CelestionTF1525
£79.00 · 75% less, betterFs48 Hz +144%, worse
Qts0.49 +15%, worse
Vas148.4 L −30%, better
BL14.6 T·m –
Xmax4.5 mm −68%, worse
Sensitivity96.6 dB +9.6, better
15-inch LF driver · 500 W
Dayton Audio RSS390HF-4 4Ω
4 Ω · 18–800 Hz
£318.09
2.6%Audiophonics · In stock · Ships from France · All 2 offers
- Fs
- 20Hz
- Xmax
- 14mm
- SPL
- 87dB
- Pe
- 500W
- BL
- 15T·m
- Vd
- 1161cm³
- Qts
- 0.43
- Vas
- 212L
Dayton Audio RSS390HF-4 is a 15-inch 4 ohm LF driver rated at 500 W RMS. The validated T/S data includes Fs 20 Hz, Qts 0.43, Vas 212 L, Xmax 14 mm, sensitivity 87 dB, plus 1161 cm³ Vd and 39 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 £318.09.
The published T/S values agree with each other
Thiele/Small
- Fs
- 20Hz
- Qts
- 0.43
- Qes
- 0.50
- Qms
- 3.0
- Vas
- 212L
- Re
- 3Ω
- Le
- 0.92mH
Motor and cone
- BL
- 15T·m
- Sd
- 830cm²
- Mms
- 306g
- Xmax
- 14mm
- Vd †
- 1161cm³
Power and response
- Sensitivity †
- 87dB
- Manufacturer sensitivity
- 91.2dB
- Power
- 500W
- Impedance
- 4Ω
- Range
- 18–800Hz
- EBP †
- 39 · Leans sealed
Size and mounting
- Diameter
- 388.4mm
- Cutout
- 355.8mm
- Depth
- 178mm
- Weight
- 13.6kg
Other published values
- Cms
- 0.22mm/N
- Power Peak
- 1000
Sensitivity shows 87.0 dB, calculated from the T/S values. Dayton Audio publishes 91.2 dB, 4.2 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else Dayton Audio lists
LF · Primary · 15″
- BL
- 15T·m
- Fs
- 20Hz
- Le
- 0.92mH
- Re
- 3Ω
- Sd
- 830cm²
- Cms
- 0.22mm/N
- Mms
- 306g
- Qes
- 0.50
- Qms
- 3.0
- Qts
- 0.43
- SPL
- 87dB
- Vas
- 212L
- Xmax
- 14mm
- Power
- 500W
- Impedance
- 4Ω
- Power Peak
- 1000
- Sensitivity
- 91.2dB
- Low limit
- 18Hz
- Calculated sensitivity †
- 87dB
- High limit
- 800Hz
- Manufacturer sensitivity
- 91.2dB
- Weight
- 13.6kg
- Diameter
- 388.4mm
- Depth
- 178mm
- Cutout
- 355.8mm
02
Compare
Same-size drivers, compared with the RSS390HF-4. Clear differences are green when better and red when worse.
This driverRSS390HF-4
Best price
£318.09
Fs
20 Hz
Qts
0.43
Vas
212 L
BL
15 T·m
Xmax
14 mm
Sensitivity
87 dB
Power
500 W
REDCATT154FIND
£82.89 · 74% less, betterFs38 Hz +95%, worse
Qts0.40 −7%
Vas187.2 L −12%, better
BL18.1 T·m +21%, better
Xmax4.5 mm −68%, worse
Sensitivity95.8 dB +8.8, better
SB AudienceBIANCO-15MW350
£94.10 · 70% less, betterFs39 Hz +100%, worse
Qts0.48 +12%, worse
Vas157.5 L −26%, better
BL16.9 T·m +13%, better
Xmax7.4 mm −47%, worse
Sensitivity94.8 dB +7.8, better
SB AudienceBIANCO-15OB350
£117.18 · 63% less, betterFs34 Hz +74%, worse
Qts0.57 +33%, worse
Vas212.7 L –
BL16.5 T·m +10%
Xmax11.0 mm −21%, worse
Sensitivity93.5 dB +6.5, better
EminenceDELTA PRO 15A
£140.63 · 56% less, betterFs42 Hz +115%, worse
Qts0.40 −7%
Vas243.5 L +15%, worse
BL14.5 T·m −3%
Xmax4.3 mm −69%, worse
Sensitivity98.2 dB +11.2, better
RCFL15P530
£144.13 · 55% less, betterFs45 Hz +131%, worse
Qts0.48 +12%, worse
Vas160 L −25%, better
BL15.3 T·m –
Xmax7 mm −50%, worse
Sensitivity96.6 dB +9.6, better
FaitalPRO15PR300
£150.63 · 53% less, betterFs35 Hz +79%, worse
Qts0.48 +12%, worse
Vas220.1 L +4%
BL15.6 T·m +4%
Xmax5.2 mm −63%, worse
Sensitivity94.8 dB +7.8, better
Beyma15MCS500
£151.47 · 52% less, betterFs46 Hz +136%, worse
Qts0.48 +12%, worse
Vas134 L −37%, better
BL17.6 T·m +17%, better
Xmax8 mm −43%, worse
Sensitivity96.2 dB +9.2, better
BishopSoundBWP15/4/V2
£159.00 · 50% less, betterFs44 Hz +126%, worse
Qts0.47 +10%, worse
Vas89.2 L −58%, better
BL14.8 T·m –
Xmax7 mm −50%, worse
Sensitivity94 dB +7, better
CelestionFTR15-3070C
£166.00 · 48% less, betterFs41 Hz +112%, worse
Qts0.38 −11%, better
Vas187.6 L −11%, better
BL17.3 T·m +16%, better
Xmax5.5 mm −61%, worse
Sensitivity96.9 dB +9.9, better
Beyma15MC500
£173.31 · 46% less, betterFs46 Hz +136%, worse
