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Cars › Mercedes-Benz › GT Class › 2025
2025 Mercedes-Benz GT Class fuel consumption
2 versions rated. Official figures from the Australian Government’s Green Vehicle Guide.
Fuel use, combined
9.8–15.0 L/100km
lower is better
Cost to run a year
$2,867–$4,389
at 14,000km
CO₂ from the exhaust
223–342 g/km
per kilometre
Uses 29% more fuel than the typical 2025 car, which averaged 7.6 L/100km.
Every 2025 Mercedes-Benz GT Class version
| Version | Engine | Fuel use | City | Highway | Cost/year | CO₂ |
|---|---|---|---|---|---|---|
| M-AMG GT 43 Coupe Auto | 2L 4cyl Turbo Petrol 98RON | 9.8 | 13.3 | 7.8 | $2,867 | 223 Worse than average |
| M-AMG GT 63 PRO Coupe Auto | 4L 8cyl Turbo Petrol 98RON | 15.0 | 22.4 | 10.7 | $4,389 | 342 Worse than average |
Mercedes-Benz GT Class in other years
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Figures come from a standardised laboratory test, so every car is measured the same way. Your own fuel use will differ with traffic, load, tyre pressure and how you drive. Running costs assume 14,000km a year at recent average fuel prices.