The Huawei Mate 40 is the entry level model in the new Mate 40 series and while it misses a couple of the bangs and whistles of the Pros, it's still a very capable phone. The screen is smaller - 6.5-inch vs 6.76-inch - flatter and will smaller 68-degrees curve vs 88-degreees. It's also slightly less crisp with a resolution of 2376x1080px compared to the 2772x1344px on the Mate 40 Pro and Pro+. You still get 90Hz refresh rate, 240Hz touch sampling and most importantly, it's still an OLED. The triple camera setup on the rear is more conventional with no periscopes. The Mate 40 still...
Source: https://www.gsmarena.com/the_huawei_mate_40_has_smaller_screen_and_battery_fewer_cameras_but_is_still_a_pro-news-45927.php