Short answer: the AsciLab C8C for better sound quality, the Focal Alpha 65 EVO for the lower price. The AsciLab C8C ranks #1 of 67 powered bookshelf speakers at $5799. The Focal Alpha 65 EVO ranks #50 at $499, $5300 cheaper.
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 Focal Alpha 65 EVO offers: 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 5.71 ideal-subwoofer score indicating respectable but not leading tonality. Watch for: 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.
Buy the AsciLab C8C if sound quality is the priority over the price, or the Focal Alpha 65 EVO if the price is the priority over sound quality.
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Specifications Side By Side
| AsciLab C8C | Focal Alpha 65 EVO | |
|---|---|---|
| Price | $6,200 per pair | $998 per pair |
| Ranked | #1 of 67 in Large Size Powered Bookshelf Speakers | #50 of 67 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 | 7.25 | 3.83 |
| Spinorama Preference Score with Perfect Sub | 8.02 | 5.71 |
| Frequency Response | - | 40Hz - 22kHz (+-3dB) (Manufacturer specified) |
| Inputs | - | TRS, XLR, RCA |
| App | - | No |
| Bluetooth | - | No |
| EQ | - | Yes (Room adjustment) |
| DSP | - | No |
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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
Focal Alpha 65 EVO: $998 per pair Amazon eBay
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 5.71 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 →
| Amplifier Power | 85w Per Speaker |
|---|---|
| App | No |
| Bass Extension (-10dB) | 36Hz (measured, Audio Science Review) |
| Bass Extension (-3dB) | 45Hz (measured, Audio Science Review) |
| Bluetooth | 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) |
| Inputs | TRS, XLR, RCA |
| Spinorama Preference Score | 3.83 |
| Spinorama Preference Score with Perfect Sub | 5.71 |
| Weight | 16.8 lbs (7.6 kg) each |
- 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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