- Net volume
- 5L
- Tuning
- 70Hz
B&C gives the volume and tuning; the port is sized for the driver when you open it.
5-inch LF driver · 5FG series · 44 mm voice coil · 100 W
B&C 5FG44 8Ω
63–6000 Hz
£82.31
1.6%JP Leisure · In stock · All 5 offers
- Fs
- 63Hz
- Xmax
- 3mm
- SPL
- 89dB
- Pe
- 100W
- BL
- 10T·m
- Vd
- 29cm³
- Qts
- 0.27
- Vas
- 6L
Published graphs
B&C 5FG44 is a 5-inch 8 ohm LF driver rated at 100 W RMS. The validated T/S data includes Fs 63 Hz, Qts 0.27, Vas 6.3 L, Xmax 3 mm, sensitivity 89.2 dB, plus 29 cm³ Vd and 210 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 £74.52.
The published T/S values agree with each other
Thiele/Small
- Fs
- 63Hz
- Qts
- 0.27
- Qes
- 0.30
- Qms
- 10
- Vas
- 6.3L
- Re
- 5.8Ω
- Le
- 0.80mH
Motor and cone
- BL
- 10T·m
- Sd
- 95cm²
- Mms
- 12g
- Xmax
- 3mm
- Vd †
- 29cm³
- Voice coil
- 44mm
- Flux density
- 1.10T
Power and response
- Sensitivity †
- 89.2dB
- Manufacturer sensitivity
- 92dB
- Power
- 100W
- Nominal power
- 100W
- Impedance
- 8Ω
- Min. impedance
- 6.5Ω
- Range
- 63–6000Hz
- EBP †
- 210 · Leans vented
Size and mounting
- Diameter
- 155mm
- Cutout
- 122mm
- Bolt circle
- 142mm
- Depth
- 77mm
- Weight
- 1.6kg
Sensitivity shows 89.2 dB, calculated from the T/S values. B&C publishes 92.0 dB, 2.8 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else B&C lists
LF
- BL
- 10T·m
- Fs
- 63Hz
- Le
- 0.80mH
- Re
- 5.8Ω
- Sd
- 95cm²
- Mms
- 12g
- Qes
- 0.30
- Qms
- 10
- Qts
- 0.27
- SPL
- 89.2dB
- Vas
- 6.3L
- Xmax
- 3mm
- Power
- 100W
- Impedance
- 8Ω
- Flux density
- 1.10T
- Sensitivity
- 92dB
- Low limit
- 63Hz
- Nominal power
- 100W
- Calculated sensitivity †
- 89.2dB
- High limit
- 6000Hz
- Manufacturer sensitivity
- 92dB
- Min. impedance
- 6.5Ω
- Voice coil
- 44mm
- Weight
- 1.6kg
- Diameter
- 155mm
- Depth
- 77mm
- Cutout
- 122mm
- Bolt circle
- 142mm
- Bl
- 10 Tm
- Fs
- 63 Hz
- Le
- 0.8 mH
- Re
- 5.8 Ω
- Sd
- 95 cm² (14.7 in²)
- Ebp
- 210 Hz
- Mms
- 12 g
- Qes
- 0.3
- Qms
- 10
- Qts
- 0.27
- Vas
- 6.3 dm³ (0.22 ft³)
- Η0
- 0.55 %
- Cone
- RCK005FG448
- Xmax
- 3 mm
- Xvar
- 5 mm
- Depth
- 77 mm (3.03 in)
- Spider
- Single
- Cone shape
- Exponential
- Net weight
- 1.6 kg (3.53 lb)
- Pole design
- T-Pole
- Sensitivity
- 92 dB
- Flux density
- 1.1 T
- Shipping box
- 210x210x125 mm (8.27x8.27x4.92 in)
- Winding depth
- 9 mm (0.35 in)
- Shipping units
- 1 pcs
- Surround shape
- Roll
- Former material
- Kapton
- Frequency range
- 63 Hz - 6000 Hz
- Magnet material
- Ferrite
- Shipping weight
- 1.8 kg (3.97 lb)
- Nominal diameter
- 127 mm (5 in)
- Overall diameter
- 155 mm (6.1 in)
- Winding material
- Copper
- Minimum impedance
- 6.5 Ω
- Nominal impedance
- 8 Ω
- Magnetic gap depth
- 6 mm (0.25 in)
- Recommended tuning
- 70 Hz
- Voice coil diameter
- 44 mm (1.7 in)
- Bolt circle diameter
- 142 mm (5.6 in)
- Recommended enclosure
- 5 dm³ (0.17 ft³)
- Woofer cone treatment
- WP Waterproof Front Side
- Baffle cutout diameter
- 122 mm (4.8 in)
- Nominal power handling
- 100 W
- Continuous power handling
- 200 W
- Flange and gasket thickness
- 9 mm (0.35 in)
- Air volume occupied by driver
- 0.5 dm³ (0.02 ft³)
B&C’s suggested box
From B&C’s 5FG44 page
Open this box in 00 Simulator
Modelling the box in 00 Simulator…
03
Compare
Same-size drivers, compared with the 5FG44. Clear differences are green when better and red when worse.
