GRS4SMP-8
£12.08 · 25% less, betterFs63 Hz −32%, better
Qts0.65 −6%
Vas4 L +5%
BL4.2 T·m −33%, worse
Xmax4 mm +100%, better
Sensitivity82.8 dB −5.3, worse
5-inch LF driver · 25 mm voice coil · 60 W
REDCATT 5FR 8Ω
8 Ω
£16.14
Lautsprecherteile · 4 in stock · All 1 offer
- Fs
- 92Hz
- Xmax
- 2mm
- SPL
- 88dB
- Pe
- 60W
- BL
- 6.3T·m
- Vd
- 18cm³
- Qts
- 0.69
- Vas
- 4L
REDCATT 5FR is a 5-inch 8 ohm LF driver rated at 60 W RMS. The validated T/S data includes Fs 92 Hz, Qts 0.69, Vas 3.8 L, Xmax 2 mm, sensitivity 88.1 dB, plus 18 cm³ Vd and 126 EBP. bits tracks UK vendor pricing, price movement, datasheet links, simulator import data, and similar drivers, with a current best price of £16.14.
The published T/S values agree with each other
Thiele/Small
- Fs
- 92Hz
- Qts
- 0.69
- Qes
- 0.73
- Qms
- 11.4
- Vas
- 3.8L
- Re
- 5.6Ω
- Le
- 0.28mH
Motor and cone
- BL
- 6.3T·m
- Sd
- 90cm²
- Mms
- 9g
- Xmax
- 2mm
- Vd †
- 18cm³
- Voice coil
- 25mm
Power and response
- Sensitivity †
- 88.1dB
- Manufacturer sensitivity
- 89.6dB
- Power
- 60W
- Impedance
- 8Ω
- EBP †
- 126 · Leans vented
Size and mounting
- Diameter
- 130.5mm
- Cutout
- 113.5mm
- Bolt circle
- 139mm
- Weight
- 1.0kg
Other published values
- Xmech
- 7
- Power Peak
- 240
Other dimensions
- Mounting Depth
- 61
Sensitivity shows 88.1 dB, calculated from the T/S values. REDCATT publishes 89.6 dB, 1.5 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else REDCATT lists
LF · Primary · 5″
- BL
- 6.3T·m
- Fs
- 92Hz
- Le
- 0.28mH
- Re
- 5.6Ω
- Sd
- 90cm²
- Mms
- 9g
- Qes
- 0.73
- Qms
- 11.4
- Qts
- 0.69
- SPL
- 88.1dB
- Vas
- 3.8L
- Xmax
- 2mm
- Xmech
- 7
- Power
- 60W
- Impedance
- 8Ω
- Power Peak
- 240
- Sensitivity
- 89.6dB
- Calculated sensitivity †
- 88.1dB
- Manufacturer sensitivity
- 89.6dB
- Voice coil
- 25mm
- Weight
- 1.0kg
- Diameter
- 130.5mm
- Mounting Depth
- 61
- Cutout
- 113.5mm
- Bolt circle
- 139mm
02
Compare
Same-size drivers, compared with the 5FR. Clear differences are green when better and red when worse.
This driver5FR
Best price
£16.14
Fs
92 Hz
Qts
0.69
Vas
3.8 L
BL
6.3 T·m
Xmax
2 mm
Sensitivity
88.1 dB
Power
60 W
PRV Audio4MR60-4
£15.04 · 7% less, betterFs90 Hz –
Qts0.68 –
Vas3.3 L −14%, better
BL3.4 T·m −46%, worse
Xmax2.9 mm +44%, better
Sensitivity87 dB −1.1
Dayton AudioPA130-8
£18.12 · 12% more, worseFs83 Hz −9%
Qts0.51 −26%, better
Vas4.0 L +4%
BL6.4 T·m –
Xmax2 mm –
Sensitivity87.8 dB –
Dayton AudioDMA105-8
£22.58 · 40% more, worseFs72 Hz −22%, better
Qts0.63 −9%
Vas4.2 L +12%, worse
BL4.5 T·m −29%, worse
Xmax2.5 mm +25%, better
Sensitivity84.8 dB −3.3, worse
PRV Audio6MR250B-4
£26.38 · 63% more, worseFs143 Hz +55%, worse
Qts0.82 +19%, worse
Vas4 L +5%
BL5.8 T·m −8%
Xmax3.3 mm +63%, better
Sensitivity93.4 dB +5.3, better
Sica4 L 1 SL
£26.38 · 63% more, worseFs108 Hz +18%, worse
Qts0.63 −9%
Vas1.2 L −68%, better
BL5.1 T·m −19%, worse
Xmax2.4 mm +20%, better
Sensitivity84.9 dB −3.2, worse
CIAREHM100
£28.17 · 75% more, worseFs160 Hz +74%, worse
Qts0.70 –
Vas1.1 L −71%, better
BL5.1 T·m −19%, worse
Xmax2.2 mm +10%, better
Sensitivity88.7 dB +0.6
PeerlessHDS-P830991
£28.34 · 76% more, worseFs76 Hz −17%, better
Qts0.55 −20%, better
Vas5.1 L +34%, worse
BL6.3 T·m –
Xmax6.5 mm +228%, better
Sensitivity87.1 dB −1
LavoceCSF051.21
£29.47 · 83% more, worseFs110 Hz +20%, worse
Qts0.64 −7%
Vas4.1 L +7%
BL5.9 T·m −6%
Xmax3.4 mm +70%, better
Sensitivity90.7 dB +2.6, better
FaitalPRO6FE200
£29.50 · 83% more, worseFs120 Hz +30%, worse
Qts0.67 –
Vas3.6 L −5%
