EV vs Petrol Comparison
EV vs Petrol Cost: Napier → Nelson
How much cheaper is an electric vehicle compared to petrol on this 420 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 | 66.7 kWh | NZD 24.00 | NZD 34.67 | NZD 67.67 saved |
| Tesla Model 3 | 60.0 kWh | NZD 21.60 | NZD 31.20 | NZD 70.07 saved |
| Volvo XC40 Recharge | 100.0 kWh | NZD 36.00 | NZD 52.00 | NZD 55.67 saved |
| MG4 | 61.8 kWh | NZD 22.24 | NZD 32.12 | NZD 69.43 saved |
| BMW iX3 | 77.8 kWh | NZD 28.00 | NZD 40.44 | NZD 63.67 saved |
| Petrol Car (Regular 91) | 35.0 L | NZD 91.67 | — | reference |
| Petrol Van (Diesel) | 46.7 L | NZD 104.49 | — | reference |
DC Fast Charging Time
Time to recharge the energy used for this 420 km route at DC fast charge speed.
New Zealand EV Electricity Rates
Rates used in the calculations above.
EV Questions: Napier to Nelson
Is an EV cheaper than petrol for Napier to Nelson?
Yes, on home charging, the best EV option for this 420 km route costs approximately NZD 21.60, compared to NZD 91.67 for a petrol car on Regular 91. That's a saving of NZD 70.07 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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