Dayton AudioPCS175-8
£11.21 · 44% less, betterFs56 Hz −60%, better
Qts0.83 −14%, better
Vas0.5 L −87%, better
BL5.6 T·m +14%, better
Xmax2.3 mm −14%, worse
Sensitivity71.1 dB −20.7, worse
6.5-inch LF driver · 38 mm voice coil
PRV Audio 6MR200A-4 4Ω
4 Ω · 155–11000 Hz
£20.13
SteadyParts Express · 18 in stock · Ships from United States · All 2 offers
- Fs
- 138Hz
- Xmax
- 2.6mm
- SPL
- 92dB
- Pe
- –
- BL
- 4.9T·m
- Vd
- 36cm³
- Qts
- 0.97
- Vas
- 4L
PRV Audio 6MR200A-4 is a 6.5-inch 4 ohm LF driver. The validated T/S data includes Fs 138 Hz, Qts 0.97, Vas 3.9 L, Xmax 2.6 mm, sensitivity 91.8 dB, plus 36 cm³ Vd and 128 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 £20.13.
The published T/S values agree with each other
Thiele/Small
- Fs
- 138Hz
- Qts
- 0.97
- Qes
- 1.08
- Qms
- 9.5
- Vas
- 3.9L
- Re
- 3.4Ω
- Le
- 0.18mH
Motor and cone
- BL
- 4.9T·m
- Sd
- 137cm²
- Mms
- 9g
- Xmax
- 2.6mm
- Vd †
- 36cm³
- Voice coil
- 38mm
Power and response
- Sensitivity †
- 91.8dB
- Manufacturer sensitivity
- 94dB
- Impedance
- 4Ω
- Range
- 155–11000Hz
- Crossover
- 150Hz
- EBP †
- 128 · Leans vented
Size and mounting
- Diameter
- 167.5mm
- Cutout
- 144.5mm
- Depth
- 63.5mm
- Weight
- 1.6kg
Other published values
- Cms
- 0.15mm/N
Other dimensions
- Mounting Depth
- 57
Sensitivity shows 91.8 dB, calculated from the T/S values. PRV Audio publishes 94.0 dB, 2.2 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else PRV Audio lists
MF · Primary · 6.5″
- BL
- 4.9T·m
- Fs
- 138Hz
- Le
- 0.18mH
- Re
- 3.4Ω
- Sd
- 137cm²
- Cms
- 0.15mm/N
- Mms
- 9g
- Qes
- 1.08
- Qms
- 9.5
- Qts
- 0.97
- SPL
- 91.8dB
- Vas
- 3.9L
- Xmax
- 2.6mm
- Impedance
- 4Ω
- Sensitivity
- 94dB
- Low limit
- 155Hz
- Calculated sensitivity †
- 91.8dB
- High limit
- 11000Hz
- Manufacturer sensitivity
- 94dB
- Voice coil
- 38mm
- Crossover
- 150Hz
- Weight
- 1.6kg
- Diameter
- 167.5mm
- Depth
- 63.5mm
- Mounting Depth
- 57
- Cutout
- 144.5mm
02
Compare
Same-size drivers, compared with the 6MR200A-4. Clear differences are green when better and red when worse.
