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Seat Mii fuel consumption

Of all Seat Mii modifications produced from 2012 to 2017 real fuel consumption according to user ratings is approximately 25% higher compared to advertised consumption. Starting from 2012 Seat Mii average difference between actual owner-reported fuel consumption and stated consumption was slightly above industry average, at 2014 difference between owner-reported and advertised fuel economy became less than industry average. For more details, see the table below.

Year-to-year deviations of actual owner-reported average fuel consumption from advertised values

YearGasoline cars
All carmakersSeat Mii
Show all years

Seat Mii 2012 fuel economy

Average advertised fuel consumption for petrol engines54.7 MPG
4.3 l/100km
Average real-world fuel consumption for petrol engines43.8 MPG
5.4 l/100km
Average real gasoline consumption difference *+25%

According to advertised fuel consumption, a Seat Mii 2012 with automatic transmission consumes on average 0.3 liters per 100 km or 7% more fuel than similar versions with manual gearbox. Based on user-reported real-world fuel consumption, this generation Seat Mii with automatic transmission consumes around 0.2 litres per 100 km or 3% more fuel than a version with the same engine but a manual gearbox.

Compared to similar cars from other manufacturers, the Seat Mii fuel economy is significantly above average. The best real fuel economy in its class according to user reviews of all the modifications has modification with 1.0 petrol engine and automatic transmission (Seat Mii 2012 1.0 60 HP). However, of all modifications the best advertised fuel economy in its class has Seat Mii with 1.0 petrol engine and manual transmission (Seat Mii 2012 1.0 60 HP).

ModificationClaimed consumptionReal consumption
1.0 liter petrol engine
Seat Mii 2012 1.0 60 HP manual 57.4 MPG
4.1 l/100km
45.2 MPG
5.2 l/100km+27%
Seat Mii 2012 1.0 60 HP automatic 53.5 MPG
4.4 l/100km
45.2 MPG
5.2 l/100km+18%
Seat Mii 2012 1.0 75 HP automatic 52.3 MPG
4.5 l/100km
41.3 MPG
5.7 l/100km+27%
Seat Mii 2012 1.0 75 HP manual 56.0 MPG
4.2 l/100km
43.6 MPG
5.4 l/100km+29%

* - Difference between advertised and user reported fuel economy has been calculated taking into account only those car versions for which information is available both on the fuel consumption specified by the manufacturer and reported by users.

User-reported fuel consumption may not accurately represent all users' experiences due to variables such as driving conditions, driving style, technical condition of the vehicle, and other circumstances. Thus, it should not be relied upon as a representative indicator.