B&C12CL64
£79.00 · 4% lessFs52 Hz +33%, worse
Qts0.30 +3%
Vas64 L −30%, better
BL17.5 T·m –
Xmax4.5 mm −10%, worse
Sensitivity96.5 dB +1.9
12-inch LF driver · 450 W
Dayton Audio PA310-8 8Ω
8 Ω · 44–4000 Hz
£82.27
SteadyParts Express · 119 in stock · Ships from United States · All 3 offers
- Fs
- 39Hz
- Xmax
- 5mm
- SPL
- 95dB
- Pe
- 450W
- BL
- 18T·m
- Vd
- 265cm³
- Qts
- 0.29
- Vas
- 92L
Manufacturer response and impedance data, with source and trace details below. The left and right arrow keys read every shown curve at a frequency, a twelfth of an octave at a time, or an octave with Shift. Escape clears the reading.
Curve provenanceInspect 2 traces
These plotted lines are Bits digitizations of manufacturer evidence, not new measurements. How provenance works
- Trace datasheet-response-trace-poc/v1
15 degrees
Frequency response
240 plotted pointsMedium confidence1,201 selected pixels of 1,774 - Trace datasheet-response-trace-poc/v1
impedance
Impedance response
240 plotted pointsMedium confidence1,208 selected pixels of 1,208
Dayton Audio PA310-8 is a 12-inch 8 ohm LF driver rated at 450 W RMS. The validated T/S data includes Fs 39 Hz, Qts 0.29, Vas 91.8 L, Xmax 5 mm, sensitivity 94.6 dB, plus 265 cm³ Vd and 130 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 £82.27.
The published T/S values agree with each other
Thiele/Small
- Fs
- 39Hz
- Qts
- 0.29
- Qes
- 0.30
- Qms
- 8.8
- Vas
- 91.8L
- Re
- 5.5Ω
- Le
- 1.68mH
Motor and cone
- BL
- 18T·m
- Sd
- 531cm²
- Mms
- 73g
- Xmax
- 5mm
- Vd †
- 265cm³
Power and response
- Sensitivity †
- 94.6dB
- Manufacturer sensitivity
- 96.1dB
- Power
- 450W
- Impedance
- 8Ω
- Range
- 44–4000Hz
- EBP †
- 130 · Leans vented
Size and mounting
- Diameter
- 310mm
- Cutout
- 283mm
- Depth
- 143mm
- Weight
- 7.4kg
Other published values
- Cms
- 0.23mm/N
- Power Peak
- 900
Sensitivity shows 94.6 dB, calculated from the T/S values. Dayton Audio publishes 96.1 dB, 1.5 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else Dayton Audio lists
LF · Primary · 12″
- BL
- 18T·m
- Fs
- 39Hz
- Le
- 1.68mH
- Re
- 5.5Ω
- Sd
- 531cm²
- Cms
- 0.23mm/N
- Mms
- 73g
- Qes
- 0.30
- Qms
- 8.8
- Qts
- 0.29
- SPL
- 94.6dB
- Vas
- 91.8L
- Xmax
- 5mm
- Power
- 450W
- Impedance
- 8Ω
- Power Peak
- 900
- Sensitivity
- 96.1dB
- Low limit
- 44Hz
- Calculated sensitivity †
- 94.6dB
- High limit
- 4000Hz
- Manufacturer sensitivity
- 96.1dB
- Weight
- 7.4kg
- Diameter
- 310mm
- Depth
- 143mm
- Cutout
- 283mm
02
Compare
Same-size drivers, compared with the PA310-8. Clear differences are green when better and red when worse.
