Dayton AudioGF180-8
£18.70 · 68% less, betterFs53 Hz −49%, better
Qts0.50 −7%
Vas15.5 L +167%, worse
BL7.9 T·m –
Xmax4 mm +14%, better
Sensitivity87.9 dB −4.4, worse
6-inch LF driver · ALPHA series · 100 W
Eminence ALPHA-6A 8Ω
8 Ω · 95–6000 Hz
£59.00
2.5%Lean Business · All 6 offers
- Fs
- 103Hz
- Xmax
- 3.5mm
- SPL
- 92dB
- Pe
- 100W
- BL
- 8T·m
- Vd
- 44cm³
- Qts
- 0.54
- Vas
- 6L
Eminence ALPHA-6A is a 6-inch 8 ohm LF driver rated at 100 W RMS. The validated T/S data includes Fs 103 Hz, Qts 0.54, Vas 5.8 L, Xmax 3.5 mm, sensitivity 92.3 dB, plus 44 cm³ Vd and 172 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 £59.00.
The published T/S values agree with each other
Thiele/Small
- Fs
- 103Hz
- Qts
- 0.54
- Qes
- 0.60
- Qms
- 5.7
- Vas
- 5.8L
- Re
- 7.2Ω
- Le
- 0.19mH
Motor and cone
- BL
- 8T·m
- Sd
- 127cm²
- Mms
- 7g
- Xmax
- 3.5mm
- Vd †
- 44cm³
Power and response
- Sensitivity †
- 92.3dB
- Manufacturer sensitivity
- 93.6dB
- Power
- 100W
- Impedance
- 8Ω
- Range
- 95–6000Hz
- EBP †
- 172 · Leans vented
Size and mounting
- Diameter
- 167.4mm
- Cutout
- 143.5mm
- Bolt circle
- 153.9mm
- Depth
- 71.1mm
- Weight
- 1.9kg
Other published values
- Cms
- 0.26mm/N
- Xmech
- 4
- Power Program
- 200
Sensitivity shows 92.3 dB, calculated from the T/S values. Eminence publishes 93.6 dB, 1.3 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else Eminence lists
LF · Primary · 6″
- BL
- 8T·m
- Fs
- 103Hz
- Le
- 0.19mH
- Re
- 7.2Ω
- Sd
- 127cm²
- Cms
- 0.26mm/N
- Mms
- 7g
- Qes
- 0.60
- Qms
- 5.7
- Qts
- 0.54
- SPL
- 92.3dB
- Vas
- 5.8L
- Xmax
- 3.5mm
- Xmech
- 4
- Power
- 100W
- Impedance
- 8Ω
- Sensitivity
- 93.6dB
- Low limit
- 95Hz
- Power Program
- 200
- Calculated sensitivity †
- 92.3dB
- High limit
- 6000Hz
- Manufacturer sensitivity
- 93.6dB
- Weight
- 1.9kg
- Diameter
- 167.4mm
- Depth
- 71.1mm
- Cutout
- 143.5mm
- Bolt circle
- 153.9mm
02
Compare
Same-size drivers, compared with the ALPHA-6A. Clear differences are green when better and red when worse.
