Short answer: the KEF Q11 Meta. It ranks #36 of 56 floorstanding speakers by sound quality at $1249.99; the SVS Ultra Evolution Pinnacle ranks #39 and costs $4999.98, so there is not much of a tradeoff to weigh.
What the KEF Q11 Meta gets right: Three-way tower design with a coaxial layout: a 3/4” aluminum dome tweeter (with KEF’s Metamaterial Absorption Technology behind it) mounted at the center of a 4” mid-range, plus three 6.5” bass drivers. The catch: Genuinely dark-sounding on raw on-axis measurement, and needs a typical room with sidewall reflections (within about 6 feet/2 meters) to sound properly neutral - in a large room with little sidewall interaction.
What the SVS Ultra Evolution Pinnacle offers: A large curved-baffle tower built for time alignment: a 1” dome tweeter flanked by two 5.25” midranges above two 8” mid-bass drivers, plus a matching pair of 8” drivers and dual ports on the back. Watch for: Not a fully linear speaker: a dip in the upper midrange followed closely by a peak (roughly 2-3kHz) gives vocals and other midrange content a shouty, forward quality that toe-out alone doesn’t resolve.
Buy the KEF Q11 Meta. It ranks higher for sound quality than the SVS Ultra Evolution Pinnacle and costs less, so there is no real case for the other one.
Specifications Side By Side
| KEF Q11 Meta | SVS Ultra Evolution Pinnacle | |
|---|---|---|
| Price | $1,249.99 | $4,999.98 |
| Ranked | #36 of 56 in Large Size Floorstanding Speakers | #39 of 56 in Large Size Floorstanding Speakers |
| Bass Extension (-10dB) | 29Hz (measured, Erin’s Audio Corner) | 27Hz (measured, Erin’s Audio Corner) |
| Bass Extension (-3dB) | 60Hz (measured, Erin’s Audio Corner) | 40Hz (measured, Erin’s Audio Corner) |
| Drivers | 25mm tweeter + dual 165mm drivers | 1" dome tweeter, two 5.25" midranges, four 8" mid-bass drivers (2 front, 2 rear) |
| Weight | 106.9 lbs / 48.5 kg | 100.1 lbs / 45.4 kg (100 lb) each |
| Sensitivity | 88.6dB (measured, Erin’s Audio Corner) | 88.1dB (measured, Erin’s Audio Corner) |
| Impedance | 4 ohms nominal (3.2 ohms minimum, measured, Erin’s Audio Corner) | 6 ohms nominal, 2.6 ohms minimum (measured, Erin’s Audio Corner) |
| Dimensions | 43.8"H x 12.5"W x 15"D (1112.8 x 317.5 x 381.0 mm) | 49"H x 12"W x 18"D (1245.0 x 305.0 x 457.0 mm) |
| Woofer Cabinet | ported, rear | ported, rear (dual) |
| Frequency Response | - | 24Hz - 40kHz (±3dB, Manufacturer specified) |
| Crossovers | - | 140Hz & 1.8kHz |
| Recommended Power | - | 20-300W |
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- SVS Ultra Evolution Pinnacle vs Dynaudio Emit 30
- Klipsch RP-5000F II vs SVS Ultra Evolution Pinnacle
The Two Speakers In Full
KEF Q11 Meta: $1,249.99 Amazon
Pros: Three-way tower design with a coaxial layout: a 3/4” aluminum dome tweeter (with KEF’s Metamaterial Absorption Technology behind it) mounted at the center of a 4” mid-range, plus three 6.5” bass drivers. Extremely linear estimated in-room response when placed correctly, thanks to a deliberately declining on-axis response paired with well-controlled directivity - a technically sound design philosophy, even though it reads as “dark” in raw anechoic on-axis measurements. In-room bass extension to about 40-50Hz when placed near a wall, thanks to extended bass-shelf tuning. Sounds excellent whether pointed directly at the listener or toed out a full 30° parallel to the back wall - unusually flexible placement. More vertical listening leeway than standard non-coaxial two-way designs, thanks to the coincident tweeter/midrange. Distortion looks good at both 86dB and 96dB, and multitone distortion holds up well too. Comes with a plinth/outrigger kit for stability given its floorstanding height (about 43-44”).
