Short answer: the AsciLab C8C. It ranks #1 of 67 powered bookshelf speakers by sound quality at $5799; the Mesanovic CDM65 ranks #2 and costs $5998, so there is little reason to consider the other one.
What the AsciLab C8C offers: ASR’s revised measurement combines an 8.02 ideal-subwoofer preference score with a 1.7dB response span from 300Hz to 5kHz, supporting highly even vocal and instrumental balance. Bass reaches 30.8Hz at -3dB and 23.4Hz at -6dB, giving substantial low-end reach without an added subwoofer. Watch for: The result applies to the revised measured configuration; confirm that the speaker’s tuning matches it. Each cabinet weighs about 27.5kg and needs a substantial stand. Deep extension and excellent tonality do not guarantee unlimited bass output or eliminate the need to adjust placement.
What the Mesanovic CDM65 offers: Erin’s measurements show a very even 1.1dB span from 300Hz to 5kHz and an 8.08 ideal-subwoofer preference score, strong evidence for natural tonal balance. Measured -3dB bass extension is 36.6Hz. Switchable cardioid operation offers useful control of rearward radiation; an optional WiSA hub adds wireless system integration. Watch for: Cardioid operation and bass tuning affect placement and output, so use the appropriate mode for the room. A subwoofer is still useful for deep bass at high levels. These are substantial, roughly 14.5kg cabinets, and the optional hub adds cost rather than being necessary for wired playback.
Buy the AsciLab C8C. It ranks higher for sound quality than the Mesanovic CDM65 and costs less, which settles it without a real tradeoff to make.
Looking for alternatives? See the complete Powered Home rankings.
Specifications Side By Side
| AsciLab C8C | Mesanovic CDM65 | |
|---|---|---|
| Price | $6,200 per pair | $5,300 per pair |
| Ranked | #1 of 67 in Large Size Powered Bookshelf Speakers | #2 of 67 in Large Size Powered Bookshelf Speakers |
| Enclosure | sealed | sealed |
| Drivers | 1" alumina ceramic dome tweeter with waveguide, 2x 6" alumina ceramic midrange/woofers, 2x 8" side mounted opposed cardioid subwoofers | 1" aluminum dome waveguide tweeter, 5" aluminum cone midrange, 2x 6.5" paper Kevlar side mounted subwoofers |
| Dimensions | 22"H x 10"W x 13.8"D (560 x 254 x 350 mm) | 15"H x 8"W x 14"D (381 x 203 x 356 mm) |
| Weight | 60.6 lbs (27.5 kg) each | 32 lbs (14.5 kg) each |
| Amplifier Power | 600W total (100W tweeter, 250W midrange, 250W subwoofer) | 600W total (150W tweeter, 150W midrange, 300W subwoofers combined) |
| Bass Extension (-6dB) | 23.4Hz (measured, Audio Science Review) | - |
| Bass Extension (-3dB) | 30.8Hz (measured, Audio Science Review) | 36.6Hz (measured, Erin's Audio Corner) |
| Bass Extension (-10dB) | 20.5Hz (measured, Audio Science Review) | 29.8Hz (measured, Erin's Audio Corner) |
| Crossover Frequency | 150Hz, 1.2kHz | 150Hz, 2,300Hz |
| Warranty | 2 years | 2 years |
| Country | South Korea | United States |
| Spinorama Preference Score | 7.25 | 6.58 |
| Spinorama Preference Score with Perfect Sub | 8.02 | 8.08 |
| Frequency Response | - | 40Hz-20kHz +/-1.0dB |
| Maximum SPL | - | 103dB @ 1m (manufacturer specified) |
Related Speaker Comparisons
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- AsciLab C8C vs GGNTKT M1
- AsciLab C8C vs Neumann KH 310 A
- AsciLab C8C vs HEDD Type 20 MK2
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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The Two Speakers In Full
AsciLab C8C: $6,200 per pair Audiophonics eBay
Pros: ASR’s revised measurement combines an 8.02 ideal-subwoofer preference score with a 1.7dB response span from 300Hz to 5kHz, supporting highly even vocal and instrumental balance. Bass reaches 30.8Hz at -3dB and 23.4Hz at -6dB, giving substantial low-end reach without an added subwoofer. Measured bass extension of 30.8Hz (-3dB).
Cons: The result applies to the revised measured configuration; confirm that the speaker’s tuning matches it. Each cabinet weighs about 27.5kg and needs a substantial stand. Deep extension and excellent tonality do not guarantee unlimited bass output or eliminate the need to adjust placement.
Full AsciLab C8C review and specifications →
| Amplifier Power | 600W total (100W tweeter, 250W midrange, 250W subwoofer) |
|---|---|
| Bass Extension (-10dB) | 20.5Hz (measured, Audio Science Review) |
| Bass Extension (-3dB) | 30.8Hz (measured, Audio Science Review) |
| Bass Extension (-6dB) | 23.4Hz (measured, Audio Science Review) |
| Country | South Korea |
| Crossover Frequency | 150Hz, 1.2kHz |
| Dimensions | 22"H x 10"W x 13.8"D (560 x 254 x 350 mm) |
| Drivers | 1" alumina ceramic dome tweeter with waveguide, 2x 6" alumina ceramic midrange/woofers, 2x 8" side mounted opposed cardioid subwoofers |
| Enclosure | sealed |
| Spinorama Preference Score | 7.25 |
| Spinorama Preference Score with Perfect Sub | 8.02 |
| Warranty | 2 years |
| Weight | 60.6 lbs (27.5 kg) each |
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
Mesanovic CDM65: $5,300 per pair Front End Audio eBay
Pros: Erin’s measurements show a very even 1.1dB span from 300Hz to 5kHz and an 8.08 ideal-subwoofer preference score, strong evidence for natural tonal balance. Measured -3dB bass extension is 36.6Hz. Switchable cardioid operation offers useful control of rearward radiation; an optional WiSA hub adds wireless system integration. Measured bass extension of 36.6Hz (-3dB).
Cons: Cardioid operation and bass tuning affect placement and output, so use the appropriate mode for the room. A subwoofer is still useful for deep bass at high levels. These are substantial, roughly 14.5kg cabinets, and the optional hub adds cost rather than being necessary for wired playback.
Full Mesanovic CDM65 review and specifications →
| Amplifier Power | 600W total (150W tweeter, 150W midrange, 300W subwoofers combined) |
|---|---|
| Bass Extension (-10dB) | 29.8Hz (measured, Erin's Audio Corner) |
| Bass Extension (-3dB) | 36.6Hz (measured, Erin's Audio Corner) |
| Country | United States |
| Crossover Frequency | 150Hz, 2,300Hz |
| Dimensions | 15"H x 8"W x 14"D (381 x 203 x 356 mm) |
| Drivers | 1" aluminum dome waveguide tweeter, 5" aluminum cone midrange, 2x 6.5" paper Kevlar side mounted subwoofers |
| Enclosure | sealed |
| Frequency Response | 40Hz-20kHz +/-1.0dB |
| Maximum SPL | 103dB @ 1m (manufacturer specified) |
| Spinorama Preference Score | 6.58 |
| Spinorama Preference Score with Perfect Sub | 8.08 |
| Warranty | 2 years |
| Weight | 32 lbs (14.5 kg) each |
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons