The Definitive Technology SuperCube 8000 ranks #35 out of 145 total Medium Home Subwoofers (30-75 lbs) for sound quality. See all Subwoofers rankings for every top pick.
Brand: Definitive Technology
Prices on this page were last checked September 14, 2026 at 1:47 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.
As an eBay Partner, we may be compensated if you make a purchase.

#35 Definitive Technology SuperCube 8000: $1299 Discontinued eBay
Pros: Fills large spaces with loud, extended musical bass in just 1.8 sq ft footprint. Delivers impactful notes, not just thuds. Totally inert cabinet construction nearly 2” thick with internal braces.
Cons: Discontinued.
Related speakers: Definitive Technology SuperCube 2000.
How it compares: Just above it: SVS SB-2000 - $400 cheaper. Just below it: Bose Lifestyle Ultra Subwoofer - $400 cheaper, 2.3dB less max output.
| Amplifier Power | 1500W peak |
|---|---|
| CEA-2010-A Average (40-80Hz) | 117.7 dB (avg of 3/4 bands) |
| Cabinet Color | black |
| Country | United States |
| Dimensions | 16.3"H x 15.2"W x 16"D (412.8 x 387.3 x 406.4 mm) |
| Discontinued | Yes |
| Drivers | 11" (279mm) driver |
| Enclosure | passive radiator |
| Frequency Response | 12-200Hz |
| Measurement Source | Brent Butterworth |
| Output SPL at 20 Hz | 102.0 dB |
| Output SPL at 25 Hz | 107.4 dB |
| Output SPL at 31.5 Hz | 108.6 dB |
| Output SPL at 40 Hz | 117.2 dB |
| Output SPL at 50 Hz | 118.6 dB |
| Output SPL at 63 Hz | 117.2 dB |
| Warranty | 5/3 |
| Weight | 67 lbs (30.4 kg) |
- Links
- Reviews, Comparisons and Sound Samples
- Independently measured by Brent Butterworth; the published figures above come from this ASR subwoofer measurement thread.