Degree in Physics: Sussex vs. Curtin University

[Amm610]

I want to take degree in physics in sussex university,is it a good idea?or should i take degree in mathematical sciences in curtin university australia?I love both maths and physics.PLz reply and help me

 

[Amm610]

I want to be a theoretical physicist and I got two offers from what I got from my A-Level results.Which course is better for me to take?as theoretical physics need heavy maths