This driver5FG44
Best price
£74.52
Fs
63 Hz
Qts
0.27
Vas
6.3 L
BL
10 T·m
Xmax
3 mm
Sensitivity
89.2 dB
Power
100 W
HiViF5
£23.17 · 69% less, betterFs52 Hz −17%, better
Qts0.33 +22%, worse
Vas7.3 L +16%, worse
BL8.3 T·m −17%, worse
Xmax2.7 mm −10%
Sensitivity86.6 dB −2.6, worse
Sica5 F 1.5 CP
£38.51 · 48% less, betterFs61 Hz −3%
Qts0.30 +11%, worse
Vas6.8 L +8%
BL7.6 T·m −24%, worse
Xmax3.5 mm +17%, better
Sensitivity88.7 dB −0.5
B&C4NDF34
£42.70 · 43% less, betterFs110 Hz +75%, worse
Qts0.27 –
Vas1.6 L −75%, better
BL9 T·m −10%, worse
Xmax3.8 mm +27%, better
Sensitivity90.8 dB +1.6
Dayton AudioCF120-4
£52.29 · 30% less, betterFs53 Hz −16%, better
Qts0.28 +4%
Vas4.9 L −23%, better
BL4.9 T·m −51%, worse
Xmax3.5 mm +17%, better
Sensitivity85.6 dB −3.6, worse
Scanspeak12W/4524G00
£55.26 · 26% less, betterFs50 Hz −21%, better
Qts0.27 –
Vas8.2 L +30%, worse
BL4.4 T·m −56%, worse
Xmax3 mm –
Sensitivity87.4 dB −1.8
FaitalPRO5PR120
£70.33 · 6% less, betterFs100 Hz +59%, worse
Qts0.27 –
Vas4.2 L −33%, better
BL10 T·m –
Xmax3.1 mm +3%
Sensitivity93.8 dB +4.6, better
SEASH1152-08 CA12RCY
£79.46 · 7% more, worseFs57 Hz −10%
Qts0.31 +15%, worse
Vas5 L −21%, better
BL6.3 T·m −37%, worse
Xmax3 mm –
Sensitivity86.1 dB −3.1, worse
REDCATT6FHM
£82.06 · 10% more, worseFs36 Hz −43%, better
Qts0.29 +7%
Vas26.1 L +314%, worse
BL9.9 T·m –
Xmax4.3 mm +42%, better
Sensitivity88.3 dB −0.9
FaitalPRO6RS140
£84.31 · 13% more, worseFs65 Hz +3%
Qts0.27 –
Vas9.3 L +48%, worse
BL11 T·m +10%, better
Xmax5.6 mm +87%, better
Sensitivity91.6 dB +2.4, better
Sica6 N 2.5 PL
£95.37 · 28% more, worseFs80 Hz +27%, worse
Qts0.27 –
Vas4.9 L −22%, better
BL13.5 T·m +35%, better
Xmax4.5 mm +50%, better
Sensitivity91.4 dB +2.2, better
SB AcousticsMR13PNW-8
£115.00 · 54% more, worseFs47 Hz −25%, better
Qts0.30 +11%, worse
Vas12.9 L +105%, worse
BL6.2 T·m −38%, worse
Xmax3 mm –
Sensitivity88.2 dB −1
B&C5FCX44
£129.00 · 73% more, worseFs61 Hz −3%
Qts0.25 −7%
Vas7 L +11%, worse
BL10.5 T·m +5%
Xmax5 mm +67%, better
Sensitivity90.1 dB +0.9
Scanspeak15M/4531K00
£150.70 · 102% more, worseFs42 Hz −33%, better
Qts0.27 –
Vas16 L +154%, worse
BL6 T·m −40%, worse
Xmax3 mm –
Sensitivity88.3 dB −0.9
Tang BandW4-2315
£175.00 · 135% more, worseFs65 Hz +3%
Qts0.29 +7%
Vas5.0 L −21%, better
BL6.2 T·m −38%, worse
Xmax2.8 mm −7%
Sensitivity88.5 dB −0.7
SB AcousticsMR13TX-4
£251.15 · 237% more, worseFs44 Hz −30%, better
Qts0.27 –
Vas12.2 L +94%, worse
BL4.9 T·m −51%, worse
Xmax3 mm –
Sensitivity87.7 dB −1.5
PurifiPTT4.0M08-NAC-03
£251.15 · 237% more, worseFs50 Hz −21%, better
Qts0.32 +19%, worse
Vas4.9 L −22%, better
BL7 T·m −30%, worse
Xmax2.9 mm −3%
Sensitivity84.6 dB −4.6, worse
Scanspeak12MU/8731T00
£263.71 · 254% more, worseFs66 Hz +5%
Qts0.29 +7%
Vas5.8 L −8%
