https://wccftech.com/xiaomi-mi-8-mi-8-se-mi-8-explorer-edition-specifications-features-pricing-comparison-and-more/

Never has Xiaomi announced three different versions but as there is a first time of everything, the company has unveiled the Mi 8, Mi 8 SE and the Mi 8 Explorer Edition. The hardware specifications are somewhat similar, but things go much deeper than that, and you’ll guys get to know everything in our specifications, features and pricing comparison.

Both the Mi 8 and Mi 8 Explorer Edition feature a 6.21-inch AMOLED display with a resolution of 2,240 x 1,080. This is an unusual resolution but that is because the aspect ratio falls to 18.7:9. The Mi 8 SE features a smaller 5.88-inch AMOLED display, which is a different variant belonging to the series and comes with the same resolution. In terms of design, both of them get the same notch and chin design.