GRS8PF-8
£16.29 · 81% less, betterFs50 Hz −46%, better
Qts0.98 −10%, better
Vas28.9 L +68%, worse
BL6.5 T·m +35%, better
Xmax3 mm +9%
Sensitivity86.7 dB −5.9, worse
8.25-inch LF driver · 38 mm voice coil
PRV Audio 8CX380-4 4Ω
4 Ω · 100–20000 Hz
£83.69
SteadySoundImports · 2 in stock · Ships from Netherlands · All 1 offer
- Fs
- 92Hz
- Xmax
- 2.8mm
- SPL
- 93dB
- Pe
- –
- BL
- 4.8T·m
- Vd
- 65cm³
- Qts
- 1.09
- Vas
- 17L
PRV Audio 8CX380-4 is an 8.25-inch 4 ohm LF driver. The validated T/S data includes Fs 92 Hz, Qts 1.09, Vas 17.2 L, Xmax 2.8 mm, sensitivity 92.6 dB, plus 65 cm³ Vd and 77 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 £83.69.
The published T/S values agree with each other
Thiele/Small
- Fs
- 92Hz
- Qts
- 1.09
- Qes
- 1.19
- Qms
- 12.4
- Vas
- 17.2L
- Re
- 3.6Ω
- Le
- 0.03mH
Motor and cone
- BL
- 4.8T·m
- Sd
- 235cm²
- Mms
- 13g
- Xmax
- 2.8mm
- Vd †
- 65cm³
- Voice coil
- 38mm
Power and response
- Sensitivity †
- 92.6dB
- Manufacturer sensitivity
- 97dB
- Impedance
- 4Ω
- Range
- 100–20000Hz
- Crossover
- 110Hz
- EBP †
- 77 · Sealed or vented
Size and mounting
- Diameter
- 209mm
- Cutout
- 181mm
- Depth
- 104mm
- Weight
- 1.9kg
Other published values
- Cms
- 0.22mm/N
Other dimensions
- Mounting Depth
- 74.5
Sensitivity shows 92.6 dB, calculated from the T/S values. PRV Audio publishes 97.0 dB, 4.4 dB apart.
Excursion and motor values come from the LF section; the frequency range spans every section.
† Calculated by bits from the published values
What this validation status means
Components and manufacturer details
LF · Primary
- BL
- 4.8T·m
- Fs
- 92Hz
- Le
- 0.03mH
- Re
- 3.6Ω
- Sd
- 235cm²
- Cms
- 0.22mm/N
- Mms
- 13g
- Qes
- 1.19
- Qms
- 12.4
- Qts
- 1.09
- SPL
- 92.6dB
- Vas
- 17.2L
- Xmax
- 2.8mm
- Impedance
- 4Ω
- Sensitivity
- 97dB
- Low limit
- 100Hz
- Calculated sensitivity †
- 92.6dB
- High limit
- 20000Hz
- Manufacturer sensitivity
- 97dB
- Voice coil
- 38mm
- Crossover
- 110Hz
- Weight
- 1.9kg
- Diameter
- 209mm
- Depth
- 104mm
- Mounting Depth
- 74.5
- Cutout
- 181mm
02
Compare
Same-size drivers, compared with the 8CX380-4. Clear differences are green when better and red when worse.
This driver8CX380-4
Best price
£83.69
Fs
92 Hz
Qts
1.09
Vas
17.2 L
BL
4.8 T·m
Xmax
2.8 mm
Sensitivity
92.6 dB
Power
–
VisatonWS 20 E
£25.91 · 69% less, betterFs47 Hz −49%, better
Qts1.14 +5%
Vas39 L +127%, worse
BL4.5 T·m −7%
Xmax3 mm +9%
Sensitivity86.5 dB −6.1, worse
MonacorSPM-200X/4
£25.96 · 69% less, betterFs89 Hz −3%
Qts0.97 −11%, better
Vas14.9 L −13%, better
BL3.9 T·m −19%, worse
Xmax1 mm −64%, worse
Sensitivity90.4 dB −2.2, worse
CIAREHW210
£36.00 · 57% less, betterFs41 Hz −55%, better
Qts0.84 −23%, better
Vas57.6 L +235%, worse
BL5.2 T·m +7%
Xmax5.3 mm +93%, better
Sensitivity87.8 dB −4.8, worse
MonacorSPM-205/8
£38.40 · 54% less, betterFs37 Hz −60%, better
Qts0.70 −36%, better
Vas54 L +214%, worse
BL6.5 T·m +35%, better
Xmax3 mm +9%
Sensitivity86.8 dB −5.8, worse
MonacorSP-202E
£41.78 · 50% less, betterFs51 Hz −45%, better
Qts0.69 −37%, better
Vas39 L +127%, worse
BL4.9 T·m –
Xmax2.5 mm −9%
Sensitivity90.1 dB −2.5, worse
PRV Audio8FR250
£52.71 · 37% less, betterFs76 Hz −18%, better
Qts1.02 −6%
Vas21.2 L +23%, worse
BL6.5 T·m +35%, better
Xmax3.5 mm +27%, better
Sensitivity91.2 dB −1.4
EminenceALPHA-8A
£54.66 · 35% less, betterFs73 Hz −21%, better
Qts0.59 −46%, better
Vas17.7 L –
BL7.8 T·m +61%, better
Xmax3.2 mm +16%, better
Sensitivity92.1 dB −0.5
REDCATT8FIND
£57.77 · 31% less, betterFs70 Hz −24%, better
Qts0.25 −77%, better
Vas18.2 L +6%
BL14.3 T·m +196%, better
