BYD Atto 3 vs Mazda 3: Running Costs in Western Australia
Data verified April 2025
At this driving profile, the Mazda 3 is the more economical choice over 5 years in Western Australia.
Running only 15,000 km per year in Western Australia, the BYD Atto 3's higher purchase price doesn't fully pay back through lower running costs within 5 years. The BYD Atto 3 costs $84,045 in total versus $63,236 for the Mazda 3 — a difference of $20,810. 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 Atto 3 still avoids around 2,468 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 Atto 3 cheaper than the Mazda 3 over 5 years in Western Australia?
At 15,000 km/yr in Western Australia the Mazda 3 is the cheaper option over 5 years: $63,236 total versus $84,045 for the BYD Atto 3. Use the calculator to adjust for your situation.
Does the BYD Atto 3 break even against the Mazda 3 in Western Australia?
At 15,000 km/yr in Western Australia the BYD Atto 3 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 Atto 3 vs fuel the Mazda 3 per year in Western Australia?
At 15,000 km/yr in Western Australia, charging the BYD Atto 3 costs approximately $782/yr, versus $1,800/yr in petrol for the Mazda 3. Western Australia's electricity and fuel rates are applied automatically.