← Top cars of 2003
Top 20 · 2003
Two-seater in Canada
The most efficient 2003 models in this NRCan class. Rank 1 uses the least energy; each model appears once, not every trim. How this works
- 1Honda Insight
4.5 L/100 km
- 2Mazda MX-5 Miata
10.7 L/100 km
- 3Bmw Z4 Roadster
11.2 L/100 km
- 4Mercedes Benz Slk 230 Kompressor11.3 L/100 km
- 5Audi Tt Roadster11.4 L/100 km
- 5Audi Tt Roadster Quattro11.4 L/100 km
- 7Honda S200011.6 L/100 km
- 8Porsche Boxster11.9 L/100 km
- 9Nissan 350Z12.1 L/100 km
- 10Chevrolet Corvette Convertible12.3 L/100 km
- 10Mercedes Benz Slk 32012.3 L/100 km
- 12Porsche Boxster Convertible12.4 L/100 km
- 12Porsche 911 Targa12.4 L/100 km
- 14Ford Thunderbird Sport12.8 L/100 km
- 15Ford Thunderbird13.1 L/100 km
- 16Mercedes Benz Slk 32 Amg13.5 L/100 km
- 17Mercedes Benz Sl 50014.6 L/100 km
- 18Porsche 911 GT214.7 L/100 km
- 19Bmw Z816.3 L/100 km
- 19Mercedes Benz Sl 55 Amg16.3 L/100 km
Tied models share a rank. NRCan Fuel Consumption Guide, one entry per unique model.








