Sexy Sydney Sweeney -- What's The Big Frigin' Difference?!

Bounce into these two bodacious side-by-side shots of Sydney Sweeney and see if you can win over the minor changes ...

Earlier this week, the 28-year-old actress rocked a sparkly gown for "The Housemaid" New York screening! ... say what you want, but Sydney slays!

Flip your hair like you just don't care and hit up the gallery!