This driverPA310-8
Best price
£82.27
Fs
39 Hz
Qts
0.29
Vas
91.8 L
BL
18 T·m
Xmax
5 mm
Sensitivity
94.6 dB
Power
450 W
SB AudienceROSSO-12MW300
£106.55 · 30% more, worseFs48 Hz +23%, worse
Qts0.27 −7%
Vas85.9 L −6%
BL17.4 T·m −3%
Xmax6.7 mm +34%, better
Sensitivity97.3 dB +2.7, better
CIAREPWA12.75
£121.41 · 48% more, worseFs53 Hz +36%, worse
Qts0.30 +3%
Vas52 L −43%, better
BL19.6 T·m +9%
Xmax5.8 mm +16%, better
Sensitivity95.9 dB +1.3
Beyma12WRS400
£122.29 · 49% more, worseFs42 Hz +8%
Qts0.29 –
Vas91 L –
BL17.4 T·m −3%
Xmax6.3 mm +26%, better
Sensitivity95.4 dB +0.8
B&C12HPL76
£135.13 · 64% more, worseFs49 Hz +26%, worse
Qts0.25 −14%, better
Vas91 L –
BL17.3 T·m −4%
Xmax4 mm −20%, worse
Sensitivity98.2 dB +3.6, better
B&C12FW64
£136.93 · 66% more, worseFs55 Hz +41%, worse
Qts0.29 –
Vas64 L −30%, better
BL15.5 T·m −14%, worse
Xmax5 mm –
Sensitivity97.3 dB +2.7, better
RCFMB12G301
£142.33 · 73% more, worseFs53 Hz +36%, worse
Qts0.27 −7%
Vas72 L −22%, better
BL17 T·m −6%
Xmax6 mm +20%, better
Sensitivity97.9 dB +3.3, better
Beyma12WR400
£142.43 · 73% more, worseFs42 Hz +8%
Qts0.27 −7%
Vas91 L –
BL18 T·m –
Xmax6.3 mm +26%, better
Sensitivity95.8 dB +1.2
B&C12PLB76
£149.88 · 82% more, worseFs50 Hz +28%, worse
Qts0.23 −21%, better
Vas75 L −18%, better
BL18.6 T·m +3%
Xmax5 mm –
Sensitivity97.9 dB +3.3, better
Beyma12G40
£153.72 · 87% more, worseFs44 Hz +13%, worse
Qts0.30 +3%
Vas81 L −12%, better
BL18.4 T·m –
Xmax7 mm +40%, better
Sensitivity95.6 dB +1
Eighteen Sound12W750
£166.62 · 103% more, worseFs49 Hz +26%, worse
Qts0.28 −3%
Vas73 L −20%, better
BL18 T·m –
Xmax8 mm +60%, better
Sensitivity96.6 dB +2, better
REDCATT12NPM
£167.38 · 103% more, worseFs49 Hz +26%, worse
Qts0.31 +7%
Vas63.6 L −31%, better
BL17.3 T·m −4%
Xmax4.0 mm −19%, worse
Sensitivity95.7 dB +1.1
Eighteen Sound12NMB420
£187.96 · 128% more, worseFs53 Hz +36%, worse
Qts0.28 −3%
Vas105 L +14%, worse
BL13.9 T·m −23%, worse
Xmax4 mm −20%, worse
Sensitivity99.2 dB +4.6, better
FaitalPRO12FH520
£197.29 · 140% more, worseFs50 Hz +28%, worse
Qts0.29 –
Vas73.7 L −20%, better
BL17.3 T·m −4%
Xmax7.3 mm +45%, better
Sensitivity96.9 dB +2.3, better
Sica12 N 3 PL
£207.65 · 152% more, worseFs46 Hz +18%, worse
Qts0.30 +3%
Vas87.9 L −4%
BL16 T·m −11%, worse
Xmax5.5 mm +10%, better
Sensitivity96.4 dB +1.8
Eighteen Sound12ND830
£240.31 · 192% more, worseFs55 Hz +41%, worse
Qts0.28 −3%
Vas72 L −22%, better
BL17.6 T·m –
Xmax6.5 mm +30%, better
Sensitivity98 dB +3.4, better
B&C12FCX76
£294.14 · 258% more, worseFs47 Hz +21%, worse
Qts0.34 +17%, worse
Vas82 L −11%, better
BL15.6 T·m −13%, worse
Xmax5 mm –
Sensitivity95.9 dB +1.3
Eighteen Sound12NCX750
£426.63 · 419% more, worseFs58 Hz +49%, worse
Qts0.29 –
Vas63 L −31%, better
BL17.5 T·m –
Xmax5.5 mm +10%, better
