Refresh features include: OLED HDR 90 hz Better battery life (50wh vs 40wh) Cooler Lighter Even better performance, even though not advertised by Valve! (because of the better DDR memory 6400mt/s vs 55000mt/s) Bigger screen

Digital Foundry review:

https://www.youtube.com/watch?v=Z1KLj06fn2s&t

  • Oh yeah, I got super excited when it was announced so I preordred the mid tier. Each month after its released it felt like it was getting better with the games I was playing. Considering my life w a newborn this system quickly eclipsed my gaming pc due to the sheer convenience.