Short answer: the Radiant Acoustics Clarity 6.2 for better sound quality, the Dynaudio Emit 20 for the lower price. The Radiant Acoustics Clarity 6.2 ranks #27 of 130 bookshelf speakers at $4500. The Dynaudio Emit 20 ranks #75 at $1049, $3451 cheaper.
What the Radiant Acoustics Clarity 6.2 offers: Custom AMT (Air Motion Transformer) tweeter paired with a 6.5” Purifi Eikona midrange and dual Purifi passive radiators in a passive-radiator enclosure, crossed over at 2.4kHz. Rigid cabinet construction (21mm MDF with a 15mm aluminum front baffle, extensive internal bracing) helps keep resonance in check. A deliberately rising on-axis response paired with narrowing directivity above about 2kHz yields a genuinely linear, non-fatiguing in-room sound rather than the “fake detail” of speakers with a straight treble boost. Excellent pair matching between units (within about 1dB), contributing to precise, well-focused imaging that clearly separated fine details in test tracks. In-room bass extension reaches a solid 40Hz with real kick-drum authority, not just sub-bass rumble. Class-leading dynamic range and compression performance - among the best the reviewer has measured at this price point. Watch for: Needs a fairly specific setup to sound its best: about 15-20° of toe-out (per the manufacturer’s own recommendation) and roughly 2 feet from the rear wall; pointed straight on-axis, the treble reads as noticeably elevated. Low impedance (2.1-ohm minimum, about 1-ohm minimum EPDR) demands an amplifier genuinely comfortable with 4-ohm-and-below loads. Soundstage width narrows above about 5kHz, even though the AMT tweeter itself is capable of wider dispersion. An unexplained resonance appears in harmonic distortion measurements on both units tested (though not on the reviewer’s reference speaker) - possibly a basket resonance, and not something the reviewer could hear. A minor bump around 500Hz in the estimated in-room response could add a touch of boxiness for some listeners, though the reviewer didn’t personally notice it. F3 of 55Hz and F10 of 32Hz mean a subwoofer is still needed for home-theater rumble or bass-heavy genres like rap.
What the Dynaudio Emit 20 offers: Two-way design with a 28mm Esotar soft dome tweeter (Hexis-damped) and an 18cm mid-woofer, using a first-order crossover on the tweeter and second-order on the woofer. Exceptional bass extension for a bookshelf speaker - reaches a clean, authoritative 40Hz in-room, rare enough that the reviewer says most listeners could skip a subwoofer for typical music. Very low distortion across the board, staying below 1% THD down to 40Hz at 86dB and below 3% even at 96dB - unusually clean bass performance where most two-way bookshelf speakers start rising in distortion around 80Hz. Wide, remarkably consistent horizontal directivity (about ±50-60°) that holds steady up to roughly 13kHz - rare for a speaker in this format, thanks to a beveled tweeter edge that acts as a mild waveguide. Excellent compression and dynamic-range linearity at the frequency extremes, actually showing slight bass enhancement rather than the sharp low-end compression common in similarly-sized bookshelf speakers. Watch for: A resonance around 600-800Hz gives snares and similar percussion a muffled, flat quality lacking impact - confirmed as originating in the woofer itself (isolated via measurements of the raw driver out of the cabinet), and attempts at constrained-layer damping didn’t resolve it. A peak around 4kHz adds a sharp, edgy quality to some male vocals. A roughly 5dB boost above 10kHz gives cymbals and hi-hats excess shimmer that can sound unnatural, especially pointed directly on-axis. Vertical dispersion shows two separate crossover-related notches (above and below the tweeter reference line around 5kHz) rather than the usual single one, a direct consequence of the shallow crossover slopes used on both drivers. Multitone distortion is elevated in the midrange, possibly due to the woofer’s magnet structure lacking a shorting ring. Best aimed slightly off-axis (about 10-15° of toe-out) to tame the excess high-frequency shimmer, rather than pointed straight at the listener.
Buy the Radiant Acoustics Clarity 6.2 when sound quality outweighs the price for you, and the Dynaudio Emit 20 when the price outweighs sound quality instead.
