Radiant Acoustics Clarity 66 vs Dynaudio Emit 30

Last updated: September 16, 2026

Short answer: the Radiant Acoustics Clarity 66 for better sound quality, the Dynaudio Emit 30 for the lower price. The Radiant Acoustics Clarity 66 ranks #5 of 71 floorstanding speakers at $7998. The Dynaudio Emit 30 ranks #53 at $1274.25, $6723.75 cheaper.

Radiant Acoustics Clarity 66 vs Dynaudio Emit 30

What the Radiant Acoustics Clarity 66 offers: ASR’s revised Spinorama measurement shows bass reaching 32.2Hz at -3dB and 27.8Hz at -6dB, giving substantial low-end weight without a subwoofer. The response spans 2.3dB from 300Hz to 5kHz, with preference scores of 5.10 standalone and 6.12 with an ideal subwoofer. The review’s exceptionally low bass distortion at ordinary levels complements that extension, while dual 6.5-inch Purifi woofers provide a strong foundation for full-range listening. Watch for: Vertical directivity is narrow and horizontal coverage is uneven, so listening height and placement affect tonal balance. Treble resonances and response irregularities keep it from reference-level neutrality. Spinorama’s modeled EQ improves the scores to 6.09 standalone and 6.99 with an ideal subwoofer, but those are corrected results, not stock performance. Measured sensitivity is 85.9dB at 2.83V/1m with a nominal 4-ohm load; use an amplifier comfortable driving 4 ohms. Distortion rises at very high playback levels.

What the Dynaudio Emit 30 offers: A 2.5-way floorstander: two 5.25” mid-woofers paired with a roughly 1” dome tweeter, driven through dual rear bass-reflex ports. The two woofers hand off at staggered crossover points (around 1kHz and 3.5kHz) rather than sharing one, which avoids the acoustic lobing a shared crossover point would cause between the tweeter and the lower woofer, and adds a few dB of sensitivity in the process. Genuinely deep bass for a speaker around this price - measured F3 near 44Hz and extends audibly down to about 40Hz in-room without much difficulty. Harmonic distortion measures clean and low at both 86dB and 96dB SPL/1m. Good CTA-2034 sound power and uniform directivity mean the speaker takes EQ correction well if a listener wants to dial in its one tonal weak point. Dynamic range and compression performance are strong overall, with only a minor, high-Q compression artifact tied to a cone-edge resonance that’s unlikely to be audible. Wide, consistent horizontal dispersion around ±70° with just a small ~10° narrowing between 1-3kHz, and a reasonably forgiving ±20° vertical window centered on the tweeter axis. Watch for: A dip and inconsistency in the lower-treble presence region (roughly 2-5kHz) makes the top end sound uneven - sometimes soft, sometimes forward - depending on the specific instrument or frequency being reproduced; male vocals can lack presence and cymbals can lack sizzle as a result. A cone-edge surround resonance shows up around 1-1.3kHz in burst-decay measurements (a trait the reviewer has also seen on other Dynaudio models) and lines up with elevated multitone distortion across roughly 600Hz-1.5kHz. An enclosure resonance appears around 350Hz in the impedance curve. Placed too close to a rear wall, the dual ports make the bass noticeably boomy - pulling the speaker out is needed to keep the low end from overloading the room. Fully resolving the top-end inconsistency needs a modest EQ correction (roughly +2dB with a Q of about 1, centered 3-6kHz), so out-of-the-box tonal accuracy in that band isn’t quite class-leading despite otherwise strong measured performance.

Buy the Radiant Acoustics Clarity 66 when sound quality outweighs the price for you, and the Dynaudio Emit 30 when the price outweighs sound quality instead.

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

Specifications Side By Side

Radiant Acoustics Clarity 66 Dynaudio Emit 30
Price$7,998 per pair$1,274.25 per pair
Ranked#5 of 71 in Large Size Floorstanding Speakers#53 of 71 in Large Size Floorstanding Speakers
Bass Extension (-3dB)32.2Hz (measured, Audio Science Review)44Hz (measured, Erin's Audio Corner)
Bass Extension (-10dB)24.4Hz (measured, Audio Science Review)36Hz (measured, Erin's Audio Corner)
Sensitivity85.9dB (2.83V/1m, measured, Audio Science Review; 86dB manufacturer specified)87dB
DriversCustom waveguide-loaded tweeter with beam-expansion fins, 2x 6.5" Purifi USHINDI aluminum-cone woofersDual 5.25" mid-woofers, 1" soft dome tweeter
Dimensions40.4"H x 8.7"W x 14"D (1025 x 222 x 355 mm)35.4"H x 6.7"W x 10.7"D (900.0 x 170.0 x 272.0 mm)
Weight101.4 lbs (46 kg) each34.2 lbs (15.5 kg)
Impedance4 ohms nominal4 ohms
Crossover Frequency2.4kHz-
Woofer Cabinetported, large rear portported, rear (dual)
Spinorama Preference Score5.102.97
Spinorama Preference Score with Perfect Sub6.124.81
Frequency Response-44Hz - 25kHz (±3dB, manufacturer specified)
Power Handling-180W (IEC rated)
Country-Denmark

