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
Click either cabinet to swap A ↔ B · Reference height: 51.0 in · 1 in = 10.98 px
KEF R11 MetavsFocal Aria Evo X N°4
The KEF R11 Meta stands 129.6 cm tall — about 14.6 cm more than the Focal Aria Evo X N°4 at 115.0 cm. On footprint the Focal Aria Evo X N°4 is the wider cabinet (36.9 cm versus 31.0 cm). At 92.5 dB against 90 dB, the Focal Aria Evo X N°4 is the easier load to drive and plays louder from the same amplifier. The Focal Aria Evo X N°4 reaches deeper in the bass, down to 37 Hz versus 46 Hz. Low frequencies come from a 165 mm cone on the KEF R11 Meta and a 210 mm cone on the Focal Aria Evo X N°4. Both land in a similar price bracket, around $6,249 a pair.
| A | B | |
|---|---|---|
| Manufacturer | KEF | Focal |
| Model | R11 Meta Meta | Aria Evo X N°4 Evo X |
| HiFi ladder position | #236 of 281 floorstander | #172 of 281 floorstander |
| Height | 51 in | 45.3 in |
| Width | 12.2 in | 14.5 in |
| Depth | 15.1 in | 14.6 in |
| Weight | 80.5 lb | 77.2 lb |
| Enclosure | bass-reflex-rear | bass-reflex-front |
| Drivers | 1× 1 in tweeter (MAT aluminium dome), 1× 4.9 in midrange (aluminium cone), 4× 6.5 in woofer (hybrid aluminium cone) | 1× 1 in tweeter (TAM aluminium-magnesium inverted dome), 1× 6.5 in midrange (flax cone), 2× 8.3 in woofer (flax cone) |
| Frequency — low | 46 Hz | 37 Hz |
| Frequency — high | 28000 Hz | 30000 Hz |
| Sensitivity | 90 dB | 92.5 dB |
| Impedance | 4 Ω | 8 Ω |
| Recommended amp | 15–300 W | 40–350 W |
| MAP (USD) | $6,500 / pair | $5,998 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | international.kef.com ↗ | focal.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.