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Sonus faber Lumina III

Lumina series

The Sonus faber Lumina III is a tower speaker with 4 Ω impedance and 89 dB sensitivity. 28 of the 29 receivers and amps in our catalogue can drive it, 14 of them once set to 4 Ω.

Impedance
4 Ω
What the receiver must be rated for
Sensitivity
89 dB
Higher is louder per watt
Amplifier power
50–250 W
Sonus faber's recommendation
Bass extension
40 Hz
How low it plays

$3,000 a pair (MSRP, September 2026)

Check it with your receiverSee it in your room
3D model of the Sonus faber Lumina III

Drag to turn it. Built from the published dimensions, not a photo.

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Which receivers and amps can drive it?

What decides it is impedance: the Lumina III is 4 Ω, and the receiver or amp has to be rated for that.

  • Works

    Receivers and amps rated for 4 Ω

    14 in our catalogue

  • Needs a setting change

    Receivers with a 4 Ω setting

    Set the receiver to 4 Ω in its speaker setup.

    14 in our catalogue

  • Not recommended

    Receivers not rated for 4 Ω

    1 in our catalogue

In its price range

All 29 receivers and amps we checked

Works14

Needs a setting change14

Set the receiver to 4 Ω in its speaker setup.

Not recommended1

Sonus faber Lumina III is 4 Ω; Denon AVR-S570BT supports 6 Ω and up.

Which center speaker matches it?

For the closest tonal match as voices move across the front, pick a center from the same Lumina series.

Plan your room around the Lumina III.

Draw your room in 3D, place the Lumina III and see how they sound at your seat, with every connection to your receiver checked. Designing is free.

Build it in your room

Lumina III specifications

Impedance
4 Ω
Sensitivity
89 dB (2.83 V, 1 m)
Low end
40 Hz
Drivers
1 × 29 mm, 1 × 150 mm, 2 × 150 mm
Size
9×39×11 in
Recommended amplifier power
50–250 W
Weight
15.9 kg (35.1 lb)
MSRP
$3,000 a pair (MSRP, September 2026)

Every value comes from the sources under References, last retrieved September 15, 2026. To check it against the rest of your system, use the compatibility checker.

Questions about the Lumina III

What receiver do I need for the Lumina III?
One rated for 4 Ω speakers. In our catalogue, Emotiva BasX A-700, Monoprice M7100X and Onkyo TX-NR6100 are rated to drive it. Yamaha RX500A, Denon AVR-S670H and Denon AVR-X1700H work once the receiver's impedance setting is changed to 4 Ω. Denon AVR-S570BT is not rated for it.
Is the Lumina III 4 ohm or 8 ohm?
The Sonus faber Lumina III has a nominal impedance of 4 Ω. Use a receiver or amplifier rated down to 4 Ω or lower.
How much power does the Lumina III need?
Sonus faber recommends an amplifier of 50–250 W. Its sensitivity is 89 dB (2.83 V, 1 m). How much of that you use depends on how far you sit and how loud you listen, which the 3D editor works out for your room.
How low does the Lumina III go?
The Sonus faber Lumina III is rated down to 40 Hz. Below that, a subwoofer takes over; where the bass actually lands depends on your room's modes.
How big is the Lumina III?
The Sonus faber Lumina III measures 228 × 989 × 277 mm (9 × 38.9 × 10.9 in, width × height × depth) and weighs 15.9 kg (35.1 lb).

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References

  1. Sonus faber Lumina III: Manufacturer product page, sonusfaber.com, retrieved September 15, 2026
  2. Sonus faber Lumina III: Retailer listing, skybygramophone.com, retrieved September 15, 2026
  3. Sonus faber Lumina III: Retailer listing, paragonsns.com, retrieved September 15, 2026

Brand names are trademarks of their owners. Not affiliated with or endorsed by any manufacturer. 3D models are our approximations. Prices are manufacturer list prices (MSRP) as of the month shown. How we earn from buy links: affiliate disclosure.