GRS8PF-8
£16.29 · 69% less, betterFs50 Hz −34%, better
Qts0.98 −4%
Vas28.9 L +36%, worse
BL6.5 T·m –
Xmax3 mm −14%, worse
Sensitivity86.7 dB −4.5, worse
8-inch LF driver · 38 mm voice coil
PRV Audio 8FR250 8Ω
8 Ω · 50–18000 Hz
£52.71
SteadySoundImports · 1 in stock · Ships from Netherlands · All 1 offer
- Fs
- 76Hz
- Xmax
- 3.5mm
- SPL
- 91dB
- Pe
- –
- BL
- 6.5T·m
- Vd
- 79cm³
- Qts
- 1.02
- Vas
- 21L
PRV Audio 8FR250 is an 8-inch 8 ohm LF driver. The validated T/S data includes Fs 76 Hz, Qts 1.02, Vas 21.2 L, Xmax 3.5 mm, sensitivity 91.2 dB, plus 79 cm³ Vd and 69 EBP. bits tracks UK, EU and US shop prices, price movement, datasheet links, simulator import data, and similar drivers, with a current best price of £52.71.
The published T/S values agree with each other
Thiele/Small
- Fs
- 76Hz
- Qts
- 1.02
- Qes
- 1.10
- Qms
- 14.1
- Vas
- 21.2L
- Re
- 6.6Ω
- Le
- 0.28mH
Motor and cone
- BL
- 6.5T·m
- Sd
- 227cm²
- Mms
- 15g
- Xmax
- 3.5mm
- Vd †
- 79cm³
- Voice coil
- 38mm
Power and response
- Sensitivity †
- 91.2dB
- Manufacturer sensitivity
- 93.5dB
- Impedance
- 8Ω
- Range
- 50–18000Hz
- Crossover
- 75Hz
- EBP †
- 69 · Sealed or vented
Size and mounting
- Diameter
- 209mm
- Cutout
- 181mm
- Depth
- 91.5mm
- Weight
- 1.6kg
Other published values
- Cms
- 0.29mm/N
Other dimensions
- Mounting Depth
- 84.5
Sensitivity shows 91.2 dB, calculated from the T/S values. PRV Audio publishes 93.5 dB, 2.3 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else PRV Audio lists
LF · Primary · 8″
- BL
- 6.5T·m
- Fs
- 76Hz
- Le
- 0.28mH
- Re
- 6.6Ω
- Sd
- 227cm²
- Cms
- 0.29mm/N
- Mms
- 15g
- Qes
- 1.10
- Qms
- 14.1
- Qts
- 1.02
- SPL
- 91.2dB
- Vas
- 21.2L
- Xmax
- 3.5mm
- Impedance
- 8Ω
- Sensitivity
- 93.5dB
- Low limit
- 50Hz
- Calculated sensitivity †
- 91.2dB
- High limit
- 18000Hz
- Manufacturer sensitivity
- 93.5dB
- Voice coil
- 38mm
- Crossover
- 75Hz
- Weight
- 1.6kg
- Diameter
- 209mm
- Depth
- 91.5mm
- Mounting Depth
- 84.5
- Cutout
- 181mm
02
Compare
Same-size drivers, compared with the 8FR250. Clear differences are green when better and red when worse.
This driver8FR250
Best price
£52.71
Fs
76 Hz
Qts
1.02
Vas
21.2 L
BL
6.5 T·m
Xmax
3.5 mm
Sensitivity
91.2 dB
Power
–
PRV Audio8MR500-4
£37.34 · 29% less, betterFs78 Hz +3%
Qts0.46 −55%, better
Vas20.8 L –
BL6.5 T·m –
Xmax3.3 mm −7%
Sensitivity95.2 dB +4, better
MonacorSPM-205/8
£38.40 · 27% less, betterFs37 Hz −51%, better
Qts0.70 −31%, better
Vas54 L +155%, worse
BL6.5 T·m –
Xmax3 mm −14%, worse
Sensitivity86.8 dB −4.4, worse
Dayton AudioSIG180-4
£41.13 · 22% less, betterFs41 Hz −46%, better
Qts0.38 −63%, better
Vas23.2 L +9%
BL6.6 T·m –
Xmax5 mm +43%, better
Sensitivity87.8 dB −3.4, worse
Sica8 H 1.5 CS
£44.29 · 16% less, betterFs51 Hz −33%, better
Qts0.72 −29%, better
Vas26.9 L +27%, worse
BL7.0 T·m +8%
Xmax4 mm +14%, better
Sensitivity87.7 dB −3.5, worse
EminenceALPHA-8A
£54.66 · 4% moreFs73 Hz −3%
Qts0.59 −42%, better
Vas17.7 L −17%, better
BL7.8 T·m +19%, better
Xmax3.2 mm −9%
Sensitivity92.1 dB +0.9
Scanspeak18W/8434G00
£57.57 · 9% more, worseFs50 Hz −34%, better
Qts0.43 −58%, better
Vas19.5 L −8%
BL7.2 T·m +10%, better
Xmax4.2 mm +20%, better
Sensitivity89.3 dB −1.9
Scanspeak18W/8424G00
£57.77 · 10% more, worseFs54 Hz −29%, better
Qts0.45 −56%, better
Vas20.3 L −4%
BL6.6 T·m –
Xmax2.6 mm −26%, worse
Sensitivity90 dB −1.2
CIARECME200
£67.27 · 28% more, worseFs76 Hz –
Qts0.37 −64%, better
Vas18 L −15%, better
BL7.3 T·m +12%, better
Xmax3.5 mm –
Sensitivity95.1 dB +3.9, better
PRV Audio69MR500-4
£68.20 · 29% more, worseFs149 Hz +97%, worse
