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CarMonitor

NRCan fuel consumption ratings

Where the 2021 Audi TT RS ranks

A number like “8.5 L/100 km” means nothing on its own. This puts it against every other vehicle rated in Canada that year.

Your vehicle

It is on your insurance slip, your registration, and the driver-side dashboard.
Against every 2021 vehicle rated in Canada

56%more efficient than

About average. The 2021 Audi TT RS uses 10 L/100 km combined, ranking 449 of 1059.

Within Subcompact

53%

More efficient than 53% of the 92 vehicles NRCan puts in this class for 2021.

Best in class
2.1
Class median
10.3
This vehicle
10
Worst in class
16.7

Tailpipe emissions

232 g/km

Cleaner than 58% of 2021 vehicles. NRCan rates it 5 out of 10.

Tailpipe only. It does not count the emissions of producing the fuel, or of generating electricity for an electric vehicle — the EV comparison does account for the grid.

How this is measured: Ranked against vehicles of the same model year, not against everything ever rated — comparing a 2004 SUV with 2026 hybrids would rank the calendar rather than the car. Where a model has several rated versions, the median one is used.

Source: NRCan — Fuel consumption ratings. Data current as of 2026-08-11. 30,784 rated vehicles, 1995 to 2026.