GRS6PR-8
£13.51Fs69 Hz +25%, worse
Qts0.87 +314%, worse
Vas10.6 L –
BL6.1 T·m −48%, worse
Xmax3 mm –
Sensitivity86.8 dB −4.1, worse
6.5-inch LF driver · Ceramic series · 114 mm voice coil · 120 W
Accuton C168-6-990 6Ω
6 Ω · 200–6000 Hz
No price for delivery to the UK
- Fs
- 55Hz
- Xmax
- 3mm
- SPL
- 91dB
- Pe
- 120W
- BL
- 11.7T·m
- Vd
- 35cm³
- Qts
- 0.21
- Vas
- 10L
Published graphs
Accuton C168-6-990 is a 6.5-inch 6 ohm LF driver rated at 120 W RMS. The validated T/S data includes Fs 55 Hz, Qts 0.21, Vas 10.3 L, Xmax 3 mm, sensitivity 90.9 dB, plus 35 cm³ Vd and 250 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
- 55Hz
- Qts
- 0.21
- Qes
- 0.22
- Qms
- 4.8
- Vas
- 10.3L
- Re
- 5.4Ω
- Le
- 0.06mH
Motor and cone
- BL
- 11.7T·m
- Sd
- 118cm²
- Mms
- 16g
- Xmax
- 3mm
- Vd †
- 35cm³
- Voice coil
- 114mm
Power and response
- Sensitivity †
- 90.9dB
- Manufacturer sensitivity
- 93dB
- Power
- 120W
- Impedance
- 6Ω
- Range
- 200–6000Hz
- EBP †
- 250 · Leans vented
Size and mounting
- Diameter
- 168mm
- Cutout
- 147mm
- Depth
- 49.5mm
Other published values
- Cms
- 0.52mm/N
- Rms
- 1.17kg/s
Other dimensions
- Mounting Depth
- 27.5
Sensitivity shows 90.9 dB, calculated from the T/S values. Accuton publishes 93.0 dB, 2.1 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else Accuton lists
MF · Primary · 6.5″
- BL
- 11.7T·m
- Fs
- 55Hz
- Le
- 0.06mH
- Re
- 5.4Ω
- Sd
- 118cm²
- Cms
- 0.52mm/N
- Mms
- 16g
- Qes
- 0.22
- Qms
- 4.8
- Qts
- 0.21
- Rms
- 1.17kg/s
- SPL
- 90.9dB
- Vas
- 10.3L
- Xmax
- 3mm
- Power
- 120W
- Impedance
- 6Ω
- Sensitivity
- 93dB
- Low limit
- 200Hz
- Calculated sensitivity †
- 90.9dB
- High limit
- 6000Hz
- Manufacturer sensitivity
- 93dB
- Voice coil
- 114mm
- Diameter
- 168mm
- Depth
- 49.5mm
- Mounting Depth
- 27.5
- Cutout
- 147mm
02
Compare
Same-size drivers, compared with the C168-6-990. Clear differences are green when better and red when worse.
This driverC168-6-990
Best price
–
Fs
55 Hz
Qts
0.21
Vas
10.3 L
BL
11.7 T·m
Xmax
3 mm
Sensitivity
90.9 dB
Power
120 W
VisatonFR 16 WP
£29.94Fs85 Hz +55%, worse
Qts1.02 +386%, worse
Vas10 L –
BL3.3 T·m −72%, worse
Xmax3 mm –
Sensitivity88 dB −2.9, worse
CIARECW162
£47.61Fs40 Hz −27%, better
Qts0.21 –
Vas26 L +152%, worse
BL7.4 T·m −37%, worse
Xmax7 mm +133%, better
Sensitivity90.6 dB –
Scanspeak15W/4424G00
£54.16Fs46 Hz −16%, better
Qts0.24 +14%, worse
Vas13.8 L +34%, worse
BL5.2 T·m −55%, worse
Xmax2.8 mm −7%
Sensitivity89.2 dB −1.7
WavecorWF146WA01
£58.30Fs56 Hz –
Qts0.42 +100%, worse
Vas10 L –
BL5.1 T·m −56%, worse
Xmax3 mm –
Sensitivity87.9 dB −3, worse
WavecorWF146WA02
£58.30Fs58 Hz +5%
Qts0.51 +143%, worse
Vas10 L –
BL6.4 T·m −45%, worse
Xmax3 mm –
Sensitivity87.6 dB −3.3, worse
Scanspeak15W/4434G00
£59.24Fs43 Hz −22%, better
Qts0.21 –
Vas12.8 L +24%, worse
BL5.9 T·m −49%, worse
Xmax4.3 mm +43%, better
Sensitivity88.7 dB −2.2, worse
Dayton AudioMX6-22
£76.18Fs30 Hz −45%, better
Qts0.33 +57%, worse
Vas10 L –
BL12.3 T·m +5%
Xmax12 mm +300%, better
Sensitivity80.7 dB −10.2, worse
LavoceWAN061.80
£83.14Fs60 Hz +9%
Qts0.27 +29%, worse
Vas11.2 L +9%
BL10.9 T·m −7%
Xmax5.2 mm +73%, better
Sensitivity91.2 dB –
FaitalPRO6RS140
£84.31Fs65 Hz +18%, worse
Qts0.27 +29%, worse
Vas9.3 L −10%
BL11 T·m −6%
Xmax5.6 mm +87%, better
Sensitivity91.6 dB +0.7
Beyma6P200FE
£89.79Fs58 Hz +5%
