KEF Q Concerto Meta vs Sonus faber Lumina I
The KEF Q Concerto Meta is more sensitive (85 dB vs 84 dB), so it plays louder per watt and plays lower (48 Hz vs 65 Hz). The Sonus faber Lumina I costs less ($1,200 vs $1,400).
What each one works with
Checked against every product in our catalogue by the same engine as the compatibility checker.
| Q Concerto Meta | Lumina I | |
|---|---|---|
| Receivers and amps that drive it | 28 of 29, 14 after a setting change | 28 of 29, 14 after a setting change |
Specs side by side
Values that differ are bold. A dash means that model doesn't publish the spec.
| Q Concerto Meta | Lumina I | |
|---|---|---|
| Impedance | 4 Ω | 4 Ω |
| Sensitivity | 85 dB (2.83 V, 1 m) | 84 dB (2.83 V, 1 m) |
| Low end | 48 Hz | 65 Hz |
| Drivers | 1 × 19 mm, 1 × 100 mm, 1 × 165 mm | 1 × 29 mm, 1 × 120 mm |
| Size | 8×16×12 in | 6×11×8 in |
| Recommended amplifier power | 15–180 W | 30–100 W |
| Weight | 9.5 kg (20.9 lb) | 4.4 kg (9.7 lb) |
| MSRP | $1,400 a pair (MSRP, September 2026) | $1,200 a pair (MSRP, September 2026) |
Every spec and pairing: KEF Q Concerto Meta, Sonus faber Lumina I.
Try either one in your own room.
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References
- KEF Q Concerto Meta: Spec sheet, assets.kef.com, retrieved September 15, 2026
- KEF Q Concerto Meta: Manufacturer product page, us.kef.com, retrieved September 15, 2026
- Sonus faber Lumina I: Manufacturer product page, sonusfaber.com, retrieved September 15, 2026
- Sonus faber Lumina I: Retailer listing, worldwidestereo.com, retrieved September 15, 2026
- Sonus faber Lumina I: Independent measurement, hifiandmusicsource.com, retrieved September 15, 2026
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