Short answer: the Arendal 1528 Monitor 8. It ranks #23 of 222 bookshelf speakers by sound quality (rated 4.4/5) at $6,000 and is still sold new; the Philharmonic BMR (v1) ranks #40 (rated 4.3/5) and is discontinued, so it is only an option used. The Philharmonic BMR (v1)’s replacement, the Philharmonic BMR Monitor, is rated 3.6/5 at $2,200.
The Arendal 1528 Monitor 8 is the more accurate, deeper-bass option. 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 measured preference score, a predictor of how neutral it sounds, is 5.59 against 4.86 for the Philharmonic BMR (v1). Its bass reaches about 41Hz before falling 3dB, against 62Hz for the Philharmonic BMR (v1). The tradeoff: A dip in the midbase around 100Hz noticeably reduces the “chestiness” of male vocals compared to the reviewer’s reference speaker.
Why pick the Philharmonic BMR (v1): Large three-way combining a Scan-Speak 7-inch paper/carbon woofer, 2.5-inch Tectonic balanced-mode midrange and RAAL 64-10 ribbon. The catch: The measured 83dB sensitivity and roughly 4-ohm load demand meaningful external amplification.
Buy the Arendal 1528 Monitor 8. It is rated higher for sound quality, and the Philharmonic BMR (v1) is discontinued, so it is only available used.
Still deciding? The full Passive Home rankings cover every ranked option.
Specifications Side By Side
| Arendal 1528 Monitor 8 | Philharmonic BMR (v1) | |
|---|---|---|
| Price | $6000 per pair | $2,395 per pair Discontinued |
| Ranked | #23 of 222 in Large Size Bookshelf Speakers | #40 of 222 in Large Size Bookshelf Speakers |
| Bass Extension (-10dB) | 26Hz (measured, Erin’s Audio Corner) | 37.8Hz (measured, Erin’s Audio Corner) |
| Bass Extension (-3dB) | 41Hz (measured, Erin’s Audio Corner) | Approximately 62Hz relative to mean (measured, Erin’s Audio Corner website) |
| Dimensions | 31.8”H x 11.4”W x 17.6”D (807.7 x 289.6 x 447 mm) | 22H x 9W x 13.5D in |
| Impedance | 4 ohms nominal, 3.8 ohms minimum (measured, Erin’s Audio Corner) | Approximately 4 ohms nominal (measured, Erin’s Audio Corner) |
| Drivers | Dual 8” woofers, 5” midrange, 28mm tweeter | RAAL 64-10 ribbon; 2.5” BMR midrange; 7” Scan-Speak woofer |
| Sensitivity | 84.4dB (measured, Erin’s Audio Corner) | Approximately 83dB/2.83V/1m (measured, Erin’s Audio Corner) |
| Weight | 103.6 lbs (47 kg) each | 37.9 lbs (17.2 kg) each |
| Woofer Cabinet | ported | ported |
| Spinorama Preference Score | 5.59 | 4.86 |
| Spinorama Preference Score with Perfect Sub | 7.04 | 7.17 |
| DIY Kit | No | No |
| Port Tuning | - | Mid/low-30Hz range (measured, Erin’s Audio Corner) |
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 Philharmonic BMR (v1) (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 |
- Links
- Reviews, Comparisons and Sound Samples
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Philharmonic BMR (v1): $2,395 per pair Discontinued eBay
Newer model: the Philharmonic BMR Monitor, ranked lower, rated 3.6/5, released 2015. See every Philharmonic BMR generation.
Pros: Large three-way combining a Scan-Speak 7-inch paper/carbon woofer, 2.5-inch Tectonic balanced-mode midrange and RAAL 64-10 ribbon. Erin measured approximately +/-1.5dB linearity from 80Hz upward, very broad +/-40-degree-or-better horizontal coverage and about 83dB/2.83V/1m sensitivity. The port is tuned in the mid/low-30Hz region without audible chuffing, the midrange provides unusually expansive staging, and distortion remained subjectively unobtrusive. Measured bass extension of 62Hz (-3dB), with a measured sensitivity of 83dB.
Cons: The measured 83dB sensitivity and roughly 4-ohm load demand meaningful external amplification. A 1-2dB shelf below about 300Hz reduces warmth unless corrected, while a response/impedance feature near 250-300Hz corresponded with Erin’s sense of resonance. The ribbon produces narrower vertical than horizontal radiation, and second-order high-frequency distortion plus dynamic enhancement near 3kHz appeared in testing. This was an earlier cabinet/version, not the current v2. Discontinued.
Full Philharmonic BMR (v1) review and specifications →
| Released | 2015 (11 years ago) |
|---|---|
| Bass Extension (-10dB) | 37.8Hz (measured, Erin’s Audio Corner) |
| Bass Extension (-3dB) | Approximately 62Hz relative to mean (measured, Erin’s Audio Corner website) |
| DIY Kit | No |
| Dimensions | 22H x 9W x 13.5D in |
| Drivers | RAAL 64-10 ribbon; 2.5” BMR midrange; 7” Scan-Speak woofer |
| Impedance | Approximately 4 ohms nominal (measured, Erin’s Audio Corner) |
| Port Tuning | Mid/low-30Hz range (measured, Erin’s Audio Corner) |
| Sensitivity | Approximately 83dB/2.83V/1m (measured, Erin’s Audio Corner) |
| Spinorama Preference Score | 4.86 |
| Spinorama Preference Score with Perfect Sub | 7.17 |
| Weight | 37.9 lbs (17.2 kg) each |
| Woofer Cabinet | ported |
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
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