Looking for alternatives? See the complete Passive Home rankings.
Specifications Side By Side
| Radiant Acoustics Clarity 6.2 | Dynaudio Emit 20 | |
|---|---|---|
| Price | $4500 per pair | $1,049.00 per pair |
| Ranked | #27 of 130 in Large Size Bookshelf Speakers | #75 of 130 in Large Size Bookshelf Speakers |
| Bass Extension (-10dB) | 32Hz (measured, Erin's Audio Corner) | 33Hz (measured, Erin's Audio Corner) |
| Bass Extension (-3dB) | 55Hz (measured, Erin's Audio Corner) | 54Hz (measured, Erin's Audio Corner) |
| Dimensions | 14.3"H x 8.7"W x 10.5"D (363.2 x 221 x 266.7 mm) | 14.6"H x 8.1"W x 12.3"D (370.0 x 205.0 x 312.0 mm) |
| Impedance | 4 ohms nominal (2.1 ohms minimum above 80Hz, measured, Erin's Audio Corner) | 6 ohms nominal (5.5 ohms minimum above 80Hz, measured, Erin's Audio Corner) |
| Sensitivity | 84.3dB (measured, Erin's Audio Corner) | 83.5dB (measured, Erin's Audio Corner; 86dB manufacturer specified) |
| Drivers | 6.5" PURIFI USHINDI woofer, Custom AMT (Air Motion Transformer) tweeter | 7.1" Magnesium Silicate Polymer woofer, 1.1" Cerotar soft dome with Hexis tweeter |
| Weight | 23.8 lbs (10.8 kg) each | 12.8 lbs (5.8 kg) |
| Woofer Cabinet | passive radiator | ported, rear |
| Spinorama Preference Score | 5.13 | 3.35 |
| Spinorama Preference Score with Perfect Sub | 6.90 | 5.05 |
Related Speaker Comparisons
How Radiant Acoustics Clarity 6.2 compares with other leading options:
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- KEF Reference 1 Meta vs Radiant Acoustics Clarity 6.2
- Radiant Acoustics Clarity 6.2 vs GR-Research NX-Studio
- AsciLab C6B vs Radiant Acoustics Clarity 6.2
- Audio First Cadentia 3 vs Radiant Acoustics Clarity 6.2
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The Two Speakers In Full
Radiant Acoustics Clarity 6.2: $4500 per pair Radiantacoustics eBay
Pros: Custom AMT (Air Motion Transformer) tweeter paired with a 6.5” Purifi Eikona midrange and dual Purifi passive radiators in a passive-radiator enclosure, crossed over at 2.4kHz. Rigid cabinet construction (21mm MDF with a 15mm aluminum front baffle, extensive internal bracing) helps keep resonance in check. A deliberately rising on-axis response paired with narrowing directivity above about 2kHz yields a genuinely linear, non-fatiguing in-room sound rather than the “fake detail” of speakers with a straight treble boost. Excellent pair matching between units (within about 1dB), contributing to precise, well-focused imaging that clearly separated fine details in test tracks. In-room bass extension reaches a solid 40Hz with real kick-drum authority, not just sub-bass rumble. Class-leading dynamic range and compression performance - among the best the reviewer has measured at this price point. Measured bass extension of 55Hz (-3dB), with a measured sensitivity of 84.3dB.
Cons: Needs a fairly specific setup to sound its best: about 15-20° of toe-out (per the manufacturer’s own recommendation) and roughly 2 feet from the rear wall; pointed straight on-axis, the treble reads as noticeably elevated. Low impedance (2.1-ohm minimum, about 1-ohm minimum EPDR) demands an amplifier genuinely comfortable with 4-ohm-and-below loads. Soundstage width narrows above about 5kHz, even though the AMT tweeter itself is capable of wider dispersion. An unexplained resonance appears in harmonic distortion measurements on both units tested (though not on the reviewer’s reference speaker) - possibly a basket resonance, and not something the reviewer could hear. A minor bump around 500Hz in the estimated in-room response could add a touch of boxiness for some listeners, though the reviewer didn’t personally notice it. F3 of 55Hz and F10 of 32Hz mean a subwoofer is still needed for home-theater rumble or bass-heavy genres like rap.
