144Hz monitors do produce a very noticeable difference for gaming if you can rival the refresh rate with in-game FPS, outside of gaming I've only found it notic

144Hz monitors do produce a very noticeable difference for gaming if you can rival the refresh rate with in-game FPS, outside of gaming I've only found it noticeable when moving windows about. For productivity I'd go for the 40" 2160p over a lower resolution higher refresh panel.