Short answer: the Perlisten S4b. It ranks #2 of 216 bookshelf speakers by sound quality, rated 4.8/5, at $8,000. The Arendal 1528 Monitor 8 ranks #23, rated 4.4/5, at $6,000, $2,000 cheaper, which does not close the gap in sound quality.
The Arendal 1528 Monitor 8 is the deeper-bass choice. Three-way design featuring a 28mm tweeter, 5” mid-range, and dual 8” mid-bass drivers in a convertible sealed/ported HDF cabinet, with a supplied port bung for sealed operation near a wall. Its bass reaches about 41Hz before falling 3dB, against 78Hz for the Perlisten S4b. Watch for: A dip in the midbase around 100Hz noticeably reduces the “chestiness” of male vocals compared to the reviewer’s reference speaker.
The Perlisten S4b is the better-sounding option. Reference-grade directivity and output from a compact sealed monitor. The tradeoff: Erin measured only 84.5dB sensitivity and an impedance minimum just under 4 ohms, a difficult efficiency/load combination that deserves substantial clean amplification.
Buy the Perlisten S4b. It is rated higher for sound quality, and saving $2,000 with the Arendal 1528 Monitor 8 does not make up for the sound-quality gap.
Still deciding? The full Passive Home rankings cover every ranked option.
Specifications Side By Side
| Arendal 1528 Monitor 8 | Perlisten S4b | |
|---|---|---|
| Price | $6000 per pair | $8,000 per pair |
| Ranked | #23 of 216 in Large Size Bookshelf Speakers | #2 of 216 in Large Size Bookshelf Speakers |
| Bass Extension (-10dB) | 26Hz (measured, Erin’s Audio Corner) | 40Hz (measured, Erin’s Audio Corner) |
| Bass Extension (-3dB) | 41Hz (measured, Erin’s Audio Corner) | 78Hz (measured, Erin’s Audio Corner) |
| Dimensions | 31.8”H x 11.4”W x 17.6”D (807.7 x 289.6 x 447 mm) | 16.5”H x 9.4”W x 7.3”D |
| Impedance | 4 ohms nominal, 3.8 ohms minimum (measured, Erin’s Audio Corner) | Just under 4 ohms minimum (measured, Erin’s Audio Corner) |
| Drivers | Dual 8” woofers, 5” midrange, 28mm tweeter | DPC array with 28mm beryllium tweeter and dual 28mm midrange domes; 7” woofer |
| Sensitivity | 84.4dB (measured, Erin’s Audio Corner) | 84.5dB/2.83V/1m (measured, Erin’s Audio Corner) |
| Weight | 103.6 lbs (47 kg) each | 24.3 lbs (11 kg) each |
| Woofer Cabinet | ported | sealed |
| Spinorama Preference Score | 5.59 | 5.35 |
| Spinorama Preference Score with Perfect Sub | 7.04 | 8.01 |
| DIY Kit | No | No |
Frequency Response Compared
Both speakers’ spinorama measurements, overlaid. A flatter line is more neutral: peaks sound forward or harsh, dips sound recessed. Each curve is shifted so its average from 300 Hz to 3 kHz sits at 0 dB, so loudness differences between the two are removed and only the shape is compared.
Measurement data: Arendal 1528 Monitor 8 (measured by Erin’s Audio Corner) and Perlisten S4b (measured by Erin’s Audio Corner), via spinorama.org.
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The Two Speakers In Full
Arendal 1528 Monitor 8: $6000 per pair Arendal Sound $6000 eBay
Same family: the Arendal Sound 1528 Bookshelf 8 (smaller bookshelf, ranked lower, estimated 4.4/5), the Arendal Sound 1528 Tower 8 (floorstanding, estimated 4.5/5) and the Arendal Sound 1528 Center 8 (center, estimated 4.1/5).
Pros: Three-way design featuring a 28mm tweeter, 5” mid-range, and dual 8” mid-bass drivers in a convertible sealed/ported HDF cabinet, with a supplied port bung for sealed operation near a wall. In ported configuration, reaches down to about 35Hz in most rooms (F3 41Hz, F10 26Hz): deep enough that many listeners could skip a subwoofer unless they want output below 40Hz. Extremely low distortion and compression across the board (harmonic, multitone, and both long- and short-term compression testing): among the best the reviewer has tested at this price, beating speakers costing twice as much. Wide, consistent horizontal soundstage of about ±60°. Smooth, non-fatiguing high frequency rather than the elevated “detail” boost common on speakers marketed for resolution. A slight forwardness around 1.5kHz adds a touch of attack without tipping into brightness. Measured bass extension of 41Hz (-3dB), with a measured sensitivity of 84.4dB.
Cons: A dip in the midbase around 100Hz noticeably reduces the “chestiness” of male vocals compared to the reviewer’s reference speaker. A diffraction-related flare in the upper-midrange/lower-treble (around 1.5-2kHz) gives a mild forwardness that benefits from sidewall absorption panels, though it’s not a major issue. Vertical sweet spot is fairly narrow at about ±20°: a bigger consideration for multi-row home theater seating than rivals like the MoFi SourcePoint 8, which manages about ±60°. The MoFi SourcePoint 8, a similarly-priced rival, also has more linear bass with no midbase dip, at the cost of a more elevated top end. Minor resonances appear around 400Hz and 800Hz in measurements, though the reviewer considers them inaudible or insignificant. Very heavy (about 104 lbs each) HDF cabinet requires dedicated, sturdy stands. Low EPDR (dips to about 1.9 ohms in two spots) means a Class AB amplifier needs to comfortably handle a 4-ohm load without overheating; a Class D amp is a safer choice for full-range use.
Full Arendal 1528 Monitor 8 review and specifications →
| Released | 2024 (2 years ago) |
|---|---|
| Bass Extension (-10dB) | 26Hz (measured, Erin’s Audio Corner) |
| Bass Extension (-3dB) | 41Hz (measured, Erin’s Audio Corner) |
| DIY Kit | No |
| Dimensions | 31.8”H x 11.4”W x 17.6”D (807.7 x 289.6 x 447 mm) |
| Drivers | Dual 8” woofers, 5” midrange, 28mm tweeter |
| Impedance | 4 ohms nominal, 3.8 ohms minimum (measured, Erin’s Audio Corner) |
| Sensitivity | 84.4dB (measured, Erin’s Audio Corner) |
| Spinorama Preference Score | 5.59 |
| Spinorama Preference Score with Perfect Sub | 7.04 |
| Weight | 103.6 lbs (47 kg) each |
| Woofer Cabinet | ported |
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Perlisten S4b: $8,000 per pair Perlisten Dealer Locator $8,000 eBay
Same family: the Perlisten S5m (larger bookshelf, ranked lower, rated 4.4/5), the Perlisten S5t (smaller floorstanding, estimated 4.5/5), the Perlisten S7t (larger floorstanding, rated 4.5/5), the Perlisten S5c (smaller center, estimated 4.5/5), the Perlisten S7c (larger center, rated 4.6/5) and the Perlisten S4s (surround, rated 4.6/5).
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 →
| Released | Jun 2021 (5 years ago) |
|---|---|
| Bass Extension (-10dB) | 40Hz (measured, Erin’s Audio Corner) |
| Bass Extension (-3dB) | 78Hz (measured, Erin’s Audio Corner) |
| DIY Kit | No |
| 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 | 5.35 |
| Spinorama Preference Score with Perfect Sub | 8.01 |
| Weight | 24.3 lbs (11 kg) each |
| Woofer Cabinet | sealed |
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons