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2020 Mazda 3 fuel consumption
4 versions rated. Official figures from the Australian Government’s Green Vehicle Guide.
Fuel use, combined
5.3–5.5 L/100km
lower is better
Cost to run a year
$1,491–$1,548
at 14,000km
CO₂ from the exhaust
127–135 g/km
per kilometre
Uses 30% less fuel than the typical 2020 car, which averaged 7.6 L/100km.
Every 2020 Mazda 3 version
| Version | Engine | Fuel use | City | Highway | Cost/year | CO₂ |
|---|---|---|---|---|---|---|
| Sedan Sedan Manual | 2L 4cyl Supercharged Petrol 95RON | 5.3 | 6.2 | 4.9 | $1,491 | 127 Better than average |
| Hatch Hatch Manual | 2L 4cyl Supercharged Petrol 95RON | 5.3 | 6.2 | 4.9 | $1,491 | 127 Better than average |
| Sedan Sedan Auto | 2L 4cyl Supercharged Petrol 95RON | 5.5 | 6.5 | 4.9 | $1,548 | 132 Better than average |
| Hatch Hatch Auto | 2L 4cyl Supercharged Petrol 95RON | 5.5 | 6.5 | 4.9 | $1,548 | 135 Better than average |
Mazda 3 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.