Dayton AudioCE4895-8
£10.84 · 98% less, betterFs123 Hz +151%, worse
Qts0.53 –
Vas0.55 L −96%, better
BL5.2 T·m –
Xmax1.8 mm −66%, worse
Sensitivity84.5 dB −2, worse
3-inch LF driver · TITANIUM FORMER series · 75 mm voice coil · 150 W
Morel TSCM 634 4Ω
4 Ω
£543.43
2.4%Willys-Hifi · All 2 offers
- Fs
- 49Hz
- Xmax
- 5.3mm
- SPL
- 87dB
- Pe
- 150W
- BL
- 5.1T·m
- Vd
- 62cm³
- Qts
- 0.53
- Vas
- 13L
Morel TSCM 634 is a 3-inch 4 ohm LF driver rated at 150 W RMS. The validated T/S data includes Fs 49 Hz, Qts 0.53, Vas 13.3 L, Xmax 5.3 mm, sensitivity 86.5 dB, plus 62 cm³ Vd and 87 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 £502.34.
The published T/S values agree with each other
Thiele/Small
- Fs
- 49Hz
- Qts
- 0.53
- Qes
- 0.56
- Qms
- 4.3
- Vas
- 13.3L
- Re
- 3.3Ω
- Le
- 0.11mH
Motor and cone
- BL
- 5.1T·m
- Sd
- 119cm²
- Mms
- 15g
- Xmax
- 5.3mm
- Vd †
- 62cm³
- Voice coil
- 75mm
- Flux density
- 0.78T
Power and response
- Sensitivity †
- 86.5dB
- Manufacturer sensitivity
- 89dB
- Power
- 150W
- Nominal power
- 150W
- Impedance
- 4Ω
- EBP †
- 87 · Sealed or vented
Size and mounting
- Diameter
- 160mm
- Depth
- 69mm
- Weight
- 1.4kg
Other published values
- Cms
- 0.86mm/N
- Rms
- 0.55kg/s
- Power Peak
- 1000
Sensitivity shows 86.5 dB, calculated from the T/S values. Morel publishes 89.0 dB, 2.5 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else Morel lists
LF · Primary · 3″
- BL
- 5.1T·m
- Fs
- 49Hz
- Le
- 0.11mH
- Re
- 3.3Ω
- Sd
- 119cm²
- Cms
- 0.86mm/N
- Mms
- 15g
- Qes
- 0.56
- Qms
- 4.3
- Qts
- 0.53
- Rms
- 0.55kg/s
- SPL
- 86.5dB
- Vas
- 13.3L
- Xmax
- 5.3mm
- Power
- 150W
- Impedance
- 4Ω
- Power Peak
- 1000
- Flux density
- 0.78T
- Sensitivity
- 89dB
- Nominal power
- 150W
- Calculated sensitivity †
- 86.5dB
- Manufacturer sensitivity
- 89dB
- Voice coil
- 75mm
- Weight
- 1.4kg
- Diameter
- 160mm
- Depth
- 69mm
02
Compare
Same-size drivers, compared with the TSCM 634. Clear differences are green when better and red when worse.
