We are please to offer this Toyota Yaris, petrol 1.3-litre engine, Excellent to drives, cheap to insure. 3 months warranty for piece of mind. Fresh MOT. The Yaris Model is known for its fuel efficiency, and this model is no exception, achieving around 47 miles per gallon. This is a particularly attractive feature for those looking to save money on fuel costs compared to similar vehicles. Furthermore, with CO2 emissions of just 141 grams per kilometre, this Yaris is a great choice for those looking to reduce their environmental impact, especially when compared to other cars in its class.