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Mercedes CLA fuel consumption

Of all Mercedes CLA modifications produced from 2013 to 2025 real fuel consumption according to user ratings is approximately 28% higher compared to advertised consumption. For petrol engines real consumption is in average 30% higher, but for diesel engines is approximately 26% higher. Starting from 2013 Mercedes CLA average difference between actual owner-reported fuel consumption and stated consumption was significantly higher than average, at 2019 it was less than industry average, at 2022 difference became similar to average and finally at 2023 difference between owner-reported and advertised fuel economy became less than industry average. It should be noted that the gap between advertised and actual fuel economy changed quite significantly across the entire automotive industry during this period. For more details, see the table below.

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

YearGasoline carsDiesel cars
All carmakersMercedes CLAAll carmakersMercedes CLA
2013+23%+40% +27%+41%
Show all years
2014+26%+40% +30%+41%
2015+27%+40% +33%+38%
2016+28%+42% +36%+48%
2017+28%+49% +36%+57%
2018+27%+49% +36%+57%
2019+25%+15% +33%+25%
2020+22%+15% +31%+25%
2021+20%+15% +27%+25%
2022+18%+15% +24%+25%
2023+16%+15% +22%+13%

Select Mercedes CLA generation

For detailed fuel economy data, including advertised versus real-world fuel consumption and consumption differences between different engines and transmissions.

Mercedes CLA 2023 - 2025 coupe fuel economy Mercedes CLA 2019 - 2023 wagon, coupe fuel economy Mercedes CLA 2016 - 2018 wagon, coupe fuel economy Mercedes CLA 2013 - 2016 coupe fuel economy
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.