BYD Dolphin vs Mazda 3: Running Costs in Queensland
Data verified April 2025
At this driving profile, the Mazda 3 is the more economical choice over 5 years in Queensland.
Running only 15,000 km per year in Queensland, the BYD Dolphin's higher purchase price doesn't fully pay back through lower running costs within 5 years. The BYD Dolphin costs $74,336 in total versus $63,261 for the Mazda 3 — a difference of $11,075. Break-even would take approximately 9.6 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 2,175 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 Mazda 3 over 5 years in Queensland?
At 15,000 km/yr in Queensland the Mazda 3 is the cheaper option over 5 years: $63,261 total versus $74,336 for the BYD Dolphin. Use the calculator to adjust for your situation.
How long does the BYD Dolphin take to break even against the Mazda 3 in Queensland?
At 15,000 km/yr in Queensland the BYD Dolphin breaks even against the Mazda 3 after approximately 9.6 years (143,750 km).
How much does it cost to charge the BYD Dolphin vs fuel the Mazda 3 per year in Queensland?
At 15,000 km/yr in Queensland, charging the BYD Dolphin costs approximately $664/yr, versus $1,755/yr in petrol for the Mazda 3. Queensland's electricity and fuel rates are applied automatically.