Short answer: the ELAC Uni-Fi Reference UBR62. It ranks #56 of 141 bookshelf speakers by sound quality, rated 4.1/5, at $1,199. The Triangle Borea BR03 ranks #120, rated 2.8/5, at $398, $801 cheaper, not enough of a saving to outweigh the sound-quality gap.
The ELAC Uni-Fi Reference UBR62 is the more accurate pick. True three-way stand-mount using a 1-inch tweeter concentrically mounted in a 4-inch aluminum midrange plus a dedicated 6.5-inch aluminum woofer. Its measured preference score, a predictor of how neutral it sounds, is 5.44 against 4.03 for the Triangle Borea BR03. The catch: Erin measured very low 83dB/2.83V/1m sensitivity; his 110W Parasound was insufficient for the high-level test and the more powerful HINT 6 was needed.
What the Triangle Borea BR03 does well: Bass output is genuinely decent for the price: measured extension reaches F3 57Hz/F10 42Hz, which the reviewer had no real complaints about. The tradeoff: A noticeable mid-range suckout, most pronounced in the upper mid-range/lower treble, that the reviewer attributes to cabinet resonances and driver breakup rather than a deliberate voicing choice: it makes vocals and instruments sound recessed and thin rather than warm.
Buy the ELAC Uni-Fi Reference UBR62. It is rated higher for sound quality, and the $801 you would save on the Triangle Borea BR03 does not close the gap.
Want more options? Browse the full Passive Home rankings.
Specifications Side By Side
| ELAC Uni-Fi Reference UBR62 | Triangle Borea BR03 | |
|---|---|---|
| Price | $1,199 per pair | $398.00 per pair |
| Ranked | #56 of 141 in Large Size Bookshelf Speakers | #120 of 141 in Large Size Bookshelf Speakers |
| Bass Extension | 41Hz manufacturer specified; Erin’s response-linearity graph shows limited high-output bass headroom | - |
| Bass Extension (-3dB) | 58.6Hz (measured, Erin’s Audio Corner) | 57Hz (measured, Erin’s Audio Corner) |
| Bass Extension (-10dB) | 41.9Hz (measured, Erin’s Audio Corner) | 42Hz (measured, Erin’s Audio Corner) |
| Sensitivity | 83dB/2.83V/1m (measured, Erin’s Audio Corner) | 87.5dB (measured at 2.83V/1m, Erin’s Audio Corner) |
| Impedance | 4 ohms minimum near 50Hz (measured, Erin’s Audio Corner) | 8 ohms nominal (manufacturer spec), 4.2 ohms minimum (measured, Erin’s Audio Corner) |
| Drivers | 1” tweeter coaxial with 4” midrange; 6.5” woofer | 6.5” natural cellulose midwoofer, 1” (25mm) EFS silk dome tweeter |
| Dimensions | 14.1”H x 8.2”W x 13.1”D | 14.96”H x 8.11”W x 12.36”D |
| Woofer Cabinet | ported, dual front slot vents | ported, dual front ports |
| Weight | 23.5 lbs (10.68 kg) each | 13.2 lbs (6 kg) each |
| Spinorama Preference Score | 5.44 (measured, spinorama.org) | 4.03 |
| Spinorama Preference Score with Perfect Sub | 7.7 (measured, spinorama.org) | 6.38 |
| DIY Kit | No | No |
| Crossover Frequency | - | 3600Hz |
| Recommended Power | - | 100W |
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Prices on this page were last checked October 4, 2026 at 9:58 PM 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
ELAC Uni-Fi Reference UBR62: $1,199 per pair Amazon eBay
Pros: True three-way stand-mount using a 1-inch tweeter concentrically mounted in a 4-inch aluminum midrange plus a dedicated 6.5-inch aluminum woofer. Erin found the directivity and overall tonality well controlled, with dual front slot vents minimizing placement sensitivity and cabinet bracing suppressing obvious coloration. The mostly 5-ohm-or-higher load is manageable for a genuinely 4-ohm-capable amplifier, and the coherent concentric upper range supports stable imaging across seats. Measured bass extension of 58.6Hz (-3dB), with a measured sensitivity of 83dB.
