Dayton AudioGF180-8
£18.89 · 7% less, betterFs53 Hz +20%, worse
Qts0.50 −4%
Vas15.5 L +8%
BL7.9 T·m +31%, better
Xmax4 mm +25%, better
Sensitivity87.9 dB +2.6, better
6.5-inch LF driver · 25 mm voice coil · 50 W
REDCATT 61FHM-2 4Ω
4 Ω
£20.32
Lautsprecherteile · 15 in stock · All 1 offer
- Fs
- 44Hz
- Xmax
- 3.2mm
- SPL
- 85dB
- Pe
- 50W
- BL
- 6.0T·m
- Vd
- 42cm³
- Qts
- 0.52
- Vas
- 14L
REDCATT 61FHM-2 is a 6.5-inch 4 ohm LF driver rated at 50 W RMS. The validated T/S data includes Fs 44 Hz, Qts 0.52, Vas 14.4 L, Xmax 3.2 mm, sensitivity 85.3 dB, plus 42 cm³ Vd and 76 EBP. bits tracks UK vendor pricing, price movement, datasheet links, simulator import data, and similar drivers, with a current best price of £20.32.
The published T/S values agree with each other
Thiele/Small
- Fs
- 44Hz
- Qts
- 0.52
- Qes
- 0.58
- Qms
- 5.3
- Vas
- 14.4L
- Re
- 3.2Ω
- Le
- 0.74mH
Motor and cone
- BL
- 6.0T·m
- Sd
- 133cm²
- Mms
- 23g
- Xmax
- 3.2mm
- Vd †
- 42cm³
- Voice coil
- 25mm
Power and response
- Sensitivity †
- 85.3dB
- Manufacturer sensitivity
- 86dB
- Power
- 50W
- Impedance
- 4Ω
- EBP †
- 76 · Sealed or vented
Size and mounting
- Diameter
- 165.5mm
- Cutout
- 143mm
- Bolt circle
- 157mm
- Weight
- 1.0kg
Other published values
- Xmech
- 9.2
- Power Peak
- 200
Other dimensions
- Mounting Depth
- 68
† Calculated by bits from the published values
What this validation status means
Everything else REDCATT lists
LF · Primary · 6.5″
- BL
- 6.0T·m
- Fs
- 44Hz
- Le
- 0.74mH
- Re
- 3.2Ω
- Sd
- 133cm²
- Mms
- 23g
- Qes
- 0.58
- Qms
- 5.3
- Qts
- 0.52
- SPL
- 85.3dB
- Vas
- 14.4L
- Xmax
- 3.2mm
- Xmech
- 9.2
- Power
- 50W
- Impedance
- 4Ω
- Power Peak
- 200
- Sensitivity
- 86dB
- Calculated sensitivity †
- 85.3dB
- Manufacturer sensitivity
- 86dB
- Voice coil
- 25mm
- Weight
- 1.0kg
- Diameter
- 165.5mm
- Mounting Depth
- 68
- Cutout
- 143mm
- Bolt circle
- 157mm
02
Compare
Same-size drivers, compared with the 61FHM-2. Clear differences are green when better and red when worse.
This driver61FHM-2
Best price
£20.32
Fs
44 Hz
Qts
0.52
Vas
14.4 L
BL
6.0 T·m
Xmax
3.2 mm
Sensitivity
85.3 dB
Power
50 W
Dayton AudioPA165-8
£24.92 · 23% more, worseFs81 Hz +84%, worse
Qts0.47 −10%
Vas9.2 L −36%, better
BL6.3 T·m +5%
Xmax–
Sensitivity91.1 dB +5.8, better
FaitalPRO6FE125
£26.87 · 32% more, worseFs61 Hz +39%, worse
Qts0.55 +6%
Vas15.1 L +5%
BL6.8 T·m +13%, better
Xmax5.3 mm +64%, better
Sensitivity89.6 dB +4.3, better
FaitalPRO6FE100
£27.18 · 34% more, worseFs61 Hz +39%, worse
Qts0.55 +6%
Vas15.1 L +5%
BL6.8 T·m +13%, better
Xmax5.3 mm +64%, better
Sensitivity89.6 dB +4.3, better
MonacorSPM-165/8
£28.17 · 39% more, worseFs49 Hz +11%, worse
Qts0.55 +6%
Vas33 L +129%, worse
BL5.8 T·m −4%
Xmax3 mm −6%
Sensitivity89.7 dB +4.4, better
MonacorSPH-174KE
£29.88 · 47% more, worseFs42 Hz −5%
Qts0.51 –
Vas26 L +81%, worse
BL5.9 T·m –
Xmax3 mm −6%
Sensitivity86.8 dB +1.5
Dayton AudioSIG150-4
£32.36 · 59% more, worseFs62 Hz +40%, worse
Qts0.49 −6%
Vas8.7 L −40%, better
BL5.2 T·m −14%, worse
Xmax4 mm +25%, better
Sensitivity87.8 dB +2.5, better
CIAREHW159
£32.44 · 60% more, worseFs53 Hz +20%, worse
Qts0.49 −6%
Vas19.4 L +35%, worse
BL6.3 T·m +5%
Xmax5.8 mm +81%, better
Sensitivity88.8 dB +3.5, better
Dayton AudioDC160-4
£38.34 · 89% more, worseFs39 Hz −11%, better
Qts0.43 −17%, better
Vas15 L +4%
BL7.0 T·m +17%, better
Xmax3.4 mm +6%
Sensitivity84.6 dB −0.7
PRV Audio6MR400-4