This driverALPHA-6A
Best price
£59.00
Fs
103 Hz
Qts
0.54
Vas
5.8 L
BL
8 T·m
Xmax
3.5 mm
Sensitivity
92.3 dB
Power
100 W
Sica5 D 1 CS
£19.68 · 67% less, betterFs79 Hz −23%, better
Qts0.52 −4%
Vas5.5 L −5%
BL5.7 T·m −28%, worse
Xmax3 mm −14%, worse
Sensitivity88.7 dB −3.6, worse
REDCATT61FHM-2
£19.93 · 66% less, betterFs44 Hz −57%, better
Qts0.52 −4%
Vas14.4 L +148%, worse
BL6.0 T·m −25%, worse
Xmax3.2 mm −9%
Sensitivity85.3 dB −7, worse
CIAREHW129
£23.44 · 60% less, betterFs75 Hz −27%, better
Qts0.55 –
Vas6.1 L +5%
BL5.2 T·m −35%, worse
Xmax3.9 mm +11%, better
Sensitivity87.3 dB −5, worse
PeerlessSLS-135F32CP01-04
£26.37 · 55% less, betterFs55 Hz −47%, better
Qts0.54 –
Vas5.7 L –
BL5.2 T·m −35%, worse
Xmax7 mm +100%, better
Sensitivity84 dB −8.3, worse
CelestionTRUVOX 0615
£32.65 · 45% less, betterFs90 Hz −13%, better
Qts0.47 −13%, better
Vas7.4 L +28%, worse
BL8.0 T·m –
Xmax3.5 mm –
Sensitivity92.2 dB –
Tang BandW5-1138SMF
£38.82 · 34% less, betterFs45 Hz −56%, better
Qts0.49 −9%
Vas4.8 L −16%, better
BL7.2 T·m −10%, worse
Xmax9.3 mm +164%, better
Sensitivity80.9 dB −11.4, worse
CIARECME160
£40.47 · 31% less, betterFs110 Hz +7%
Qts0.40 −26%, better
Vas4.5 L −22%, better
BL7.6 T·m −5%
Xmax3.5 mm –
Sensitivity93.3 dB +1
CelestionTFX0515
£47.48 · 20% less, betterFs74 Hz −28%, better
Qts0.47 −12%, better
Vas6.5 L +13%, worse
BL7.0 T·m −13%, worse
Xmax3.8 mm +7%
Sensitivity89.2 dB −3.1, worse
PRV Audio6MR400-4
£48.52 · 18% less, betterFs144 Hz +40%, worse
Qts0.60 +11%, worse
Vas4.4 L −24%, better
BL6.4 T·m −20%, worse
Xmax3.3 mm −7%
Sensitivity95.2 dB +2.9, better
FaitalPRO6PR110
£62.80 · 6% more, worseFs100 Hz –
Qts0.53 –
Vas5.6 L −3%
BL8.5 T·m +6%
Xmax2.8 mm −21%, worse
Sensitivity91.7 dB −0.6
EminenceBETA-6A
£64.09 · 9% more, worseFs123 Hz +19%, worse
Qts0.56 +4%
Vas3.5 L −39%, better
BL8.1 T·m –
Xmax4.5 mm +29%, better
Sensitivity92 dB –
WavecorSW146WA02
£94.87 · 61% more, worseFs54 Hz −48%, better
Qts0.53 –
Vas5.5 L −5%
BL7.8 T·m –
Xmax6 mm +71%, better
Sensitivity83.8 dB −8.5, worse
PRV Audio5MR450-NDY-4
£115.51 · 96% more, worseFs150 Hz +45%, worse
Qts0.49 −9%
Vas1.6 L −73%, better
BL7.9 T·m –
Xmax3.3 mm −6%
Sensitivity92.2 dB –
PRV Audio6MR500-NDY
£136.44 · 131% more, worseFs105 Hz –
Qts0.53 –
Vas5.1 L −12%, better
BL9.8 T·m +23%, better
Xmax4.2 mm +21%, better
Sensitivity92.4 dB –
Tang BandW6-2253S
£142.30 · 141% more, worseFs40 Hz −61%, better
Qts0.51 −6%
Vas6.3 L +9%
BL7.9 T·m –
Xmax5 mm +43%, better
Sensitivity80.3 dB −12, worse
AccutonC90-6-724
£527.46 · 794% more, worseFs83 Hz −20%, better
Qts0.60 +11%, worse
Vas5.1 L −12%, better
BL6.0 T·m −26%, worse
Xmax3 mm −14%, worse
Sensitivity88.4 dB −3.9, worse
CIAREPWA6.38
No current priceFs77 Hz −25%, better
Qts0.56 +4%
Vas5.6 L −3%
BL8.7 T·m +9%
Xmax4 mm +14%, better
Sensitivity88.2 dB −4.1, worse
PRV Audio6MB400
No current priceFs117 Hz +14%, worse
