We use iPads while flying. My issue isn’t the processing power, couldn’t care less, but screen brightness. My 2018/2019 pro (not exactly sure which it is) is kind of dim. Are the newest models of any iPads brighter?
It might be worth waiting to see what comes in May; all signs are pointing to new iPad Pro and iPad Air models, and the rumour is at least some of them will have OLED displays - much more vibrant contrast, and likely brighter