How Radiant Acoustics Clarity 66 compares with other leading options:

Prices on this page were last checked September 16, 2026 at 12:41 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

Radiant Acoustics Clarity 66: $7,998 per pair Radiant Acoustics eBay

Radiant Acoustics Clarity 66 ranking card

Pros: ASR’s revised Spinorama measurement shows bass reaching 32.2Hz at -3dB and 27.8Hz at -6dB, giving substantial low-end weight without a subwoofer. The response spans 2.3dB from 300Hz to 5kHz, with preference scores of 5.10 standalone and 6.12 with an ideal subwoofer. The review’s exceptionally low bass distortion at ordinary levels complements that extension, while dual 6.5-inch Purifi woofers provide a strong foundation for full-range listening. Measured bass extension of 32.2Hz (-3dB), with a measured sensitivity of 85.9dB.

Cons: Vertical directivity is narrow and horizontal coverage is uneven, so listening height and placement affect tonal balance. Treble resonances and response irregularities keep it from reference-level neutrality. Spinorama’s modeled EQ improves the scores to 6.09 standalone and 6.99 with an ideal subwoofer, but those are corrected results, not stock performance. Measured sensitivity is 85.9dB at 2.83V/1m with a nominal 4-ohm load; use an amplifier comfortable driving 4 ohms. Distortion rises at very high playback levels.

Bass Extension (-10dB)24.4Hz (measured, Audio Science Review)
Bass Extension (-3dB)32.2Hz (measured, Audio Science Review)
Crossover Frequency2.4kHz
Dimensions40.4"H x 8.7"W x 14"D (1025 x 222 x 355 mm)
DriversCustom waveguide-loaded tweeter with beam-expansion fins, 2x 6.5" Purifi USHINDI aluminum-cone woofers
Impedance4 ohms nominal
Sensitivity85.9dB (2.83V/1m, measured, Audio Science Review; 86dB manufacturer specified)
Spinorama Preference Score5.10
Spinorama Preference Score with Perfect Sub6.12
Weight101.4 lbs (46 kg) each
Woofer Cabinetported, large rear port

Dynaudio Emit 30: $1,274.25 per pair Amazon eBay

Dynaudio Emit 30 ranking card

Pros: A 2.5-way floorstander: two 5.25” mid-woofers paired with a roughly 1” dome tweeter, driven through dual rear bass-reflex ports. The two woofers hand off at staggered crossover points (around 1kHz and 3.5kHz) rather than sharing one, which avoids the acoustic lobing a shared crossover point would cause between the tweeter and the lower woofer, and adds a few dB of sensitivity in the process. Genuinely deep bass for a speaker around this price - measured F3 near 44Hz and extends audibly down to about 40Hz in-room without much difficulty. Harmonic distortion measures clean and low at both 86dB and 96dB SPL/1m. Good CTA-2034 sound power and uniform directivity mean the speaker takes EQ correction well if a listener wants to dial in its one tonal weak point. Dynamic range and compression performance are strong overall, with only a minor, high-Q compression artifact tied to a cone-edge resonance that’s unlikely to be audible. Wide, consistent horizontal dispersion around ±70° with just a small ~10° narrowing between 1-3kHz, and a reasonably forgiving ±20° vertical window centered on the tweeter axis. Measured bass extension of 44Hz (-3dB).

Cons: A dip and inconsistency in the lower-treble presence region (roughly 2-5kHz) makes the top end sound uneven - sometimes soft, sometimes forward - depending on the specific instrument or frequency being reproduced; male vocals can lack presence and cymbals can lack sizzle as a result. A cone-edge surround resonance shows up around 1-1.3kHz in burst-decay measurements (a trait the reviewer has also seen on other Dynaudio models) and lines up with elevated multitone distortion across roughly 600Hz-1.5kHz. An enclosure resonance appears around 350Hz in the impedance curve. Placed too close to a rear wall, the dual ports make the bass noticeably boomy - pulling the speaker out is needed to keep the low end from overloading the room. Fully resolving the top-end inconsistency needs a modest EQ correction (roughly +2dB with a Q of about 1, centered 3-6kHz), so out-of-the-box tonal accuracy in that band isn’t quite class-leading despite otherwise strong measured performance.

Bass Extension (-10dB)36Hz (measured, Erin's Audio Corner)
Bass Extension (-3dB)44Hz (measured, Erin's Audio Corner)
CountryDenmark
Dimensions35.4"H x 6.7"W x 10.7"D (900.0 x 170.0 x 272.0 mm)
DriversDual 5.25" mid-woofers, 1" soft dome tweeter
Frequency Response44Hz - 25kHz (±3dB, manufacturer specified)
Impedance4 ohms
Power Handling180W (IEC rated)
Sensitivity87dB
Spinorama Preference Score2.97
Spinorama Preference Score with Perfect Sub4.81
Weight34.2 lbs (15.5 kg)
Woofer Cabinetported, rear (dual)