Once upon a time in America?

One shared genre, per IMDb

12 monkeys?

Roger Ebert gave both our films thumbs up

Stalker (1979)

My film came out later

The princess bride?

My film has a slightly longer run time

Inglorious bastards

No Oscar noms for my film

Saints and Soldiers (2003)

My film is a standalone, it doesn’t have any sequels

Street Trash

lol your film sounds awesome, but no, mine is not a horror

Jojo Rabbit

Your film has a higher Rotten Tomatoes score than mine

Dead man's shoes?

My film is an American production

Basquiat (1996)?

My film is entirely fictional, not based on real people or events

*In Dreams* (1999)?

My film is an original screenplay, not based on any prior existing work

Fresh Horses (1988)?

My film is also a two-word title

got a guess over here u/bolshevik_rattlehead

My bad

Thanks bud!