KEF Q6 Meta vs SVS Ultra Evolution Center
The SVS Ultra Evolution Center is more sensitive (87 dB vs 86 dB), so it plays louder per watt, plays lower (40 Hz vs 63 Hz) and is an easier load for a receiver (6 Ω vs 4 Ω).
What each one works with
Checked against every product in our catalogue by the same engine as the compatibility checker.
| Q6 Meta | Ultra Evolution Center | |
|---|---|---|
| Receivers and amps that drive it | 28 of 29, 14 after a setting change | 29 of 29 |
Specs side by side
Values that differ are bold. A dash means that model doesn't publish the spec.
| Q6 Meta | Ultra Evolution Center | |
|---|---|---|
| Impedance | 4 Ω | 6 Ω |
| Sensitivity | 86 dB (2.83 V, 1 m) | 87 dB (2.83 V, 1 m) |
| Low end | 63 Hz | 40 Hz |
| Drivers | 1 × 19 mm, 1 × 100 mm, 2 × 165 mm | 1 × 25 mm, 1 × 114 mm, 2 × 165 mm |
| Size | 25×8×12 in | 22×8×12 in |
| Recommended amplifier power | 15–200 W | 20–225 W |
| Weight | 14.1 kg (31.1 lb) | 12.2 kg (26.9 lb) |
| MSRP | $850 each (MSRP, September 2026) | $800 each (MSRP, September 2026) |
Every spec and pairing: KEF Q6 Meta, SVS Ultra Evolution Center.
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References
- KEF Q6 Meta: Spec sheet, assets.kef.com, retrieved September 15, 2026
- KEF Q6 Meta: Manufacturer product page, us.kef.com, retrieved September 15, 2026
- SVS Ultra Evolution Center: Owner's manual, avstyle.nl, retrieved September 15, 2026
- SVS Ultra Evolution Center: Independent measurement, ecoustics.com, retrieved September 15, 2026
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