PRV Audio12W750A
£63.52 · 36% less, betterFs60 Hz +3%
Qts0.43 −10%, better
Vas81 L −7%
BL14.3 T·m −11%, worse
Xmax3.6 mm +34%, better
Sensitivity98 dB +0.8
12-inch LF driver · DELTA series · 400 W
Eminence DELTA 12B 16Ω
16 Ω · 65–5000 Hz
- Fs
- 58Hz
- Xmax
- 2.7mm
- SPL
- 97dB
- Pe
- 400W
- BL
- 16T·m
- Vd
- 140cm³
- Qts
- 0.48
- Vas
- 87L
Eminence DELTA 12B is a 12-inch 16 ohm LF driver rated at 400 W RMS. The validated T/S data includes Fs 58 Hz, Qts 0.48, Vas 87 L, Xmax 2.7 mm, sensitivity 97.2 dB, plus 140 cm³ Vd and 112 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 £98.74.
The published T/S values agree with each other
Thiele/Small
- Fs
- 58Hz
- Qts
- 0.48
- Qes
- 0.52
- Qms
- 7.0
- Vas
- 87L
- Re
- 11.4Ω
- Le
- 0.77mH
Motor and cone
- BL
- 16T·m
- Sd
- 520cm²
- Mms
- 32g
- Xmax
- 2.7mm
- Vd †
- 140cm³
Power and response
- Sensitivity †
- 97.2dB
- Manufacturer sensitivity
- 98.3dB
- Power
- 400W
- Impedance
- 16Ω
- Range
- 65–5000Hz
- EBP †
- 112 · Leans vented
Size and mounting
- Diameter
- 305.6mm
- Cutout
- 281.2mm
- Bolt circle
- 294.4mm
- Depth
- 135.9mm
- Weight
- 5.2kg
Other published values
- Cms
- 0.23mm/N
- Xmech
- 9
- Power Program
- 800
Sensitivity shows 97.2 dB, calculated from the T/S values. Eminence publishes 98.3 dB, 1.1 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else Eminence lists
LF · Primary · 12″
- BL
- 16T·m
- Fs
- 58Hz
- Le
- 0.77mH
- Re
- 11.4Ω
- Sd
- 520cm²
- Cms
- 0.23mm/N
- Mms
- 32g
- Qes
- 0.52
- Qms
- 7.0
- Qts
- 0.48
- SPL
- 97.2dB
- Vas
- 87L
- Xmax
- 2.7mm
- Xmech
- 9
- Power
- 400W
- Impedance
- 16Ω
- Sensitivity
- 98.3dB
- Low limit
- 65Hz
- Power Program
- 800
- Calculated sensitivity †
- 97.2dB
- High limit
- 5000Hz
- Manufacturer sensitivity
- 98.3dB
- Weight
- 5.2kg
- Diameter
- 305.6mm
- Depth
- 135.9mm
- Cutout
- 281.2mm
- Bolt circle
- 294.4mm
02
Compare
Same-size drivers, compared with the DELTA 12B. Clear differences are green when better and red when worse.
