The Micca MB42X Mark III ranks #50 out of 87 total Medium Size Bookshelf Speakers for sound quality. See all Passive Home rankings for every top pick.
Brand: Micca
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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#50 Micca MB42X Mark III: $99.99 per pair Amazon eBay
Pros: A very inexpensive, compact 4-inch passive pair with a real crossover and removable grilles. Erin’s data predicts a respectable 5.52 preference score when crossed to a subwoofer, low 0.099 on-axis roughness and broad horizontal coverage.
Cons: Bass extension is limited to about 81Hz in-room and the response rises steeply at +0.81dB per octave, so it can sound bright without EQ. The measurement’s provenance is not fully documented, sensitivity is low, and output is limited by the small woofer.
How it compares: Just above it: Paradigm Monitor SE Atom - $300 more. Just below it: Wharfedale Denton 80th Anniversary - $499 more, 1Hz higher bass extension (-3dB).
| Country | United States (design) |
|---|---|
| Dimensions | 9.5H x 5.8W x 6.5D in |
| Drivers | 0.75" silk-dome tweeter, 4" carbon-fiber woofer |
| Enclosure | 2-way, rear-ported |
| Impedance | 4-8 ohms |
| Sensitivity | 85dB |
| Spinorama Preference Score | 2.29 |
| Spinorama Preference Score with Perfect Sub | 5.52 |
| Weight | approx. 4 lbs (1.8 kg) each |
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