Both very fluffy; Problems and angst get resolved quickly.
Both have a rich ml with bratty, rude traits that learn kindness, generosity, but even things like being frugal as well as genuine from a sweet and kind fl.

The pining, the long term crushes but inability to confess, the pain of wanting to move on but the inability to do so, the miscommunication, one leaving abroad, the pain of someone making you wait for years. Also there are pretty silly things in common, eiw and dao have quite a lot of people interested in them, the time skip from high to uni even thiugh the focus is different, kluea and cake both had a gf, while eiw and dao may have suffered a lot throughout, kluea and cake fall hard when they fall in love and both seem hnable to clmmunciate while everyone else has understood the bond and love

Both are bls showing the suburbs, the poorer areas, not the glowy parts if the city. They are slice of life and the plot is pretty subdued at times. also both show conflicts with their parents and just a relationship naturally progressing.