BL8.2 T·m +30%, better
Xmax4.7 mm +134%, better
Sensitivity91.2 dB +3.1, better
CelestionTF0510
£29.87 · 85% more, worseFs128 Hz +39%, worse
Qts0.58 −16%, better
Vas7.4 L +94%, worse
BL6.8 T·m +8%
Xmax2.4 mm +20%, better
Sensitivity95.1 dB +7, better
Dayton AudioND105-8
£31.12 · 93% more, worseFs67 Hz −28%, better
Qts0.66 −4%
Vas3.0 L −22%, better
BL5.4 T·m −14%, worse
Xmax4 mm +100%, better
Sensitivity82.8 dB −5.3, worse
Dayton AudioND140-8
£34.13 · 112% more, worseFs57 Hz −39%, better
Qts0.68 –
Vas7.7 L +104%, worse
BL6.0 T·m −4%
Xmax4 mm +100%, better
Sensitivity84.5 dB −3.6, worse
Sica6 D 1.5 CS
£37.99 · 135% more, worseFs109 Hz +18%, worse
Qts0.63 −9%
Vas4.4 L +16%, worse
BL7.4 T·m +17%, better
Xmax1.5 mm −25%, worse
Sensitivity90.6 dB +2.5, better
Dayton AudioLW150-4
£41.54 · 157% more, worseFs63 Hz −32%, better
Qts0.64 −7%
Vas3.5 L −8%
BL6.5 T·m +3%
Xmax4 mm +100%, better
Sensitivity82.8 dB −5.3, worse
Sica5 N 1.5 PL
£77.95 · 383% more, worseFs111 Hz +20%, worse
Qts0.56 −19%, better
Vas3 L −21%, better
BL6.2 T·m –
Xmax3 mm +50%, better
Sensitivity89.5 dB +1.4
WavecorWF118WA06
£84.52 · 424% more, worseFs66 Hz −28%, better
Qts0.55 −20%, better
Vas3.5 L −8%
BL5.6 T·m −11%, worse
Xmax3 mm +50%, better
Sensitivity84.3 dB −3.8, worse
AccutonC90-6-724
£534.59 · 3213% more, worseFs83 Hz −10%, better
Qts0.60 −13%, better
Vas5.1 L +34%, worse
BL6.0 T·m −6%
Xmax3 mm +50%, better
Sensitivity88.4 dB –
MonacorSP-4/60PRO
No current priceFs92 Hz –
Qts0.60 −13%, better
Vas3 L −21%, better
BL5.8 T·m −7%
Xmax2.3 mm +15%, better
Sensitivity87.5 dB −0.6
PeerlessFSL-0512R01-08
No current priceFs120 Hz +30%, worse
Qts0.58 −16%, better
Vas3.5 L −8%
BL6.4 T·m –
Xmax4.3 mm +117%, better
Sensitivity91 dB +2.9, better
Dayton AudioPC105-8
No current priceFs85 Hz −8%
Qts0.64 −7%
Vas3.4 L −11%, better
BL4.1 T·m −35%, worse
Xmax2 mm –
Sensitivity85.7 dB −2.4, worse
LavoceWSF051.02
No current priceFs106 Hz +15%, worse
Qts0.60 −13%, better
Vas3.3 L −14%, better
BL6.4 T·m –
Xmax3.1 mm +55%, better
Sensitivity89.7 dB +1.6
CIARECM133
No current priceFs112 Hz +22%, worse
Qts0.54 −22%, better
Vas2.5 L −34%, better
BL5.0 T·m −20%, worse
Xmax2 mm –
Sensitivity89 dB +0.9
PRV Audio69FR250-4
No current priceFs82 Hz −11%, better
Qts0.70 –
Vas13.9 L +266%, worse
BL6.1 T·m −3%
Xmax3.5 mm +75%, better
Sensitivity92.2 dB +4.1, better
WavecorWF118OM02
No current priceFs61 Hz −34%, better
Qts0.65 −6%
Vas5.5 L +45%, worse
BL4.2 T·m −33%, worse
Xmax1.9 mm −5%
Sensitivity84.5 dB −3.6, worse
Dayton AudioCFC150-4
No current priceFs77 Hz −16%, better
Qts0.70 –
Vas4.2 L +10%
BL4.7 T·m −25%, worse
Xmax3.5 mm +75%, better
Sensitivity85.6 dB −2.5, worse
No photo
PHL Audio950
No current priceFs200 Hz +117%, worse
Qts0.62 −10%, better
Vas1.3 L −66%, better
BL8.8 T·m +40%, better
Xmax2 mm –
Sensitivity93.7 dB +5.6, better
Dayton AudioCFC120-8
No current priceFs60 Hz −35%, better
Qts0.56 −19%, better
Vas4.6 L +21%, worse
BL5.1 T·m −19%, worse
Xmax2.5 mm +25%, better
Sensitivity83.6 dB −4.5, worse
MonacorTF0510/8
No current priceFs128 Hz +39%, worse
Qts0.58 −16%, better
Vas7.4 L +95%, worse
BL6.8 T·m +8%
Xmax2.4 mm +20%, better
Sensitivity95.1 dB +7, better
CelestionTF0512HE
No current priceFs85 Hz −8%
Qts0.54 −22%, better
Vas3.5 L −9%
BL6.7 T·m +7%
Xmax4.8 mm +138%, better
Sensitivity87.7 dB –
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 | £16.14, the lowest price | 4 in stock | Visit shop at Lautsprecherteile |
Best price over time
Tracked since 1 Oct