Between the S90TR and YAS-209, the S90TR comes out ahead in total power / dolby atmos, while the YAS-209 wins on several specs. Overall, the S90TR scores 69.5 and the YAS-209 scores 44.3 on our Mars Score.
Which should you buy?
The S90TR is the clear pick on raw spec strength, leading by 25.2 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.
Pick the S90TR if you care most about total power / dolby atmos. The biggest gaps in its favor are total power, dolby atmos, earc.
The YAS-209 similarly does not carry a headline advantage on the popular specs — look at the full table for category-specific deltas.
Both ship with comparable subwoofer included, so those specs do not separate the two — focus on the differences below.
Bottom line: the S90TR is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why LG - S90TR wins
- ▲Total power — 185.00% more. 570 W vs 200 W.
- ▲Has Dolby Atmos.
- ▲Has eARC.
Why Yamaha - YAS-209 wins
- No decisive advantages.
Spec comparison
Audio
| Spec | LG - S90TR | Yamaha - YAS-209 |
|---|---|---|
| Channels | 7.1.3 | 2.1 |
| Total power | 570 Wlead | 200 W |
| Dolby Atmosⓘ | truelead | false |
| DTS:X | truelead | false |
Connectivity
| Spec | LG - S90TR | Yamaha - YAS-209 |
|---|---|---|
| HDMI inputs | 2lead | 1 |
| eARCⓘ | truelead | false |
| Subwoofer included | true | true |
Spec-level deep dives
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