Subwoofers Comparison: Polk Audio PSW111 vs Sonos Sonos Sub (Gen 3)

Compare detailed specifications, side-by-side differences, verified user reviews, and buying recommendations to help you make the right choice.

Polk Audio PSW111

Polk Audio PSW111

  • Brand Polk Audio
  • Amplification Type active
  • Frequency Response, Hz 38-250
  • Driver Quantity 1
  • Driver Size, In 8
Sonos Sonos Sub (Gen 3)

Sonos Sonos Sub (Gen 3)

  • Brand Sonos
  • Amplification Type Active
  • Frequency Response, Hz 25-200
  • Driver Quantity 2
  • Driver Size, In 6

Quick Verdict: Which One Should You Choose?

Deciding between the Polk Audio PSW111 and the Sonos Sonos Sub (Gen 3) depends on your available space, storage capacity goals, and everyday usage style:

Best For Maximum Capacity

Polk Audio PSW111

Designed for large households, bulk grocery shoppers, and long-term storage where total cubic feet is the highest priority.

  • Superior Volume: Easily stores bulk meats, frozen garden harvests, and family packs.
  • Cold Retention: Keeps food frozen significantly longer in power outages.
  • Energy Efficiency: Top-opening design keeps dense cold air trapped inside.
Best For Compact Spaces

Sonos Sonos Sub (Gen 3)

Ideal for apartments, offices, dorms, or secondary kitchen use where space efficiency and neat organization are paramount.

  • Space-Saving Footprint: Fits neatly under counters or in compact corners without intruding.
  • Upright Organization: Shelves allow you to organize and grab items without digging.
  • Everyday Convenience: Front-swing door provides quick, easy access anytime.

Specifications

Specification Polk Audio PSW111 Sonos Sonos Sub (Gen 3)
General
Detachable Grilles Yes —
Amplification Type active Active
Driver
Driver Quantity 1 2
Port Placement down firing deep
Driver Placement front panel front panel
Driver Size, In 8 6
Connections
XLR Outputs (pair) No —
XLR Inputs (pair) No —
RCA Outputs No —
RCA Stereo Line Level Inputs (pair) 1 —
RCA LFE Inputs 1 —
Speaker Inputs (pair) 2 —
Speaker Outputs (pair) 2 —
Bi-amp No —
Material
Body Material MDF —
Enclosure Type sealed Sealed
Colors black BLACK
Woofer Composition polymer —
Audio Performance
Crossover Frequency, Hz 60-120 —
Frequency Response, Hz 38-250 25-200
Impedance, Ohm 4 —
Sensitivity, DB 90 —
Controls
Main Power Switch Yes Yes
Low-pass Filter Yes Yes
Subwoofer Phase Yes Yes
Volume Yes Yes
Dimensions
Weight, Kg/pounds 9.5/21 16/36.3
Dimensions (H X W X D), Cm/in 30.8 x 27.9 x 33/14 x 11 x 12.2 38.9 x 40 x 15.8/15.3 x 15.8 x 6.2
Power
Audio Amplifier Output Power, W 150 —
Maximal Output Power (RMS), W 300 —
Nominal Output Power (RMS), W 150 —

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Frequently Asked Questions

The main differences center around storage capacity, form factor, and convenience. The Polk Audio PSW111 provides extensive bulk storage capacity best suited for homes, garages, or basements needing deep freeze space. In contrast, the Sonos Sonos Sub (Gen 3) offers a compact upright design that fits into smaller spaces with convenient shelf organization.

Chest-style freezers generally excel in thermal efficiency because cold air naturally settles at the bottom and does not escape when the lid is lifted. Compact upright models have lower total kilowatt-hour usage simply due to their smaller cubic volume, making both designs efficient for their respective intended purposes.

Both products are listed on Amazon with full manufacturer warranties, customer reviews, and fast delivery options. Click the "Check Price on Amazon" buttons in the comparison cards above to view today's latest promotions, verified customer ratings, and current availability.

Measure your available floor clearance first. If you have open space in a garage, basement, or utility room and want to freeze items in bulk, choose the Polk Audio PSW111. If you have limited room in a kitchen, apartment, dorm, or office and prefer easy eye-level access to items, choose the Sonos Sonos Sub (Gen 3).