Dayton AudioDS90-8
£16.44 · 71% less, betterFs81 Hz −22%, better
Qts0.43 –
Vas1.3 L –
BL4.8 T·m +6%
Xmax2.5 mm +25%, better
Sensitivity83.3 dB −3.6, worse
3-inch LF driver · SPH series · 21 mm voice coil · 20 W
Monacor SPH-30X/8SW 8Ω
8 Ω · 3–17000 Hz
£57.31
SteadySoundImports · 4 in stock · Ships from Netherlands · All 1 offer
- Fs
- 105Hz
- Xmax
- 2mm
- SPL
- 87dB
- Pe
- 20W
- BL
- 4.5T·m
- Vd
- 6cm³
- Qts
- 0.42
- Vas
- 1L
Monacor SPH-30X/8SW is a 3-inch 8 ohm LF driver rated at 20 W RMS. The validated T/S data includes Fs 105 Hz, Qts 0.42, Vas 1.3 L, Xmax 2 mm, sensitivity 86.9 dB, plus 6 cm³ Vd and 214 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 £57.31.
The published T/S values agree with each other
Thiele/Small
- Fs
- 105Hz
- Qts
- 0.42
- Qes
- 0.49
- Qms
- 8.6
- Vas
- 1.3L
- Re
- 5.7Ω
- Le
- 0.50mH
Motor and cone
- BL
- 4.5T·m
- Sd
- 30cm²
- Mms
- 3g
- Xmax
- 2mm
- Vd †
- 6cm³
- Voice coil
- 21mm
Power and response
- Sensitivity †
- 86.9dB
- Manufacturer sensitivity
- 87dB
- Power
- 20W
- Impedance
- 8Ω
- Range
- 3–17000Hz
- EBP †
- 214 · Leans vented
Size and mounting
- Diameter
- 80.5mm
- Cutout
- 73mm
- Depth
- 42mm
- Weight
- 0.14kg
Other published values
- Cms
- 0.90mm/N
- Power Peak
- 50
Other dimensions
- Mounting Depth
- 40.7
† Calculated by bits from the published values
What this validation status means
Everything else Monacor lists
LF · Primary · 3″
- BL
- 4.5T·m
- Fs
- 105Hz
- Le
- 0.50mH
- Re
- 5.7Ω
- Sd
- 30cm²
- Cms
- 0.90mm/N
- Mms
- 3g
- Qes
- 0.49
- Qms
- 8.6
- Qts
- 0.42
- SPL
- 86.9dB
- Vas
- 1.3L
- Xmax
- 2mm
- Power
- 20W
- Impedance
- 8Ω
- Power Peak
- 50
- Sensitivity
- 87dB
- Low limit
- 3Hz
- Calculated sensitivity †
- 86.9dB
- High limit
- 17000Hz
- Manufacturer sensitivity
- 87dB
- Voice coil
- 21mm
- Weight
- 0.14kg
- Diameter
- 80.5mm
- Depth
- 42mm
- Mounting Depth
- 40.7
- Cutout
- 73mm
02
Compare
Same-size drivers, compared with the SPH-30X/8SW. Clear differences are green when better and red when worse.
This driverSPH-30X/8SW
Best price
£57.31
Fs
105 Hz
Qts
0.42
Vas
1.3 L
BL
4.5 T·m
Xmax
2 mm
Sensitivity
86.9 dB
Power
20 W
Dayton AudioDMA58-4
£16.70 · 71% less, betterFs166 Hz +58%, worse
Qts0.46 +10%
Vas0.14 L −89%, better
BL3.7 T·m −17%, worse
Xmax2 mm –
Sensitivity82.6 dB −4.3, worse
Dayton AudioDMA70-4
£17.51 · 69% less, betterFs113 Hz +8%
Qts0.44 +5%
Vas0.57 L −56%, better
BL3.7 T·m −17%, worse
Xmax2 mm –
Sensitivity83.7 dB −3.2, worse
FaitalPRO3FE22
£18.26 · 68% less, betterFs110 Hz +5%
Qts0.47 +12%, worse
Vas1.3 L –
BL4.5 T·m –
Xmax1.8 mm −8%
Sensitivity87.3 dB –
Dayton AudioDMA80-8
£19.17 · 67% less, betterFs98 Hz −7%
Qts0.47 +12%, worse
Vas1.1 L −13%, better
BL5.1 T·m +14%, better
Xmax2.5 mm +25%, better
Sensitivity84.4 dB −2.5, worse
Dayton AudioND91-4
£20.93 · 63% less, betterFs74 Hz −30%, better
Qts0.41 –
Vas1.4 L +8%
BL4.6 T·m –
Xmax4.6 mm +130%, better
Sensitivity83 dB −3.9, worse
Sica4 E 1 CS
£23.86 · 58% less, betterFs118 Hz +12%, worse
Qts0.39 −7%
Vas1.3 L –
BL5.8 T·m +29%, better
Xmax2.2 mm +10%, better
Sensitivity88.4 dB +1.5
EminenceALPHA 3-8
£24.24 · 58% less, betterFs118 Hz +12%, worse
Qts0.50 +19%, worse
Vas0.95 L −27%, better
BL3.9 T·m −12%, worse
Xmax2.4 mm +20%, better
Sensitivity86.7 dB –
PeerlessSLS-85S25CP04-04
£25.08 · 56% less, betterFs73 Hz −30%, better
Qts0.36 −14%, better
Vas1.4 L +10%
BL4.3 T·m −4%
Xmax6.5 mm +225%, better