Qts0.26 +24%, worse
Vas11.1 L +8%
BL10.5 T·m −10%
Xmax5 mm +67%, better
Sensitivity91.1 dB –
Eighteen Sound6ND430
£109.14Fs64 Hz +16%, worse
Qts0.24 +14%, worse
Vas12.2 L +18%, worse
BL7.8 T·m −33%, worse
Xmax5 mm +67%, better
Sensitivity93.1 dB +2.2, better
Eighteen Sound6ND410
£137.80Fs120 Hz +118%, worse
Qts0.24 +14%, worse
Vas6.2 L −40%, better
BL11.6 T·m –
Xmax2 mm −33%, worse
Sensitivity98 dB +7.1, better
Scanspeak18W/8545-01
£149.18Fs25 Hz −55%, better
Qts0.20 −5%
Vas68.6 L +566%, worse
BL8.4 T·m −28%, worse
Xmax6.5 mm +117%, better
Sensitivity88.9 dB −2, worse
Eighteen Sound6NMB900
£159.74Fs100 Hz +82%, worse
Qts0.34 +62%, worse
Vas6.7 L −35%, better
BL12.4 T·m +6%
Xmax3 mm –
Sensitivity94.5 dB +3.6, better
PRV Audio6MR600X-NDY
£190.52Fs95 Hz +73%, worse
Qts0.22 +5%
Vas5.6 L −46%, better
BL15.8 T·m +36%, better
Xmax3.5 mm +17%, better
Sensitivity95.4 dB +4.5, better
AccutonC173-6-096
£846.91Fs50 Hz −9%
Qts0.22 +5%
Vas17.0 L +65%, worse
BL11.4 T·m –
Xmax5 mm +67%, better
Sensitivity91.5 dB +0.6
Acoustic EleganceTD6M-8
No current priceFs76 Hz +38%, worse
Qts0.27 +29%, worse
Vas9.2 L −11%, better
BL10.6 T·m −9%
Xmax3 mm –
Sensitivity93.5 dB +2.6, better
PRV Audio6MR600X-NDY-4
No current priceFs95 Hz +73%, worse
Qts0.19 −10%
Vas5.2 L −50%, better
BL12.7 T·m +9%
Xmax3.5 mm +17%, better
Sensitivity95.5 dB +4.6, better
PeerlessNSM-0620R00-04
No current priceFs88 Hz +60%, worse
Qts0.22 +5%
Vas4.2 L −60%, better
BL11.5 T·m –
Xmax6.8 mm +126%, better
Sensitivity92.9 dB +2, better
PRV AudioMT6MR600CF-NDY-2
No current priceFs99 Hz +80%, worse
Qts0.24 +14%, worse
Vas4.4 L −57%, better
BL9.9 T·m −15%, worse
Xmax3.3 mm +8%
Sensitivity94.5 dB +3.6, better
Sica6 CX 2 PL P
No current priceFs85 Hz +55%, worse
Qts0.24 +14%, worse
Vas5.4 L −48%, better
BL12.8 T·m +10%
Xmax3.5 mm +17%, better
Sensitivity92.9 dB +2, better
Tang BandW6-1559S
No current priceFs45 Hz −18%, better
Qts0.24 +14%, worse
Vas13.3 L +30%, worse
BL13.7 T·m +18%, better
Xmax5.5 mm +83%, better
Sensitivity88.9 dB −2, worse
KartesianCOX165_VPA
No current priceFs61 Hz +11%, worse
Qts0.26 +22%, worse
Vas14.1 L +37%, worse
BL9.9 T·m −15%, worse
Xmax3 mm –
Sensitivity93.5 dB +2.6, better
No photo
PHL Audio1752NDU
No current priceFs119 Hz +116%, worse
Qts0.30 +43%, worse
Vas4.4 L −57%, better
BL11.9 T·m –
Xmax3 mm –
Sensitivity95.5 dB +4.6, better
PurifiPTT6.5M08-NFA-01
No current priceFs52 Hz −5%
Qts0.34 +62%, worse
Vas13.2 L +28%, worse
BL9.8 T·m −16%, worse
Xmax2.9 mm −3%
Sensitivity89 dB −1.9
VisatonFR 16 WP - 4 OHM
No current priceFs85 Hz +55%, worse
Qts1.02 +386%, worse
Vas10 L –
BL3.3 T·m −72%, worse
Xmax3 mm –
Sensitivity88 dB −2.9, worse
No photo
PHL Audio1752
No current priceFs119 Hz +116%, worse
Qts0.27 +29%, worse
Vas4.4 L −57%, better
BL12.5 T·m +7%
Xmax3 mm –
Sensitivity96 dB +5.1, better
BMS6S117
No current priceFs80 Hz +45%, worse
Qts0.43 +105%, worse
Vas10.4 L –
BL11.3 T·m −3%
Xmax5 mm +67%, better
Sensitivity92.4 dB +1.5
LavoceMAN061.80
No current priceFs172 Hz +213%, worse
Qts0.57 +171%, worse
Vas1.6 L −85%, better
BL11.0 T·m −5%
Xmax3 mm –
Sensitivity93 dB +2.1, 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 |
|---|---|---|---|---|
SoundImports Not currently listed · Last seen 15 Apr 2026 · Import VAT and duty may apply | £931.61 | Stock not listed | Visit shop at SoundImports |