GRS18PT-8
£65.05Fs23 Hz +25%, worse
Qts0.54 −5%
Vas475.7 L −25%, better
BL19.5 T·m +22%, better
Xmax7.8 mm −57%, worse
Sensitivity92 dB +2, better
18-inch LF driver · IB series · 500 W
Acoustic Elegance IB18HT-8 8Ω
8 Ω
No current price
- Fs
- 18Hz
- Xmax
- 18mm
- SPL
- 90dB
- Pe
- 500W
- BL
- 16T·m
- Vd
- 2192cm³
- Qts
- 0.57
- Vas
- 632L
Acoustic Elegance IB18HT-8 is an 18-inch 8 ohm LF driver rated at 500 W RMS. The validated T/S data includes Fs 18 Hz, Qts 0.57, Vas 632.1 L, Xmax 18 mm, sensitivity 90 dB, plus 2192 cm³ Vd and 29 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
- 18Hz
- Qts
- 0.57
- Qes
- 0.63
- Qms
- 5.7
- Vas
- 632.1L
- Re
- 5.6Ω
- Le
- 0.41mH
Motor and cone
- BL
- 16T·m
- Sd
- 1218cm²
- Mms
- 250g
- Xmax
- 18mm
- Vd †
- 2192cm³
Power and response
- Sensitivity †
- 90dB
- Manufacturer sensitivity
- 89.9dB
- Power
- 500W
- Nominal power
- 500W
- Impedance
- 8Ω
- EBP †
- 29 · Leans sealed
Other published values
- Cms
- 0.30mm/N
- Rms
- 5.03kg/s
- Xmech
- 25
† Calculated by bits from the published values
What this validation status means
Everything else Acoustic Elegance lists
LF · Primary · 18″
- BL
- 16T·m
- Fs
- 18Hz
- Le
- 0.41mH
- Re
- 5.6Ω
- Sd
- 1218cm²
- Cms
- 0.30mm/N
- Mms
- 250g
- Qes
- 0.63
- Qms
- 5.7
- Qts
- 0.57
- Rms
- 5.03kg/s
- SPL
- 90dB
- Vas
- 632.1L
- Xmax
- 18mm
- Xmech
- 25
- Power
- 500W
- Impedance
- 8Ω
- Sensitivity
- 89.9dB
- Nominal power
- 500W
- Calculated sensitivity †
- 90dB
- Manufacturer sensitivity
- 89.9dB
02
Compare
Same-size drivers, compared with the IB18HT-8. Clear differences are green when better and red when worse.
This driverIB18HT-8
Best price
–
Fs
18 Hz
Qts
0.57
Vas
632.1 L
BL
16 T·m
Xmax
18 mm
Sensitivity
90 dB
Power
500 W
SB AudienceBIANCO-18SW450
£135.53Fs28 Hz +52%, worse
Qts0.45 −21%, better
Vas370.4 L −41%, better
BL18.8 T·m +18%, better
Xmax10.9 mm −39%, worse
Sensitivity94.4 dB +4.4, better
SB AudienceBIANCO-18SW500
£151.79Fs30 Hz +63%, worse
Qts0.52 −9%
Vas334.8 L −47%, better
BL19.8 T·m +24%, better
Xmax9.2 mm −49%, worse
Sensitivity94.3 dB +4.3, better
Beyma18WRS600
£185.00Fs30 Hz +63%, worse
Qts0.47 −18%, better
Vas354 L −44%, better
BL19 T·m +19%, better
Xmax8.5 mm −53%, worse
Sensitivity95 dB +5, better
EminenceOMEGA PRO-18A
£200.45Fs25 Hz +36%, worse
Qts0.31 −46%, better
Vas548.7 L −13%, better
BL18.8 T·m +18%, better
Xmax4.8 mm −73%, worse
Sensitivity96.3 dB +6.3, better
EminenceKILOMAX PRO-18A
£242.05Fs32 Hz +74%, worse
Qts0.47 −18%, better
Vas331.5 L −48%, better
BL17.2 T·m +7%
Xmax10 mm −44%, worse
Sensitivity95.5 dB +5.5, better
Precision DevicesPD.186/3
£266.00Fs34 Hz +86%, worse
Qts0.52 −9%
Vas192.2 L −70%, better
BL22.2 T·m +39%, better
Xmax10.5 mm −42%, worse
Sensitivity93.5 dB +3.5, better
BishopSoundBWP18/4
£269.00Fs42 Hz +130%, worse
Qts0.69 +21%, worse
Vas110.1 L −83%, better
BL18.8 T·m +18%, better
Xmax12 mm −33%, worse
Sensitivity92.6 dB +2.6, better
PRV Audio18SW2400
£296.62Fs36 Hz +97%, worse
Qts0.56 –
Vas192.8 L −69%, better
BL22.5 T·m +41%, better
Xmax12.5 mm −31%, worse
Sensitivity94 dB +4, better
CIARE18.00SW
£304.00Fs36 Hz +96%, worse
Qts0.50 −12%, better
Vas93 L −85%, better
BL32.5 T·m +103%, better
Xmax14 mm −22%, worse
Sensitivity91 dB +1
SB AudienceNERO-18OBN500D
£339.00Fs22 Hz +20%, worse
Qts0.90 +58%, worse
Vas662 L +5%
BL10.9 T·m −32%, worse
Xmax16 mm −11%, worse
Sensitivity90.1 dB –
Dayton AudioUMII18-22
£381.38Fs22 Hz +20%, worse
Qts0.53 −7%
Vas248.2 L −61%, better
BL19.2 T·m +20%, better
Xmax28 mm +56%, better
Sensitivity88 dB −2, worse
Acoustic EleganceIB18HT-4
No current priceFs18 Hz –
Qts0.57 –
Vas632.1 L –
BL11.3 T·m −29%, worse
Xmax18 mm –
Sensitivity90 dB –
Acoustic EleganceIB18AU-8
No current priceFs28 Hz +54%, worse
Qts0.59 +4%
Vas389.8 L −38%, better
BL16 T·m –
Xmax18 mm –
Sensitivity93.3 dB +3.3, better
Acoustic EleganceIB18AU-4
No current priceFs28 Hz +54%, worse
Qts0.60 +5%
Vas389.8 L −38%, better
BL11.3 T·m −29%, worse
Xmax18 mm –
Sensitivity93.3 dB +3.3, better
PeerlessFSL-1830R09-08
No current priceFs33 Hz +80%, worse
Qts0.58 –
Vas220 L −65%, better
BL21.1 T·m +32%, better
Xmax15.9 mm −12%, worse
Sensitivity93.2 dB +3.2, better
CIARECSD184-22
No current priceFs37 Hz +101%, worse
Qts0.53 −7%
Vas141 L −78%, better
BL18.5 T·m +16%, better
Xmax13 mm −28%, worse
Sensitivity92.9 dB +2.9, better
P.AudioP180/2243
No current priceFs35 Hz +90%, worse
Qts0.59 +4%
Vas159.1 L −75%, better
BL20.1 T·m +26%, better
Xmax8.5 mm −53%, worse
Sensitivity92.2 dB +2.2, better
P.AudioEX18-1000S
No current priceFs38 Hz +107%, worse
Qts0.61 +7%
Vas190.6 L −70%, better
BL20.1 T·m +26%, better
Xmax5.3 mm −71%, worse
Sensitivity94.1 dB +4.1, better
P.AudioSD18-1700EL
No current priceFs45 Hz +145%, worse
Qts0.59 +4%
Vas99.7 L −84%, better
BL25.9 T·m +62%, better
Xmax4.8 mm −73%, worse
Sensitivity93.6 dB +3.6, better
P.AudioGST-181500-V3
No current priceFs40 Hz +118%, worse
Qts0.60 +5%
Vas92.2 L −85%, better
BL26.8 T·m +67%, better
Xmax9 mm −50%, worse
Sensitivity91.7 dB +1.7
BishopSoundBDP18/8
No current priceFs40 Hz +115%, worse
Qts0.56 –
Vas178.1 L −72%, better
BL23.0 T·m +44%, better
Xmax11.3 mm −37%, worse
Sensitivity94.8 dB +4.8, better
P.AudioC18-1000-V4
No current priceFs35 Hz +90%, worse
Qts0.56 –
Vas183.7 L −71%, better
BL22.5 T·m +41%, better
Xmax9.5 mm −47%, worse
Sensitivity93.4 dB +3.4, better
FaneIMPERIUM 18XL
No current priceFs36 Hz +96%, worse
Qts0.53 −7%
Vas205 L −68%, better
BL20.4 T·m +27%, better
Xmax10.5 mm −42%, worse
Sensitivity94.4 dB +4.4, better
P.AudioC18-1200
No current priceFs38 Hz +107%, worse
Qts0.55 −4%
Vas136.4 L −78%, better
BL25.1 T·m +57%, better
Xmax9.5 mm −47%, worse
Sensitivity93.2 dB +3.2, better
Sica18 F 3 CP
No current priceFs32 Hz +72%, worse
Qts0.44 −23%, better
Vas321 L −49%, better
BL17.2 T·m +8%
Xmax6.5 mm −64%, worse
Sensitivity94.9 dB +4.9, better
P.AudioIMF
No current priceFs33 Hz +80%, worse
Qts0.50 −12%, better
Vas240.1 L −62%, better
BL20.2 T·m +26%, better
Xmax7.5 mm −58%, worse
Sensitivity93.7 dB +3.7, better
P.AudioGST-181200-V3
No current priceFs35 Hz +90%, worse
Qts0.54 −5%
Vas180.2 L −71%, better
BL22.8 T·m +43%, better
Xmax6 mm −67%, worse
Sensitivity93.3 dB +3.3, better
P.AudioC18-650EL-V3
No current priceFs41 Hz +123%, worse
Qts0.52 −9%
Vas179.1 L −72%, better
BL21.5 T·m +34%, better
Xmax5.3 mm −71%, worse
Sensitivity95.5 dB +5.5, better
P.Audio18BMA-1200S
No current priceFs39 Hz +112%, worse
Qts0.52 −9%
Vas141.5 L −78%, better
BL24 T·m +50%, better
Xmax6.8 mm −62%, worse
Sensitivity93.9 dB +3.9, 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.