£49.47 · 143% more, worseFs144 Hz +228%, worse
Qts0.60 +15%, worse
Vas4.4 L −69%, better
BL6.4 T·m +6%
Xmax3.3 mm –
Sensitivity95.2 dB +9.9, better
Beyma6B30
£51.18 · 152% more, worseFs56 Hz +27%, worse
Qts0.50 −4%
Vas15.6 L +8%
BL6.8 T·m +13%, better
Xmax5.5 mm +72%, better
Sensitivity88.6 dB +3.3, better
WavecorWF146WA02
£58.18 · 186% more, worseFs58 Hz +32%, worse
Qts0.51 –
Vas10 L −31%, better
BL6.4 T·m +6%
Xmax3 mm −6%
Sensitivity87.6 dB +2.3, better
WavecorWF168WA06
£58.18 · 186% more, worseFs41 Hz −7%
Qts0.50 −4%
Vas27.7 L +92%, worse
BL6.4 T·m +6%
Xmax3 mm −6%
Sensitivity87.5 dB +2.2, better
WavecorWF168WA02
£61.21 · 201% more, worseFs49 Hz +11%, worse
Qts0.52 –
Vas24.6 L +71%, worse
BL6.4 T·m +6%
Xmax3 mm −6%
Sensitivity89.2 dB +3.9, better
Dayton AudioE150MR-4
£76.80 · 278% more, worseFs75 Hz +70%, worse
Qts0.52 –
Vas7.4 L −49%, better
BL4.9 T·m −19%, worse
Xmax2.7 mm −16%, worse
Sensitivity89.1 dB +3.8, better
MonacorSPH-170
£81.96 · 303% more, worseFs38 Hz −14%, better
Qts0.44 −15%, better
Vas37 L +157%, worse
BL5.9 T·m –
Xmax3 mm −6%
Sensitivity87.7 dB +2.4, better
WavecorWF166TU02
£97.48 · 380% more, worseFs50 Hz +14%, worse
Qts0.48 −8%
Vas22.3 L +55%, worse
BL5 T·m −17%, worse
Xmax3 mm −6%
Sensitivity89.5 dB +4.2, better
Tang BandW6-2144
£136.51 · 572% more, worseFs45 Hz –
Qts0.45 −13%, better
Vas34.6 L +140%, worse
BL5.5 T·m −9%
Xmax3 mm −6%
Sensitivity89.1 dB +3.8, better
Scanspeak15W/8530K01
£157.04 · 673% more, worseFs38 Hz −14%, better
Qts0.50 −4%
Vas17 L +18%, worse
BL5.8 T·m −4%
Xmax6.5 mm +103%, better
Sensitivity84.3 dB −1
Scanspeak18M/4631T00
£196.32 · 866% more, worseFs65 Hz +48%, worse
Qts0.60 +15%, worse
Vas14 L –
BL5.6 T·m −7%
Xmax3 mm −6%
Sensitivity89.6 dB +4.3, better
WavecorWF146OM02
No current priceFs50 Hz +14%, worse
Qts0.51 –
Vas13.6 L −6%
BL5.4 T·m −10%, worse
Xmax3.3 mm +3%
Sensitivity86.9 dB +1.6
PRV Audio6MB400-4
No current priceFs125 Hz +184%, worse
Qts0.52 –
Vas5.3 L −63%, better
BL6.6 T·m +9%
Xmax3 mm −6%
Sensitivity94.7 dB +9.4, better
CIAREHMB165
No current priceFs86 Hz +95%, worse
Qts0.53 –
Vas8.6 L −40%, better
BL7 T·m +16%, better
Xmax3.5 mm +9%
Sensitivity91.4 dB +6.1, better
HiViS6.5RMKII
No current priceFs52 Hz +18%, worse
Qts0.48 −8%
Vas15.7 L +9%
BL6.4 T·m +6%
Xmax5.8 mm +81%, better
Sensitivity88.1 dB +2.8, better
PRV Audio69FR250-4
No current priceFs82 Hz +87%, worse
Qts0.70 +35%, worse
Vas13.9 L −3%
BL6.1 T·m –
Xmax3.5 mm +9%
Sensitivity92.2 dB +6.9, better
Dayton AudioE150MR-8
No current priceFs74 Hz +68%, worse
Qts0.58 +12%, worse
Vas8 L −44%, better
BL6.1 T·m –
Xmax2.7 mm −16%, worse
Sensitivity88.9 dB +3.6, better
Dayton AudioCFC180-8
No current priceFs51 Hz +16%, worse
Qts0.51 –
Vas12.4 L −14%, better
BL9 T·m +50%, better
Xmax4 mm +25%, better
Sensitivity86.5 dB +1.2
WavecorWF146OM01
No current priceFs49 Hz +11%, worse
Qts0.42 −19%, better
Vas13.6 L −6%
BL4.6 T·m −24%, worse
Xmax3.3 mm +3%
Sensitivity87.5 dB +2.2, better
WavecorWF168OM02
No current priceFs40 Hz −9%
Qts0.54 +4%
Vas29.5 L +105%, worse
BL6 T·m –
Xmax4.2 mm +31%, better
Sensitivity87.2 dB +1.9
Tang BandW6-2090
No current priceFs50 Hz +14%, worse
Qts0.49 −6%
Vas13.1 L −9%
BL4.1 T·m −31%, worse
Xmax4.8 mm +50%, better
Sensitivity86.8 dB +1.5
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 |
|---|---|---|---|---|
Lautsprecherteile | £20.32, the lowest price | 15 in stock | Visit shop at Lautsprecherteile |
Best price over time
Tracked since 1 Oct