EV vs Petrol Comparison
EV vs Petrol Cost: Whanganui → Hamilton
How much cheaper is an electric vehicle compared to petrol on this 275 km route? Prices updated 10 April 2026.
Cost Comparison
One-way energy cost for EV models vs petrol vehicles. Home charging at NZD 0.36/kWh, DC fast at NZD 0.52/kWh.
| Vehicle | Energy used | Home charge | DC fast | Saving vs car |
|---|---|---|---|---|
| BYD Atto 3 | 43.7 kWh | NZD 15.71 | NZD 22.70 | NZD 44.30 saved |
| Tesla Model 3 | 39.3 kWh | NZD 14.14 | NZD 20.43 | NZD 45.88 saved |
| Volvo XC40 Recharge | 65.5 kWh | NZD 23.57 | NZD 34.05 | NZD 36.45 saved |
| MG4 | 40.4 kWh | NZD 14.56 | NZD 21.03 | NZD 45.46 saved |
| BMW iX3 | 50.9 kWh | NZD 18.33 | NZD 26.48 | NZD 41.69 saved |
| Petrol Car (Regular 91) | 22.9 L | NZD 60.02 | — | reference |
| Petrol Van (Diesel) | 30.6 L | NZD 68.41 | — | reference |
DC Fast Charging Time
Time to recharge the energy used for this 275 km route at DC fast charge speed.
New Zealand EV Electricity Rates
Rates used in the calculations above.
EV Questions: Whanganui to Hamilton
Is an EV cheaper than petrol for Whanganui to Hamilton?
Yes, on home charging, the best EV option for this 275 km route costs approximately NZD 14.14, compared to NZD 60.02 for a petrol car on Regular 91. That's a saving of NZD 45.88 per one-way trip. DC fast charging is slightly more expensive but still competitive.
How long does it take to recharge an EV for this route?
It depends on the EV and charger type. On a DC fast charger, most EVs listed here can replenish the energy used for this route in 10–40 minutes. Home AC charging typically takes several hours for the equivalent energy. See the charging time breakdown in the table above.
What is the electricity rate for EV charging in New Zealand?
The home charging rate used here is NZD 0.36/kWh. Public DC fast charging is estimated at NZD 0.52/kWh. Rates may vary by charger operator and subscription plan.
Which EV is most efficient for highway driving in New Zealand?
Among the reference models listed here, the Tesla Model 3 achieves approximately 7.0 km/kWh on highway routes, making it one of the most efficient for long-distance travel. Real-world performance may vary with speed, air conditioning, and load.
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