PeerlessFSL-0818R01-08
£34.00Fs74 Hz +174%, worse
Qts0.37 −5%
Vas15.9 L −43%, better
BL11.3 T·m +8%
Xmax4.3 mm −62%, worse
Sensitivity93.9 dB +10.7, better
8-inch LF driver · Extreme series
SEAS XM011-04 L22ROY2 4Ω
4 Ω
No current price
- Fs
- 27Hz
- Xmax
- 11.5mm
- SPL
- 83dB
- Pe
- –
- BL
- 10.5T·m
- Vd
- 254cm³
- Qts
- 0.39
- Vas
- 28L
Published graphs
SEAS XM011-04 L22ROY2 is an 8-inch 4 ohm LF driver. The validated T/S data includes Fs 27 Hz, Qts 0.39, Vas 28 L, Xmax 11.5 mm, sensitivity 83.2 dB, plus 254 cm³ Vd and 64 EBP. bits tracks vendor pricing, datasheet links, simulator import data, and similar drivers from the same loudspeaker database.
The published T/S values agree with each other
Thiele/Small
- Fs
- 27Hz
- Qts
- 0.39
- Qes
- 0.42
- Qms
- 5.1
- Vas
- 28L
- Re
- 3.2Ω
Motor and cone
- BL
- 10.5T·m
- Sd
- 221cm²
- Mms
- 87g
- Xmax
- 11.5mm
- Vd †
- 254cm³
Power and response
- Sensitivity †
- 83.2dB
- Impedance
- 4Ω
- EBP †
- 64 · Sealed or vented
Other published values
- Cms
- 0.40mm/N
- Rms
- 2.90kg/s
† Calculated by bits from the published values
What this validation status means
Everything else SEAS lists
LF · Primary · 8″
- BL
- 10.5T·m
- Fs
- 27Hz
- Re
- 3.2Ω
- Sd
- 221cm²
- Cms
- 0.40mm/N
- Mms
- 87g
- Qes
- 0.42
- Qms
- 5.1
- Qts
- 0.39
- Rms
- 2.90kg/s
- SPL
- 83.2dB
- Vas
- 28L
- Xmax
- 11.5mm
- Impedance
- 4Ω
- Calculated sensitivity †
- 83.2dB
02
Compare
Same-size drivers, compared with the XM011-04 L22ROY2. Clear differences are green when better and red when worse.
This driverXM011-04 L22ROY2
Best price
–
Fs
27 Hz
Qts
0.39
Vas
28 L
BL
10.5 T·m
Xmax
11.5 mm
Sensitivity
83.2 dB
Power
–
SB AcousticsSB20PFCR30-8
£34.95Fs34 Hz +26%, worse
Qts0.37 −5%
Vas66.2 L +136%, worse
BL7.7 T·m −27%, worse
Xmax11.5 mm –
Sensitivity89.8 dB +6.6, better
FaneSOVEREIGN 8-225
£51.00Fs62 Hz +130%, worse
Qts0.38 –
Vas22 L −21%, better
BL11 T·m +5%
Xmax5.5 mm −52%, worse
Sensitivity93 dB +9.8, better
LavoceWSF081.82
£52.14Fs79 Hz +193%, worse
Qts0.38 –
Vas14.3 L −49%, better
BL11.3 T·m +7%
Xmax4.6 mm −60%, worse
Sensitivity94.2 dB +11, better
HiViF8
£53.74Fs37 Hz +37%, worse
Qts0.40 –
Vas38.8 L +39%, worse
BL10.3 T·m –
Xmax5 mm −57%, worse
Sensitivity88.5 dB +5.3, better
CelestionTRUVOX 0820
£59.70Fs74 Hz +174%, worse
Qts0.39 –
Vas17.3 L −38%, better
BL11.5 T·m +10%
Xmax5 mm −57%, worse
Sensitivity94.3 dB +11.1, better
EminenceBETA-8A
£67.94Fs65 Hz +141%, worse
Qts0.38 –
Vas23.3 L −17%, better
BL9.6 T·m −9%
Xmax3 mm −74%, worse
Sensitivity93.9 dB +10.7, better
GRS8SW-4HE-8
£72.53Fs25 Hz −8%
Qts0.45 +15%, worse
Vas31.7 L +13%, worse
BL10.5 T·m –
Xmax10.8 mm −6%
Sensitivity81.9 dB −1.3
Dayton AudioDCS205-4
£75.98Fs32 Hz +20%, worse
Qts0.37 −5%
Vas27 L −4%
BL10.7 T·m –
Xmax8.8 mm −23%, worse
Sensitivity85.6 dB +2.4, better
CelestionCF0820BMB
£85.00Fs51 Hz +87%, worse
Qts0.37 −6%
Vas22.4 L −20%, better
BL11.9 T·m +14%, better
Xmax7.3 mm −37%, worse
Sensitivity90.7 dB +7.5, better
REDCATT8FHM
£85.33Fs38 Hz +41%, worse
Qts0.39 –
Vas32.1 L +15%, worse
BL8.2 T·m −22%, worse
Xmax5 mm −57%, worse
