LG SC9S Soundbar Review: 3.1.3ch Dolby Atmos Powerhouse for OLED TVs
The LG Soundbar SC9S is a masterclass in integration, engineered as the ultimate audio companion for LG’s OLED C Series TVs. This isn’t just another soundbar; it’s a complete system featuring a powerful 3.1.3 channel configuration, 400W of output, and the world’s first triple up-firing channels for an unparalleled Dolby Atmos experience. Priced at ₹34,991, its true genius lies in the WOW Bracket and WOW Orchestra technologies, which create a perfect physical and sonic harmony with the TV. For gamers and cinephiles alike, it offers a premium, lag-free experience with 4K passthrough, VRR, and ALLM support.
Key Features for a Perfectly Harmonized Experience
The SC9S is packed with innovative features that create a seamless and immersive audio-visual ecosystem with LG TVs.
WOW Bracket:
An exclusive bracket creates a perfect physical union between the soundbar and a compatible LG OLED C Series TV, whether on a stand or wall-mounted.
WOW Orchestra:
Uses the sound from both the LG TV and the soundbar simultaneously, creating a richer, more powerful soundstage for the ultimate listening experience.
Triple Up-Firing Channels:
As the world’s first soundbar with three up-firing channels, it delivers an unprecedentedly wide and rich soundstage for Dolby Atmos.
Triple Level Spatial Sound:
By creating a virtual middle layer of sound, the SC9S produces a “sound dome” effect, replicating the immersive audio of a cinema.
Powerful Wireless Subwoofer:
The included subwoofer delivers strong, deep bass that adds impact to movies and weight to music, all with a convenient wireless connection.
AI Sound Pro & Room Calibration:
Intelligently analyzes your content and your room’s acoustics to deliver perfectly optimized sound for any situation.
Advanced Gaming Support:
Get a competitive edge with 4K/120Hz pass-through, VRR, and ALLM support for a smooth, lag-free gaming experience.
HD Music Streaming:
Enjoy high-quality audio with support for Spotify Connect, Tidal, and MQA (Master Quality Authenticated).
Broad Smart Compatibility:
Works seamlessly with Google, Alexa, and Apple AirPlay 2, allowing you to control the soundbar with your preferred platform.
Full Specifications: LG Soundbar SC9S
General
- Number of Channels:3.1.3
- Number of Speakers:9 EA
- Output Power:400W
Dimensions & Weight
- Main (W x H x D):975 x 63 x 125 mm
- Subwoofer (W x H x D):221 x 390 x 313 mm
- Main Weight:4.1 kg
- Subwoofer Weight:7.8 kg
- Gross Weight:22.7 kg
Audio Format & Effects
- Dolby Atmos / Dolby Digital:Yes / Yes
- DTS:X / DTS Digital Surround:Yes / Yes
- AAC / AAC+:Yes / Yes
- MQA Support:Yes
- AI Sound Pro / Standard:Yes / Yes
- Music / Cinema / Game:Yes / Yes / Yes
- Clear Voice Pro / Sports:Yes / Yes
- Bass Blast / Bass Blast +:Yes
Connectivity
- HDMI In / Out:1 / 1
- Bluetooth Version:5.0 (SBC/AAC)
- Wi-Fi / Optical:Yes / 1
- Wireless Rear Ready:Yes
- Works with Alexa / Google Home:Yes / Yes
- Spotify Connect / AirPlay 2 / Chromecast:Yes / Yes / Yes
- USB:1
HDMI Support
- Pass-through (4K / 120Hz):Yes / Yes
- VRR / ALLM:Yes / Yes
- HDR10 / Dolby Vision:Yes / Yes
- e-ARC / ARC:Yes / Yes
- CEC (Simplink):Yes
Convenience & Power
- Remote App (iOS/Android):Yes
- AI Room Calibration Pro:Yes (via App)
- WOW Orchestra / Soundbar Mode Control:Yes / Yes
- Power Consumption (Main / Subwoofer):37W / 38W
- Power Off Consumption (Main / Subwoofer):0.5W ↓ / 0.5W ↓
Competitive Edge: What Sets It Apart
The LG SC9S isn’t just another soundbar; it’s a purpose-built audio solution that stands apart from the competition:
- Unmatched TV Synergy: The WOW Bracket is a game-changer, creating a seamless physical and aesthetic integration with LG OLED C Series TVs that no competitor can offer. It looks like a single, unified product.
- Pioneering Sound Technology: As the world’s first soundbar with triple up-firing channels, it creates a more convincing and enveloping dome of sound for Dolby Atmos, going beyond the standard two up-firing channels of rivals.
- A Harmonized Audio Experience: WOW Orchestra leverages the TV’s own speakers in concert with the soundbar, creating a fuller, more powerful soundstage than a soundbar can produce alone.
- The Ultimate Gamer’s Soundbar: With full support for 4K/120Hz pass-through, VRR, and ALLM, it is one of the few soundbars on the market that can keep up with the latest gaming consoles without compromise.
Performance Analysis: Strengths and Weaknesses
Pros: What We Love
- Perfect Integration with LG OLED C Series: The design, bracket, and software features create a flawless audio-visual experience.
- Truly Immersive Dolby Atmos: The triple up-firing channels produce a remarkably wide and high soundstage that envelops the listener.
- Excellent for Next-Gen Gaming: Full support for 4K/120Hz, VRR, and ALLM means no compromises for console gamers.
Cons: Points for Consideration
- Niche Appeal: Its greatest strengths are tied to specific LG OLED TV models; owners of other brands or TV series won’t get the full benefit.
- Relies on Virtual Rear Channels: Out of the box, it lacks physical rear speakers, though they can be added separately for a more complete surround effect.
- Bracket Compatibility is Limited: The WOW Bracket is only compatible with specific sizes of the C2, C3 and C4 OLED models.
Who Should Buy This Soundbar?
The LG SC9S is the definitive choice for:
- Owners of LG OLED C Series TVs: This soundbar is literally made for your TV. The perfect fit and WOW features make it a must-buy.
- Serious Console Gamers: Anyone with a PS5 or Xbox Series X will appreciate the full support for advanced gaming features without sacrificing audio quality.
- Aesthetic-Minded Users: Those who desire a clean, integrated setup where the TV and soundbar look like a single, elegant unit.
Who Might Consider Other Options?
You might want to look at other soundbars if:
- You Own a Different TV Brand: While it will work with any TV, you will miss out on the key WOW Bracket and WOW Orchestra features that justify its design.
- You Prioritize Physical Rear Speakers: If you want a full 5.1.3 or 7.1.3 system, you’ll need to budget for the additional cost of optional rear speakers.
- Your TV isn’t a Compatible Size: If your LG OLED C series is not a 55″, 65″, or 77″ model, the WOW Bracket will not fit.
Final Verdict: The Perfect Match for a Perfect Picture
The LG SC9S is a brilliantly executed concept that delivers on its promise of perfect synergy. By designing a soundbar specifically for its flagship TV line, LG has created an audio-visual experience that is more cohesive, immersive, and elegant than any universal solution could be. The innovative triple up-firing channels provide a stunning Dolby Atmos effect, and the seamless integration of the WOW features makes it incredibly user-friendly. While its primary appeal is to a specific group of LG TV owners, for that audience, it is an unparalleled upgrade. It bridges the gap between picture and sound, creating a single, harmonious entertainment centerpiece. For any LG OLED C Series owner, the SC9S is the most intelligent and impressive audio upgrade you can make.
Overall Rating: 4.5 out of 5.0 (Based on Expert Analysis)