Focal Aria Evo X N°4 vs KEF R11 Meta

Last updated: October 11, 2026

Short answer: the Focal Aria Evo X N°4. Both are rated 4.4/5 for sound quality (#50 and #46 of 226 floorstanding speakers), and the Focal Aria Evo X N°4 costs $6,598 against $6,999.98 for the KEF R11 Meta, with sound quality a draw, the lower price decides it.

Focal Aria Evo X N°4 vs KEF R11 Meta

The case for the Focal Aria Evo X N°4: Flagship floorstanding loudspeaker of the Aria Evo X range, equipped with massive dual 8-inch Flax cone woofers, a 6.5-inch Flax midrange, and the M-shaped TAM inverted dome tweeter. The catch: Rating estimated from measured siblings in the Aria Evo X line.

The case for the KEF R11 Meta: CEA2034 spinorama shows a generally flat on-axis response with good directivity and very deep bass extension (F10 of 30Hz). Watch for: A dip around 1-1.2kHz on-axis is attributed to a diffraction effect, and shows up as a smaller dip in the predicted in-room response.

Buy the Focal Aria Evo X N°4. Both are rated the same for sound quality, and it costs $401.98 less than the KEF R11 Meta.

Worth knowing: the Focal Aria Evo X N°4 has not been measured yet. Its rating is estimated from related models, with a likely range of 4.2 to 4.6, so treat this verdict as provisional.

Still deciding? The full Passive Home rankings cover every ranked option.

Specifications Side By Side

Focal Aria Evo X N°4 KEF R11 Meta
Price$6,598 per pair Passive$6,999.98 per pair
Ranked#50 of 226 in Large Size Floorstanding Speakers Estimated#46 of 226 in Large Size Floorstanding Speakers
Bass Extension (-3dB)37Hz (manufacturer specified)64Hz (measured, Audio Science Review)
Crossover Frequency280Hz / 2.6kHz-
Dimensions45.3” x 14.6” x 16.5” (1150 x 371 x 420 mm)51”H x 12.2”W x 15.1”D (1295.4 x 309.9 x 383.5 mm)
Drivers1” TAM inverted dome aluminum/magnesium tweeter, 6.5” Flax midrange, two 8” Flax cone woofers4 x 165 mm (6.5 in.) hybrid aluminium cone woofers, 125 mm (5 in.) aluminium cone midrange, 25 mm (1 in.) vented aluminium dome with MAT tweeter
Frequency Response37Hz - 30kHz (±3dB)-
Impedance8 ohms (2.5 ohm minimum)4 ohms
PassiveYes-
Sensitivity92.5dB (2.83V @ 1m)89.5dB
Weight77.2 lbs (35.0 kg) each80.5 lbs (36.5 kg) each
Bass Extension (-10dB)-31Hz (measured, Audio Science Review)
Woofer Cabinet-ported, rear
Spinorama Preference Score-5.91
Spinorama Preference Score with Perfect Sub-7.32
DIY Kit-No

How KEF R11 Meta compares with other leading options:

Prices on this page were last checked October 11, 2026 at 4:59 PM UTC. Product prices and availability are accurate as of that date/time and are subject to change; the price and availability shown on Amazon at the time of purchase will apply to the purchase of this product.

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The Two Speakers In Full

Focal Aria Evo X N°4: $6,598 per pair Passive Estimated Amazon eBay

Focal Aria Evo X N°4 ranking card

Same family: the Focal Aria Evo X N°1 (bookshelf, estimated 3.5/5), the Focal Aria Evo X N°2 (smaller floorstanding, ranked lower, rated 3.7/5), the Focal Aria Evo X N°3 (smaller floorstanding, ranked lower, estimated 4.3/5) and the Focal Aria Evo X Center (center, estimated 3.7/5). See every Focal Aria generation.

Pros: Flagship floorstanding loudspeaker of the Aria Evo X range, equipped with massive dual 8-inch Flax cone woofers, a 6.5-inch Flax midrange, and the M-shaped TAM inverted dome tweeter. Delivers authoritative, visceral bass extension down to 37Hz (-3dB) alongside massive dynamic headroom. Preserves the open listening window, low distortion, and natural timbre documented in Spinorama sweeps of the series.

Cons: Rating estimated from measured siblings in the Aria Evo X line. Very heavy (35 kg) with a minimum impedance dip to 2.5 ohms in the bass region, requiring dedicated high-current amplification.

ReleasedFeb 2024 (2 years ago)
Bass Extension (-3dB)37Hz (manufacturer specified)
Crossover Frequency280Hz / 2.6kHz
Dimensions45.3” x 14.6” x 16.5” (1150 x 371 x 420 mm)
Drivers1” TAM inverted dome aluminum/magnesium tweeter, 6.5” Flax midrange, two 8” Flax cone woofers
Frequency Response37Hz - 30kHz (±3dB)
Impedance8 ohms (2.5 ohm minimum)
PassiveYes
Sensitivity92.5dB (2.83V @ 1m)
Weight77.2 lbs (35.0 kg) each

KEF R11 Meta: $6,999.98 per pair Amazon eBay

KEF R11 Meta ranking card

Older model: the KEF R11 (ranked lower, estimated 4.3/5). See every KEF R Series generation.

Same family: the KEF R3 Meta (bookshelf, rated 4.6/5), the KEF R5 Meta (smaller floorstanding, ranked higher, rated 4.6/5), the KEF R7 Meta (smaller floorstanding, ranked higher, estimated 4.6/5), the KEF R2 Meta (smaller center, rated 4.3/5) and the KEF R6 Meta (larger center, rated 4.2/5).

Pros: CEA2034 spinorama shows a generally flat on-axis response with good directivity and very deep bass extension (F10 of 30Hz). Predicted in-room response is very smooth aside from the small 1-1.5kHz dip. The coaxial Uni-Q driver gives excellent, symmetric vertical directivity, unusual for a tower speaker. Distortion is incredibly low even down to 30Hz at 86dB SPL/1m, and stays low even at 96dB and 102dB SPL/1m: the reviewer found essentially no audible tonality change across that whole output range. Measured bass extension of 64Hz (-3dB).

Cons: A dip around 1-1.2kHz on-axis is attributed to a diffraction effect, and shows up as a smaller dip in the predicted in-room response. Horizontal beamwidth of about ±40 degrees is on the narrower side, though the transition from wide to constant directivity is smooth. Minimum impedance dips to 3.2 ohms around 580Hz, calling for an amplifier comfortable with a demanding load. 4-ohm nominal impedance overall.

ReleasedMar 2023 (3 years ago)
Bass Extension (-10dB)31Hz (measured, Audio Science Review)
Bass Extension (-3dB)64Hz (measured, Audio Science Review)
DIY KitNo
Dimensions51”H x 12.2”W x 15.1”D (1295.4 x 309.9 x 383.5 mm)
Drivers4 x 165 mm (6.5 in.) hybrid aluminium cone woofers, 125 mm (5 in.) aluminium cone midrange, 25 mm (1 in.) vented aluminium dome with MAT tweeter
Impedance4 ohms
Sensitivity89.5dB
Spinorama Preference Score5.91
Spinorama Preference Score with Perfect Sub7.32
Weight80.5 lbs (36.5 kg) each
Woofer Cabinetported, rear