REAL MPG:
Hyundai i30 (2017 on)
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000099
33–63
Real MPG
46.3
Average
Comfortable and refined. Spacious boot. Impressive petrol engines. Good level of standard safety equipment.
Diesel could be punchier. Rear headroom tight for taller passengers.
Select engine for more Real MPG information:
| Engine | Official MPG | Real MPG Avg. | Real MPG % | |
| 1.0 T-GDI | 51.4–52.3 mpg | 43.8 mpg | 84% |  |
| 1.0 T-GDI 120 | 56.5 mpg | 50.0 mpg | 88% | |
| 1.4 T-GDI | 48.7 mpg | 42.5 mpg | 87% | |
| 1.4 T-GDI 140 | 48.7 mpg | 42.8 mpg | 88% | |
| 1.4 T-GDI 140 DCT | 49.6 mpg | - | - | |
| 1.4 T-GDI DCT | 51.4 mpg | - | - | |
| 1.6 CRDi 110 | 67.3 mpg | 53.5 mpg | 80% | |
| 1.6 CRDi 110 DCT | 68.9 mpg | 46.9 mpg | 68% | |
Our Fuel Cost Calculator shows you which will be the best choice for you.
Compare the running costs of petrol, diesel and electric cars to make the right choice for you.
Read the Honest John review...
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Hyundai i30 (2017 on)
Comfortable and refined. Spacious boot. Impressive petrol engines. Good level of standard safety equipment.
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Rivals
| Hyundai i30 (2017 on) | 46.3 | avg mpg |
| Citroen C4 Cactus (2014 on) | 53.0 | avg mpg |
| Vauxhall Astra Sports Tourer (2016 on) | 52.7 | avg mpg |
| Renault Megane (2016 on) | 45.4 | avg mpg |
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