Sica8 FE 2.5 CP
£82.98 · 47% less, betterFs73 Hz +152%, worse
Qts0.28 −3%
Vas15.6 L −85%, better
BL13.0 T·m +63%, better
Xmax4 mm –
Sensitivity95.1 dB +4.4, better
8-inch LF driver · Prestige series · 39 mm voice coil · 100 W
SEAS H1659-08 U22REX/P-SL 8Ω
8 Ω · 29–4000 Hz
- Fs
- 29Hz
- Xmax
- 4mm
- SPL
- 91dB
- Pe
- 100W
- BL
- 8T·m
- Vd
- 88cm³
- Qts
- 0.29
- Vas
- 103L
Published graphs
SEAS H1659-08 U22REX/P-SL is an 8-inch 8 ohm LF driver rated at 100 W RMS. The validated T/S data includes Fs 29 Hz, Qts 0.29, Vas 103 L, Xmax 4 mm, sensitivity 90.7 dB, plus 88 cm³ Vd and 85 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 £156.48.
The published T/S values agree with each other
Thiele/Small
- Fs
- 29Hz
- Qts
- 0.29
- Qes
- 0.34
- Qms
- 1.8
- Vas
- 103L
- Re
- 6Ω
- Le
- 0.70mH
Motor and cone
- BL
- 8T·m
- Sd
- 220cm²
- Mms
- 20g
- Xmax
- 4mm
- Vd †
- 88cm³
- Voice coil
- 39mm
- Flux density
- 1T
Power and response
- Sensitivity †
- 90.7dB
- Manufacturer sensitivity
- 90.5dB
- Power
- 100W
- Impedance
- 8Ω
- Range
- 29–4000Hz
- EBP †
- 85 · Sealed or vented
Size and mounting
- Weight
- 2.2kg
Other published values
- Cms
- 1.70mm/N
- Rms
- 2.10kg/s
- Xmech
- 10
- Power Peak
- 250
† Calculated by bits from the published values
What this validation status means
Everything else SEAS lists
LF · Primary · 8″
- BL
- 8T·m
- Fs
- 29Hz
- Le
- 0.70mH
- Re
- 6Ω
- Sd
- 220cm²
- Cms
- 1.70mm/N
- Mms
- 20g
- Qes
- 0.34
- Qms
- 1.8
- Qts
- 0.29
- Rms
- 2.10kg/s
- SPL
- 90.7dB
- Vas
- 103L
- Xmax
- 4mm
- Xmech
- 10
- Power
- 100W
- Impedance
- 8Ω
- Power Peak
- 250
- Flux density
- 1T
- Sensitivity
- 90.5dB
- Low limit
- 29Hz
- Calculated sensitivity †
- 90.7dB
- High limit
- 4000Hz
- Manufacturer sensitivity
- 90.5dB
- Voice coil
- 39mm
- Weight
- 2.2kg
02
Compare
Same-size drivers, compared with the H1659-08 U22REX/P-SL. Clear differences are green when better and red when worse.
