BYD Dolphin vs Hyundai i30: Running Costs in Western Australia
Data verified April 2025
At this driving profile, the Hyundai i30 is the more economical choice over 5 years in Western Australia.
Running only 15,000 km per year in Western Australia, the BYD Dolphin's higher purchase price doesn't fully pay back through lower running costs within 5 years. The BYD Dolphin costs $74,313 in total versus $59,900 for the Hyundai i30 — a difference of $14,413. Break-even would take approximately 13.0 years — beyond the 5-year horizon. If you drive significantly more km per year, or if petrol prices rise substantially, this comparison would shift. The BYD Dolphin still avoids around 4,415 kg of CO₂ over the ownership period.
The economics don't stack up at this driving distance — increase annual km or extend the holding period to change the picture.
Frequently asked questions
Is the BYD Dolphin cheaper than the Hyundai i30 over 5 years in Western Australia?
At 15,000 km/yr in Western Australia the Hyundai i30 is the cheaper option over 5 years: $59,900 total versus $74,313 for the BYD Dolphin. Use the calculator to adjust for your situation.
How long does the BYD Dolphin take to break even against the Hyundai i30 in Western Australia?
At 15,000 km/yr in Western Australia the BYD Dolphin breaks even against the Hyundai i30 after approximately 13.0 years (195,000 km).
How much does it cost to charge the BYD Dolphin vs fuel the Hyundai i30 per year in Western Australia?
At 15,000 km/yr in Western Australia, charging the BYD Dolphin costs approximately $710/yr, versus $2,010/yr in petrol for the Hyundai i30. Western Australia's electricity and fuel rates are applied automatically.