TrueScaleAudio
Compare speakers at true scale
Pick two speakers and see them side by side at their real-world size.
Front view — side by side at true scale
KEF Reference 5 MetavsSonus Faber Serafino G2
The KEF Reference 5 Meta stands 140.2 cm tall — about 31.1 cm more than the Sonus Faber Serafino G2 at 109.1 cm. On footprint the Sonus Faber Serafino G2 is the wider cabinet (39.4 cm versus 32.3 cm). At 90 dB against 88 dB, the Sonus Faber Serafino G2 is the easier load to drive and plays louder from the same amplifier. The Sonus Faber Serafino G2 reaches deeper in the bass, down to 30 Hz versus 40 Hz. Low frequencies come from a 165 mm cone on the KEF Reference 5 Meta and a 180 mm cone on the Sonus Faber Serafino G2. On price, the KEF Reference 5 Meta sits higher — about $19,998 a pair against $16,750 for the Sonus Faber Serafino G2.
| A | B | |
|---|---|---|
| Manufacturer | KEF | Sonus Faber |
| Model | Reference 5 Meta Meta | Serafino G2 G2 |
| HiFi ladder position | #256 of 281 floorstander | #122 of 281 floorstander |
| Height | 1402 mm | 1091 mm |
| Width | 323 mm | 394 mm |
| Depth | 467 mm | 485 mm |
| Weight | 60.2 kg | 52 kg |
| Enclosure | bass-reflex-rear | bass-reflex-rear |
| Drivers | 1× 25 mm tweeter (MAT aluminium dome), 1× 125 mm midrange (aluminium cone), 4× 165 mm woofer (aluminium cone) | 1× 28 mm tweeter (high-power neodymium soft dome), 1× 150 mm midrange (paper cone), 2× 180 mm woofer (paper cone) |
| Frequency — low | 40 Hz | 30 Hz |
| Frequency — high | 35000 Hz | 35000 Hz |
| Sensitivity | 88 dB | 90 dB |
| Impedance | 4 Ω | 4 Ω |
| Recommended amp | 50–400 W | 50–300 W |
| MAP (USD) | $19,998 / pair | $16,750 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | international.kef.com ↗ | sonusfaber.com ↗ |
| Product page | Open product page ↗ | Open product page ↗ |
Larger value highlighted in green. For low-frequency extension, lower Hz = greater bass reach, so the deeper side is highlighted.

