Short answer: the Perlisten S4b for better sound quality, the Perlisten A3m for the lower price. The Perlisten S4b ranks #2 of 130 bookshelf speakers at $8000. The Perlisten A3m ranks #43 at $3000, $5000 cheaper.
What the Perlisten A3m offers: Manufacturer data shows a narrow 1.8dB reference band, 0.305dB on-axis average absolute deviation, 0.457 listening-window smoothness, and a rated 111.4dB peak at 1m. Its preference score rises from 3.39 to 6.42 with a subwoofer. A sealed cabinet, two 8-inch carbon-fiber woofers, and a controlled tweeter waveguide make this a high-output monitor. Watch for: 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. A 3.70 sound-power directivity-index standard deviation and 0.295 predicted-in-room smoothness are merely average. It is large, heavy, 4-ohm nominal, and expensive at $3,000/pair.
What the Perlisten S4b offers: Reference-grade directivity and output from a compact sealed monitor. Erin called its radiation behavior the smoothest he had measured: Perlisten’s DPC array (beryllium tweeter between two midrange domes) shapes vertical output while transitioning cleanly to the 7-inch woofer. Harmonic distortion remains below 1% at 86dB and, above 100Hz, also below 1% at 96dB; compression is exceptionally low. The response is highly linear, the midrange was a listening highlight, and the sealed F10 of 40Hz provides a predictable slope for subwoofer integration. Watch for: Erin measured only 84.5dB sensitivity and an impedance minimum just under 4 ohms, a difficult efficiency/load combination that deserves substantial clean amplification. Its 78Hz F3 means a subwoofer is effectively mandatory for full-range listening despite the 40Hz F10. A roughly +3dB feature around 10kHz appears on-axis, though Erin did not find it objectionable. Price is extreme for a stand-mount and the tightly managed vertical radiation makes correct stand height important.
Buy the Perlisten A3m if the price matters more than sound quality. Buy the Perlisten S4b if sound quality matters more than the price.
Want more options? Browse the full Passive Home rankings.
Specifications Side By Side
| Perlisten A3m | Perlisten S4b | |
|---|---|---|
| Price | $3,000 per pair | $8,000 per pair |
| Ranked | #43 of 130 in Large Size Bookshelf Speakers | #2 of 130 in Large Size Bookshelf Speakers |
| Bass Extension (-3dB) | 85.8Hz (measured, spinorama.org) | 78Hz (measured, Erin's Audio Corner) |
| Bass Extension (-10dB) | approximately 61Hz (measured, spinorama.org) | 40Hz (measured, Erin's Audio Corner) |
| Enclosure | Sealed | - |
| Drivers | Two 8-inch carbon-fiber woofers; 35mm Teteron dome tweeter | DPC array with 28mm beryllium tweeter and dual 28mm midrange domes; 7" woofer |
| Sensitivity | 87.4dB at 2.83V/1m | 84.5dB/2.83V/1m (measured, Erin's Audio Corner) |
| Impedance | 4 ohms nominal; 3 ohms minimum | Just under 4 ohms minimum (measured, Erin's Audio Corner) |
| Dimensions | 26.6 x 11.0 x 13.8 in each | 16.5"H x 9.4"W x 7.3"D |
| Maximum SPL | 111.4dB peak at 1m (manufacturer specified) | - |
| Spinorama Preference Score | 3.39 | 4.58 |
| Spinorama Preference Score with Perfect Sub | 6.42 | 7.24 |
| Weight | - | 24.3 lbs (11 kg) each |
| Woofer Cabinet | - | sealed |
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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
Perlisten A3m: $3,000 per pair Perlisten Dealer Network eBay
Pros: Manufacturer data shows a narrow 1.8dB reference band, 0.305dB on-axis average absolute deviation, 0.457 listening-window smoothness, and a rated 111.4dB peak at 1m. Its preference score rises from 3.39 to 6.42 with a subwoofer. A sealed cabinet, two 8-inch carbon-fiber woofers, and a controlled tweeter waveguide make this a high-output monitor. Measured bass extension of 85.8Hz (-3dB).
Cons: 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. A 3.70 sound-power directivity-index standard deviation and 0.295 predicted-in-room smoothness are merely average. It is large, heavy, 4-ohm nominal, and expensive at $3,000/pair.
Full Perlisten A3m review and specifications →
| Bass Extension (-10dB) | approximately 61Hz (measured, spinorama.org) |
|---|---|
| Bass Extension (-3dB) | 85.8Hz (measured, spinorama.org) |
| Dimensions | 26.6 x 11.0 x 13.8 in each |
| Drivers | Two 8-inch carbon-fiber woofers; 35mm Teteron dome tweeter |
| Enclosure | Sealed |
| Impedance | 4 ohms nominal; 3 ohms minimum |
| Maximum SPL | 111.4dB peak at 1m (manufacturer specified) |
| Sensitivity | 87.4dB at 2.83V/1m |
| Spinorama Preference Score | 3.39 |
| Spinorama Preference Score with Perfect Sub | 6.42 |
- Links
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Perlisten S4b: $8,000 per pair Perlisten Dealer Locator eBay
Pros: Reference-grade directivity and output from a compact sealed monitor. Erin called its radiation behavior the smoothest he had measured: Perlisten’s DPC array (beryllium tweeter between two midrange domes) shapes vertical output while transitioning cleanly to the 7-inch woofer. Harmonic distortion remains below 1% at 86dB and, above 100Hz, also below 1% at 96dB; compression is exceptionally low. The response is highly linear, the midrange was a listening highlight, and the sealed F10 of 40Hz provides a predictable slope for subwoofer integration. Measured bass extension of 78Hz (-3dB), with a measured sensitivity of 84.5dB.
Cons: Erin measured only 84.5dB sensitivity and an impedance minimum just under 4 ohms, a difficult efficiency/load combination that deserves substantial clean amplification. Its 78Hz F3 means a subwoofer is effectively mandatory for full-range listening despite the 40Hz F10. A roughly +3dB feature around 10kHz appears on-axis, though Erin did not find it objectionable. Price is extreme for a stand-mount and the tightly managed vertical radiation makes correct stand height important.
Full Perlisten S4b review and specifications →
| Bass Extension (-10dB) | 40Hz (measured, Erin's Audio Corner) |
|---|---|
| Bass Extension (-3dB) | 78Hz (measured, Erin's Audio Corner) |
| Dimensions | 16.5"H x 9.4"W x 7.3"D |
| Drivers | DPC array with 28mm beryllium tweeter and dual 28mm midrange domes; 7" woofer |
| Impedance | Just under 4 ohms minimum (measured, Erin's Audio Corner) |
| Sensitivity | 84.5dB/2.83V/1m (measured, Erin's Audio Corner) |
| Spinorama Preference Score | 4.58 |
| Spinorama Preference Score with Perfect Sub | 7.24 |
| Weight | 24.3 lbs (11 kg) each |
| Woofer Cabinet | sealed |
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons