The retail price of petrol in South Africa will decrease by 7.4 per cent from August 3, the energy department said on Friday.

The department also said that the price of wholesale diesel will go down by 6.3 per cent.

The department said the price of petrol will fall by 99 cents to 12.35 rand per litre in the commercial hub of Gauteng province.

It said that diesel will also go down by 74 cents to 10.97 rand per litre.