A:Answer Hi,
Thank you so much for your inquiry! Here are the key features of each model:
The 55X950H supports Picture Processor X1™️ Ultimate (Sony’s most advanced processor of 2020), X-tended Dynamic Range PRO (for increased contrast accuracy and performance), and X-Wide Angle (which preserves color and contrast off-angle). For the speaker type, it does have Acoustic Multi-Audio, Sound Positioning Tweeters, and X-Balanced Speakers. For stand design, it has the Dual-position Premium Blade Stand.
The 55X900H supports 4K HDR Picture Processor X1, X-tended Dynamic Range, NextGen TV, and HDMI 2.1 features like VRR, ALLM,(VRR&ALLM TBD for future update) and 4K120. For the speaker type, it has Acoustic Multi-Audio, Sound Positioning Tweeter, and X-Balanced Speaker. For stand design, it does have Metal Blade Stand.
You may visit our support website sony.com to learn more about each model.
I hope this helps! Thanks again for considering Sony!
Regards,
Kris