Sensitivity98 dB +3.4, better
Eighteen Sound12NCX750H
£444.75 · 441% more, worseFs58 Hz +49%, worse
Qts0.29 –
Vas63 L −31%, better
BL17.5 T·m –
Xmax5.5 mm +10%, better
Sensitivity98 dB +3.4, better
Sica12 C 2.5 CP
No current priceFs51 Hz +29%, worse
Qts0.30 +3%
Vas84.5 L −8%
BL17.3 T·m −4%
Xmax5 mm –
Sensitivity97.5 dB +2.9, better
Oberton12NCX
No current priceFs58 Hz +49%, worse
Qts0.30 +3%
Vas62.9 L −31%, better
BL17.2 T·m −4%
Xmax5.3 mm +5%
Sensitivity98.1 dB +3.5, better
PRV Audio12MB2000FT-NDY
No current priceFs55 Hz +41%, worse
Qts0.30 +3%
Vas71.5 L −22%, better
BL17.7 T·m –
Xmax6 mm +20%, better
Sensitivity97.9 dB +3.3, better
FaneCOLOSSUS 12MB
No current priceFs55 Hz +41%, worse
Qts0.29 –
Vas56 L −39%, better
BL18.3 T·m –
Xmax5.5 mm +10%, better
Sensitivity96.5 dB +1.9
Oberton12B400
No current priceFs50 Hz +29%, worse
Qts0.25 −14%, better
Vas74.7 L −19%, better
BL18.4 T·m –
Xmax5.3 mm +5%
Sensitivity97.8 dB +3.2, better
MonacorSP-12A/302PA
No current priceFs50 Hz +28%, worse
Qts0.34 +17%, worse
Vas77 L −16%, better
BL17.0 T·m −6%
Xmax5 mm –
Sensitivity96.4 dB +1.8
EminenceLEGEND EM12
No current priceFs49 Hz +26%, worse
Qts0.28 −3%
Vas102.3 L +11%, worse
BL16.9 T·m −6%
Xmax1.3 mm −75%, worse
Sensitivity98.2 dB +3.6, better
B&C12FL76
No current priceFs50 Hz +28%, worse
Qts0.30 +3%
Vas57 L −38%, better
BL18.7 T·m +4%
Xmax6 mm +20%, better
Sensitivity95.5 dB +0.9
Eighteen Sound12W600
No current priceFs50 Hz +28%, worse
Qts0.30 +3%
Vas73 L −20%, better
BL17.3 T·m −4%
Xmax6.5 mm +30%, better
Sensitivity96.6 dB +2, better
Oberton12H4CX72
No current priceFs50 Hz +28%, worse
Qts0.25 −13%, better
Vas74.7 L −19%, better
BL19.9 T·m +11%, better
Xmax4.5 mm −10%, worse
Sensitivity97.6 dB +3, better
PRV Audio12MB1000FT-4
No current priceFs46 Hz +17%, worse
Qts0.27 −7%
Vas95.5 L +4%
BL14.5 T·m −19%, worse
Xmax6.1 mm +23%, better
Sensitivity97.1 dB +2.5, better
Tune the match
Choose the published values that matter to your design. Size stays matched to this driver.
Qts
Qes
VasL
Xmaxmm
BLTm
- Parts Express4.8 out of 596 ratings · Checked 26 Oct 2026Read reviews on Parts Express
- SoundImports5.0 out of 53 ratings · Checked 26 Oct 2026Read reviews on SoundImports
Each shop collects its own ratings. Bits shows them as published and doesn't verify them.
| Shop | Price | Against the lowest | Stock | Link |
|---|---|---|---|---|
Parts Express Import VAT and duty may apply | £82.27, the lowest price | 119 in stock | Visit shop at Parts Express | |
Audiophonics Import VAT and duty may apply | £133.13 | 62% above the lowest price | Available on order | Visit shop at Audiophonics |
SoundImports Import VAT and duty may apply | £133.93 | 63% above the lowest price | 17 in stock | Visit shop at SoundImports |
Best price over time
Tracked since 1 Apr