Cons: Genuinely dark-sounding on raw on-axis measurement, and needs a typical room with sidewall reflections (within about 6 feet/2 meters) to sound properly neutral - in a large room with little sidewall interaction, it may sound too dull for some listeners. Must be placed close to a rear wall (about 1 foot) to get proper bass - pulling it out to the “standard” 3-foot audiophile recommendation causes bass output to drop off noticeably. Horizontal radiation of about ±50° is narrower than the reviewer’s preferred ±60°, giving a slightly less enveloping soundstage than some rivals. Notably darker than sibling KEF models in the same product family - measures 2-5dB less top-end energy than the R3 Meta and a few dB less than the Q Concerto Meta. Minor lingering resonances appear in burst decay measurements between 500Hz-1kHz. The tweeter shows some strain at very high output volumes, a limitation the reviewer notes is common even among more budget-friendly speakers generally.
Full KEF Q11 Meta review and specifications →
| Bass Extension (-10dB) | 29Hz (measured, Erin's Audio Corner) |
|---|---|
| Bass Extension (-3dB) | 60Hz (measured, Erin's Audio Corner) |
| Dimensions | 43.8"H x 12.5"W x 15"D (1112.8 x 317.5 x 381.0 mm) |
| Drivers | 25mm tweeter + dual 165mm drivers |
| Impedance | 4 ohms nominal (3.2 ohms minimum, measured, Erin's Audio Corner) |
| Sensitivity | 88.6dB (measured, Erin's Audio Corner) |
| Weight | 106.9 lbs / 48.5 kg |
| Woofer Cabinet | ported, rear |
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- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
- KEF Q11 Meta vs KLH Model Five
- KEF Q11 Meta vs Klipsch RP-5000F II
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- KEF Q11 Meta vs Klipsch RP-8000F II
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SVS Ultra Evolution Pinnacle: $4,999.98 SVS
Pros: A large curved-baffle tower built for time alignment: a 1” dome tweeter flanked by two 5.25” midranges above two 8” mid-bass drivers, plus a matching pair of 8” drivers and dual ports on the back. Impulse-response testing shows a single clean arrival rather than the staggered tweeter-then-woofer arrival typical of conventional flat-baffle designs, confirming genuinely effective time alignment. Excellent build quality throughout. Very wide, consistent horizontal radiation around ±70-80° gives a large, enveloping soundstage. Capable of very high output with very low harmonic distortion - the reviewer says this measured the lowest harmonic distortion of any speaker he has tested to date, at both 86dB and 96dB output, with distortion staying under 1% down to 40Hz.
Cons: Not a fully linear speaker: a dip in the upper midrange followed closely by a peak (roughly 2-3kHz) gives vocals and other midrange content a shouty, forward quality that toe-out alone doesn’t resolve, pointing to a genuine on-axis response issue rather than just room reflections. A wide, high-Q bass bump around 70-80Hz makes the speaker sound boomy unless pulled at least 3 feet from the rear wall or tamed with EQ (a -3dB cut with a Q of 1 around 70Hz worked well in testing). Minimum impedance dips to about 2.6 ohms around 80Hz, a genuinely demanding load - the reviewer could not drive these to satisfying output with budget-oriented amplifiers and receivers, and recommends a robust stereo amp or monoblocks instead. At around 100 lbs and roughly 4 feet tall with the tweeter about 32.5” off the ground, seating position matters: straying beyond about 10° of the tweeter axis loses real detail in the upper midrange, and the crossover region shows lobing that shifts from about 10° to 50° between 2-4kHz. Multitone distortion and dynamic compression both increase in that same upper-midrange/tweeter region at higher output, consistent with the on-axis dip-then-peak character.
Full SVS Ultra Evolution Pinnacle review and specifications →
| Bass Extension (-10dB) | 27Hz (measured, Erin's Audio Corner) |
|---|---|
| Bass Extension (-3dB) | 40Hz (measured, Erin's Audio Corner) |
| Crossovers | 140Hz & 1.8kHz |
| Dimensions | 49"H x 12"W x 18"D (1245.0 x 305.0 x 457.0 mm) |
| Drivers | 1" dome tweeter, two 5.25" midranges, four 8" mid-bass drivers (2 front, 2 rear) |
| Frequency Response | 24Hz - 40kHz (±3dB, Manufacturer specified) |
| Impedance | 6 ohms nominal, 2.6 ohms minimum (measured, Erin's Audio Corner) |
| Recommended Power | 20-300W |
| Sensitivity | 88.1dB (measured, Erin's Audio Corner) |
| Weight | 100.1 lbs / 45.4 kg (100 lb) each |
| Woofer Cabinet | ported, rear (dual) |
As an eBay Partner, we may be compensated if you make a purchase.
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
- SVS Ultra Evolution Pinnacle vs Klipsch RP-5000F II
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- SVS Ultra Evolution Pinnacle vs Dynaudio Emit 30
- SVS Ultra Evolution Pinnacle vs Klipsch Heresy IV
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