You can go for the Toyota Urban Cruiser Taisor, the V Turbo Petrol MT variant. It will be in your budget. Taisor’s ride is great for bad roads; it is a good-sized car for a small family with decent boot space. The drivetrain is refined and offers good fuel efficiency. It also has a mild hybrid, which improves efficiency.
The 1-litre turbo petrol engine will not feel underpowered even in hilly conditions. If you want the convenience of automatic, you can go for the G Turbo AT variant, but for that, you have to stretch your budget.