Miles per pound (mpp) ⓘ Low figures relate to the least economical version; high to the most economical. Based on WLTP combined fuel economy for versions of this car made since September 2017 only, and typical current fuel or electricity costs. SEAT Leon review 2 Engines, performance and drive 3 MPG, CO2 and running costs 4 Interior, design and technology 5 Practicality, comfort and boot space 6 Reliability and safety 28 Overall Auto SEAT Leon MPG & CO2 The mid-range 1.5-litre TSI petrol with 128bhp will return up to 51mpg, dropping to 48.6mpg for the 148bhp model. The smaller 1.0-litre petrol should top 50mpg in real-world Real MPG 49.4 Average Big improvements in quality and refinement over previous Leon. Great to drive with sharp handling. Good value. Shares same base as latest A3 and Golf. Only top models have fully independent rear suspension. Read the full SEAT Leon review Select engine for more Real MPG information: *Based on WLTP MPG values Full tanks per 5000 miles - Vehicle FR 1.8 TSI ; Fuel tank size 50 L (11 gal) Max driving range - Fuel consumption per 10 km 0.6 L Fuel type Petrol (Gasoline) Full tanks per 5000 miles - Vehicle 1.0 TSI ; Fuel tank size 50 L (11 gal) Max driving range 969 km (602 miles) Fuel consumption per 10 km 0.5 L Fuel type Petrol (Gasoline) Full tanks per .

seat leon miles per gallon