Currently, DAIICT is definitely better than IET, Ahmedabad. It is well-developed and offers a competitive environment to the students. Whereas, IET is still in its development phase. 

Although IET has made great strides over the past few years, it will have time for it to be on the same level as DAIICT. For ICT, the best colleges in Gujarat are DA-IICT, IET, PDPU.