Qts0.45 +5%
Vas134 L −37%, better
BL18.3 T·m +22%, better
Xmax8 mm −43%, worse
Sensitivity96.5 dB +9.5, better
GRS15SSW-4HE
£175.79 · 45% less, betterFs21 Hz +6%
Qts0.49 +14%, worse
Vas196.5 L −7%
BL16.6 T·m +11%, better
Xmax12.3 mm −12%, worse
Sensitivity87 dB –
Sica15 PFS 3
£183.37 · 42% less, betterFs39 Hz +100%, worse
Qts0.45 +5%
Vas135.5 L −36%, better
BL17.5 T·m +17%, better
Xmax7 mm −50%, worse
Sensitivity93.9 dB +6.9, better
EminenceKAPPALITE 3015LF
£199.00 · 37% less, betterFs44 Hz +126%, worse
Qts0.46 +7%
Vas150.9 L −29%, better
BL17 T·m +13%, better
Xmax9.6 mm −31%, worse
Sensitivity96.3 dB +9.3, better
SB AudienceNERO-15MWN700D
£205.00 · 36% less, betterFs41 Hz +112%, worse
Qts0.46 +7%
Vas145.9 L −31%, better
BL17.7 T·m +18%, better
Xmax7.3 mm −48%, worse
Sensitivity95.4 dB +8.4, better
CIARE15.00SW
£226.15 · 29% less, betterFs29 Hz +49%, worse
Qts0.41 −5%
Vas113 L −47%, better
BL18.4 T·m +23%, better
Xmax13.5 mm −4%
Sensitivity90 dB +3, better
B&C15FHX76
£249.00 · 22% less, betterFs40 Hz +105%, worse
Qts0.43 –
Vas186 L −12%, better
BL15.5 T·m +3%
Xmax7 mm −50%, worse
Sensitivity96.1 dB +9.1, better
B&C15FCX76
£301.96 · 5% less, betterFs40 Hz +105%, worse
Qts0.44 –
Vas187 L −12%, better
BL15.6 T·m +4%
Xmax7.5 mm −46%, worse
Sensitivity96.1 dB +9.1, better
Acoustic EleganceSBP15-8
No current priceFs21 Hz +9%
Qts0.43 –
Vas364 L +72%, worse
BL16 T·m +7%
Xmax14 mm –
Sensitivity90.8 dB +3.8, better
JensenBS15N350A-8
No current priceFs45 Hz +131%, worse
Qts0.46 +7%
Vas163.1 L −23%, better
BL15.2 T·m –
Xmax5.5 mm −61%, worse
Sensitivity96.8 dB +9.8, better
Acoustic EleganceSBP15-4
No current priceFs21 Hz +9%
Qts0.43 –
Vas364 L +72%, worse
BL11.1 T·m −26%, worse
Xmax14 mm –
Sensitivity90.8 dB +3.8, better
P.Audio15BMA-400B
No current priceFs44 Hz +126%, worse
Qts0.46 +7%
Vas159.8 L −25%, better
BL16 T·m +7%
Xmax3.8 mm −73%, worse
Sensitivity96.5 dB +9.5, better
No current price
Fs37 Hz +90%, worse
Qts0.39 −10%
Vas236 L +11%, worse
BL15.9 T·m +6%
Xmax6.5 mm −54%, worse
Sensitivity96.6 dB +9.6, better
Acoustic EleganceTD15S-8
No current priceFs23 Hz +17%, worse
Qts0.37 −14%, better
Vas467 L +120%, worse
BL14.1 T·m −6%
Xmax14 mm –
Sensitivity93.3 dB +6.3, better
Beyma15CXA400FE
No current priceFs40 Hz +105%, worse
Qts0.42 –
Vas191 L −10%
BL18.2 T·m +21%, better
Xmax6 mm −57%, worse
Sensitivity96.6 dB +9.6, better
Eighteen Sound15NTLS3500
No current priceFs28 Hz +44%, worse
Qts0.42 –
Vas141 L −33%, better
BL21.6 T·m +44%, better
Xmax15.3 mm +9%
Sensitivity90.5 dB +3.5, better
PRV Audio15SW2000-4
No current priceFs47 Hz +140%, worse
Qts0.44 –
Vas84.4 L −60%, better
BL18.2 T·m +21%, better
Xmax12.5 mm −11%, worse
Sensitivity94.9 dB +7.9, better
P.AudioEX15-500S
No current priceFs45 Hz +131%, worse
Qts0.43 –
Vas136 L −36%, better
BL18.8 T·m +25%, better
Xmax4.5 mm −68%, worse
Sensitivity96.2 dB +9.2, better
Eighteen Sound15MB606
No current priceFs43 Hz +121%, worse
Qts0.35 −19%, better
Vas223 L +5%
BL15.1 T·m –
Xmax4.5 mm −68%, worse
Sensitivity98.8 dB +11.8, better
Sica15 S 3 PL
No current priceFs33 Hz +69%, worse
Qts0.38 −12%, better
Vas230 L +8%
BL17.1 T·m +14%, better
Xmax8 mm −43%, worse
Sensitivity95.3 dB +8.3, better
Tune the match
Choose the published values that matter to your design. Size stays matched to this driver.
Qts
Qes
VasL
Xmaxmm
BLTm
- SoundImports4.9 out of 511 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 |
|---|---|---|---|---|
Audiophonics Import VAT and duty may apply | £318.09, the lowest price | In stock | Visit shop at Audiophonics | |
SoundImports Import VAT and duty may apply | £326.51 | 2.6% above the lowest price | 88 in stock | Visit shop at SoundImports |
Best price over time
Tracked since 1 Apr