This driver6MR200A-4
Best price
£20.13
Fs
138 Hz
Qts
0.97
Vas
3.9 L
BL
4.9 T·m
Xmax
2.6 mm
Sensitivity
91.8 dB
Power
–
Dayton AudioPCS175-4
£11.21 · 44% less, betterFs56 Hz −60%, better
Qts0.98 –
Vas0.5 L −88%, better
BL4.8 T·m –
Xmax2 mm −24%, worse
Sensitivity89.2 dB −2.6, worse
GRS6PR-8
£13.36 · 34% less, betterFs69 Hz −50%, better
Qts0.87 −10%, better
Vas10.6 L +172%, worse
BL6.1 T·m +24%, better
Xmax3 mm +15%, better
Sensitivity86.8 dB −5, worse
VisatonW 170
£19.63 · 2% lessFs57 Hz −59%, better
Qts0.69 −29%, better
Vas24 L +517%, worse
BL5 T·m –
Xmax2 mm −24%, worse
Sensitivity89 dB −2.8, worse
GRS6LPSW-4
£20.89 · 4% moreFs48 Hz −65%, better
Qts1.07 +10%, worse
Vas7.6 L +95%, worse
BL5.4 T·m +10%
Xmax4 mm +53%, better
Sensitivity80 dB −11.8, worse
PRV Audio6MB200-4
£22.37 · 11% more, worseFs124 Hz −10%, better
Qts0.97 –
Vas4.0 L –
BL5.8 T·m +18%, better
Xmax4.8 mm +83%, better
Sensitivity90.7 dB −1.1
PRV Audio6MB200
£22.37 · 11% more, worseFs123 Hz −11%, better
Qts1.13 +16%, worse
Vas4.1 L +6%
BL7.0 T·m +43%, better
Xmax4.8 mm +83%, better
Sensitivity90.1 dB −1.7
PRV Audio6MR250B-4
£26.11 · 30% more, worseFs143 Hz +3%
Qts0.82 −15%, better
Vas4 L –
BL5.8 T·m +18%, better
Xmax3.3 mm +24%, better
Sensitivity93.4 dB +1.6
MonacorSP-167E
£26.12 · 30% more, worseFs62 Hz −55%, better
Qts0.41 −58%, better
Vas17.9 L +360%, worse
BL5.4 T·m +10%, better
Xmax2.5 mm −5%
Sensitivity91.5 dB –
Scanspeak15W/4424G00
£53.55 · 166% more, worseFs46 Hz −67%, better
Qts0.24 −75%, better
Vas13.8 L +255%, worse
BL5.2 T·m +6%
Xmax2.8 mm +7%
Sensitivity89.2 dB −2.6, worse
Scanspeak18W/4424G00
£58.61 · 191% more, worseFs49 Hz −65%, better
Qts0.38 −61%, better
Vas24.1 L +520%, worse
BL5.2 T·m +6%
Xmax2.8 mm +7%
Sensitivity90.3 dB −1.5
Scanspeak15M/4624G00
£70.29 · 249% more, worseFs100 Hz −28%, better
Qts0.43 −56%, better
Vas3.7 L −5%
BL5.3 T·m +8%
Xmax1.5 mm −43%, worse
Sensitivity91 dB −0.8
FaitalPRO6PR122
£84.13 · 318% more, worseFs110 Hz −20%, better
Qts0.39 −60%, better
Vas4.7 L +21%, worse
BL10.5 T·m +113%, better
Xmax2.8 mm +5%
Sensitivity93.6 dB +1.8
FaitalPRO6PR150
£85.46 · 325% more, worseFs100 Hz −28%, better
Qts0.34 −65%, better
Vas4.9 L +26%, worse
BL11.6 T·m +136%, better
Xmax2.6 mm –
Sensitivity93.5 dB +1.7
B&C6CXN36
£116.15 · 477% more, worseFs90 Hz −35%, better
Qts0.95 –
Vas7.5 L +93%, worse
BL5.3 T·m +9%
Xmax5 mm +91%, better
Sensitivity88.7 dB −3.1, worse
PRV Audio6MR200A
No current priceFs114 Hz −17%, better
Qts1.17 +21%, worse
Vas3.2 L −19%, better
BL6.3 T·m +27%, better
Xmax2.6 mm –
Sensitivity87.7 dB −4.1, worse
Supravox165 LB
No current priceFs74 Hz −46%, better
Qts0.79 −19%, better
Vas26 L +568%, worse
BL4.2 T·m −16%, worse
Xmax2.5 mm −5%
Sensitivity92.4 dB +0.6
JensenP6V-4
