Short answer: the Mesanovic CDM65 on measured sound quality, the PreSonus Eris Studio 8 on price. The Mesanovic CDM65 ranks #2 of 119 powered bookshelf speakers, rated 4.9/5, at $5,998. The PreSonus Eris Studio 8 ranks #99, rated 3.9/5, at $419.98, $5,578.02 cheaper.
Why pick the PreSonus Eris Studio 8: A budget 8 inch studio monitor with XLR, TRS and RCA inputs and room adjustment controls for a conventional studio desk. Watch for: The large cabinet requires substantial desk or stand space.
The Mesanovic CDM65 is the better-sounding choice. High end monitors with extremely accurate sound and deep bass, plus a cardioid mode that helps in difficult rooms. The catch: Cardioid operation and bass tuning affect placement and output, so use the appropriate mode for the room.
Buy the PreSonus Eris Studio 8 if the price matters more than sound quality. Buy the Mesanovic CDM65 if sound quality matters more than the price.
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A budget 8 inch studio monitor with XLR, TRS and RCA inputs and room adjustment controls for a conventional studio desk.
High end monitors with extremely accurate sound and deep bass, plus a cardioid mode that helps in difficult rooms.
Prices on this page were last checked October 31, 2026 at 7:11 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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Specifications Side By Side
| PreSonus Eris Studio 8 | Mesanovic CDM65 | |
|---|---|---|
| Price | $419.98 per pair | $5,998 per pair |
| Ranked | #99 of 119 in Large Size Powered Bookshelf Speakers | #2 of 119 in Large Size Powered Bookshelf Speakers |
| Dimensions | 16.5”H x 9.8”W x 11.7”D (419.1 x 248.9 x 297.2 mm) | 15”H x 8”W x 14”D (381 x 203 x 356 mm) |
| Frequency Response | 35Hz - 20kHz (Manufacturer specified) | 40Hz-20kHz +/-1.0dB |
| Inputs | TRS, XLR, RCA | XLR (balanced analog), WiSA wireless |
| Weight | 22.3 lbs (10.1 kg) each | 32 lbs (14.5 kg) each |
| Drivers | 8” (203mm) woofer | 1” aluminum dome waveguide tweeter, 5” aluminum cone midrange, 2x 6.5” paper Kevlar side mounted subwoofers |
| App | No | - |
| Bluetooth | No | No |
| EQ | Yes (Room adjustment) | - |
| DSP | No | - |
| Amplifier Power | 140w Per Speaker | 600W total (150W tweeter, 150W midrange, 300W subwoofers combined) |
| XLR Input | Yes | Yes |
| RCA Input | Yes | No |
| TRS Input | Yes | No |
| Optical Input | No | No |
| Coaxial Input | No | No |
| USB Input | No | No |
| HDMI Input | No | No |
| AES Input | No | No |
| Aux Input | No | No |
| Enclosure | - | sealed |
| Bass Extension (-3dB) | - | 36.6Hz (measured, Erin’s Audio Corner) |
| Bass Extension (-10dB) | - | 29.8Hz (measured, Erin’s Audio Corner) |
| Crossover Frequency | - | 150Hz, 2,300Hz |
| Warranty | - | 2 years |
| Country | - | United States |
| Maximum SPL | - | 103dB @ 1m (manufacturer specified) |
| Spinorama Preference Score | - | 7.07 |
| Spinorama Preference Score with Perfect Sub | - | 8.57 |
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