Compare detailed specifications, side-by-side differences, verified user reviews, and buying recommendations to help you make the right choice.
Deciding between the VIZIO SB2821-D6 and the Dayton Audio BS31 depends on your available space, storage capacity goals, and everyday usage style:
Designed for large households, bulk grocery shoppers, and long-term storage where total cubic feet is the highest priority.
Ideal for apartments, offices, dorms, or secondary kitchen use where space efficiency and neat organization are paramount.
| Specification | VIZIO SB2821-D6 | Dayton Audio BS31 |
|---|---|---|
| Streaming Services | ||
| Google Play Music | No | — |
| Apple Music (AirPlay) | No | — |
| Other Streaming Services | VIZIO SmartCast, Chromecas | — |
| Spotify | No | — |
| Amazon Music | No | — |
| Connectivity | ||
| HDMI ARC | No | — |
| HDMI Input/output | No | — |
| Ethernet (RJ45) | No | — |
| Subwoofer Output | — | Yes |
| Bluetooth | Yes | — |
| Headphone Output | — | — |
| WI-FI | No | — |
| Analog Audio Input/output (RCA) | 1 | — |
| Coaxial Digital Input/output | 1 | — |
| USB | 1 | — |
| Optical Digital Input/output | 1 | Yes |
| Features | ||
| APP CONTROL | No | — |
| VOICE CONTROL | No | — |
| Multi-room | No | Yes |
| REMOTE CONTROL | Yes | Yes |
| Microphone | No | — |
| Audio Features | ||
| Built-in Channels | 2.1 | 5.1 |
| Amplification Type | active | Active |
| Separate Speaker Connections | — | wired |
| Separate Speaker (in Package) | No | 1 |
| Supported Channel Quantity | 2.1 | 5 |
| Dimensions | ||
| Weight, Kg/pounds | 3.85 | 3.8/8.5 |
| Size (H X W X D), Cm/in | 28 x 3 x 3 | 11.4 x 78.7 x 8.3 /4.5 x 31 x 3.3 |
| General | ||
| Soundbar Buttons | Power, Input, Bluetooth, Volume down, Volume up | Action button |
| Connection To Source | wired, wireless | wired |
| Placement Type | table-top, wall-mountable | table-top, wall-mountable |
| Subwoofer | ||
| Separate Subwoofer Connections | Wireless | wired |
| Separate Subwoofer (in Package) | 1 | — |
| Built-in Subwoofer | No | — |
| Multichannel Surround | ||
| DTS:X | Yes | — |
| Dolby Atmos | Yes | — |
The main differences center around storage capacity, form factor, and convenience. The VIZIO SB2821-D6 provides extensive bulk storage capacity best suited for homes, garages, or basements needing deep freeze space. In contrast, the Dayton Audio BS31 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 available through official brand stores and authorized retailers with full manufacturer warranties and fast delivery options. Click the "Check Best Price" buttons in the comparison cards above to view today's latest promotions, official deals, 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 VIZIO SB2821-D6. If you have limited room in a kitchen, apartment, dorm, or office and prefer easy eye-level access to items, choose the Dayton Audio BS31.
