Yes you can save around 2000 QR with following budget

Car : 1200 Per month provided you own a car with 5 year tenure, i am talking about car ( Nissan Altima, Nissan tiida, Toyota corolla or equivalent)

Food : 2000 QR comfortably,

Phone / water / electricity/internet : 500 QR

Outing / misc expenses : 500 per month

so total around 4500 - 5000 would be sufficient