The Palace (2013)

Same era and historical characters, beautiful love story, awesome music and acting.

It's the same story, same characters.
But "The Palace" focus on 13th life and relationships, while it's in "Scarlet Heart" just a side story.

Both are romance historical dramas with happy endings. Similar part of plots - evil girl steals identity of the good girl and the main character keeps looking for her.

Both are movies set in the palace in the same era with a star-crossed love story between a royal and a palace servant that endures many challenges.

Another Chinese historical romance story only this time it's in a form of a movie.

Both involve the male lead being blind, and then gaining their eye sight. Both invoke the male lead having emotional baggage.

Both movies talk about the same family, it just "Time To Love" is about the 4th and 14th prince, while "The Palace" focus on 13th prince relationships.

Both movies focus on love and power struggle intrigues behind the closed doors of the Imperial Palace.

Both involve a love triangle in which the 2 girls are/were BFFs.............................................................................................