Discover all fuel consumption figures for the Seat Leon (2026), including consumption at low, medium and high speeds, CO2 emissions in city and highway driving and much more. Data based on WLTP, NEDC, EPA or CLTC tests.
Detailed fuel consumption: from emissions to range (2026)
Petrol versions
| Minimum consumption (WLTP) |
5.3–6.2 l/100 km |
| Maximum consumption (WLTP) |
6.7–7.2 l/100 km |
| Minimum CO2 emissions (WLTP) |
119–137 g/km |
| Maximum CO2 emissions (WLTP) |
151–164 g/km |
Plug-in hybrid versions
| Consumption (WLTP) |
1.1–1.3 l/100 km |
| CO2 emissions (WLTP) |
25–30 g/km |
Diesel versions
| Minimum consumption (WLTP) |
4.2–4.7 l/100 km |
| Maximum consumption (WLTP) |
4.3–4.9 l/100 km |
| Minimum CO2 emissions (WLTP) |
109–123 g/km |
| Maximum CO2 emissions (WLTP) |
113–129 g/km |
Differences between versions
Fuel consumption figures for the Seat Leon 2026 vary depending on the version. Below you will find the specific technical specifications.
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