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Smart ForTwo fuel consumption

Of all Smart ForTwo modifications produced from 2004 to 2017 real fuel consumption according to user ratings is approximately 30% higher compared to advertised consumption. For petrol engines real consumption is in average 29% higher, but for diesel engines is approximately 31% higher. Since 2004 the Smart ForTwo average difference between owner-reported real-world fuel consumption and declared fuel economy has been significantly higher than average.

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

YearGasoline carsDiesel cars
All carmakersSmart ForTwoAll carmakersSmart ForTwo
2004+7%+18% +9%+26%
Show all years
2005+8%+18% +10%+26%
2006+9%+18% +11%+26%
2007+11%+26% +12%+31%
2008+12%+32% +13%+36%
2009+14%+32% +14%+36%
2010+16%+31% +16%+36%
2011+19%+29% +19%-
2012+21%+32% +23%-
2013+23%+36% +27%-
2014+26%+36% +30%-
2015+27%+36% +33%-
2016+28%+36% +36%-
2017+28%+36% +38%-

See below for the actual consumption of generations and versions of Smart ForTwo.

2012

Smart ForTwo 2012 fuel economy

Average advertised fuel consumption for petrol engines52.6 MPG
4.5 l/100km
Average real-world fuel consumption for petrol engines38.7 MPG
6.1 l/100km
Average real gasoline consumption difference *+36%
Average real-world fuel consumption for diesel engines52.3 MPG
4.5 l/100km

According to advertised fuel consumption, a Smart ForTwo 2012 with automatic transmission consumes on average 0.1 liters per 100 km or 2% more fuel than similar versions with manual gearbox. Based on user-reported real-world fuel consumption, this generation Smart ForTwo with automatic transmission has nearly identical fuel consumption to the version with the same engine but a manual gearbox.

Compared to similar cars of other manufacturers, the Smart ForTwo advertised fuel economy is slightly better than average, but according to available user reports on actual consumption, real fuel economy is slightly worse than average.
The best fuel economy in its class of all the modifications has one with 1.0 petrol engine and manual transmission (Smart fortwo 2012 coupe 1.0 71 HP).

ModificationClaimed consumptionReal consumption
0.8 liter diesel engine
Smart fortwo 2012 coupe 0.8 54 HP manual 51.1 MPG
4.6 l/100km
Smart fortwo 2012 coupe 0.8 54 HP automatic 53.5 MPG
4.4 l/100km
1.0 liter petrol engine
Smart fortwo 2012 coupe 1.0 61 HP manual 56.0 MPG
4.2 l/100km
40.6 MPG
5.8 l/100km+38%
Smart fortwo 2012 coupe 1.0 71 HP manual 56.0 MPG
4.2 l/100km
41.3 MPG
5.7 l/100km+36%
Smart fortwo 2012 coupe 1.0 71 HP automatic 54.7 MPG
4.3 l/100km
40.6 MPG
5.8 l/100km+35%
Smart fortwo 2012 coupe 1.0 102 HP automatic 45.2 MPG
5.2 l/100km
33.6 MPG
7.0 l/100km+35%
2010 - 2013

Smart ForTwo 2010 fuel economy

Average advertised fuel consumption for petrol engines49.9 MPG
4.7 l/100km
Average real-world fuel consumption for petrol engines39.5 MPG
6.0 l/100km
Average real gasoline consumption difference *+29%
Average real-world fuel consumption for diesel engines51.1 MPG
4.6 l/100km

According to advertised fuel consumption, Smart ForTwo 2010 with automatic transmission have almost the same fuel economy as similar versions with manual gearbox. Based on user-reported real-world fuel consumption, this generation Smart ForTwo with automatic transmission consumes around 0.1 litres per 100 km or 2% less fuel than a version with the same engine but a manual gearbox.

Compared to similar cars of other manufacturers, the Smart ForTwo advertised fuel economy is one of the best, but according to available user reports on actual consumption, real fuel economy is slightly better than 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 manual transmission (Smart fortwo 2010 coupe 1.0 61 HP).

