SINGAPORE - Oil giants Shell and Caltex have raised fuel prices, bringing their posted rates up to five cents a litre higher than that of the other pump operators.

Before discounts, the popular 95-octane petrol is now $2.79 a litre at Caltex, $2.76 at Shell, $2.75 at Esso and Sinopec, and $2.74 at SPC. The 92-octane grade is $2.74 at Caltex, and $2.70 at Esso and SPC. Shell and Sinopec do not offer this grade.