BYD Dolphin vs Mazda 3: Running Costs in Northern Territory
Data verified April 2025
At this driving profile, the Mazda 3 is the more economical choice over 5 years in Northern Territory.
Running only 15,000 km per year in Northern Territory, the BYD Dolphin's higher purchase price doesn't fully pay back through lower running costs within 5 years. The BYD Dolphin costs $73,852 in total versus $63,811 for the Mazda 3 — a difference of $10,042. Break-even would take approximately 7.9 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 3,716 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 Northern Territory?
At 15,000 km/yr in Northern Territory the Mazda 3 is the cheaper option over 5 years: $63,811 total versus $73,852 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 Northern Territory?
At 15,000 km/yr in Northern Territory the BYD Dolphin breaks even against the Mazda 3 after approximately 7.9 years (118,750 km).
How much does it cost to charge the BYD Dolphin vs fuel the Mazda 3 per year in Northern Territory?
At 15,000 km/yr in Northern Territory, charging the BYD Dolphin costs approximately $637/yr, versus $1,935/yr in petrol for the Mazda 3. Northern Territory's electricity and fuel rates are applied automatically.