BYD Sealion 7 vs Mazda CX-5: Running Costs in South Australia
Data verified April 2025
At this driving profile, the Mazda CX-5 is the more economical choice over 5 years in South Australia.
Running only 15,000 km per year in South Australia, the BYD Sealion 7's higher purchase price doesn't fully pay back through lower running costs within 5 years. The BYD Sealion 7 costs $103,552 in total versus $78,350 for the Mazda CX-5 — a difference of $25,203. The numbers don't reach break-even within this holding period. If you drive significantly more km per year, or if petrol prices rise substantially, this comparison would shift. The BYD Sealion 7 still avoids around 8,465 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 Sealion 7 cheaper than the Mazda CX-5 over 5 years in South Australia?
At 15,000 km/yr in South Australia the Mazda CX-5 is the cheaper option over 5 years: $78,350 total versus $103,552 for the BYD Sealion 7. Use the calculator to adjust for your situation.
Does the BYD Sealion 7 break even against the Mazda CX-5 in South Australia?
At 15,000 km/yr in South Australia the BYD Sealion 7 does not fully recover its price premium within a 5-year holding period. Higher annual km or an extended holding period would change this.
How much does it cost to charge the BYD Sealion 7 vs fuel the Mazda CX-5 per year in South Australia?
At 15,000 km/yr in South Australia, charging the BYD Sealion 7 costs approximately $1,193/yr, versus $2,303/yr in petrol for the Mazda CX-5. South Australia's electricity and fuel rates are applied automatically.