REDCATT61FHM-2
£19.93 · 59% less, betterFs44 Hz −69%, better
Qts0.52 −13%, better
Vas14.4 L +227%, worse
BL6.0 T·m −5%
Xmax3.2 mm –
Sensitivity85.3 dB −9.9, worse
6.5-inch LF driver · 38 mm voice coil
PRV Audio 6MR400-4 4Ω
4 Ω · 145–12500 Hz
£48.52
SteadySoundImports · 7 in stock · Ships from Netherlands · All 1 offer
- Fs
- 144Hz
- Xmax
- 3.3mm
- SPL
- 95dB
- Pe
- –
- BL
- 6.4T·m
- Vd
- 46cm³
- Qts
- 0.60
- Vas
- 4L
PRV Audio 6MR400-4 is a 6.5-inch 4 ohm LF driver. The validated T/S data includes Fs 144 Hz, Qts 0.60, Vas 4.4 L, Xmax 3.3 mm, sensitivity 95.2 dB, plus 46 cm³ Vd and 225 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 £48.52.
The published T/S values agree with each other
Thiele/Small
- Fs
- 144Hz
- Qts
- 0.60
- Qes
- 0.64
- Qms
- 12.0
- Vas
- 4.4L
- Re
- 3.6Ω
- Le
- 0.14mH
Motor and cone
- BL
- 6.4T·m
- Sd
- 143cm²
- Mms
- 8g
- Xmax
- 3.3mm
- Vd †
- 46cm³
- Voice coil
- 38mm
Power and response
- Sensitivity †
- 95.2dB
- Manufacturer sensitivity
- 95dB
- Impedance
- 4Ω
- Range
- 145–12500Hz
- Crossover
- 145Hz
- EBP †
- 225 · Leans vented
Size and mounting
- Diameter
- 167.5mm
- Cutout
- 143.5mm
- Depth
- 73.5mm
- Weight
- 2.2kg
Other published values
- Cms
- 0.15mm/N
Other dimensions
- Mounting Depth
- 66.5
† Calculated by bits from the published values
What this validation status means
Everything else PRV Audio lists
MF · Primary · 6.5″
- BL
- 6.4T·m
- Fs
- 144Hz
- Le
- 0.14mH
- Re
- 3.6Ω
- Sd
- 143cm²
- Cms
- 0.15mm/N
- Mms
- 8g
- Qes
- 0.64
- Qms
- 12.0
- Qts
- 0.60
- SPL
- 95.2dB
- Vas
- 4.4L
- Xmax
- 3.3mm
- Impedance
- 4Ω
- Sensitivity
- 95dB
- Low limit
- 145Hz
- Calculated sensitivity †
- 95.2dB
- High limit
- 12500Hz
- Manufacturer sensitivity
- 95dB
- Voice coil
- 38mm
- Crossover
- 145Hz
- Weight
- 2.2kg
- Diameter
- 167.5mm
- Depth
- 73.5mm
- Mounting Depth
- 66.5
- Cutout
- 143.5mm
02
Compare
Same-size drivers, compared with the 6MR400-4. Clear differences are green when better and red when worse.
This driver6MR400-4
Best price
£48.52
Fs
144 Hz
Qts
0.60
Vas
4.4 L
BL
6.4 T·m
Xmax
3.3 mm
Sensitivity
95.2 dB
Power
–
PRV Audio6MR250B-4
£26.11 · 46% less, betterFs143 Hz –
Qts0.82 +37%, worse
Vas4 L −9%
BL5.8 T·m −9%
Xmax3.3 mm –
Sensitivity93.4 dB −1.8
MonacorSPM-165/8
£27.63 · 43% less, betterFs49 Hz −66%, better
Qts0.55 −8%
Vas33 L +650%, worse
BL5.8 T·m −9%
Xmax3 mm −8%
Sensitivity89.7 dB −5.5, worse
MonacorSPH-174KE
£29.31 · 40% less, betterFs42 Hz −71%, better
Qts0.51 −15%, better
Vas26 L +491%, worse
BL5.9 T·m −7%
Xmax3 mm −8%
Sensitivity86.8 dB −8.4, worse
Dayton AudioMB620-8
£33.65 · 31% less, betterFs104 Hz −28%, better
Qts0.59 –
Vas6.8 L +54%, worse
BL6.7 T·m +5%
Xmax2 mm −38%, worse
Sensitivity92.5 dB −2.7, worse
Sica6 D 1.5 CS
£37.26 · 23% less, betterFs109 Hz −25%, better
Qts0.63 +5%
Vas4.4 L –
BL7.4 T·m +16%, better
Xmax1.5 mm −54%, worse
Sensitivity90.6 dB −4.6, worse
CIARECME160
£40.47 · 17% less, betterFs110 Hz −24%, better
Qts0.40 −33%, better
Vas4.5 L –
BL7.6 T·m +19%, better
Xmax3.5 mm +8%
Sensitivity93.3 dB −1.9
Dayton AudioLW150-4
£41.13 · 15% less, betterFs63 Hz −57%, better
Qts0.64 +7%
Vas3.5 L −21%, better
BL6.5 T·m –
Xmax4 mm +23%, better
Sensitivity82.8 dB −12.4, worse
WavecorWF146WA02
£57.60 · 19% more, worseFs58 Hz −60%, better
Qts0.51 −15%, better
Vas10 L +127%, worse
BL6.4 T·m –
Xmax3 mm −8%
Sensitivity87.6 dB −7.6, worse
WavecorWF168WA06
£57.60 · 19% more, worseFs41 Hz −72%, better
Qts0.50 −17%, better
Vas27.7 L +530%, worse
