Ahmedabad has many places to offer but since you got limited time you can explore the places like-: Sabarmati Ashram, Calico Textile Museum, Kankaria lake & Mini zoo, Adalaj stepwell, etc., and if you’re motorhead or have interest in vintage cars then you can visit vintage car museum as well.

Take a morning heritage walk as it consists of lesser rush in the streets as compared to later during the day time.

For trying food options, you can look for Rajwadu/ Grand Thakar/ Gordhan Thal, Agashiye, etc. and after the sun goes down, head towards Manek Chowk, for relishing the experience of late-night food junction of the Ahmedabad.

For shopping, it depends on your interests but based on common interests, consider Teen Darwaja/ Laal Darwaza/ Law Garden areas to look out for different things & outlets.