ModificationClaimed consumptionReal consumption
0.8 liter diesel engine
Smart fortwo 2010 coupe 0.8 54 HP manual 49.0 MPG
4.8 l/100km
Smart fortwo 2010 coupe 0.8 54 HP automatic 53.5 MPG
4.4 l/100km
1.0 liter petrol engine
Smart fortwo 2010 coupe 1.0 61 HP manual 56.0 MPG
4.2 l/100km
42.8 MPG
5.5 l/100km+31%
Smart fortwo 2010 coupe 1.0 71 HP manual 56.0 MPG
4.2 l/100km
42.0 MPG
5.6 l/100km+33%
Smart fortwo 2010 coupe 1.0 71 HP automatic 54.7 MPG
4.3 l/100km
40.6 MPG
5.8 l/100km+35%
Smart fortwo 2010 coupe 1.0 84 HP manual 45.2 MPG
5.2 l/100km
36.2 MPG
6.5 l/100km+25%
Smart fortwo 2010 coupe 1.0 84 HP automatic 45.2 MPG
5.2 l/100km
36.8 MPG
6.4 l/100km+23%
Smart fortwo 2010 coupe 1.0 102 HP manual 45.2 MPG
5.2 l/100km
2007 - 2010

Smart ForTwo 2007 fuel economy

Average advertised fuel consumption for petrol engines48.2 MPG
4.9 l/100km
Average real-world fuel consumption for petrol engines36.5 MPG
6.5 l/100km
Average real gasoline consumption difference *+32%
Average advertised fuel consumption for diesel engines71.3 MPG
3.3 l/100km
Average real-world fuel consumption for diesel engines52.3 MPG
4.5 l/100km
Average real diesel consumption difference *+36%
ModificationClaimed consumptionReal consumption
0.8 liter diesel engine
Smart ForTwo 2007 0.8D 45 HP 71.3 MPG
3.3 l/100km
52.3 MPG
4.5 l/100km+36%
1.0 liter petrol engine
Smart fortwo 2007 1.0 coupe 61 HP automatic 50.0 MPG
4.7 l/100km
39.9 MPG
5.9 l/100km+26%
Smart fortwo 2007 1.0 coupe 71 HP automatic 50.0 MPG
4.7 l/100km
38.6 MPG
6.1 l/100km+30%
Smart fortwo 2007 1.0 coupe 84 HP automatic 48.0 MPG
4.9 l/100km
36.2 MPG
6.5 l/100km+33%
Smart fortwo 2007 1.0 coupe Brabus 98 HP automatic 45.2 MPG
5.2 l/100km
32.2 MPG
7.3 l/100km+40%
2004 - 2007

Smart ForTwo 2004 fuel economy

Average advertised fuel consumption for petrol engines47.4 MPG
5.0 l/100km
Average real-world fuel consumption for petrol engines40.1 MPG
5.9 l/100km
Average real gasoline consumption difference *+18%
Average advertised fuel consumption for diesel engines69.2 MPG
3.4 l/100km
Average real-world fuel consumption for diesel engines54.7 MPG
4.3 l/100km
Average real diesel consumption difference *+26%
ModificationClaimed consumptionReal consumption
0.6 liter petrol engine
Smart Fortwo 2004 0.6 Coupe 50 HP automatic 49.0 MPG
4.8 l/100km
40.6 MPG
5.8 l/100km+21%
0.7 liter petrol engine
Smart Fortwo 2004 0.7 Coupe 61 HP automatic 49.0 MPG
4.8 l/100km
39.9 MPG
5.9 l/100km+23%
Smart Fortwo 2004 0.7 Coupe Brabus 75 HP automatic 44.4 MPG
5.3 l/100km
39.9 MPG
5.9 l/100km+11%
0.8 liter diesel engine
Smart Fortwo 2004 0.8 Coupe Cdi 41 HP automatic 69.2 MPG
3.4 l/100km
54.7 MPG
4.3 l/100km+26%

* - 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.