BL6.4 T·m –
Xmax3 mm −8%
Sensitivity87.5 dB −7.7, worse
EminenceALPHA-6A
£59.00 · 22% more, worseFs103 Hz −29%, better
Qts0.54 −10%
Vas5.8 L +32%, worse
BL8 T·m +26%, better
Xmax3.5 mm +8%
Sensitivity92.3 dB −2.9, worse
WavecorWF168WA02
£60.59 · 25% more, worseFs49 Hz −66%, better
Qts0.52 −13%, better
Vas24.6 L +459%, worse
BL6.4 T·m –
Xmax3 mm −8%
Sensitivity89.2 dB −6, worse
FaitalPRO6PR110
£62.80 · 29% more, worseFs100 Hz −31%, better
Qts0.53 −12%, better
Vas5.6 L +27%, worse
BL8.5 T·m +33%, better
Xmax2.8 mm −15%, worse
Sensitivity91.7 dB −3.5, worse
EminenceBETA-6A
£64.09 · 32% more, worseFs123 Hz −15%, better
Qts0.56 −7%
Vas3.5 L −20%, better
BL8.1 T·m +28%, better
Xmax4.5 mm +38%, better
Sensitivity92 dB −3.2, worse
Scanspeak18M/4631T00
£192.54 · 297% more, worseFs65 Hz −55%, better
Qts0.60 –
Vas14 L +218%, worse
BL5.6 T·m −12%, worse
Xmax3 mm −8%
Sensitivity89.6 dB −5.6, worse
PRV Audio6MR360-4
No current priceFs143 Hz –
Qts0.57 −5%
Vas3.8 L −14%, better
BL6.7 T·m +5%
Xmax4 mm +23%, better
Sensitivity94.7 dB −0.5
PRV Audio6MB400-4
No current priceFs125 Hz −13%, better
Qts0.52 −13%, better
Vas5.3 L +20%, worse
BL6.6 T·m +3%
Xmax3 mm −8%
Sensitivity94.7 dB −0.5
PRV Audio6MR360
No current priceFs128 Hz −11%, better
Qts0.60 –
Vas4.9 L +12%, worse
BL8.3 T·m +30%, better
Xmax4 mm +23%, better
Sensitivity94.2 dB −1
Dayton AudioE150MR-8
No current priceFs74 Hz −49%, better
Qts0.58 −3%
Vas8 L +82%, worse
BL6.1 T·m −4%
Xmax2.7 mm −17%, worse
Sensitivity88.9 dB −6.3, worse
PRV Audio6MR400CF-4
No current priceFs131 Hz −9%
Qts0.76 +27%, worse
Vas4.1 L −7%
BL6.3 T·m –
Xmax3.5 mm +8%
Sensitivity92.8 dB −2.4, worse
CIAREHMB165
No current priceFs86 Hz −40%, better
Qts0.53 −12%, better
Vas8.6 L +95%, worse
BL7 T·m +10%
Xmax3.5 mm +8%
Sensitivity91.4 dB −3.8, worse
PRV Audio6MB400
No current priceFs117 Hz −19%, better
Qts0.60 –
Vas5.7 L +29%, worse
BL8.3 T·m +30%, better
Xmax4 mm +23%, better
Sensitivity93.6 dB −1.6
No photo
LavoceCSF061.21
No current priceFs90 Hz −38%, better
Qts0.67 +12%, worse
Vas8.5 L +93%, worse
BL6.1 T·m −4%
Xmax3.2 mm –
Sensitivity91 dB −4.2, worse
No photo
PHL Audio1120
No current priceFs135 Hz −6%
Qts0.56 −7%
Vas4.4 L –
BL8.5 T·m +33%, better
Xmax2 mm −38%, worse
Sensitivity94.4 dB −0.8
No photo
PHL Audio1120NDU
No current priceFs135 Hz −6%
Qts0.56 −7%
Vas4.4 L –
BL8.5 T·m +33%, better
Xmax2 mm −38%, worse
Sensitivity94.4 dB −0.8
PeerlessSDS-160F25PR01-08
No current priceFs48 Hz −67%, better
Qts0.58 −3%
Vas21.8 L +395%, worse
BL6.6 T·m +4%
Xmax8.1 mm +148%, better
Sensitivity87.5 dB −7.7, worse
PRV Audio69FR250-4
No current priceFs82 Hz −43%, better
Qts0.70 +17%, worse
Vas13.9 L +216%, worse
BL6.1 T·m −4%
Xmax3.5 mm +8%
Sensitivity92.2 dB −3, worse
WavecorWF146OM02
No current priceFs50 Hz −65%, better
Qts0.51 −15%, better
Vas13.6 L +209%, worse
BL5.4 T·m −15%, worse
Xmax3.3 mm –
Sensitivity86.9 dB −8.3, worse
LavoceMAN061.80
No current priceFs172 Hz +19%, worse
Qts0.57 −5%
Vas1.6 L −64%, better
BL11.0 T·m +73%, better
Xmax3 mm −8%
Sensitivity93 dB −2.2, worse
CIAREPWA6.38
No current priceFs77 Hz −47%, better
Qts0.56 −7%
Vas5.6 L +27%, worse
BL8.7 T·m +37%, better
Xmax4 mm +23%, better
Sensitivity88.2 dB −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
| Shop | Price | Against the lowest | Stock | Link |
|---|---|---|---|---|
SoundImports Import VAT and duty may apply | £48.52, the lowest price | 7 in stock | Visit shop at SoundImports |
Best price over time
Tracked since 1 Apr