Lenovo screens are generally pretty terrible. For example, the T480s has an average screen brightness of 302 cd/m^2 and a miserable contrast ratio of 864:1. In

Lenovo screens are generally pretty terrible. For example, the T480s has an average screen brightness of 302 cd/m^2 and a miserable contrast ratio of 864:1. In comparison the dell 7390 has an average brightness of 315 cd/m^2 and a contrast ratio of 1316:1. Double the contrast makes a very noticeable improvement in how good the screen looks.