Qts1.12 +10%
Vas5.2 L −75%, better
BL5.9 T·m −10%, worse
Xmax3.3 mm −7%
Sensitivity93.6 dB +2.4, better
Scanspeak18W/4434G00
£72.01 · 37% more, worseFs47 Hz −38%, better
Qts0.35 −66%, better
Vas20.7 L –
BL6 T·m −8%
Xmax4.3 mm +23%, better
Sensitivity89.7 dB −1.5
WavecorWF182BD17
£121.93 · 131% more, worseFs33 Hz −56%, better
Qts0.35 −66%, better
Vas24.3 L +15%, worse
BL6.5 T·m –
Xmax5.5 mm +57%, better
Sensitivity85.8 dB −5.4, worse
WavecorWF182BD13
£157.84 · 199% more, worseFs38 Hz −50%, better
Qts0.26 −75%, better
Vas20.8 L –
BL6.9 T·m +6%
Xmax5.5 mm +57%, better
Sensitivity88.3 dB −2.9, worse
Scanspeak18M/8631T00
£192.54 · 265% more, worseFs65 Hz −14%, better
Qts0.71 −30%, better
Vas14 L −34%, better
BL6.5 T·m –
Xmax3 mm −14%, worse
Sensitivity88.7 dB −2.5, worse
PRV Audio8MB450
No current priceFs75 Hz –
Qts1.05 –
Vas18.2 L −14%, better
BL7.4 T·m +13%, better
Xmax4.5 mm +29%, better
Sensitivity90.5 dB −0.7
PRV Audio8MR450CF-4
No current priceFs83 Hz +10%
Qts0.71 −30%, better
Vas17.5 L −17%, better
BL6.1 T·m −7%
Xmax3.5 mm –
Sensitivity93.4 dB +2.2, better
PRV Audio8MB450-4
No current priceFs77 Hz –
Qts0.88 −14%, better
Vas17.0 L −20%, better
BL6.2 T·m −5%
Xmax4.5 mm +29%, better
Sensitivity91.2 dB –
JensenP-A-JC8-30FA-8
No current priceFs126 Hz +67%, worse
Qts1.01 –
Vas10.8 L −49%, better
BL6.6 T·m –
Xmax0.5 mm −86%, worse
Sensitivity94 dB +2.8, better
PRV Audio8MR400B-4
No current priceFs93 Hz +23%, worse
Qts0.74 −27%, better
Vas15.7 L −26%, better
BL6.3 T·m –
Xmax3.3 mm −7%
Sensitivity94.2 dB +3, better
PRV AudioD4
No current priceFs45 Hz −40%, better
Qts0.92 −10%
Vas8.4 L −60%, better
BL6.8 T·m +4%
Xmax14 mm +300%, better
Sensitivity80.9 dB −10.3, worse
Supravox215-2000 MK2
No current priceFs70 Hz −7%
Qts0.84 −18%, better
Vas30 L +42%, worse
BL5.2 T·m −20%, worse
Xmax2.9 mm −17%, worse
Sensitivity92.5 dB +1.3
MonacorSP-202PA
No current priceFs68 Hz −10%, better
Qts1.10 +8%
Vas12 L −43%, better
BL5.6 T·m −14%, worse
Xmax3 mm −14%, worse
Sensitivity84.3 dB −6.9, worse
PRV Audio8MR500-NDY-4
No current priceFs79 Hz +4%
Qts0.54 −47%, better
Vas24.3 L +15%, worse
BL6.0 T·m −8%
Xmax3 mm −14%, worse
Sensitivity95.2 dB +4, better
PRV Audio8MB700FT
No current priceFs72 Hz −4%
Qts0.31 −70%, better
Vas20 L −6%
BL12.3 T·m +88%, better
Xmax3.5 mm –
Sensitivity95.6 dB +4.4, better
PRV Audio8MR360-4
No current priceFs98 Hz +29%, worse
Qts0.51 −50%, better
Vas14.4 L −32%, better
BL6.8 T·m +5%
Xmax4 mm +14%, better
Sensitivity96.1 dB +4.9, better
PRV Audio69MR500-PHP-4
No current priceFs92 Hz +21%, worse
Qts0.65 −36%, better
Vas15.2 L −28%, better
BL6.8 T·m +4%
Xmax2.9 mm −18%, worse
Sensitivity94.4 dB +3.2, better
Eminence820H
No current priceFs144 Hz +90%, worse
Qts0.88 −14%, better
Vas9.6 L −55%, better
BL5.7 T·m −12%, worse
Xmax1.6 mm −55%, worse
Sensitivity97 dB +5.8, better
Sica8 L 2 SL
No current priceFs64 Hz −15%, better
Qts0.32 −69%, better
Vas18.2 L −14%, better
BL12.3 T·m +88%, better
Xmax3.5 mm –
Sensitivity93.3 dB +2.1, better
WavecorWF182BD09
No current priceFs33 Hz −56%, better
Qts0.35 −66%, better
Vas24.3 L +15%, worse
BL6.5 T·m –
Xmax5.5 mm +57%, better
Sensitivity85.8 dB −5.4, worse
PRV Audio8MR400
No current priceFs78 Hz +3%
Qts0.52 −49%, better
Vas20.2 L −5%
BL8.2 T·m +25%, better
Xmax4 mm +14%, better
Sensitivity94.4 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
| Shop | Price | Against the lowest | Stock | Link |
|---|---|---|---|---|
SoundImports Import VAT and duty may apply | £52.71, the lowest price | 1 in stock | Visit shop at SoundImports |
Best price over time
Tracked since 1 Apr