LG S90TR Review
A mature, balanced complete system that remains attractive at discount pricing even though its height effects and HDMI features show their age.
At a Glance
The S90TR is an older but still capable complete surround kit with balanced sound, rear speakers, a wireless subwoofer and useful room calibration. Discount pricing helps its case, although weaker height effects and older HDMI capabilities show where newer designs have moved ahead.
LG S90TR Specifications
The LG S90TR is a 7.1.3-channel soundbar system with 13 speakers, a wireless subwoofer and rear speakers, Dolby Atmos, DTS:X, HDMI eARC, 4K pass-through and app-based room calibration.
Audio & Channels
| Channel Configuration | 7.1.3 |
| Speakers | 13 speakers |
Audio Formats
| Supported Formats | Dolby Atmos; Dolby Digital; Dolby Digital Plus; Dolby TrueHD; DTS Digital Surround; DTS:X; DTS-HD High Resolution; DTS-HD Master Audio; LPCM; AAC; MP3; OGG; WAV; FLAC |
| Hi-Res Audio | Up to 24-bit/96 kHz |
Included Components
- Main soundbar
- Wireless subwoofer
- 2 wireless rear speakers
Sound Features
- Room Calibration Pro
- WOW Orchestra
- WOW Interface
- AI Sound Pro
- Surround Sound Expansion
- Triple up-firing speakers
Connectivity
| HDMI Inputs | 1 HDMI input |
| HDMI eARC/ARC | 1 HDMI output with eARC |
| Optical Input | 1 optical input |
| USB | USB playback |
Wireless & Streaming
| Wi-Fi | Supported |
| Bluetooth | Supported |
| AirPlay | Apple AirPlay 2 |
| Chromecast / Google Cast | Chromecast |
| Streaming Services | Spotify Connect |
| Multiroom | LG ThinQ / compatible LG ecosystem |
Video Pass-through
| Max Pass-through | 4K pass-through |
| HDR Formats | Dolby Vision; HDR10 |
Controls & Smart Features
| Voice Assistants | Amazon Alexa supported; Google Assistant supported |
| App | LG Soundbar app / LG ThinQ |
| Remote | Remote control included; LG TV remote compatibility |
Dimensions & Weight
| Soundbar Dimensions | 49.2 x 2.5 x 5.3 in (1250 x 63 x 135 mm) |
| Soundbar Weight | 12.5 lb (5.7 kg) |
| Subwoofer Dimensions | 7.9 x 16.0 x 15.9 in (202 x 406 x 404 mm) |
| Subwoofer Weight | 22.1 lb (10.0 kg) |
| Rear Speaker Dimensions | 3.9 x 6.9 x 4.7 in (100 x 175 x 119 mm) each |
| Rear Speaker Weight | 5.1 lb (2.3 kg) |
| Wall Mount | Wall-mount bracket included |
In the Box
- Remote control
- HDMI cable
- Batteries
- Wall-mount bracket
- Warranty card
Warranty & Support
| Warranty | 1-year limited parts and labor warranty |
| Support | LG USA chat, phone/email support, manuals, troubleshooting and repair support |
Summary
The reviewed US package includes the soundbar, subwoofer and two wireless rear speakers. It supports WOW Orchestra, Room Calibration Pro, AirPlay 2, Chromecast, Spotify Connect and high-resolution audio up to 24-bit/96 kHz.
Should You Buy the LG S90TR?
The LG S90TR ranks #10 of 10 in our Best Soundbars with Subwoofers ranking, with a CORE score of 83/100. Its standout area is reliability & support, where it ranks 1st of 10.
Buy it if
- You need a discounted complete LG surround package with solid everyday sound and rear speakers.
- You want strong reliability & support: it ranks 1st of 10 on this measure.
Skip it if
- Subwoofer & bass is your top priority. The Samsung HW-Q990F scores 96 there, against 85 for the LG S90TR.
How the LG S90TR Scored
CORE scores every model in this category on the factors below, listed from most to least important for soundbars with subwoofers. The rank shows where the LG S90TR places among the 10 models in our Best Soundbars with Subwoofers ranking.
Technical Assessment
Performance
Its strengths are dialogue, balance, bass presence and clean output, with useful calibration and rear speakers included. Height performance is its clearest acoustic limitation, and the older HDMI implementation makes it less attractive for cutting-edge gaming than newer premium systems.
Reliability and Ownership
support and product reliability remain separate subcomponents.
Pros and Cons
Pros
- Balanced sound and clear dialogue
- Strong dynamics with little compression
- Included rear speakers and dedicated subwoofer
- Room calibration and useful LG-TV integration
Cons
- Height-channel performance is relatively weak
- No HDMI 2.1 support
- Immersion trails newer premium packages
What Reviewers and Owners Say
- Controlled testing found balanced sound, solid bass, clear dialogue and strong dynamics, while height performance and HDMI capabilities trail stronger current systems.
Owners rate the LG S90TR 4.5 out of 5 on average, across 346 ratings at 2 US retailers.
LG S90TR Alternatives
Samsung HW-Q990F
Choose it for stronger surround & Dolby Atmos: it scores 96 there, against 72 for the LG S90TR. Expect to pay more.
Yamaha True X Surround 90A
Choose it for stronger surround & Dolby Atmos: it scores 92 there, against 72 for the LG S90TR. Expect to pay more.
JBL Bar 1000MK2
Choose it for stronger connectivity & AV sync: it scores 84 there, against 78 for the LG S90TR.
How We Evaluate
Last updated October 3, 2026.