BYD Seal vs Mazda CX-5: Running Costs in Western Australia
Data verified April 2025
At this driving profile, the Mazda CX-5 is the more economical choice over 5 years in Western Australia.
Running only 15,000 km per year in Western Australia, the BYD Seal's higher purchase price doesn't fully pay back through lower running costs within 5 years. The BYD Seal costs $96,568 in total versus $77,486 for the Mazda CX-5 — a difference of $19,082. Break-even would take approximately 11.8 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 Seal still avoids around 4,505 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 Seal cheaper than the Mazda CX-5 over 5 years in Western Australia?
At 15,000 km/yr in Western Australia the Mazda CX-5 is the cheaper option over 5 years: $77,486 total versus $96,568 for the BYD Seal. Use the calculator to adjust for your situation.
How long does the BYD Seal take to break even against the Mazda CX-5 in Western Australia?
At 15,000 km/yr in Western Australia the BYD Seal breaks even against the Mazda CX-5 after approximately 11.8 years (177,500 km).
How much does it cost to charge the BYD Seal vs fuel the Mazda CX-5 per year in Western Australia?
At 15,000 km/yr in Western Australia, charging the BYD Seal costs approximately $855/yr, versus $2,280/yr in petrol for the Mazda CX-5. Western Australia's electricity and fuel rates are applied automatically.