Devialet Dione vs Yamaha SR-C20A
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Choosing between the Devialet Dione and Yamaha SR-C20A? Both compete in the Soundbar segment. Here’s how they compare across the specs that matter most for your home theater.
Pricing for both models is currently unavailable. Check the retailer links below for current deals.
Looking at overall performance dimensions: The Yamaha SR-C20A leads in value, form factor, room fit. They score similarly in ease of use.
These soundbars differ in channel configurations of 5.1.2 vs 2.0, and only the Devialet Dione includes Dolby Atmos support. Atmos adds a height dimension to surround sound, placing sounds above you. It's object-based, so the receiver decides which speakers reproduce each sound based on your layout.
The Yamaha SR-C20A holds an advantage across more performance dimensions, but the Devialet Dione may still be the better pick depending on which specs matter most to your setup. See the detailed comparison table below for the full breakdown.
For most home theaters, the Yamaha SR-C20A is the stronger choice — it leads in 3 of 4 scored dimensions. The Devialet Dione makes more sense if budget is the primary constraint.
Performance Overview
Scores based on specs and category benchmarks (0–100 scale)
Devialet Dione
Yamaha Compact Sound Bar With Built-In Subwoofer - Black, Soundbars
Detailed Specifications
| Specification | ||
|---|---|---|
| Price | N/A | N/A |
| Channel Config | 5.1.2 | 2.0 |
| Total Power (RMS) | 950W | 100W |
| Driver Count | 17 | 3 |
| Freq Response Low | 24Hz | — |
| Freq Response High | 21000Hz | — |
| Passive | No | No |
| Dolby Atmos | Yes | No |
| Dolby Digital+ | Yes | Yes |
| Dolby TrueHD | No | No |
| DTS:X | No | No |
| DTS Virtual:X | No | No |
| DTS-HD Master | No | No |
| Built-in Sub | Yes | Yes |
| Wireless Sub Included | No | No |
| Wireless Sub Support | Yes | No |
| Wireless Surround Support | Yes | No |
| HDMI eARC | Yes | No |
| HDMI Inputs | 1 | 0 |
| HDMI Version | 2.1 | — |
| Optical Input | Yes | Yes |
| Analog Stereo In | No | No |
| Sub Pre-Out | No | No |
| Ethernet | Yes | No |
| Bluetooth | Yes | Yes |
| BT Version | 5.0 | 5.0 |
| Wi-Fi | Yes | No |
| Wi-Fi Standard | Wi-Fi 5 | — |
| AirPlay 2 | Yes | No |
| Chromecast | Yes | No |
| Spotify Connect | Yes | No |
| Voice Assistants | ||
| Room Calibration | Room Calibration | — |
| Dialog Enhancement | Yes | Yes |
| Night Mode | Yes | Yes |
| App Control | Devialet | — |
| Wall Mountable | Yes | Yes |
Key Differences
- Total Power (RMS): Devialet Dione at 950W vs Yamaha SR-C20A at 100W
- Driver Count: Devialet Dione at 17 vs Yamaha SR-C20A at 3
- Channel Config: Devialet Dione at 5.1.2 vs Yamaha SR-C20A at 2.0
- Freq Response Low: Devialet Dione at 24Hz vs Yamaha SR-C20A at —. Determines how much bass a speaker handles on its own versus relying on a subwoofer for low-end support.
- Freq Response High: Devialet Dione at 21000Hz vs Yamaha SR-C20A at —
See Where These Rank
Check our editorial rankings to see how Devialet Dione and Yamaha SR-C20A compare to the rest of the field.
Best Soundbar RankingsSpecifications sourced from manufacturer datasheets and verified against retailer listings. Prices updated hourly from authorized retailers. Scoring uses our open methodology — products are never ranked, promoted, or suppressed based on affiliate commission rates.
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