Full Radiant Acoustics Clarity 6.2 review and specifications →
| Bass Extension (-10dB) | 32Hz (measured, Erin's Audio Corner) |
|---|---|
| Bass Extension (-3dB) | 55Hz (measured, Erin's Audio Corner) |
| Dimensions | 14.3"H x 8.7"W x 10.5"D (363.2 x 221 x 266.7 mm) |
| Drivers | 6.5" PURIFI USHINDI woofer, Custom AMT (Air Motion Transformer) tweeter |
| Impedance | 4 ohms nominal (2.1 ohms minimum above 80Hz, measured, Erin's Audio Corner) |
| Sensitivity | 84.3dB (measured, Erin's Audio Corner) |
| Spinorama Preference Score | 5.13 |
| Spinorama Preference Score with Perfect Sub | 6.90 |
| Weight | 23.8 lbs (10.8 kg) each |
| Woofer Cabinet | passive radiator |
- Links
- Reviews, Comparisons and Sound Samples
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Dynaudio Emit 20: $1,049.00 per pair Amazon eBay
Pros: Two-way design with a 28mm Esotar soft dome tweeter (Hexis-damped) and an 18cm mid-woofer, using a first-order crossover on the tweeter and second-order on the woofer. Exceptional bass extension for a bookshelf speaker - reaches a clean, authoritative 40Hz in-room, rare enough that the reviewer says most listeners could skip a subwoofer for typical music. Very low distortion across the board, staying below 1% THD down to 40Hz at 86dB and below 3% even at 96dB - unusually clean bass performance where most two-way bookshelf speakers start rising in distortion around 80Hz. Wide, remarkably consistent horizontal directivity (about ±50-60°) that holds steady up to roughly 13kHz - rare for a speaker in this format, thanks to a beveled tweeter edge that acts as a mild waveguide. Excellent compression and dynamic-range linearity at the frequency extremes, actually showing slight bass enhancement rather than the sharp low-end compression common in similarly-sized bookshelf speakers. Measured bass extension of 54Hz (-3dB), with a measured sensitivity of 83.5dB.
Cons: A resonance around 600-800Hz gives snares and similar percussion a muffled, flat quality lacking impact - confirmed as originating in the woofer itself (isolated via measurements of the raw driver out of the cabinet), and attempts at constrained-layer damping didn’t resolve it. A peak around 4kHz adds a sharp, edgy quality to some male vocals. A roughly 5dB boost above 10kHz gives cymbals and hi-hats excess shimmer that can sound unnatural, especially pointed directly on-axis. Vertical dispersion shows two separate crossover-related notches (above and below the tweeter reference line around 5kHz) rather than the usual single one, a direct consequence of the shallow crossover slopes used on both drivers. Multitone distortion is elevated in the midrange, possibly due to the woofer’s magnet structure lacking a shorting ring. Best aimed slightly off-axis (about 10-15° of toe-out) to tame the excess high-frequency shimmer, rather than pointed straight at the listener.
Full Dynaudio Emit 20 review and specifications →
| Bass Extension (-10dB) | 33Hz (measured, Erin's Audio Corner) |
|---|---|
| Bass Extension (-3dB) | 54Hz (measured, Erin's Audio Corner) |
| Dimensions | 14.6"H x 8.1"W x 12.3"D (370.0 x 205.0 x 312.0 mm) |
| Drivers | 7.1" Magnesium Silicate Polymer woofer, 1.1" Cerotar soft dome with Hexis tweeter |
| Impedance | 6 ohms nominal (5.5 ohms minimum above 80Hz, measured, Erin's Audio Corner) |
| Sensitivity | 83.5dB (measured, Erin's Audio Corner; 86dB manufacturer specified) |
| Spinorama Preference Score | 3.35 |
| Spinorama Preference Score with Perfect Sub | 5.05 |
| Weight | 12.8 lbs (5.8 kg) |
| Woofer Cabinet | ported, rear |
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
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