Xmax2.2 mm −20%, worse
Sensitivity96 dB +3.4, better
PRV Audio69MR500-4
£68.20 · 19% less, betterFs149 Hz +62%, worse
Qts1.12 –
Vas5.2 L −70%, better
BL5.9 T·m +21%, better
Xmax3.3 mm +18%, better
Sensitivity93.6 dB +1
Beyma8MI100
£73.79 · 12% less, betterFs90 Hz –
Qts0.45 −59%, better
Vas12 L −30%, better
BL11.5 T·m +138%, better
Xmax3 mm +9%
Sensitivity94.6 dB +2, better
LavoceMAF082.00
£74.52 · 11% less, betterFs85 Hz −8%
Qts0.20 −82%, better
Vas11.3 L −34%, better
BL17.2 T·m +256%, better
Xmax2.6 mm −5%
Sensitivity97 dB +4.4, better
B&C8PE21
£95.00 · 14% more, worseFs87 Hz −6%
Qts0.19 −83%, better
Vas13 L −24%, better
BL16.6 T·m +244%, better
Xmax2.5 mm −9%
Sensitivity98.3 dB +5.7, better
Eighteen Sound8M400F
£114.19 · 36% more, worseFs89 Hz −3%
Qts0.26 −76%, better
Vas13.7 L −20%, better
BL13.1 T·m +171%, better
Xmax3 mm +9%
Sensitivity97.4 dB +4.8, better
MonacorSP-202PA
No current priceFs68 Hz −26%, better
Qts1.10 –
Vas12 L −30%, better
BL5.6 T·m +16%, better
Xmax3 mm +9%
Sensitivity84.3 dB −8.3, worse
PRV Audio8MB450
No current priceFs75 Hz −19%, better
Qts1.05 −4%
Vas18.2 L +6%
BL7.4 T·m +53%, better
Xmax4.5 mm +64%, better
Sensitivity90.5 dB −2.1, worse
Supravox215-2000 MK2
No current priceFs70 Hz −24%, better
Qts0.84 −23%, better
Vas30 L +74%, worse
BL5.2 T·m +8%
Xmax2.9 mm +5%
Sensitivity92.5 dB –
Oberton8M250
No current priceFs74 Hz −19%, better
Qts0.20 −82%, better
Vas15.6 L −9%
BL13.7 T·m +184%, better
Xmax2.8 mm –
Sensitivity97 dB +4.4, better
PRV Audio8MB450-4
No current priceFs77 Hz −17%, better
Qts0.88 −19%, better
Vas17.0 L –
BL6.2 T·m +28%, better
Xmax4.5 mm +64%, better
Sensitivity91.2 dB −1.4
JensenP-A-JC8-30FA-8
No current priceFs126 Hz +37%, worse
Qts1.01 −7%
Vas10.8 L −37%, better
BL6.6 T·m +36%, better
Xmax0.5 mm −82%, worse
Sensitivity94 dB +1.4
PRV Audio69MR500-PHP-4
No current priceFs92 Hz –
Qts0.65 −40%, better
Vas15.2 L −12%, better
BL6.8 T·m +41%, better
Xmax2.9 mm +4%
Sensitivity94.4 dB +1.8
MonacorSPM-205/4
No current priceFs37 Hz −60%, better
Qts0.55 −50%, better
Vas72 L +318%, worse
BL4.8 T·m –
Xmax3 mm +9%
Sensitivity89.3 dB −3.3, worse
MonacorSP-308CX
No current priceFs80 Hz −13%, better
Qts0.36 −67%, better
Vas15.4 L −11%, better
BL12.1 T·m +151%, better
Xmax2.5 mm −9%
Sensitivity94.7 dB +2.1, better
PRV Audio8MR400B-4
No current priceFs93 Hz –
Qts0.74 −32%, better
Vas15.7 L −9%
BL6.3 T·m +31%, better
Xmax3.3 mm +18%, better
Sensitivity94.2 dB +1.6
Eminence820H
No current priceFs144 Hz +56%, worse
Qts0.88 −19%, better
Vas9.6 L −44%, better
BL5.7 T·m +19%, better
Xmax1.6 mm −42%, worse
Sensitivity97 dB +4.4, better
PRV Audio8MR450CF-4
No current priceFs83 Hz −10%, better
Qts0.71 −35%, better
Vas17.5 L –
BL6.1 T·m +25%, better
Xmax3.5 mm +27%, better
Sensitivity93.4 dB +0.8
JensenC8R-8
No current priceFs126 Hz +37%, worse
Qts1.80 +65%, worse
Vas11.4 L −34%, better
BL4.7 T·m –
Xmax1 mm −64%, worse
Sensitivity93 dB –
PRV Audio8MR500-NDY-4
No current priceFs79 Hz −15%, better
Qts0.54 −50%, better
Vas24.3 L +41%, worse
BL6.0 T·m +25%, better
Xmax3 mm +9%
Sensitivity95.2 dB +2.6, better
JensenMOD8-20-8
No current priceFs119 Hz +30%, worse
Qts2.24 +106%, worse
Vas11.1 L −36%, better
BL4.5 T·m −8%
Xmax1 mm −64%, worse
Sensitivity93.2 dB +0.6
JensenBP8150-8
No current priceFs75 Hz −19%, better
Qts0.33 −70%, better
Vas13.1 L −24%, better
BL13.3 T·m +175%, better
Xmax3.1 mm +13%, better
Sensitivity93.8 dB +1.2
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 | £83.69, the lowest price | 2 in stock | Visit shop at SoundImports |
Best price over time
Tracked since 1 Apr