This driverDELTA 12B
Best price
£98.74
Fs
58 Hz
Qts
0.48
Vas
87 L
BL
16 T·m
Xmax
2.7 mm
Sensitivity
97.2 dB
Power
400 W
FaitalPRO12FE300
£64.00 · 35% less, betterFs47 Hz −19%, better
Qts0.51 +6%
Vas83.7 L −4%
BL12.5 T·m −22%, worse
Xmax5.1 mm +88%, better
Sensitivity94.2 dB −3, worse
PRV Audio12W800A
£67.26 · 32% less, betterFs50 Hz −14%, better
Qts0.47 –
Vas93.9 L +8%
BL12.7 T·m −21%, worse
Xmax5.7 mm +112%, better
Sensitivity95.8 dB −1.4
SB AudienceBIANCO-12MW200
£68.29 · 31% less, betterFs51 Hz −12%, better
Qts0.49 –
Vas62.9 L −28%, better
BL14.7 T·m −8%
Xmax7.0 mm +158%, better
Sensitivity94.2 dB −3, worse
CelestionK12H-100TC
£69.50 · 30% less, betterFs56 Hz −4%
Qts0.40 −17%, better
Vas72.0 L −17%, better
BL13.6 T·m −15%, worse
Xmax3 mm +11%, better
Sensitivity96.2 dB −1
GRS12SW-4HE
£70.29 · 29% less, betterFs22 Hz −62%, better
Qts0.43 −10%, better
Vas80.4 L −8%
BL16.2 T·m –
Xmax12.5 mm +363%, better
Sensitivity84.5 dB −12.7, worse
PeerlessFSL-1225R02-08
£71.81 · 27% less, betterFs63 Hz +9%
Qts0.44 −8%
Vas54.8 L −37%, better
BL14.9 T·m −7%
Xmax5.3 mm +95%, better
Sensitivity96.5 dB −0.7
£72.00 · 27% less, better
Fs47 Hz −19%, better
Qts0.40 −17%, better
Vas80 L −8%
BL15.6 T·m –
Xmax5 mm +85%, better
Sensitivity94.9 dB −2.3, worse
£75.00 · 24% less, better
Fs50 Hz −14%, better
Qts0.51 +6%
Vas66 L −24%, better
BL16.4 T·m –
Xmax5.5 mm +104%, better
Sensitivity94 dB −3.2, worse
CIAREFXI12
£96.29 · 2% lessFs55 Hz −5%
Qts0.44 −8%
Vas70 L −20%, better
BL13.9 T·m −13%, worse
Xmax5 mm +85%, better
Sensitivity95.8 dB −1.4
EminenceDELTA-12A
£98.74 · Same priceFs55 Hz −5%
Qts0.43 −10%, better
Vas81.3 L −7%
BL13.5 T·m −16%, worse
Xmax2.4 mm −11%, worse
Sensitivity96.7 dB −0.5
EminenceDELTA-12LFA
£104.72 · 6% more, worseFs51 Hz −12%, better
Qts0.47 –
Vas67.9 L −22%, better
BL14.1 T·m −12%, worse
Xmax4.8 mm +78%, better
Sensitivity94.5 dB −2.7, worse
FaitalPRO12PR300
£135.64 · 37% more, worseFs50 Hz −14%, better
Qts0.49 –
Vas89.7 L +3%
BL17.5 T·m +9%
Xmax4.9 mm +82%, better
Sensitivity95.1 dB −2.1, worse
FaitalPRO12PR320
£159.93 · 62% more, worseFs45 Hz −22%, better
Qts0.52 +8%
Vas96.7 L +11%, worse
BL17.3 T·m +8%
Xmax7.3 mm +169%, better
Sensitivity94 dB −3.2, worse
LavoceCSF122.50K
£168.20 · 70% more, worseFs47 Hz −19%, better
Qts0.42 −13%, better
Vas89.8 L +3%
BL13.9 T·m −13%, worse
Xmax6.3 mm +131%, better
Sensitivity95.2 dB −2, worse
VisatonPAW 30 ND
£221.00 · 124% more, worseFs52 Hz −10%, better
Qts0.46 −4%
Vas55.4 L −36%, better
BL15.4 T·m −4%
Xmax4 mm +48%, better
Sensitivity93.9 dB −3.3, worse
FaitalPRO12HX230
£250.31 · 154% more, worseFs55 Hz −5%
Qts0.43 −10%, better
Vas67.7 L −22%, better
BL14.1 T·m −12%, worse
Xmax7.4 mm +173%, better
Sensitivity95.9 dB −1.3
SB AudienceROSSO-12CX350
£251.15 · 154% more, worseFs49 Hz −16%, better
Qts0.49 –
Vas90.4 L +4%
BL12.1 T·m −24%, worse
Xmax8.2 mm +204%, better
Sensitivity95.1 dB −2.1, worse
Dayton AudioRSS315HFA-8
£258.98 · 162% more, worseFs22 Hz −62%, better
Qts0.45 −6%
Vas97.2 L +12%, worse
BL18 T·m +13%, better
Xmax14.3 mm +430%, better
Sensitivity85 dB −12.2, worse
P.AudioGST-12500-V3
No current priceFs56 Hz −3%
Qts0.48 –
Vas52.9 L −39%, better
BL15.7 T·m –
Xmax3.3 mm +20%, better
Sensitivity94.6 dB −2.6, worse
Sica12 PFS 3
No current priceFs43 Hz −26%, better
Qts0.47 –
Vas58.5 L −33%, better
BL15.9 T·m –
Xmax7 mm +159%, better
Sensitivity91.6 dB −5.6, worse
PRV Audio12MR1000
No current priceFs49 Hz −15%, better
Qts0.39 −19%, better
Vas92.3 L +6%
BL15.9 T·m –
Xmax3 mm +11%, better
Sensitivity96.5 dB −0.7
WavecorSW312WA03
No current priceFs28 Hz −52%, better
Qts0.48 –
Vas61 L −30%, better
BL14.5 T·m −9%
Xmax11.5 mm +326%, better
Sensitivity86.3 dB −10.9, worse
WavecorSW312WA04
No current priceFs28 Hz −52%, better
Qts0.48 –
Vas61 L −30%, better
BL14.5 T·m −9%
Xmax11.5 mm +326%, better
Sensitivity86.3 dB −10.9, worse
LavoceFBASS12-20
No current priceFs53 Hz −9%
Qts0.46 −4%
Vas75.4 L −13%, better
BL13.3 T·m −17%, worse
Xmax4.3 mm +59%, better
Sensitivity95.5 dB −1.7
Sica12 C 2 CP
No current priceFs58 Hz –
Qts0.45 −6%
Vas74.3 L −15%, better
BL13.7 T·m −14%, worse
Xmax4.5 mm +67%, better
Sensitivity96.8 dB –
JensenBS12N250A-8
No current priceFs47 Hz −19%, better
Qts0.43 −10%, better
Vas81.3 L −7%
BL14.4 T·m −10%, worse
Xmax5.5 mm +104%, better
Sensitivity94.8 dB −2.4, worse
P.Audio12BMA-300B
No current priceFs61 Hz +5%
Qts0.49 –
Vas54.4 L −37%, better
BL13.7 T·m −14%, worse
Xmax4 mm +48%, better
Sensitivity95.7 dB −1.5
CelestionFTR12-2565D
No current priceFs60 Hz +4%
Qts0.42 −13%, better
Vas49.1 L −44%, better
BL15.4 T·m −3%
Xmax4 mm +48%, better
Sensitivity95.3 dB −1.9
No photo
PHL Audio4511
No current priceFs48 Hz −17%, better
Qts0.40 −17%, better
Vas74.1 L −15%, better
BL15.1 T·m −6%
Xmax7 mm +159%, better
Sensitivity94.6 dB −2.6, worse
Tune the match
Choose the published values that matter to your design. Size stays matched to this driver.
Qts
Qes
VasL
Xmaxmm
BLTm
- Thomann4.6 out of 518 ratings · Checked 26 Oct 2026Read reviews on Thomann
- Parts Express4.3 out of 57 ratings · Checked 26 Oct 2026Read reviews on Parts Express
Each shop collects its own ratings. Bits shows them as published and doesn't verify them.
| Shop | Price | Against the lowest | Stock | Link |
|---|---|---|---|---|
Blue Aran | £99.00, the lowest price | 8+ in stock | Visit shop at Blue Aran | |
Lean Audio | £109.00 | 10% above the lowest price | 2 in stock | Visit shop at Lean Audio |
Thomann | £123.00 | 24% above the lowest price | In stock | Visit shop at Thomann |
Parts Express Import VAT and duty may apply | £98.74 | 3 in stock | Visit shop at Parts Express |
Best price over time
Tracked since 1 Apr
Recent changes
- 22 OctThomann£124.00 → £123.00Down 0.8% from £124.00
- 14 OctThomann£125.00 → £124.00Down 0.8% from £125.00
- 6 OctThomann£126.00 → £125.00Down 0.8% from £126.00