Polk Audio PSW10 vs Definitive Technology SuperCube 2000

Last updated: September 14, 2026

Short answer: the Definitive Technology SuperCube 2000 on measured sound quality, the Polk Audio PSW10 on price. The Definitive Technology SuperCube 2000 ranks #5 of 48 subwoofers at $599. The Polk Audio PSW10 ranks #17 at $209, $390 cheaper.

Polk Audio PSW10 vs Definitive Technology SuperCube 2000

What the Polk Audio PSW10 offers: 10-inch Dynamic Balance polymer composite driver with 100W Peak Class D amp. Deep bass capabilities are impressive with exceptional definition/control per CNet. Reduces distortion (uncommon at this price). Good hard clean bass performs well at higher volumes. Easy setup and affordable price consistently highlighted by thousands of buyers. Polk Power Port channels airflow cleanly for tighter bass without port noise. Best for average/small rooms and apartments. Watch for: Budget-tier construction, ported room dependency, lower 110.3 dB output, and $250 entry-level positioning.

What the Definitive Technology SuperCube 2000 offers: Independent CEA-2010 testing records 80.1 dB at 20 Hz and 114.2 dB through 40-80 Hz. The passive radiator enclosure with 7.5” (190mm) driver delivers substantial upper-bass output for movie effects and music. Watch for: Deep-bass output is more limited than the strong 40-80 Hz result suggests, so it is not the right choice when the lowest movie effects are the priority. The 273.1H x 260.3W x 276.4D mm cabinet and 11.3 kg mass still require deliberate placement and calibration.

Buy the Polk Audio PSW10 if the price is the priority over sound quality, or the Definitive Technology SuperCube 2000 if sound quality is the priority over the price.

Looking for alternatives? See the complete Subwoofers rankings.

Buy the Polk Audio PSW10 at Amazon ($209.00) →

Specifications Side By Side

Polk Audio PSW10 Definitive Technology SuperCube 2000
Price$209.00 Discontinued$599 Discontinued
Ranked#17 of 48 in Small Home Subwoofers (Under 30 lbs)#5 of 48 in Small Home Subwoofers (Under 30 lbs)
Enclosureported, frontpassive radiator
Output SPL at 31.5 Hz96.1 dB103.6 dB
Output SPL at 40 Hz104.7 dB109.4 dB
Output SPL at 50 Hz109.7 dB115.0 dB
Output SPL at 63 Hz113.8 dB116.3 dB
Output SPL at 80 Hz113.1 dB116.3 dB
Output SPL at 100 Hz112.2 dB-
Output SPL at 125 Hz110.7 dB-
CEA-2010-A Average (40-80Hz)110.3 dB114.2 dB
Dimensions14.4"H x 14"W x 16.1"D (365.0 x 355.6 x 409.4 mm)10.8"H x 10.2"W x 10.9"D (273.1 x 260.3 x 276.4 mm)
Weight26 lbs (11.8 kg)24.9 lbs (11.3 kg)
Warranty5/35/3
Cabinet Colorblackblack
CountryUnited StatesUnited States
Measurement SourceErinsAudioCornerBrent Butterworth
Drivers10" (254mm) driver7.5" (190mm) driver
DiscontinuedYesYes
Output SPL at 20 Hz-80.1 dB
Output SPL at 25 Hz-94.7 dB
Buy the Polk Audio PSW10 at Amazon ($209.00) →

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The Two Speakers In Full

Polk Audio PSW10: $209.00 Discontinued Amazon eBay

Polk Audio PSW10 ranking card

Pros: 10-inch Dynamic Balance polymer composite driver with 100W Peak Class D amp. Deep bass capabilities are impressive with exceptional definition/control per CNet. Reduces distortion (uncommon at this price). Good hard clean bass performs well at higher volumes. Easy setup and affordable price consistently highlighted by thousands of buyers. Polk Power Port channels airflow cleanly for tighter bass without port noise. Best for average/small rooms and apartments.

Cons: Budget-tier construction, ported room dependency, lower 110.3 dB output, and $250 entry-level positioning. Discontinued.

Full Polk Audio PSW10 review and specifications →

CEA-2010-A Average (40-80Hz)110.3 dB
Cabinet Colorblack
CountryUnited States
Dimensions14.4"H x 14"W x 16.1"D (365.0 x 355.6 x 409.4 mm)
DiscontinuedYes
Drivers10" (254mm) driver
Enclosureported, front
Measurement SourceErinsAudioCorner
Output SPL at 31.5 Hz96.1 dB
Output SPL at 40 Hz104.7 dB
Output SPL at 50 Hz109.7 dB
Output SPL at 63 Hz113.8 dB
Output SPL at 80 Hz113.1 dB
Output SPL at 100 Hz112.2 dB
Output SPL at 125 Hz110.7 dB
Warranty5/3
Weight26 lbs (11.8 kg)
Check current price at Amazon ($209.00) →Search eBay for Polk Audio PSW10 →

Definitive Technology SuperCube 2000: $599 Discontinued eBay

Definitive Technology SuperCube 2000 ranking card

Pros: Independent CEA-2010 testing records 80.1 dB at 20 Hz and 114.2 dB through 40-80 Hz. The passive radiator enclosure with 7.5” (190mm) driver delivers substantial upper-bass output for movie effects and music.

Cons: Deep-bass output is more limited than the strong 40-80 Hz result suggests, so it is not the right choice when the lowest movie effects are the priority. The 273.1H x 260.3W x 276.4D mm cabinet and 11.3 kg mass still require deliberate placement and calibration. Discontinued.

Full Definitive Technology SuperCube 2000 review and specifications →

CEA-2010-A Average (40-80Hz)114.2 dB
Cabinet Colorblack
CountryUnited States
Dimensions10.8"H x 10.2"W x 10.9"D (273.1 x 260.3 x 276.4 mm)
DiscontinuedYes
Drivers7.5" (190mm) driver
Enclosurepassive radiator
Measurement SourceBrent Butterworth
Output SPL at 20 Hz80.1 dB
Output SPL at 25 Hz94.7 dB
Output SPL at 31.5 Hz103.6 dB
Output SPL at 40 Hz109.4 dB
Output SPL at 50 Hz115.0 dB
Output SPL at 63 Hz116.3 dB
Output SPL at 80 Hz116.3 dB
Warranty5/3
Weight24.9 lbs (11.3 kg)
Search eBay for Definitive Technology SuperCube 2000 →