This driverTSCM 634
Best price
£502.34
Fs
49 Hz
Qts
0.53
Vas
13.3 L
BL
5.1 T·m
Xmax
5.3 mm
Sensitivity
86.5 dB
Power
150 W
REDCATT4FR-1
£11.96 · 98% less, betterFs79 Hz +61%, worse
Qts0.52 –
Vas1.8 L −86%, better
BL4.8 T·m −6%
Xmax2.8 mm −47%, worse
Sensitivity83.7 dB −2.8, worse
Dayton AudioDMA58-8
£15.83 · 97% less, betterFs166 Hz +239%, worse
Qts0.54 –
Vas0.14 L −99%, better
BL4.9 T·m −4%
Xmax2 mm −62%, worse
Sensitivity81.6 dB −4.9, worse
REDCATT4FR-2
£16.62 · 97% less, betterFs80 Hz +63%, worse
Qts0.51 −4%
Vas2.0 L −85%, better
BL4.6 T·m −10%, worse
Xmax0.35 mm −93%, worse
Sensitivity84.4 dB −2.1, worse
Sica3.5 H 1 CS
£18.42 · 96% less, betterFs85 Hz +73%, worse
Qts0.53 –
Vas1.8 L −86%, better
BL4.8 T·m −5%
Xmax2.5 mm −52%, worse
Sensitivity84.9 dB −1.6
Dayton AudioDMA80-8
£19.17 · 96% less, betterFs98 Hz +99%, worse
Qts0.47 −11%, better
Vas1.1 L −91%, better
BL5.1 T·m –
Xmax2.5 mm −52%, worse
Sensitivity84.4 dB −2.1, worse
Dayton AudioND91-8
£20.93 · 96% less, betterFs71 Hz +44%, worse
Qts0.47 −11%, better
Vas1.5 L −88%, better
BL5.6 T·m +11%, better
Xmax5.1 mm –
Sensitivity82.1 dB −4.4, worse
SB AcousticsSB12PFCR25-8
£21.98 · 96% less, betterFs59 Hz +20%, worse
Qts0.48 −9%
Vas5.3 L −60%, better
BL4.6 T·m −10%
Xmax5 mm −5%
Sensitivity85 dB −1.5
SB AcousticsSB12PFC25-8
£21.98 · 96% less, betterFs64 Hz +31%, worse
Qts0.56 +6%
Vas4.3 L −68%, better
BL4.5 T·m −12%, worse
Xmax5 mm −5%
Sensitivity84.4 dB −2.1, worse
Tang BandW2-2355S
£29.47 · 94% less, betterFs80 Hz +63%, worse
Qts0.56 +6%
Vas0.14 L −99%, better
BL4.3 T·m −15%, worse
Xmax5 mm −5%
Sensitivity72.3 dB −14.2, worse
Tang BandW3-315E
£32.19 · 94% less, betterFs100 Hz +104%, worse
Qts0.52 –
Vas1.7 L −87%, better
BL3.9 T·m −24%, worse
Xmax1.3 mm −76%, worse
Sensitivity86.7 dB –
MarkaudioCHN-719
£37.64 · 93% less, betterFs68 Hz +40%, worse
Qts0.50 −6%
Vas4.7 L −64%, better
BL4.0 T·m −22%, worse
Xmax4.3 mm −18%, worse
Sensitivity86.1 dB –
MarkaudioCHR-70
£37.64 · 93% less, betterFs65 Hz +33%, worse
Qts0.55 +4%
Vas5.2 L −61%, better
BL4.2 T·m −17%, worse
Xmax4.3 mm −18%, worse
Sensitivity85.2 dB −1.3
Tang BandW3-2345S
£44.96 · 91% less, betterFs45 Hz −8%
Qts0.48 −9%
Vas0.64 L −95%, better
BL5.9 T·m +16%, better
Xmax7.7 mm +47%, better
Sensitivity72.2 dB −14.3, worse
SB AcousticsSB12NRXF25-4
£45.28 · 91% less, betterFs61 Hz +24%, worse
Qts0.48 −9%
Vas4.1 L −69%, better
BL3.6 T·m −29%, worse
Xmax5 mm −5%
Sensitivity84.5 dB −2, worse
SB AcousticsSB12NRXF25-8
£45.28 · 91% less, betterFs63 Hz +29%, worse
Qts0.42 −21%, better
Vas4.2 L −68%, better
BL5.5 T·m +8%
Xmax5 mm −5%
Sensitivity85.6 dB −0.9
SB AcousticsSB12CACS25-8
£58.31 · 88% less, betterFs51 Hz +4%
Qts0.37 −30%, better
Vas6.5 L −51%, better
BL5.2 T·m –
Xmax5 mm −5%
Sensitivity85.4 dB −1.1
VisatonB 100
£73.93 · 85% less, betterFs75 Hz +53%, worse
Qts0.52 –
Vas5.3 L −60%, better
BL4.1 T·m −19%, worse
Xmax1.6 mm −69%, worse
Sensitivity88.2 dB +1.7
Tang BandW4-1720
£82.28 · 84% less, betterFs60 Hz +22%, worse
Qts0.42 −21%, better
Vas5.9 L −55%, better
BL3.8 T·m −25%, worse
Xmax5 mm −5%
Sensitivity86 dB −0.5
MorelCAW 634
£104.66 · 79% less, betterFs43 Hz −12%, better
Qts0.42 −21%, better
Vas13.7 L +3%
BL5.6 T·m +10%, better
Xmax4.3 mm −19%, worse
Sensitivity85.2 dB −1.3
MorelCAW 638
£159.05 · 68% less, betterFs43 Hz −12%, better
Qts0.46 −13%, better
Vas15.7 L +18%, worse
BL7.3 T·m +43%, better
Xmax4.3 mm −19%, worse
Sensitivity85.4 dB −1.1
MorelTIW 638ND
£165.79 · 67% less, betterFs43 Hz −12%, better
Qts0.40 −25%, better
Vas15.5 L +17%, worse
BL7.7 T·m +51%, better
Xmax5.3 mm –
Sensitivity86.5 dB –
Tang BandW4-1879
£209.33 · 58% less, betterFs55 Hz +12%, worse
Qts0.43 −19%, better
Vas9.1 L −31%, better
BL4.2 T·m −18%, worse
Xmax5 mm −5%
Sensitivity86.8 dB –
MorelTICW 638ND
£293.02 · 42% less, betterFs45 Hz −8%
Qts0.42 −21%, better
Vas14 L +5%
BL7.5 T·m +47%, better
Xmax5.3 mm –
Sensitivity86.4 dB –
MorelSCM 634
£306.46 · 39% less, betterFs49 Hz –
Qts0.40 −25%, better
Vas14 L +5%
BL4.9 T·m −4%
Xmax5.3 mm –
Sensitivity86.5 dB –
WavecorSW084OM02
No current priceFs77 Hz +57%, worse
Qts0.53 –
Vas1.7 L −87%, better
BL4.6 T·m −10%, worse
Xmax4.5 mm −14%, worse
Sensitivity83.4 dB −3.1, worse
HiViB4N
No current priceFs56 Hz +14%, worse
Qts0.52 –
Vas4.5 L −66%, better
BL5.1 T·m –
Xmax3.2 mm −39%, worse
Sensitivity83 dB −3.5, worse
MarkaudioCHP-70 GENERATION 2
No current priceFs72 Hz +48%, worse
Qts0.52 –
Vas4.7 L −65%, better
BL4.2 T·m −17%, worse
Xmax4.2 mm −20%, worse
Sensitivity86.3 dB –
Tang BandW3-2088S0F
No current priceFs45 Hz −8%
Qts0.48 −9%
Vas2.1 L −84%, better
BL5.7 T·m +11%, better
Xmax7 mm +33%, better
Sensitivity77.4 dB −9.1, worse
Tang BandW4-2356
No current priceFs70 Hz +43%, worse
Qts0.45 −15%, better
Vas4.0 L −70%, better
BL4.9 T·m –
Xmax3 mm −43%, worse
Sensitivity85.7 dB −0.8
Tune the match
Choose the published values that matter to your design. Size stays matched to this driver.
Qts
Qes
VasL
Xmaxmm
BLTm
- SoundImports5.0 out of 52 ratings · Checked 26 Oct 2026Read reviews on SoundImports
Each shop collects its own ratings. Bits shows them as published and doesn't verify them.
| Shop | Price | Against the lowest | Stock | Link |
|---|---|---|---|---|
Willys-Hifi | £543.43, the lowest price | Stock not listed | Visit shop at Willys-Hifi | |
SoundImports Import VAT and duty may apply | £502.34 | 4 in stock | Visit shop at SoundImports |
Best price over time
Tracked since 1 Apr
Recent changes
- 1 OctWillys-Hifi£556.95 → £543.43Down 2.4% from £556.95
- 30 SepWillys-Hifi£554.95 → £556.95Up 0.4% from £554.95
- 29 SepWillys-Hifi£555.95 → £554.95Down 0.2% from £555.95