ELAC Debut 2.0 B5.2 Specifications and Review

Last updated: September 8, 2026

The ELAC Debut 2.0 B5.2 ranks #47 out of 87 total Medium Size Bookshelf Speakers for sound quality. See Top Recommended Speakers By Attribute for all the top speaker suggestions.

Brand: ELAC

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#47 ELAC Debut 2.0 B5.2: $329.00 Amazon eBay

Pros: Good horizontal directivity: the off-axis curves track the on-axis response closely, so the broad tonal error responds predictably to EQ. Erin demonstrated that a single high-shelf filter centered near 1.6kHz, about -2dB with Q near 2, substantially improves linearity. Moderate roughly +/-50-60 degree horizontal coverage balances room interaction and image focus. The front port makes close-to-wall placement practical. Erin measured F3 near 60Hz and F10 near 40Hz, useful extension for a compact 5.25-inch two-way. Harmonic distortion is mostly below 1% at 86dB/1m, and low-frequency distortion is better than its size might suggest. Compact cabinet and inexpensive pair pricing make it a workable EQ-assisted desktop or small-room system.

Cons: Erin measured a broad +3dB step beginning around 1.5kHz; the resulting elevated upper range sounds tonally uneven even though it is not a narrow, sharp resonance. Native response spans roughly -2.6 to +4dB around the mean, so this is not a neutral speaker without correction. Sensitivity is only about 83dB after correcting the shelf, demanding materially more amplifier voltage than ELAC’s 86dB specification implies. Vertical response changes substantially outside roughly +/-10 degrees of tweeter height. Dynamic compression is the larger limitation: at the highest sweep level it loses roughly 1-1.5dB through the midrange, and even the 86dB trace shows unusual nonlinearity that may involve crossover heating. At about 96dB, multitone distortion rises audibly around 600Hz; an 80-120Hz subwoofer crossover helps but does not turn it into a high-output design. Erin recommends the larger B6.2 instead when EQ is unavailable.

How it compares: Just above it: PSB Alpha P3 - $120 more, 2Hz higher bass extension (-3dB). Just below it: Sony SS-CS5 M2 - $131 cheaper, 0.5Hz lower bass extension (-3dB).

Bass Extension (-10dB)40Hz (measured, Erin's Audio Corner)
Bass Extension (-3dB)60Hz (measured, Erin's Audio Corner)
Dimensions13.4"H x 7.1"W x 9.2"D (341 x 180 x 234 mm)
Drivers5.25" aramid-fiber woofer, 1" cloth-dome tweeter
Impedance6 ohms nominal (manufacturer specified)
SensitivityAbout 83dB after recommended EQ (measured, Erin's Audio Corner; 86dB manufacturer specified)
Weight13 lbs / 5.9 kg each
Woofer Cabinetported, front

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