Qts0.60 +11%, worse
Vas5.7 L –
BL8.3 T·m +3%
Xmax4 mm +14%, better
Sensitivity93.6 dB +1.3
CIAREHMB165
No current priceFs86 Hz −17%, better
Qts0.53 –
Vas8.6 L +48%, worse
BL7 T·m −13%, worse
Xmax3.5 mm –
Sensitivity91.4 dB −0.9
PRV Audio6MR360
No current priceFs128 Hz +24%, worse
Qts0.60 +11%, worse
Vas4.9 L −15%, better
BL8.3 T·m +4%
Xmax4 mm +14%, better
Sensitivity94.2 dB +1.9
PRV Audio6MB400-4
No current priceFs125 Hz +21%, worse
Qts0.52 −4%
Vas5.3 L −9%
BL6.6 T·m −18%, worse
Xmax3 mm −14%, worse
Sensitivity94.7 dB +2.4, better
EminenceFS6.15A8
No current priceFs74 Hz −28%, better
Qts0.52 −4%
Vas6 L +3%
BL8.9 T·m +11%, better
Xmax5 mm +43%, better
Sensitivity88.4 dB −3.9, worse
PRV Audio6MR360-4
No current priceFs143 Hz +39%, worse
Qts0.57 +6%
Vas3.8 L −35%, better
BL6.7 T·m −16%, worse
Xmax4 mm +14%, better
Sensitivity94.7 dB +2.4, better
No photo
PHL Audio1120
No current priceFs135 Hz +31%, worse
Qts0.56 +4%
Vas4.4 L −24%, better
BL8.5 T·m +6%
Xmax2 mm −43%, worse
Sensitivity94.4 dB +2.1, better
No photo
PHL Audio1120NDU
No current priceFs135 Hz +31%, worse
Qts0.56 +4%
Vas4.4 L −24%, better
BL8.5 T·m +6%
Xmax2 mm −43%, worse
Sensitivity94.4 dB +2.1, better
EminenceALPHA 5-8
No current priceFs87 Hz −16%, better
Qts0.54 –
Vas6.1 L +6%
BL6.2 T·m −22%, worse
Xmax5.9 mm +69%, better
Sensitivity90.6 dB −1.7
CelestionTFX0512
No current priceFs69 Hz −33%, better
Qts0.46 −15%, better
Vas5.4 L −7%
BL6.4 T·m −20%, worse
Xmax3.3 mm −7%
Sensitivity87.6 dB −4.7, worse
Dayton AudioCFC180-8
No current priceFs51 Hz −50%, better
Qts0.51 −6%
Vas12.4 L +114%, worse
BL9 T·m +13%, better
Xmax4 mm +14%, better
Sensitivity86.5 dB −5.8, worse
Tang BandW5-1138SM
No current priceFs45 Hz −56%, better
Qts0.50 −7%
Vas4.9 L −16%, better
BL6.6 T·m −17%, worse
Xmax9.3 mm +164%, better
Sensitivity80.6 dB −11.7, worse
Tune the match
Choose the published values that matter to your design. Size stays matched to this driver.
Qts
Qes
VasL
Xmaxmm
BLTm
- Thomann4.8 out of 526 ratings · Checked 24 Oct 2026Read reviews on Thomann
Each shop collects its own ratings. Bits shows them as published and doesn't verify them.
| Shop | Price | Against the lowest | Stock | Link |
|---|---|---|---|---|
Lean Business | £59.00, the lowest price | Stock not listed | Visit shop at Lean Business | |
Lean Audio | £51.01 | Out of stock | Visit shop at Lean Audio | |
Blue Aran 4-6 weeks | £57.54 | Usually available in 4-6 weeks | Visit shop at Blue Aran | |
Lean Business | £63.13 | 7.0% above the lowest price | Stock not listed | Visit shop at Lean Business |
Thomann | £76.00 | 29% above the lowest price | In stock | Visit shop at Thomann |
Best price over time
Tracked since 1 Apr
Recent changes
- 14 OctThomann£77.00 → £76.00Down 1.3% from £77.00
- 7 AugBlue Aran£62.45 → £57.54Down 7.9% from £62.45
- 16 JunThomann£78.00 → £77.00Down 1.3% from £78.00