MonacorSP-8/150PRO
£60.95 · 79% less, betterFs56 Hz −23%, better
Qts0.32 +7%
Vas22 L +206%, worse
BL12.0 T·m −25%, worse
Xmax6 mm −6%
Sensitivity91.8 dB +1
8-inch LF driver · 64 mm voice coil · 200 W
REDCATT 81XR 8Ω
8 Ω
£290.19
Lautsprecherteile · 4 in stock · All 1 offer
- Fs
- 73Hz
- Xmax
- 6.3mm
- SPL
- 91dB
- Pe
- 200W
- BL
- 16T·m
- Vd
- 128cm³
- Qts
- 0.30
- Vas
- 7L
REDCATT 81XR is an 8-inch 8 ohm LF driver rated at 200 W RMS. The validated T/S data includes Fs 73 Hz, Qts 0.30, Vas 7.2 L, Xmax 6.3 mm, sensitivity 90.8 dB, plus 128 cm³ Vd and 197 EBP. bits tracks UK vendor pricing, price movement, datasheet links, simulator import data, and similar drivers, with a current best price of £290.19.
The published T/S values agree with each other
Thiele/Small
- Fs
- 73Hz
- Qts
- 0.30
- Qes
- 0.37
- Qms
- 1.5
- Vas
- 7.2L
- Re
- 5.5Ω
- Le
- 0.19mH
Motor and cone
- BL
- 16T·m
- Sd
- 201cm²
- Mms
- 38g
- Xmax
- 6.3mm
- Vd †
- 128cm³
- Voice coil
- 64mm
Power and response
- Sensitivity †
- 90.8dB
- Manufacturer sensitivity
- 93dB
- Power
- 200W
- Impedance
- 8Ω
- EBP †
- 197 · Leans vented
Size and mounting
- Diameter
- 210mm
- Cutout
- 186.9mm
- Bolt circle
- 195mm
- Weight
- 4.9kg
Other published values
- Xmech
- 25
- Power Peak
- 800
Other dimensions
- Mounting Depth
- 128.3
Sensitivity shows 90.8 dB, calculated from the T/S values. REDCATT publishes 93.0 dB, 2.2 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else REDCATT lists
LF · Primary · 8″
- BL
- 16T·m
- Fs
- 73Hz
- Le
- 0.19mH
- Re
- 5.5Ω
- Sd
- 201cm²
- Mms
- 38g
- Qes
- 0.37
- Qms
- 1.5
- Qts
- 0.30
- SPL
- 90.8dB
- Vas
- 7.2L
- Xmax
- 6.3mm
- Xmech
- 25
- Power
- 200W
- Impedance
- 8Ω
- Power Peak
- 800
- Sensitivity
- 93dB
- Calculated sensitivity †
- 90.8dB
- Manufacturer sensitivity
- 93dB
- Voice coil
- 64mm
- Weight
- 4.9kg
- Diameter
- 210mm
- Mounting Depth
- 128.3
- Cutout
- 186.9mm
- Bolt circle
- 195mm
02
Compare
Same-size drivers, compared with the 81XR. Clear differences are green when better and red when worse.
This driver81XR
Best price
£290.19
Fs
73 Hz
Qts
0.30
Vas
7.2 L
BL
16 T·m
Xmax
6.3 mm
Sensitivity
90.8 dB
Power
200 W
FaitalPRO8RS250
£62.00 · 79% less, betterFs56 Hz −23%, better
Qts0.32 +7%
Vas18.3 L +154%, worse
BL13.5 T·m −16%, worse
Xmax6.9 mm +9%
Sensitivity91.8 dB +1
Beyma8WRS300
£75.85 · 74% less, betterFs65 Hz −11%, better
Qts0.28 −7%
Vas15 L +108%, worse
BL15.2 T·m −5%
Xmax6 mm −6%
Sensitivity93.4 dB +2.6, better
Beyma8P300FE
£79.99 · 72% less, betterFs53 Hz −27%, better
Qts0.31 +3%
Vas24.8 L +244%, worse
BL11.6 T·m −28%, worse
Xmax6 mm −6%
Sensitivity92.7 dB +1.9
SB AudienceBIANCO-8MWN150
£81.76 · 72% less, betterFs74 Hz –
Qts0.38 +27%, worse
Vas9.9 L +38%, worse
BL16.5 T·m +3%
Xmax6.0 mm −6%
Sensitivity92 dB +1.2
Beyma8WR300
£91.82 · 68% less, betterFs65 Hz −11%, better
Qts0.27 −10%
Vas15 L +108%, worse
BL15.5 T·m −3%
Xmax6 mm −6%
Sensitivity93.6 dB +2.8, better
B&C8FG51
£96.47 · 67% less, betterFs49 Hz −33%, better
Qts0.32 +7%
Vas20 L +178%, worse
BL12.9 T·m −19%, worse
Xmax6.5 mm –
Sensitivity90.4 dB –
FaitalPRO8PR210
£100.24 · 65% less, betterFs65 Hz −11%, better
Qts0.29 −3%
Vas15.4 L +114%, worse
BL13.5 T·m −16%, worse
Xmax6.9 mm +9%
Sensitivity93.2 dB +2.4, better
B&C8FG64
£107.57 · 63% less, betterFs51 Hz −30%, better
Qts0.31 +3%
Vas15 L +108%, worse
BL15.8 T·m –
Xmax7 mm +10%, better
Sensitivity90 dB −0.8
FaitalPRO8RS350
£111.65 · 62% less, betterFs42 Hz −42%, better