Cons: Erin measured very low 83dB/2.83V/1m sensitivity; his 110W Parasound was insufficient for the high-level test and the more powerful HINT 6 was needed. Impedance reaches 4 ohms near 50Hz (Erin), while woofer excursion and bass output were less capable than expected for the cabinet size. A broad 500-700Hz rise and associated lower/female-vocal coloration were audible, and the slightly subdued listening-window treble is necessary to avoid an overly bright in-room balance rather than evidence of ruler-flat axial tuning.
Full ELAC Uni-Fi Reference UBR62 review and specifications →
| Bass Extension | 41Hz manufacturer specified; Erin’s response-linearity graph shows limited high-output bass headroom |
|---|---|
| Bass Extension (-10dB) | 41.9Hz (measured, Erin’s Audio Corner) |
| Bass Extension (-3dB) | 58.6Hz (measured, Erin’s Audio Corner) |
| DIY Kit | No |
| Dimensions | 14.1”H x 8.2”W x 13.1”D |
| Drivers | 1” tweeter coaxial with 4” midrange; 6.5” woofer |
| Impedance | 4 ohms minimum near 50Hz (measured, Erin’s Audio Corner) |
| Sensitivity | 83dB/2.83V/1m (measured, Erin’s Audio Corner) |
| Spinorama Preference Score | 5.44 (measured, spinorama.org) |
| Spinorama Preference Score with Perfect Sub | 7.7 (measured, spinorama.org) |
| Weight | 23.5 lbs (10.68 kg) each |
| Woofer Cabinet | ported, dual front slot vents |
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
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Triangle Borea BR03: $398.00 per pair Amazon eBay
Pros: Bass output is genuinely decent for the price: measured extension reaches F3 57Hz/F10 42Hz, which the reviewer had no real complaints about. Dual front-firing ports and a well-stuffed, well-braced cabinet. Solid build quality overall. Measured bass extension of 57Hz (-3dB), with a measured sensitivity of 87.5dB.
Cons: A noticeable mid-range suckout, most pronounced in the upper mid-range/lower treble, that the reviewer attributes to cabinet resonances and driver breakup rather than a deliberate voicing choice: it makes vocals and instruments sound recessed and thin rather than warm. Sibilance in the 4-8kHz region shows up on every track the reviewer tried. Measured minimum impedance dips to about 4.2 ohms (with an even lower EPDR), despite the speaker and its own rear panel being labeled 8 ohms: worth knowing if you’re planning to drive these with a receiver/AVR that assumes an 8-ohm nominal load. The reviewer is upfront that this speaker has a devoted following among other reviewers, but says he specifically doesn’t hear what they hear and wants people who own it to trust their own ears rather than assume something’s wrong with their hearing if they don’t love it either.
Full Triangle Borea BR03 review and specifications →
| Bass Extension (-10dB) | 42Hz (measured, Erin’s Audio Corner) |
|---|---|
| Bass Extension (-3dB) | 57Hz (measured, Erin’s Audio Corner) |
| Crossover Frequency | 3600Hz |
| DIY Kit | No |
| Dimensions | 14.96”H x 8.11”W x 12.36”D |
| Drivers | 6.5” natural cellulose midwoofer, 1” (25mm) EFS silk dome tweeter |
| Impedance | 8 ohms nominal (manufacturer spec), 4.2 ohms minimum (measured, Erin’s Audio Corner) |
| Recommended Power | 100W |
| Sensitivity | 87.5dB (measured at 2.83V/1m, Erin’s Audio Corner) |
| Spinorama Preference Score | 4.03 |
| Spinorama Preference Score with Perfect Sub | 6.38 |
| Weight | 13.2 lbs (6 kg) each |
| Woofer Cabinet | ported, dual front ports |
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
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