This driverH1659-08 U22REX/P-SL
Best price
£156.48
Fs
29 Hz
Qts
0.29
Vas
103 L
BL
8 T·m
Xmax
4 mm
Sensitivity
90.7 dB
Power
100 W
SB AcousticsSB23NRXS45-4
£84.41 · 46% less, betterFs27 Hz −7%
Qts0.30 +3%
Vas87.5 L −15%, better
BL6.9 T·m −14%, worse
Xmax6.5 mm +63%, better
Sensitivity89.3 dB −1.4
SB AcousticsSB23NACS45-4
£88.66 · 43% less, betterFs23 Hz −21%, better
Qts0.33 +14%, worse
Vas95 L −8%
BL6.7 T·m −16%, worse
Xmax6.5 mm +63%, better
Sensitivity87.2 dB −3.5, worse
ETON7-612/C8/32 RP
£96.35 · 38% less, betterFs37 Hz +28%, worse
Qts0.30 +3%
Vas28 L −73%, better
BL8.6 T·m +7%
Xmax4.5 mm +13%, better
Sensitivity88.5 dB −2.2, worse
SB AcousticsSB23NBACS45-4
£98.70 · 37% less, betterFs23 Hz −21%, better
Qts0.33 +14%, worse
Vas95 L −8%
BL6.7 T·m −16%, worse
Xmax6.5 mm +63%, better
Sensitivity87.2 dB −3.5, worse
SB AcousticsSB23CACS45-4
£111.40 · 29% less, betterFs23 Hz −21%, better
Qts0.33 +14%, worse
Vas95 L −8%
BL6.7 T·m −16%, worse
Xmax6.5 mm +63%, better
Sensitivity87.2 dB −3.5, worse
CelestionFTX0820
£139.00 · 11% less, betterFs79 Hz +172%, worse
Qts0.28 −4%
Vas13.1 L −87%, better
BL14.6 T·m +82%, better
Xmax4 mm –
Sensitivity95.2 dB +4.5, better
Scanspeak18W/8545K00
£144.00 · 8% less, betterFs28 Hz −3%
Qts0.28 −3%
Vas46.4 L −55%, better
BL8.2 T·m –
Xmax6.5 mm +63%, better
Sensitivity87.3 dB −3.4, worse
SB AcousticsMW19P-8
£167.60 · 7% more, worseFs30 Hz –
Qts0.29 –
Vas61 L −41%, better
BL7.7 T·m −4%
Xmax6.7 mm +68%, better
Sensitivity88.9 dB −1.8
SB AcousticsMW19PNW-8
£171.00 · 9% more, worseFs30 Hz –
Qts0.29 –
Vas61 L −41%, better
BL7.7 T·m −4%
Xmax6.7 mm +68%, better
Sensitivity88.9 dB −1.8
SEASH1471-08 CA22RNY
£171.54 · 10% more, worseFs34 Hz +17%, worse
Qts0.30 +3%
Vas82 L −20%, better
BL8.5 T·m +6%
Xmax6 mm +50%, better
Sensitivity91.5 dB +0.8
BMS8N515
£171.89 · 10% more, worseFs88 Hz +202%, worse
Qts0.30 +3%
Vas11.0 L −89%, better
BL13.8 T·m +73%, better
Xmax4 mm –
Sensitivity95.7 dB +5, better
Scanspeak21W/8555-10
£217.90 · 39% more, worseFs20 Hz −31%, better
Qts0.31 +7%
Vas134 L +30%, worse
BL8.2 T·m –
Xmax6.5 mm +63%, better
Sensitivity87.1 dB −3.6, worse
SB AcousticsMT19CP-8
£234.66 · 50% more, worseFs43 Hz +48%, worse
Qts0.31 +7%
Vas37.1 L −64%, better
BL8.1 T·m –
Xmax3.6 mm −10%
Sensitivity91.5 dB +0.8
BMS8CN552
£262.59 · 68% more, worseFs88 Hz +202%, worse
Qts0.29 –
Vas10.1 L −90%, better
BL13.4 T·m +68%, better
Xmax4 mm –
Sensitivity95.6 dB +4.9, better
Scanspeak22W/8857T00
£284.95 · 82% more, worseFs23 Hz −21%, better
Qts0.30 +3%
Vas87.7 L −15%, better
BL10.1 T·m +26%, better
Xmax9 mm +125%, better
Sensitivity87.3 dB −3.4, worse
Tang BandW8-1772
£301.76 · 93% more, worseFs42 Hz +45%, worse
Qts0.27 −7%
Vas94.5 L −8%
BL7.1 T·m −11%, worse
Xmax3 mm −25%, worse
Sensitivity94.9 dB +4.2, better
£310.10 · 98% more, worse
Fs33 Hz +14%, worse
Qts0.30 +3%
Vas72 L −30%, better
BL8.8 T·m +10%, better
Xmax7 mm +75%, better
Sensitivity90.6 dB –
£393.92 · 152% more, worse
Fs25 Hz −14%, better
Qts0.34 +17%, worse
Vas98 L −5%
BL8.1 T·m –
Xmax5 mm +25%, better
Sensitivity87.8 dB −2.9, worse
£410.34 · 162% more, worse
Fs21 Hz −28%, better
Qts0.29 –
Vas164 L +59%, worse
BL8 T·m –
Xmax7 mm +75%, better
Sensitivity88.9 dB −1.8
AccutonS220-6-221
£445.10 · 184% more, worseFs22 Hz −24%, better
Qts0.37 +28%, worse
Vas112.9 L +10%
BL8.3 T·m +3%
Xmax5 mm +25%, better
Sensitivity87 dB −3.7, worse
Scanspeak21WE/4542T00
£670.54 · 329% more, worseFs38 Hz +31%, worse
Qts0.28 −3%
Vas54 L −48%, better
BL8.2 T·m –
Xmax7.2 mm +80%, better
Sensitivity92 dB +1.3
CIAREHWB205
No current priceFs28 Hz −3%
Qts0.29 –
Vas79 L −23%, better
BL9.3 T·m +16%, better
Xmax7 mm +75%, better
Sensitivity89.6 dB −1.1
Audio Technology18 H 52 06 13 SDKA-LR
No current priceFs32 Hz +10%, worse
Qts0.25 −14%, better
Vas50 L −51%, better
BL7.4 T·m −7%
Xmax4 mm –
Sensitivity89.9 dB −0.8
Audio Technology8 A 77 20 06 SD
No current priceFs30 Hz +3%
Qts0.30 +3%
Vas67 L −35%, better
BL9.3 T·m +16%, better
Xmax8 mm +100%, better
Sensitivity89.2 dB −1.5
HiViSS8II
No current priceFs32 Hz +10%, worse
Qts0.32 +10%, worse
Vas61.6 L −40%, better
BL8.5 T·m +6%
Xmax5.8 mm +45%, better
Sensitivity89.8 dB −0.9
HiViSS8IIR
No current priceFs33 Hz +14%, worse
Qts0.28 −3%
Vas59.6 L −42%, better
BL9.2 T·m +15%, better
Xmax4.8 mm +20%, better
Sensitivity90.7 dB –
HiViS8.8N
No current priceFs32 Hz +10%, worse
Qts0.41 +41%, worse
Vas85.3 L −17%, better
BL8 T·m –
Xmax4.3 mm +7%
Sensitivity90 dB −0.7
Tang BandW8-2096B
No current priceFs32 Hz +10%, worse
Qts0.32 +10%, worse
Vas57.9 L −44%, better
BL8.0 T·m –
Xmax8.5 mm +113%, better
Sensitivity89.1 dB −1.6
P.Audio8NX-65MB
No current priceFs80 Hz +176%, worse
Qts0.29 –
Vas8.2 L −92%, better
BL18 T·m +125%, better
Xmax3.8 mm −6%
Sensitivity93.3 dB +2.6, better
Tune the match
Choose the published values that matter to your design. Size stays matched to this driver.
Qts
Qes
VasL
Xmaxmm
BLTm
| Shop | Price | Against the lowest | Stock | Link |
|---|---|---|---|---|
RumoH Import VAT and duty may apply | £156.48, the lowest price | Stock not listed | Visit shop at RumoH | |
Lautsprechershop Import VAT and duty may apply | £158.42 | 1.2% above the lowest price | Stock not listed | Visit shop at Lautsprechershop |
SoundImports Import VAT and duty may apply | £184.37 | 18% above the lowest price | 8 in stock | Visit shop at SoundImports |
Best price over time
Tracked since 1 Apr
Recent changes
- 5 OctSoundImports£134.07 → £184.37Up 38% from £134.07
- 13 SepSoundImports£184.37 → £134.07Down 27% from £184.37