Short answer: the AsciLab C8C. It ranks #1 of 113 powered bookshelf speakers by sound quality (rated 4.9/5); the Focal Alpha 65 EVO ranks #79 (rated 4.0/5).
The AsciLab C8C is the more accurate, deeper-bass pick. ASR’s revised measurement combines an 8.48 ideal-subwoofer preference score with a 1.7dB response span from 300Hz to 5kHz, supporting highly even vocal and instrumental balance. Its measured preference score, a predictor of how neutral it sounds, is 7.70 against 4.71 for the Focal Alpha 65 EVO. Its bass reaches about 30.8Hz before falling 3dB, against 45Hz for the Focal Alpha 65 EVO. The catch: The result applies to the revised measured configuration; confirm that the speaker’s tuning matches it.
What the Focal Alpha 65 EVO does well: ASR measured 42.5Hz -3dB extension, providing useful low-end reach for music. The catch: The measured 2.7dB response span from 300Hz to 5kHz and listening-window variation do not support a claim of reference-level neutrality.
Buy the AsciLab C8C. It is rated higher for sound quality than the Focal Alpha 65 EVO.
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Specifications Side By Side
| AsciLab C8C | Focal Alpha 65 EVO | |
|---|---|---|
| Price | €5799 per pair | $998 per pair |
| Ranked | #1 of 113 in Large Size Powered Bookshelf Speakers | #79 of 113 in Large Size Powered Bookshelf Speakers |
| Enclosure | sealed | - |
| Drivers | 1” alumina ceramic dome tweeter with waveguide, 2x 6” alumina ceramic midrange/woofers, 2x 8” side mounted opposed cardioid subwoofers | 6.5” (165mm) woofer |
| Dimensions | 22”H x 10”W x 13.8”D (560 x 254 x 350 mm) | 13.4”H x 10.3”W x 11.4”D (340.4 x 261.6 x 289.6 mm) |
| Weight | 60.6 lbs (27.5 kg) each | 16.8 lbs (7.6 kg) each |
| Amplifier Power | 600W total (100W tweeter, 250W midrange, 250W subwoofer) | 85w Per Speaker |
| Bass Extension (-6dB) | 23.4Hz (measured, Audio Science Review) | - |
| Bass Extension (-3dB) | 30.8Hz (measured, Audio Science Review) | 45Hz (measured, Audio Science Review) |
| Bass Extension (-10dB) | 20.5Hz (measured, Audio Science Review) | 36Hz (measured, Audio Science Review) |
| Crossover Frequency | 150Hz, 1.2kHz | - |
| Warranty | 2 years | - |
| Country | South Korea | - |
| Spinorama Preference Score | 7.70 | 4.71 |
| Spinorama Preference Score with Perfect Sub | 8.48 | 6.59 |
| Inputs | XLR, RCA, AES/EBU, Coaxial, Optical | TRS, XLR, RCA |
| XLR Input | Yes | Yes |
| RCA Input | Yes | Yes |
| TRS Input | No | Yes |
| Optical Input | Yes | No |
| Coaxial Input | Yes | No |
| USB Input | No | No |
| HDMI Input | No | No |
| AES Input | Yes | No |
| Aux Input | No | No |
| Bluetooth | No | No |
| Frequency Response | 30Hz - 20kHz (±1.5dB) (Manufacturer specified) | 40Hz - 22kHz (+-3dB) (Manufacturer specified) |
| App | - | No |
| EQ | - | Yes (Room adjustment) |
| DSP | - | No |
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Prices on this page were last checked October 7, 2026 at 9:25 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
AsciLab C8C: €5799 per pair Audiophonics eBay
Pros: ASR’s revised measurement combines an 8.48 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. The fitted bass-alignment Q of 2.13 is on the peaky side, so bass may sound boomy near the tuning frequency without EQ.
Full AsciLab C8C review and specifications →
| AES Input | Yes |
|---|---|
| Amplifier Power | 600W total (100W tweeter, 250W midrange, 250W subwoofer) |
| Aux Input | No |
| 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) |
| Bluetooth | No |
| Coaxial Input | Yes |
| 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 |
| Frequency Response | 30Hz - 20kHz (±1.5dB) (Manufacturer specified) |
| HDMI Input | No |
| Inputs | XLR, RCA, AES/EBU, Coaxial, Optical |
| Optical Input | Yes |
| RCA Input | Yes |
| Spinorama Preference Score | 7.70 |
| Spinorama Preference Score with Perfect Sub | 8.48 |
| TRS Input | No |
| USB Input | No |
| Warranty | 2 years |
| Weight | 60.6 lbs (27.5 kg) each |
| XLR Input | Yes |
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
Focal Alpha 65 EVO: $998 per pair Amazon eBay
Same family: the Focal Alpha 50 EVO (smaller bookshelf, rated 3.8/5), the Focal Alpha 80 Evo (larger bookshelf, ranked lower, estimated 4/5) and the Focal Alpha Twin Evo (larger bookshelf, ranked lower, rated 3.8/5).
Pros: ASR measured 42.5Hz -3dB extension, providing useful low-end reach for music. Analog input options and tonal controls make it straightforward to integrate into a studio, with a 6.59 ideal-subwoofer score indicating respectable but not leading tonality. Measured bass extension of 45Hz (-3dB).
Cons: The measured 2.7dB response span from 300Hz to 5kHz and listening-window variation do not support a claim of reference-level neutrality. Placement and external correction may help. An anomalous distortion result from an individual sample should not be treated as a proven defect in every unit.
Full Focal Alpha 65 EVO review and specifications →
| AES Input | No |
|---|---|
| Amplifier Power | 85w Per Speaker |
| App | No |
| Aux Input | No |
| Bass Extension (-10dB) | 36Hz (measured, Audio Science Review) |
| Bass Extension (-3dB) | 45Hz (measured, Audio Science Review) |
| Bluetooth | No |
| Coaxial Input | No |
| DSP | No |
| Dimensions | 13.4”H x 10.3”W x 11.4”D (340.4 x 261.6 x 289.6 mm) |
| Drivers | 6.5” (165mm) woofer |
| EQ | Yes (Room adjustment) |
| Frequency Response | 40Hz - 22kHz (+-3dB) (Manufacturer specified) |
| HDMI Input | No |
| Inputs | TRS, XLR, RCA |
| Optical Input | No |
| RCA Input | Yes |
| Spinorama Preference Score | 4.71 |
| Spinorama Preference Score with Perfect Sub | 6.59 |
| TRS Input | Yes |
| USB Input | No |
| Weight | 16.8 lbs (7.6 kg) each |
| XLR Input | Yes |
- Links
- Reviews, Comparisons and Sound Samples
- Audio Science Review Measurements More from Audio Science Review →
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- Audio Science Review Measurements (spinorama.org)
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