Nicola Peltz was 21 in Transformers: The Last Knight when she played the character 'Tessa Yeager (voice)'.
That was over 7 years ago in 2017.
Today she is 29, and has starred in 15 movies in total, 5 of those since Transformers: The Last Knight was released.
In Transformers: The Last Knight, I think Nicola Peltz looks: