Polk Reserve R500 vs KEF R5 Meta

Last updated: October 9, 2026

Short answer: the Polk Reserve R500, if you are buying new. The KEF R5 Meta ranks higher than it (#14 vs #74 of 188 floorstanding speakers, 4.6/5 vs 4.2/5) but is discontinued, so only consider it used; the Polk Reserve R500 is still sold new at $1,118.

Polk Reserve R500 vs KEF R5 Meta

What the Polk Reserve R500 does well: Dual 5.25” midwoofers paired with a ring radiator tweeter in a floorstanding tower design. The catch: A bump around 4-6kHz gives a “shouty,” mildly sibilant quality in the lower treble.

The KEF R5 Meta is the better-sounding choice. 12th generation 5” Uni-Q coaxial driver array with Metamaterial Absorption Technology (MAT) delivers remarkably smooth, controlled horizontal (±50°) and vertical directivity with near-identical off-axis tracking. The tradeoff: Low-frequency extension (F3 of 52Hz, F10 of 38Hz) requires pairing with a dedicated subwoofer crossed over at 80Hz for high-output home theater or bass-heavy music performance.

Buy the Polk Reserve R500 new; the KEF R5 Meta is no longer sold new, so it only makes sense as a used find.

Want more options? Browse the full Passive Home rankings.

Specifications Side By Side

Polk Reserve R500 KEF R5 Meta
Price$1,118 per pair$3,999.99 per pair Discontinued
Ranked#74 of 188 in Large Size Floorstanding Speakers#14 of 188 in Large Size Floorstanding Speakers
Bass Extension (-10dB)33Hz (measured, Erin’s Audio Corner)38Hz (measured, Erin’s Audio Corner)
Bass Extension (-3dB)51Hz (measured, Erin’s Audio Corner)52Hz (measured, Erin’s Audio Corner)
Dimensions40.3”H x 6.8”W x 12.4”D (1023.6 x 172.7 x 315 mm)42.2”H x 10.7”W x 13.6”D (1073 x 273 x 346 mm)
Impedance4.1 ohms minimum above 80Hz (measured, Erin’s Audio Corner; 8 ohms nominal per manufacturer)4 ohms nominal
Sensitivity86.2dB (measured, Erin’s Audio Corner)86dB (measured average, Erin’s Audio Corner)
DriversTwo 5.25” Turbine Cone woofer, 1” Pinnacle Ring Radiator tweeter1 in. vented aluminum dome tweeter with MAT, 5 in. aluminum cone midrange, two 5.25 in. hybrid aluminum cone woofers
Weight39.2 lbs (17.8 kg) each54 lbs (24.5 kg) each
Woofer Cabinetported, rearported, rear
Spinorama Preference Score5.866.33
Spinorama Preference Score with Perfect Sub7.448.07
DIY KitNoNo

More worthwhile head-to-heads for KEF R5 Meta:

Prices on this page were last checked October 9, 2026 at 8:01 AM 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

Polk Reserve R500: $1,118 per pair Amazon eBay

Polk Reserve R500 ranking card

Same family: the Polk Reserve R100 (smaller bookshelf, rated 3.4/5), the Polk R200 (larger bookshelf, rated 3.2/5), the Polk Reserve R600 (larger floorstanding, ranked lower, estimated 4.2/5), the Polk Audio Reserve R700 (larger floorstanding, ranked higher, rated 4.3/5), the Polk Audio Reserve R300 (smallest center, estimated 3.6/5), the Polk Audio Reserve R350 (center, rated 3.7/5) and the Polk Audio Reserve R400 (largest center, estimated 3.8/5).

Pros: Dual 5.25” midwoofers paired with a ring radiator tweeter in a floorstanding tower design. Surprisingly neutral overall compared to Polk’s smaller bookshelf models: notably more even-handed than the brighter-sounding Polk R200 the reviewer tested previously. Good linearity on-axis, within about -3/+2dB. Sensitivity close to 86dB, easily driven to adequate levels in a small-to-medium room with a 100W-capable amplifier. Takes very well to EQ: a single band of correction (about a 2dB cut around 4-5kHz) resolves the main tonal issue and transforms the sound. Dynamic range and compression performance is solidly “medium,” holding up fine through about 20dB of level increase before higher-frequency and bass output start to taper at extreme volumes. Measured bass extension of 51Hz (-3dB), with a measured sensitivity of 86.2dB.

