Short answer: the KEF R3. It ranks #15 of 222 bookshelf speakers by sound quality, rated 4.5/5, at $1,544.56. The Dynaudio Emit 20 ranks #133, rated 3.6/5, at $1,049, $495.56 cheaper, a saving that is not big enough to make up the sound-quality gap.
The KEF R3 is the more accurate choice. A three way bookshelf speaker with KEF’s coaxial driver for stable imaging across seats and very low distortion, easy to run with a modest amp. Its measured preference score, a predictor of how neutral it sounds, is 6.20 against 4.22 for the Dynaudio Emit 20. The catch: The low-frequency alignment rolls gradually rather than delivering high-output sub-bass; KEF specifies 58Hz +/-3dB and Erin’s high-level data supports using an 80Hz subwoofer crossover.
The case for the Dynaudio Emit 20: Bookshelf speakers with unusually deep, low distortion bass for a two-way design and wide, consistent dispersion. 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.
Buy the KEF R3. It is rated higher for sound quality, and saving $495.56 with the Dynaudio Emit 20 does not make up for the sound-quality gap.
Looking for alternatives? See the complete Passive Home rankings.
A three way bookshelf speaker with KEF’s coaxial driver for stable imaging across seats and very low distortion, easy to run with a modest amp.
Bookshelf speakers with unusually deep, low distortion bass for a two-way design and wide, consistent dispersion.
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Specifications Side By Side
| KEF R3 | Dynaudio Emit 20 | |
|---|---|---|
| Price | $1,544.56 per pair | $1,049.00 per pair |
| Ranked | #15 of 222 in Large Size Bookshelf Speakers | #133 of 222 in Large Size Bookshelf Speakers |
| Bass Extension (-3dB) | Approximately 58Hz (manufacturer specified; consistent with Erin’s measured roll-off) | 54Hz (measured, Erin’s Audio Corner) |
| Bass Extension (-10dB) | 35.2Hz (measured, Audio Science Review) | 33Hz (measured, Erin’s Audio Corner) |
| Sensitivity | Approximately 86-87dB/2.83V/1m (measured, Erin’s Audio Corner) | 83.5dB (measured, Erin’s Audio Corner; 86dB manufacturer specified) |
| Impedance | 8 ohms nominal; suitable for Erin’s 4/8-ohm-rated amplifier | 6 ohms nominal (5.5 ohms minimum above 80Hz, measured, Erin’s Audio Corner) |
| Drivers | 1” tweeter coaxial with 5” midrange; 6.5” woofer | 7.1” Magnesium Silicate Polymer woofer, 1.1” Cerotar soft dome with Hexis tweeter |
| Dimensions | 16.6”H x 7.9”W x 13.2”D | 14.6”H x 8.1”W x 12.3”D (370.0 x 205.0 x 312.0 mm) |
| Woofer Cabinet | ported, rear Flexible Port | ported, rear |
| Weight | 29.9 lbs (13.55 kg) each | 12.8 lbs (5.8 kg) |
| Spinorama Preference Score | 6.2 (spinorama.org) | 4.22 |
| Spinorama Preference Score with Perfect Sub | 7.97 (spinorama.org) | 5.92 |
| DIY Kit | No | No |
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