Qts0.30 –
Vas23.7 L +229%, worse
BL13.9 T·m −13%, worse
Xmax7.4 mm +16%, better
Sensitivity89.6 dB −1.2
LavoceWAN082.01
£129.51 · 55% less, betterFs85 Hz +16%, worse
Qts0.32 +7%
Vas9 L +25%, worse
BL14.4 T·m −10%
Xmax5.8 mm −9%
Sensitivity94 dB +3.2, better
MonacorSPH-225C
£131.48 · 55% less, betterFs39 Hz −47%, better
Qts0.30 –
Vas24 L +233%, worse
BL13.2 T·m −18%, worse
Xmax6 mm −6%
Sensitivity88.6 dB −2.2, worse
SEASH1471-08 CA22RNY
£187.78 · 35% less, betterFs34 Hz −53%, better
Qts0.30 –
Vas82 L +1039%, worse
BL8.5 T·m −47%, worse
Xmax6 mm −6%
Sensitivity91.5 dB +0.7
FaitalPRO8HX230
£238.20 · 18% less, betterFs70 Hz −4%
Qts0.29 −3%
Vas14.7 L +104%, worse
BL15 T·m −6%
Xmax6.2 mm –
Sensitivity94.1 dB +3.3, better
£256.08 · 12% less, better
Fs33 Hz −55%, better
Qts0.30 –
Vas72 L +900%, worse
BL8.8 T·m −45%, worse
Xmax7 mm +10%, better
Sensitivity90.6 dB –
Eighteen Sound8NMB750
£256.89 · 11% less, betterFs88 Hz +21%, worse
Qts0.27 −10%
Vas6.9 L −4%
BL18.7 T·m +17%, better
Xmax6.1 mm −4%
Sensitivity94.3 dB +3.5, better
FaitalPRO8HX240
£284.30 · 2% lessFs70 Hz −4%
Qts0.30 –
Vas12.9 L +79%, worse
BL13.8 T·m −14%, worse
Xmax6.2 mm –
Sensitivity93.6 dB +2.8, better
Beyma8CFX260ND
No current priceFs100 Hz +37%, worse
Qts0.35 +17%, worse
Vas8 L +11%, worse
BL13.5 T·m −16%, worse
Xmax6 mm −6%
Sensitivity95.4 dB +4.6, better
Eighteen Sound8NTLW2500
No current priceFs76 Hz +4%
Qts0.30 –
Vas7.6 L +6%
BL18.1 T·m +13%, better
Xmax7.6 mm +20%, better
Sensitivity92.3 dB +1.5
REDCATT81NPM-1
No current priceFs72 Hz –
Qts0.33 +10%, worse
Vas10.3 L +43%, worse
BL16.7 T·m +4%
Xmax6 mm −6%
Sensitivity92.6 dB +1.8
B&C8CXN64
No current priceFs71 Hz –
Qts0.33 +10%, worse
Vas10.5 L +46%, worse
BL15.5 T·m −3%
Xmax5.5 mm −13%, worse
Sensitivity92.3 dB +1.5
Dayton Audio8MB200N-8
No current priceFs94 Hz +29%, worse
Qts0.32 +7%
Vas8.8 L +22%, worse
BL14.4 T·m −10%
Xmax3.9 mm −38%, worse
Sensitivity95.2 dB +4.4, better
No photo
PHL Audio2520
No current priceFs109 Hz +49%, worse
Qts0.33 +10%, worse
Vas9 L +25%, worse
BL14.3 T·m −11%, worse
Xmax2 mm −69%, worse
Sensitivity97 dB +6.2, better
P.Audio8NX-65MB
No current priceFs80 Hz +10%
Qts0.29 −3%
Vas8.2 L +14%, worse
BL18 T·m +13%, better
Xmax3.8 mm −41%, worse
Sensitivity93.3 dB +2.5, better
Eighteen Sound8MB710
No current priceFs108 Hz +48%, worse
Qts0.32 +7%
Vas9 L +25%, worse
BL13.4 T·m −16%, worse
Xmax2.3 mm −65%, worse
Sensitivity97.1 dB +6.3, better
Eighteen Sound8MB720
No current priceFs108 Hz +48%, worse
Qts0.32 +7%
Vas9 L +25%, worse
BL13.4 T·m −16%, worse
Xmax2.3 mm −65%, worse
Sensitivity97.1 dB +6.3, better
Oberton8NM201
No current priceFs103 Hz +41%, worse
Qts0.29 −5%
Vas8.1 L +12%, worse
BL13.7 T·m −14%, worse
Xmax2.8 mm −57%, worse
Sensitivity96.8 dB +6, better
No photo
PHL Audio2420
No current priceFs72 Hz –
Qts0.33 +10%, worse
Vas13.3 L +85%, worse
BL12.9 T·m −19%, worse
Xmax5.5 mm −13%, worse
Sensitivity93.3 dB +2.5, better
Oberton8MB201
No current priceFs68 Hz −7%
Qts0.31 +5%
Vas14.7 L +105%, worse
BL12.5 T·m −22%, worse
Xmax7 mm +10%, better
Sensitivity93.4 dB +2.6, better
BMS8N519
No current priceFs75 Hz –
Qts0.37 +23%, worse
Vas10.9 L +51%, worse
BL13.8 T·m −14%, worse
Xmax6.3 mm –
Sensitivity92.5 dB +1.7
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 |
|---|---|---|---|---|
Lautsprecherteile | £290.19, the lowest price | 4 in stock | Visit shop at Lautsprecherteile |
Best price over time
Tracked since 1 Oct