Cons: A bump around 4-6kHz gives a “shouty,” mildly sibilant quality in the lower treble. Counterintuitively, toeing the speaker out to reduce brightness makes this worse rather than better, since the ring-radiator tweeter’s directivity narrows rapidly above about 6-7kHz: pointed on-axis retains enough top-end air to balance the bump, but toed away that air drops off and the shoutiness stands out more. Bass is adequate for its 5.25” woofers but lacks real weight below about 40-50Hz; a subwoofer is still needed for movies and bass-heavy music. A cabinet resonance around 160-170Hz subtracts from rather than adds boom to the mid-bass region. Vertical listening window is fairly narrow: sitting more than about 10-20° above or below the tweeter axis causes a suckout in the 2-5kHz range, reducing clarity and attack. Multitone distortion ramps up noticeably around 1kHz, and crossing over to a subwoofer at 80Hz doesn’t meaningfully reduce it: likely a surround-related effect rather than excursion-related. Without applying corrective EQ, the reviewer says the 4-6kHz brightness would make it harder to live with day to day.

Bass Extension (-10dB)33Hz (measured, Erin’s Audio Corner)
Bass Extension (-3dB)51Hz (measured, Erin’s Audio Corner)
DIY KitNo
Dimensions40.3”H x 6.8”W x 12.4”D (1023.6 x 172.7 x 315 mm)
DriversTwo 5.25” Turbine Cone woofer, 1” Pinnacle Ring Radiator tweeter
Impedance4.1 ohms minimum above 80Hz (measured, Erin’s Audio Corner; 8 ohms nominal per manufacturer)
Sensitivity86.2dB (measured, Erin’s Audio Corner)
Spinorama Preference Score5.86
Spinorama Preference Score with Perfect Sub7.44
Weight39.2 lbs (17.8 kg) each
Woofer Cabinetported, rear

KEF R5 Meta: $3,999.99 per pair Discontinued eBay

KEF R5 Meta ranking card

Same family: the KEF R3 Meta (bookshelf, rated 4.6/5), the KEF R7 Meta (larger floorstanding, ranked lower, estimated 4.6/5), the KEF R11 Meta (larger floorstanding, ranked lower, rated 4.4/5), the KEF R2 Meta (smaller center, rated 4.3/5) and the KEF R6 Meta (larger center, rated 4.2/5).

Pros: 12th generation 5” Uni-Q coaxial driver array with Metamaterial Absorption Technology (MAT) delivers remarkably smooth, controlled horizontal (±50°) and vertical directivity with near-identical off-axis tracking. Exceptional frequency response linearity through the midrange and treble that takes extremely well to minor parametric EQ adjustments. Constrained Layer Damping cabinet construction and flexible rear ports minimize enclosure resonances and port turbulence. Deliberately tuned low-frequency roll-off profile permits boundary-adjacent room placement near front walls without boomy acoustic buildup. Measured bass extension of 52Hz (-3dB), with a measured sensitivity of 86dB.

Cons: Low-frequency extension (F3 of 52Hz, F10 of 38Hz) requires pairing with a dedicated subwoofer crossed over at 80Hz for high-output home theater or bass-heavy music performance. High-frequency radiation above 7kHz shows a mild on-axis taper (1-2dB downward slope), performing best when listened to 10-20° off-axis. Moderate sensitivity (~86dB SPL average) requires a clean, robust 4-ohm capable amplifier to drive high dynamic peaks without clipping. Discontinued.

Bass Extension (-10dB)38Hz (measured, Erin’s Audio Corner)
Bass Extension (-3dB)52Hz (measured, Erin’s Audio Corner)
DIY KitNo
Dimensions42.2”H x 10.7”W x 13.6”D (1073 x 273 x 346 mm)
Drivers1 in. vented aluminum dome tweeter with MAT, 5 in. aluminum cone midrange, two 5.25 in. hybrid aluminum cone woofers
Impedance4 ohms nominal
Sensitivity86dB (measured average, Erin’s Audio Corner)
Spinorama Preference Score6.33
Spinorama Preference Score with Perfect Sub8.07
Weight54 lbs (24.5 kg) each
Woofer Cabinetported, rear