I played with the ROG Xbox Ally X20, and it confirmed one major thing about gaming handhelds

They need OLEDs!

Asus ROG’s Xbox Ally X20 Fixes Every Problem I Had With the Original Handheld

Even among other OLEDs, the Ally X20’s screen stands out. A $2,000 Legion Go 2 with an 8.8-inch OLED display is glossier, ...

ASUS Finally Fixed the ROG Ally : Hands-on with the X20 OLED

Explore the 20th-anniversary ASUS ROG Ally X20. We break down the OLED screen, transforming D-pad, and performance ...