GRS8PF-8
£16.29Fs50 Hz −36%, better
Qts0.98 +81%, worse
Vas28.9 L +19%, worse
BL6.5 T·m +8%
Xmax3 mm –
Sensitivity86.7 dB −8.5, worse
8-inch LF driver · 38 mm voice coil
PRV Audio 8MR500-NDY-4 4Ω
4 Ω · 95–20000 Hz
No current price
- Fs
- 79Hz
- Xmax
- 3mm
- SPL
- 95dB
- Pe
- –
- BL
- 6.0T·m
- Vd
- 72cm³
- Qts
- 0.54
- Vas
- 24L
PRV Audio 8MR500-NDY-4 is an 8-inch 4 ohm LF driver. The validated T/S data includes Fs 79 Hz, Qts 0.54, Vas 24.3 L, Xmax 3 mm, sensitivity 95.2 dB, plus 72 cm³ Vd and 138 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
- 79Hz
- Qts
- 0.54
- Qes
- 0.57
- Qms
- 10.8
- Vas
- 24.3L
- Re
- 3.1Ω
- Le
- 0.12mH
Motor and cone
- BL
- 6.0T·m
- Sd
- 241cm²
- Mms
- 14g
- Xmax
- 3mm
- Vd †
- 72cm³
- Voice coil
- 38mm
Power and response
- Sensitivity †
- 95.2dB
- Manufacturer sensitivity
- 97dB
- Impedance
- 4Ω
- Range
- 95–20000Hz
- Crossover
- 125Hz
- EBP †
- 138 · Leans vented
Size and mounting
- Diameter
- 210mm
- Cutout
- 184.5mm
- Depth
- 90.5mm
- Weight
- 1kg
Other published values
- Cms
- 0.30mm/N
Other dimensions
- Mounting Depth
- 79.5
Sensitivity shows 95.2 dB, calculated from the T/S values. PRV Audio publishes 97.0 dB, 1.8 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else PRV Audio lists
MF · Primary · 8″
- BL
- 6.0T·m
- Fs
- 79Hz
- Le
- 0.12mH
- Re
- 3.1Ω
- Sd
- 241cm²
- Cms
- 0.30mm/N
- Mms
- 14g
- Qes
- 0.57
- Qms
- 10.8
- Qts
- 0.54
- SPL
- 95.2dB
- Vas
- 24.3L
- Xmax
- 3mm
- Impedance
- 4Ω
- Sensitivity
- 97dB
- Low limit
- 95Hz
- Calculated sensitivity †
- 95.2dB
- High limit
- 20000Hz
- Manufacturer sensitivity
- 97dB
- Voice coil
- 38mm
- Crossover
- 125Hz
- Weight
- 1kg
- Diameter
- 210mm
- Depth
- 90.5mm
- Mounting Depth
- 79.5
- Cutout
- 184.5mm
02
Compare
Same-size drivers, compared with the 8MR500-NDY-4. Clear differences are green when better and red when worse.
This driver8MR500-NDY-4
Best price
–
Fs
79 Hz
Qts
0.54
Vas
24.3 L
BL
6.0 T·m
Xmax
3 mm
Sensitivity
95.2 dB
Power
–
GRS8FR-8
£17.54Fs45 Hz −43%, better
Qts0.56 +4%
Vas37.0 L +52%, worse
BL8.5 T·m +41%, better
Xmax3 mm –
Sensitivity89.3 dB −5.9, worse
GRS8PT-8
£24.68Fs59 Hz −25%, better
Qts0.55 –
Vas20.1 L −17%, better
BL10.2 T·m +69%, better
Xmax6.5 mm +117%, better
Sensitivity90.5 dB −4.7, worse
REDCATT81FHW
£28.47Fs39 Hz −50%, better
Qts0.52 −4%
Vas21.5 L −12%, better
BL8.3 T·m +37%, better
Xmax6.1 mm +103%, better
Sensitivity85.5 dB −9.7, worse
Dayton AudioPCS8-4
£29.91Fs43 Hz −45%, better
Qts0.49 −9%
Vas20.5 L −16%, better
BL8.4 T·m +39%, better
Xmax5 mm +67%, better
Sensitivity86.7 dB −8.5, worse
Sica8 H 1 CS
£33.41Fs50 Hz −37%, better
Qts0.54 –
Vas27.8 L +14%, worse
BL8.7 T·m +45%, better
Xmax4 mm +33%, better
Sensitivity89.5 dB −5.7, worse
PRV Audio8MR450A
£33.60Fs65 Hz −17%, better
Qts0.55 –
Vas34.9 L +43%, worse
BL7.6 T·m +26%, better
Xmax4 mm +33%, better
Sensitivity94.3 dB −0.9
PRV Audio8MR500-4
£37.34Fs78 Hz –
Qts0.46 −15%, better
Vas20.8 L −15%, better
BL6.5 T·m +7%
Xmax3.3 mm +8%
Sensitivity95.2 dB –
Dayton AudioPA200-8
£44.87Fs55 Hz −30%, better
Qts0.48 −11%, better
Vas26.6 L +9%
BL9.3 T·m +54%, better
Xmax3 mm –
Sensitivity91.5 dB −3.7, worse
EminenceALPHA-8A
£54.66Fs73 Hz −7%
Qts0.59 +9%
Vas17.7 L −27%, better
