Average fuel economy of Mercedes-Benz S-class S 420 CDI (320 Hp) L 2006-2009 Real MPG – inCarDoc

Average fuel consumption Mercedes-Benz S-class S 420 CDI (320 Hp) L 2006-2009

Average fuel consumption based on inCarDoc application data.

Total Measurement Range:
Distance 369 km / 230 mi
Trips сount 18
Technical details:
Engine volume 4 l
Fuel type Diesel
Horsepower 320 hp
Transmission Automatic

Consumption:

Source Urban Combined Сountryside
OBD CarDoctor Real Statistics 12.6 l/100km 10.4 l/100km 12.2 l/100km
Official Specs 13.0 l/100km 9.4 l/100km 7.2 l/100km
OBD CarDoctor Real Statistics 18.7 mpg(US) 22.6 mpg(US) 19.3 mpg(US)
Official Specs 18.1 mpg(US) 25.0 mpg(US) 32.7 mpg(US)
OBD CarDoctor Real Statistics 22.4 mpg(UK) 27.2 mpg(UK) 23.2 mpg(UK)
Official Specs 21.7 mpg(UK) 30.1 mpg(UK) 39.2 mpg(UK)

Comparison with other Mercedes-Benz S-class S 420 CDI (320 Hp) L 2006-2009 models

Model Urban Combined Сountryside
S-class S 500 4Matic (388 Hp) 22.5 l/100km 14.2 l/100km 13.4 l/100km
S-class S 350 L (272 Hp) 20.3 l/100km 14.0 l/100km 13.6 l/100km
S-class S 350 4Matic (272 Hp) 7G-Tronic 22.0 l/100km 13.7 l/100km 10.9 l/100km
S-class S 63 AMG (525HP) L 32.6 l/100km 21.2 l/100km 14.4 l/100km
S-class S 500 (456 Hp) 4MATIC G-TRONIC 16.7 l/100km 11.1 l/100km 8.0 l/100km
S-class S 320 4Matic CDI (235 Hp) L 7.8 l/100km 8.0 l/100km N/A
S-class S 500 4Matic (388 Hp) 10.5 mpg(US) 16.6 mpg(US) 17.6 mpg(US)
S-class S 350 L (272 Hp) 11.6 mpg(US) 16.8 mpg(US) 17.3 mpg(US)
S-class S 350 4Matic (272 Hp) 7G-Tronic 10.7 mpg(US) 17.2 mpg(US) 21.6 mpg(US)
S-class S 63 AMG (525HP) L 7.2 mpg(US) 11.1 mpg(US) 16.3 mpg(US)
S-class S 500 (456 Hp) 4MATIC G-TRONIC 14.1 mpg(US) 21.2 mpg(US) 29.4 mpg(US)
S-class S 320 4Matic CDI (235 Hp) L 30.2 mpg(US) 29.4 mpg(US) N/A
S-class S 500 4Matic (388 Hp) 12.6 mpg(UK) 19.9 mpg(UK) 21.1 mpg(UK)
S-class S 350 L (272 Hp) 13.9 mpg(UK) 20.2 mpg(UK) 20.8 mpg(UK)
S-class S 350 4Matic (272 Hp) 7G-Tronic 12.8 mpg(UK) 20.6 mpg(UK) 25.9 mpg(UK)
S-class S 63 AMG (525HP) L 8.7 mpg(UK) 13.3 mpg(UK) 19.6 mpg(UK)
S-class S 500 (456 Hp) 4MATIC G-TRONIC 16.9 mpg(UK) 25.4 mpg(UK) 35.3 mpg(UK)
S-class S 320 4Matic CDI (235 Hp) L 36.2 mpg(UK) 35.3 mpg(UK) N/A

Frequently asked questions

According to real-world user data from the inCarDoc application, Mercedes-BenzВ S-classВ with a 4 l Diesel consumes on average:

  • In urban conditions: 12.6 l/100km 18.7 mpg(US) 22.4 mpg(UK);
  • In combined cycle: 10.4 l/100km 22.6 mpg(US) 27.2 mpg(UK);
  • On the highway: 12.2 l/100km 19.3 mpg(US) 23.2 mpg(UK).

Official data ( 9.4 l/100km 25.0 mpg(US) 30.1 mpg(UK) ) is obtained under laboratory conditions. In real-world driving, fuel consumption may be higher-for example, in city traffic it can reach 12.6 l/100km 18.7 mpg(US) 22.4 mpg(UK) due to traffic jams, aggressive driving, climate, and road conditions.

According to inCarDoc, the average fuel consumption of Mercedes-Benz S-class S 420 CDI (320 Hp) L 2006-2009 on highways is 12.2 l/100km 19.3 mpg(US) 23.2 mpg(UK) ) is obtained under laboratory conditions. In real-world driving, fuel consumption may be higher-for example, in city traffic it can reach

With an average combined fuel consumption of 10.4 l/100km 22.6 mpg(US) 27.2 mpg(UK) , Mercedes-Benz S-class S 420 CDI (320 Hp) L 2006-2009 will use approximately 104 liters of fuel over a distance of 1,000 km.

Fuel consumption is 10.4 l/100km 22.6 mpg(US) 27.2 mpg(UK) in combined mode.

Absolutely! If you want to view real fuel consumption statistics for other Mercedes-Benz S-class configurations, we have data on the following versions:

  • Mercedes-Benz S-class S 500 4Matic (388 Hp) 2005-2010
  • Mercedes-Benz S-class S 350 L (272 Hp) 2005-2009
  • Mercedes-Benz S-class S 350 4Matic (272 Hp) 7G-Tronic 2005-2009
  • Mercedes-Benz S-class S 63 AMG (525HP) L 2006-2013
  • Mercedes-Benz S-class S 500 (456 Hp) 4MATIC G-TRONIC 2013-2017
  • Mercedes-Benz S-class S 320 4Matic CDI (235 Hp) L 2006-2008

To find real-world stats for other Mercedes-BenzВ S-class versions, use the filter at this link: here