No current priceFs114 Hz −18%, better
Qts1.07 +10%, worse
Vas5.5 L +41%, worse
BL4.0 T·m −19%, worse
Xmax0.5 mm −81%, worse
Sensitivity90.7 dB −1.1
No photo
PHL Audio1660NDM-SQ2
No current priceFs360 Hz +160%, worse
Qts0.90 −7%
Vas0.5 L −87%, better
BL12.5 T·m +154%, better
Xmax2.5 mm −5%
Sensitivity95.8 dB +4, better
PRV Audio6MR400-NDY-4
No current priceFs178 Hz +29%, worse
Qts0.87 −10%, better
Vas2.4 L −37%, better
BL6.0 T·m +23%, better
Xmax3.3 mm +24%, better
Sensitivity93.7 dB +1.9
JensenC6V-4
No current priceFs110 Hz −20%, better
Qts0.91 −6%
Vas6.1 L +57%, worse
BL4.1 T·m −17%, worse
Xmax0.5 mm −81%, worse
Sensitivity90.3 dB −1.5
CIARECXE174
No current priceFs65 Hz −53%, better
Qts0.93 −4%
Vas15 L +286%, worse
BL3.3 T·m −32%, worse
Xmax2.1 mm −20%, worse
Sensitivity87.5 dB −4.3, worse
CIARECXE184
No current priceFs113 Hz −18%, better
Qts1.08 +11%, worse
Vas3.4 L −13%, better
BL3.3 T·m −33%, worse
Xmax2.1 mm −20%, worse
Sensitivity87.5 dB −4.3, worse
Dayton AudioE150MR-4
No current priceFs75 Hz −46%, better
Qts0.52 −46%, better
Vas7.4 L +90%, worse
BL4.9 T·m –
Xmax2.7 mm +3%
Sensitivity89.1 dB −2.7, worse
No photo
PHL Audio1663
No current priceFs125 Hz −10%
Qts0.32 −67%, better
Vas4 L –
BL12.5 T·m +154%, better
Xmax2.5 mm −5%
Sensitivity95.5 dB +3.7, better
No photo
PHL Audio1660NDM
No current priceFs125 Hz −10%
Qts0.31 −68%, better
Vas4 L –
BL12.5 T·m +154%, better
Xmax2.5 mm −5%
Sensitivity95.6 dB +3.8, better
REDCATT61XR
No current priceFs64 Hz −54%, better
Qts0.72 −26%, better
Vas8.6 L +121%, worse
BL4.8 T·m −3%
Xmax8.1 mm +209%, better
Sensitivity85.7 dB −6.1, worse
PRV Audio6MR400CF-4
No current priceFs131 Hz −5%
Qts0.76 −22%, better
Vas4.1 L +6%
BL6.3 T·m +28%, better
Xmax3.5 mm +34%, better
Sensitivity92.8 dB +1
JensenC6V-8
No current priceFs106 Hz −23%, better
Qts1.08 +11%, worse
Vas7 L +80%, worse
BL5 T·m –
Xmax0.5 mm −81%, worse
Sensitivity91.3 dB −0.5
Eighteen Sound6M44
No current priceFs102 Hz −26%, better
Qts0.29 −70%, better
Vas3.8 L –
BL13.4 T·m +172%, better
Xmax2.3 mm −14%, worse
Sensitivity93.2 dB +1.4
Tune the match
Choose the published values that matter to your design. Size stays matched to this driver.
Qts
Qes
VasL
Xmaxmm
BLTm
- Parts Express4.9 out of 535 ratings · Checked 25 Oct 2026Read reviews on Parts Express
Each shop collects its own ratings. Bits shows them as published and doesn't verify them.
| Shop | Price | Against the lowest | Stock | Link |
|---|---|---|---|---|
Parts Express Import VAT and duty may apply | £20.13, the lowest price | 18 in stock | Visit shop at Parts Express | |
SoundImports Import VAT and duty may apply | £26.33 | 31% above the lowest price | Back order | Visit shop at SoundImports |
Best price over time
Tracked since 1 Apr