BL7.8 T·m +29%, better
Xmax3.2 mm +7%
Sensitivity92.1 dB −3.1, worse
Scanspeak18W/8424G00
£57.77Fs54 Hz −31%, better
Qts0.45 −17%, better
Vas20.3 L −17%, better
BL6.6 T·m +9%
Xmax2.6 mm −13%, worse
Sensitivity90 dB −5.2, worse
Scanspeak18W/4424G00
£58.61Fs49 Hz −38%, better
Qts0.38 −30%, better
Vas24.1 L –
BL5.2 T·m −14%, worse
Xmax2.8 mm −7%
Sensitivity90.3 dB −4.9, worse
EminenceBETA-8A
£67.94Fs65 Hz −17%, better
Qts0.38 −30%, better
Vas23.3 L −4%
BL9.6 T·m +59%, better
Xmax3 mm –
Sensitivity93.9 dB −1.3
Dayton AudioRS180-4
£69.58Fs38 Hz −51%, better
Qts0.46 −15%, better
Vas21.2 L −13%, better
BL4.7 T·m −22%, worse
Xmax6 mm +100%, better
Sensitivity85.1 dB −10.1, worse
Dayton AudioRSS210HF-4
£144.69Fs30 Hz −62%, better
Qts0.57 +6%
Vas23.7 L –
BL8.1 T·m +35%, better
Xmax9 mm +200%, better
Sensitivity81.5 dB −13.7, worse
WavecorSW215WA01
£146.45Fs33 Hz −58%, better
Qts0.49 −9%
Vas26 L +7%
BL8.4 T·m +40%, better
Xmax10 mm +233%, better
Sensitivity84.7 dB −10.5, worse
Tang BandW8-2145
£150.67Fs40 Hz −49%, better
Qts0.45 −17%, better
Vas67.7 L +178%, worse
BL6.6 T·m +9%
Xmax3 mm –
Sensitivity90.5 dB −4.7, worse
Scanspeak18M/4631T00
£192.54Fs65 Hz −17%, better
Qts0.60 +11%, worse
Vas14 L −42%, better
BL5.6 T·m −7%
Xmax3 mm –
Sensitivity89.6 dB −5.6, worse
Tang BandW8-2314
£293.02Fs38 Hz −52%, better
Qts0.46 −15%, better
Vas49.5 L +103%, worse
BL6.1 T·m –
Xmax6 mm +100%, better
Sensitivity89 dB −6.2, worse
MonacorSPM-205/4
No current priceFs37 Hz −53%, better
Qts0.55 –
Vas72 L +196%, worse
BL4.8 T·m −21%, worse
Xmax3 mm –
Sensitivity89.3 dB −5.9, worse
Tang BandW8-1722B
No current priceFs35 Hz −55%, better
Qts0.51 −6%
Vas46.3 L +90%, worse
BL6.2 T·m +3%
Xmax9 mm +200%, better
Sensitivity87.4 dB −7.8, worse
PRV Audio69MR500-PHP-4
No current priceFs92 Hz +17%, worse
Qts0.65 +20%, worse
Vas15.2 L −38%, better
BL6.8 T·m +13%, better
Xmax2.9 mm −4%
Sensitivity94.4 dB −0.8
PRV Audio8MR400
No current priceFs78 Hz –
Qts0.52 −4%
Vas20.2 L −17%, better
BL8.2 T·m +35%, better
Xmax4 mm +33%, better
Sensitivity94.4 dB −0.8
PRV Audio8MR360-4
No current priceFs98 Hz +24%, worse
Qts0.51 −6%
Vas14.4 L −41%, better
BL6.8 T·m +13%, better
Xmax4 mm +33%, better
Sensitivity96.1 dB +0.9
CelestionTF0815RE
No current priceFs65 Hz −17%, better
Qts0.53 –
Vas22.1 L −9%
BL8.9 T·m +47%, better
Xmax5.3 mm +75%, better
Sensitivity91.7 dB −3.5, worse
PRV Audio8MR360
No current priceFs91 Hz +15%, worse
Qts0.56 +4%
Vas18.5 L −24%, better
BL8.3 T·m +38%, better
Xmax4 mm +33%, better
Sensitivity95.8 dB +0.6
PRV Audio8MR450CF-4
No current priceFs83 Hz +5%
Qts0.71 +31%, worse
Vas17.5 L −28%, better
BL6.1 T·m –
Xmax3.5 mm +17%, better
Sensitivity93.4 dB −1.8
MonacorSP-200X
No current priceFs50 Hz −36%, better
Qts0.52 −4%
Vas48 L +97%, worse
BL6.1 T·m –
Xmax1.6 mm −47%, worse
Sensitivity91.4 dB −3.8, worse
Supravox215 RTF 64 BI-CÔNE
No current priceFs57 Hz −27%, better
Qts0.46 −15%, better
Vas80 L +229%, worse
BL6.5 T·m +7%
Xmax2.3 mm −23%, worse
Sensitivity96.5 dB +1.3
Lii AudioFAST 6
No current priceFs63 Hz −20%, better
Qts0.46 −16%, better
Vas22.9 L −6%
BL4.3 T·m −29%, worse
Xmax6 mm +100%, better
Sensitivity92.5 dB −2.7, worse
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.