Sensitivity83.6 dB −3.3, worse
Tang BandW3-881SJF
£30.14 · 47% less, betterFs100 Hz −5%
Qts0.39 −7%
Vas1.9 L +45%, worse
BL4.5 T·m –
Xmax0.5 mm −75%, worse
Sensitivity88.7 dB +1.8
LavoceFSN030.72
£30.67 · 46% less, betterFs127 Hz +21%, worse
Qts0.41 –
Vas1.1 L −14%, better
BL5.0 T·m +11%, better
Xmax2.1 mm +5%
Sensitivity89.3 dB +2.4, better
MonacorSPX-20M
£34.33 · 40% less, betterFs157 Hz +50%, worse
Qts0.42 –
Vas0.2 L −85%, better
BL4.5 T·m –
Xmax0.5 mm −75%, worse
Sensitivity84.3 dB −2.6, worse
Tang BandW3-1231SN
£46.05 · 20% less, betterFs100 Hz −5%
Qts0.34 −19%, better
Vas1.4 L +8%
BL4.4 T·m –
Xmax1.3 mm −38%, worse
Sensitivity87.2 dB –
Tang BandW4-1052SDF
£47.37 · 17% less, betterFs70 Hz −33%, better
Qts0.42 –
Vas5.2 L +301%, worse
BL4.1 T·m −8%
Xmax2.6 mm +30%, better
Sensitivity87.9 dB +1
Tang BandW3-1335SB
£61.96 · 8% more, worseFs100 Hz −5%
Qts0.34 −19%, better
Vas1.2 L −6%
BL5.2 T·m +15%, better
Xmax0.5 mm −75%, worse
Sensitivity86.3 dB −0.6
Tang BandW4-1720
£82.28 · 44% more, worseFs60 Hz −43%, better
Qts0.42 –
Vas5.9 L +355%, worse
BL3.8 T·m −15%, worse
Xmax5 mm +150%, better
Sensitivity86 dB −0.9
VisatonTI 100
£154.93 · 170% more, worseFs62 Hz −41%, better
Qts0.41 –
Vas5.7 L +337%, worse
BL5.0 T·m +11%, better
Xmax2.3 mm +13%, better
Sensitivity86.9 dB –
Tang BandW4-1879
£209.33 · 265% more, worseFs55 Hz −48%, better
Qts0.43 –
Vas9.1 L +602%, worse
BL4.2 T·m −6%
Xmax5 mm +150%, better
Sensitivity86.8 dB –
CIARECX102
No current priceFs125 Hz +19%, worse
Qts0.43 –
Vas1.5 L +15%, worse
BL4.3 T·m −4%
Xmax1.9 mm −5%
Sensitivity89.6 dB +2.7, better
CIARECM100
No current priceFs160 Hz +52%, worse
Qts0.43 –
Vas1.8 L +38%, worse
BL4.1 T·m −9%
Xmax1.9 mm −5%
Sensitivity93.5 dB +6.6, better
CIAREFXI3.21
No current priceFs90 Hz −14%, better
Qts0.44 +5%
Vas1.8 L +38%, worse
BL3.7 T·m −17%, worse
Xmax2 mm –
Sensitivity86.3 dB −0.6
CIARENDI3.21
No current priceFs90 Hz −14%, better
Qts0.38 −10%
Vas1.8 L +38%, worse
BL4 T·m −11%, worse
Xmax2 mm –
Sensitivity86.8 dB –
Tang BandW4-1129E
No current priceFs120 Hz +14%, worse
Qts0.44 +5%
Vas1.7 L +32%, worse
BL5.2 T·m +15%, better
Xmax1.8 mm −10%
Sensitivity90.1 dB +3.2, better
Dayton AudioDMA80-4
No current priceFs94 Hz −11%, better
Qts0.41 –
Vas1.4 L +9%
BL3.7 T·m −17%, worse
Xmax2.5 mm +25%, better
Sensitivity85.6 dB −1.3
CIARENDI3.25
No current priceFs77 Hz −27%, better
Qts0.40 −5%
Vas1.7 L +31%, worse
BL4.2 T·m −6%
Xmax3.9 mm +95%, better
Sensitivity84.1 dB −2.8, worse
Tang BandW3-1876S
No current priceFs55 Hz −48%, better
Qts0.43 –
Vas0.9 L −32%, better
BL5.3 T·m +18%, better
Xmax4 mm +100%, better
Sensitivity76.7 dB −10.2, worse
Tang BandW3-316B
No current priceFs100 Hz −5%
Qts0.44 +5%
Vas1.9 L +45%, worse
BL4.1 T·m −8%
Xmax1.2 mm −40%, worse
Sensitivity88 dB +1.1
Tang BandW3-1797S
No current priceFs90 Hz −14%, better
Qts0.35 −17%, better
Vas1.0 L −25%, better
BL4.6 T·m –
Xmax1 mm −50%, worse
Sensitivity84.1 dB −2.8, worse
WavecorSW084OM01
No current priceFs74 Hz −30%, better
Qts0.44 +5%
Vas1.7 L +31%, worse
BL3.6 T·m −21%, worse
Xmax4.5 mm +125%, better
Sensitivity83.8 dB −3.1, worse
Dayton AudioND64-16
No current priceFs101 Hz −4%
Qts0.41 –
Vas0.53 L −59%, better
BL6.5 T·m +46%, better
Xmax1.9 mm −5%
Sensitivity82.9 dB −4, 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 | £57.31, the lowest price | 4 in stock | Visit shop at SoundImports |
Best price over time
Tracked since 1 Apr