Sensitivity88.4 dB +5.2, better
PRV Audio8MR600X
£96.43Fs77 Hz +185%, worse
Qts0.40 –
Vas20.0 L −29%, better
BL10.5 T·m –
Xmax5.3 mm −54%, worse
Sensitivity95.3 dB +12.1, better
B&C8BG51
£107.57Fs52 Hz +93%, worse
Qts0.40 –
Vas18 L −36%, better
BL11.8 T·m +12%, better
Xmax6.5 mm −43%, worse
Sensitivity89.8 dB +6.6, better
LavoceCSF082.00K
£142.81Fs81 Hz +200%, worse
Qts0.40 –
Vas14.8 L −47%, better
BL11.0 T·m +5%
Xmax5 mm −57%, worse
Sensitivity94.5 dB +11.3, better
WavecorSW215WA02
£149.32Fs30 Hz +11%, worse
Qts0.44 +13%, worse
Vas32.5 L +16%, worse
BL11.4 T·m +9%
Xmax10 mm −13%, worse
Sensitivity84.8 dB +1.6
Dayton AudioRSS210HO-4
£179.25Fs30 Hz +10%
Qts0.40 –
Vas18.7 L −33%, better
BL12 T·m +14%, better
Xmax11 mm −4%
Sensitivity82.3 dB −0.9
VoltBM228.8
£249.12Fs35 Hz +30%, worse
Qts0.35 −10%, better
Vas32 L +14%, worse
BL11.7 T·m +11%, better
Xmax4 mm −65%, worse
Sensitivity87.6 dB +4.4, better
WavecorSW223BD02
£335.27Fs24 Hz −11%, better
Qts0.40 –
Vas28 L –
BL11 T·m +5%
Xmax11.7 mm –
Sensitivity81.7 dB −1.5
WavecorSW223BD03
£335.27Fs25 Hz −7%
Qts0.46 +18%, worse
Vas28 L –
BL13.1 T·m +25%, better
Xmax11.7 mm –
Sensitivity81.6 dB −1.6
SEASXM011-08 L22ROY2
£426.83Fs27 Hz –
Qts0.44 +13%, worse
Vas27 L −4%
BL13.6 T·m +30%, better
Xmax11.5 mm –
Sensitivity82.4 dB −0.8
No current price
Fs62 Hz +130%, worse
Qts0.38 –
Vas22 L −21%, better
BL11 T·m +5%
Xmax5.5 mm −52%, worse
Sensitivity93 dB +9.8, better
LavoceFBASS08-18
No current priceFs53 Hz +96%, worse
Qts0.40 –
Vas23.6 L −16%, better
BL11.4 T·m +9%
Xmax4.5 mm −61%, worse
Sensitivity91.2 dB +8, better
Eighteen Sound8MB400
No current priceFs64 Hz +137%, worse
Qts0.38 –
Vas23.9 L −15%, better
BL9.3 T·m −11%, worse
Xmax5.8 mm −50%, worse
Sensitivity93.7 dB +10.5, better
Tang BandW8-1363SBF
No current priceFs32 Hz +19%, worse
Qts0.39 –
Vas13.4 L −52%, better
BL13.0 T·m +24%, better
Xmax12 mm +4%
Sensitivity82.1 dB −1.1
KartesianWOM185_VKI
No current priceFs32 Hz +19%, worse
Qts0.32 −18%, better
Vas33.6 L +20%, worse
BL10.2 T·m –
Xmax12 mm +4%
Sensitivity87.3 dB +4.1, better
Oberton8NCX
No current priceFs77 Hz +186%, worse
Qts0.40 –
Vas14.9 L −47%, better
BL10.1 T·m −4%
Xmax5.3 mm −54%, worse
Sensitivity94 dB +10.8, better
Tang BandW8-1747A
No current priceFs30 Hz +11%, worse
Qts0.41 +5%
Vas23.2 L −17%, better
BL10.0 T·m −5%
Xmax8 mm −30%, worse
Sensitivity83 dB –
MonacorCF0820BMB/8
No current priceFs51 Hz +87%, worse
Qts0.37 −6%
Vas22.4 L −20%, better
BL11.9 T·m +14%, better
Xmax7.3 mm −37%, worse
Sensitivity90.7 dB +7.5, better
Oberton8CX
No current priceFs76 Hz +182%, worse
Qts0.40 –
Vas16.8 L −40%, better
BL9.4 T·m −10%, worse
Xmax5.3 mm −54%, worse
Sensitivity94.3 dB +11.1, better
KartesianBOM185_VKI
No current priceFs38 Hz +41%, worse
Qts0.32 −18%, better
Vas32.2 L +15%, worse
BL11.6 T·m +10%, better
Xmax10 mm −13%, worse
Sensitivity89.2 dB +6, better
Tune the match
Choose the published values that matter to your design. Size stays matched to this driver.
Qts
Qes
VasL
Xmaxmm
BLTm
No current price found. Pricing may appear after the next vendor refresh.