BL6.1 T·m −39%, worse
Xmax3.4 mm +13%, better
Sensitivity89.3 dB –
Scanspeak12MU/4731T00
£267.60 · 259% more, worseFs64 Hz –
Qts0.24 −11%, better
Vas5.4 L −14%, better
BL5.1 T·m −49%, worse
Xmax3.5 mm +17%, better
Sensitivity89.4 dB –
AccutonC158-6-851
£293.02 · 293% more, worseFs31 Hz −51%, better
Qts0.28 +4%
Vas25.7 L +308%, worse
BL8.7 T·m −13%, worse
Xmax5 mm +67%, better
Sensitivity86.2 dB −3, worse
PurifiPTT5.25X08-NFA-01
£334.88 · 349% more, worseFs32 Hz −49%, better
Qts0.27 –
Vas13.2 L +110%, worse
BL9 T·m −10%, worse
Xmax9.8 mm +227%, better
Sensitivity83.9 dB −5.3, worse
Acoustic EleganceTD6M-8
No current priceFs76 Hz +20%, worse
Qts0.27 –
Vas9.2 L +46%, worse
BL10.6 T·m +6%
Xmax3 mm –
Sensitivity93.5 dB +4.3, better
AccutonBD90-6-727
No current priceFs123 Hz +95%, worse
Qts0.28 +4%
Vas1.6 L −75%, better
BL10.7 T·m +7%
Xmax3 mm –
Sensitivity92 dB +2.8, better
PurifiPTT5.25M08-NAA-05
No current priceFs41 Hz −35%, better
Qts0.29 +7%
Vas9.4 L +49%, worse
BL9.5 T·m −5%
Xmax2.9 mm −3%
Sensitivity85.4 dB −3.8, worse
PurifiPTT4.0M04-NAC-03
No current priceFs48 Hz −24%, better
Qts0.28 +4%
Vas5 L −21%, better
BL5.9 T·m −41%, worse
Xmax2.9 mm −3%
Sensitivity84.7 dB −4.5, worse
PurifiPTT4.0M04-NFC-01
No current priceFs46 Hz −27%, better
Qts0.25 −7%
Vas5.4 L −14%, better
BL6 T·m −40%, worse
Xmax2.9 mm −3%
Sensitivity84.9 dB −4.3, worse
PurifiPTT4.0M08-NFC-01
No current priceFs48 Hz −24%, better
Qts0.31 +15%, worse
Vas5.3 L −16%, better
BL7 T·m −30%, worse
Xmax2.9 mm −3%
Sensitivity84.5 dB −4.7, worse
Sica6 CX 2 PL P
No current priceFs85 Hz +35%, worse
Qts0.24 −11%, better
Vas5.4 L −14%, better
BL12.8 T·m +28%, better
Xmax3.5 mm +17%, better
Sensitivity92.9 dB +3.7, better
Tang BandW4-1798S
No current priceFs60 Hz −5%
Qts0.30 +11%, worse
Vas7.4 L +18%, worse
BL5.8 T·m −43%, worse
Xmax3 mm –
Sensitivity88.4 dB −0.8
FaitalPRO5RS150
No current priceFs46 Hz −27%, better
Qts0.30 +11%, worse
Vas9.2 L +46%, worse
BL10 T·m –
Xmax8 mm +167%, better
Sensitivity86.5 dB −2.7, worse
PurifiPTT5.25M04-NAA-05
No current priceFs39 Hz −38%, better
Qts0.24 −11%, better
Vas9.9 L +57%, worse
BL8.1 T·m −19%, worse
Xmax2.9 mm −3%
Sensitivity85.7 dB −3.5, worse
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 |
|---|---|---|---|---|
JP Leisure | £82.31, the lowest price | In stock | Visit shop at JP Leisure | |
Blue Aran 4-6 weeks | £81.02 | Usually available in 4-6 weeks | Visit shop at Blue Aran | |
JP Leisure Not currently listed · Last seen 7 Aug 2026 | £82.31 | In stock | Visit shop at JP Leisure |
Best price over time
Tracked since 1 Apr
Recent changes
- 23 JunBlue Aran£81.04 → £81.02Down <0.1% from £81.04
- 23 JunJP Leisure£78.98 → £82.31Up 4.2% from £78.98
- 5 JunBlue Aran£74.63 → £81.04Up 8.6% from £74.63