
Vas18.5 L +22%, worse
BL15.4 T·m +126%, better
Xmax3.5 mm +22%, better
Sensitivity92.1 dB −2.3, worse
SB AcousticsSB20PFCS30-7
No current priceFs39 Hz −57%, better
Qts0.66 –
Vas59.5 L +292%, worse
BL5.6 T·m −18%, worse
Xmax5.5 mm +92%, better
Sensitivity88.6 dB −5.8, worse
JensenMOD10-70-8
No current priceFs99 Hz +8%
Qts0.69 +6%
Vas19.8 L +31%, worse
BL9.3 T·m +36%, better
Xmax1.5 mm −48%, worse
Sensitivity96.3 dB +1.9
PRV Audio8MR360
No current priceFs91 Hz –
Qts0.56 −14%, better
Vas18.5 L +22%, worse
BL8.3 T·m +22%, better
Xmax4 mm +39%, better
Sensitivity95.8 dB +1.4
HiViD8.4MKII
No current priceFs36 Hz −61%, better
Qts0.56 −14%, better
Vas40 L +164%, worse
BL7.1 T·m +4%
Xmax5 mm +74%, better
Sensitivity86.9 dB −7.5, worse
PRV Audio10FR300
No current priceFs60 Hz −34%, better
Qts0.65 –
Vas47.4 L +213%, worse
BL9.8 T·m +44%, better
Xmax4 mm +39%, better
Sensitivity93.8 dB −0.6
EminenceLEGEND B810
No current priceFs52 Hz −43%, better
Qts0.65 –
Vas66.4 L +338%, worse
BL17.7 T·m +160%, better
Xmax4.7 mm +64%, better
Sensitivity93.4 dB −1
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.