Petrol, Diesel prices hiked for fourth time in less than four weeks. Petrol, Diesel prices hiked for fourth time in less than four weeks. Petrol Increased by Rs. 2.61 in Delhi from Rs 99.51 to Rs. 102.12. Diesel price Increased by Rs. 2.71 in Delhi from Rs 92.49 to Rs 95.20. RSPs of four Metros