LG S77S vs Sennheiser AMBEO Soundbar Plus
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Choosing between the LG S77S and Sennheiser AMBEO Soundbar Plus? Both compete in the Soundbar segment. Here’s how they compare across the specs that matter most for your home theater.
Looking at overall performance dimensions: The LG S77S scores higher in value. The Sennheiser AMBEO Soundbar Plus leads in form factor, room fit. They score similarly in ease of use.
These soundbars differ in only the Sennheiser AMBEO Soundbar Plus includes Dolby Atmos support. Atmos support and included subwoofer can significantly impact the immersive experience.
These two Soundbar options trade wins across different dimensions. The right choice depends on which specs matter most for your room and listening preferences — review the detailed table below to decide.
Performance Overview
Scores based on specs and category benchmarks (0–100 scale)
Detailed Specifications
| Specification | ||
|---|---|---|
| Price | $449.00 | N/A |
| Channel Config | — | 7.1.4 |
| Total Power (RMS) | — | 400W |
| Driver Count | — | 9 |
| Freq Response Low | — | 38Hz |
| Freq Response High | — | 20000Hz |
| Passive | — | No |
| Dolby Atmos | — | Yes |
| Dolby Digital+ | — | Yes |
| Dolby TrueHD | — | Yes |
| DTS:X | — | Yes |
| DTS Virtual:X | — | No |
| DTS-HD Master | — | No |
| Built-in Sub | — | Yes |
| Wireless Sub Included | — | No |
| Wireless Sub Support | — | Yes |
| Wireless Surround Support | — | Yes |
| HDMI eARC | — | Yes |
| HDMI Inputs | — | 0 |
| HDMI Version | — | 2.1 |
| Optical Input | — | Yes |
| Analog Stereo In | — | No |
| Sub Pre-Out | — | No |
| Ethernet | — | Yes |
| Bluetooth | — | Yes |
| BT Version | — | 5.0 |
| Wi-Fi | — | Yes |
| Wi-Fi Standard | — | Wi-Fi 5 |
| AirPlay 2 | — | Yes |
| Chromecast | — | Yes |
| Spotify Connect | — | Yes |
| Voice Assistants | — | Alexa, Google Assistant |
| Room Calibration | — | AMBEO Room Calibration |
| Dialog Enhancement | — | Yes |
| Night Mode | — | Yes |
| App Control | — | Sennheiser Smart Control |
| Wall Mountable | — | Yes |
Key Differences
- Channel Config: LG S77S at — vs Sennheiser AMBEO Soundbar Plus at 7.1.4
- Total Power (RMS): LG S77S at — vs Sennheiser AMBEO Soundbar Plus at 400W
- Driver Count: LG S77S at — vs Sennheiser AMBEO Soundbar Plus at 9
- Freq Response Low: LG S77S at — vs Sennheiser AMBEO Soundbar Plus at 38Hz
- Freq Response High: LG S77S at — vs Sennheiser AMBEO Soundbar Plus at 20000Hz
