Short answer: the KEF R3. It ranks #15 of 222 bookshelf speakers by sound quality, rated 4.5/5, at $1,544.56; the Perlisten A3m ranks #51, rated 4.2/5, and costs $3,000, which makes this an easy call rather than a real tradeoff.
The KEF R3 is the more accurate, deeper-bass option. 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 4.30 for the Perlisten A3m. Its bass reaches about 58Hz before falling 3dB, against 85.8Hz for the Perlisten A3m. 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 Perlisten A3m: A sealed high output monitor with dual 8 inch woofers and a waveguide tweeter, a great match for a subwoofer in a home theater. The catch: The low-quality vendor Spinorama data measures only 85.8Hz at -3dB, 74.1Hz at -6dB, and 55.7Hz at -12dB, conflicting with Perlisten’s much deeper in-room extension claim.
Buy the KEF R3. It is rated higher for sound quality than the Perlisten A3m and costs less, so it is the default pick unless a specific strength of the other one matters more to you.
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.
A sealed high output monitor with dual 8 inch woofers and a waveguide tweeter, a great match for a subwoofer in a home theater.
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Specifications Side By Side
| KEF R3 | Perlisten A3m | |
|---|---|---|
| Price | $1,544.56 per pair | $3,000 per pair |
| Ranked | #15 of 222 in Large Size Bookshelf Speakers | #51 of 222 in Large Size Bookshelf Speakers |
| Bass Extension (-3dB) | Approximately 58Hz (manufacturer specified; consistent with Erin’s measured roll-off) | 85.8Hz (measured, spinorama.org) |
| Bass Extension (-10dB) | 35.2Hz (measured, Audio Science Review) | approximately 61Hz (measured, spinorama.org) |
| Sensitivity | Approximately 86-87dB/2.83V/1m (measured, Erin’s Audio Corner) | 87.4dB at 2.83V/1m |
| Impedance | 8 ohms nominal; suitable for Erin’s 4/8-ohm-rated amplifier | 4 ohms nominal; 3 ohms minimum |
| Drivers | 1” tweeter coaxial with 5” midrange; 6.5” woofer | Two 8-inch carbon-fiber woofers; 35mm Teteron dome tweeter |
| Dimensions | 16.6”H x 7.9”W x 13.2”D | 26.6 x 11.0 x 13.8 in each |
| Woofer Cabinet | ported, rear Flexible Port | - |
| Weight | 29.9 lbs (13.55 kg) each | 63.9 lbs (29 kg) |
| Spinorama Preference Score | 6.2 (spinorama.org) | 4.30 |
| Spinorama Preference Score with Perfect Sub | 7.97 (spinorama.org) | 7.34 |
| DIY Kit | No | No |
| Enclosure | - | Sealed |
| Maximum SPL | - | 111.4dB peak at 1m (manufacturer specified) |
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