BYD Sealion 8 vs Mazda CX-70
A detailed look at how two of Australia's most popular SUVs compare on price, running costs, safety, and everyday livability.
Specifications and pricing correct at time of publishing. Prices are RRP before on-road costs unless stated otherwise. Always confirm with the manufacturer or dealer before purchasing.
BYD Sealion 8
From $56,990
SUV
Plug-in Hybrid
Petrol Turbo PHEV
205kW
1.1 kWh/100km
ANCAP: no data
270L
Mazda CX-70
From $73,020
SUV
Petrol
Petrol
254kW
8.1 L/100km
ANCAP: no data
598L
Plug-in hybrid fuel economy is shown as a hybrid (battery depleted) so it compares fairly with the other car. A PHEV's official "combined" figure assumes you start every trip fully charged, so real-world economy depends on how often you plug in. Electric range shows how far it goes before the petrol engine is needed.
Track the BYD Sealion 8 & Mazda CX-70
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Price Breakdown
The BYD Sealion 8 starts from $56,990 before on-road costs, while the Mazda CX-70 opens at $73,020. That makes the BYD Sealion 8 the more affordable entry point by $16,030.
Once you factor in stamp duty, registration, CTP insurance, and dealer delivery, expect to add roughly 8-12% on top of the RRP depending on your state. That puts estimated driveaway prices in the ballpark of $62,689 and $80,322 respectively.
Over 5 years, the running costs favour the BYD Sealion 8 by roughly $10,275 in fuel alone.
Safety Rundown
ANCAP safety ratings have not been published for both models yet. We will update this section when crash test results are available.
Charging Times
How long each takes to charge, from a household power point to ultra-rapid DC, estimated from battery size and max charge rates.
How long to charge
19kWh usablePublic DC
50kW charger · 0–80%
Ultra-rapid DC
up to 40kW · 0–80%
Estimates from usable battery size and the car's max charge rates (7.4kW AC, 40kW DC). Real times vary with temperature, starting charge, charger output and the charging curve.
Feature Showdown
The BYD Sealion 8 features a 15.6-inch touchscreen paired with a 10.3-inch digital dash, while the Mazda CX-70 gets a 12.3-inch display and 12.3-inch instruments.
The BYD Sealion 8 stands out with wireless Apple CarPlay/Android Auto, wireless charging, panoramic roof, heated front seats, ventilated seats and power tailgate — features our data doesn't list for the Mazda CX-70. The Mazda CX-70 counters with head-up display and Bose audio. Which feature set matters more depends on your daily routine and priorities.
Interior trim differs: the BYD Sealion 8 gets synthetic leather upholstery while the Mazda CX-70 offers leather.
Drivetrain
The BYD Sealion 8 uses a Petrol Turbo PHEV producing 205kW and 315Nm of torque, sent through a 1-speed auto to a FWD layout. It covers the 0-100km/h sprint in 8.6 seconds.
The Mazda CX-70 responds with a Petrol making 254kW and 500Nm, paired to a automatic driving all four wheels. It gets to 100km/h in 6.8 seconds.
The Mazda CX-70 has the clear power advantage at 254kW vs 205kW. In the 0-100 sprint (manufacturer-claimed), the Mazda CX-70 is 1.8s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.
Space & Comfort
The BYD Sealion 8 measures 5,040mm long on a 2,950mm wheelbase, 80mm shorter than the Mazda CX-70 at 5,120mm (3,120mm wheelbase). The longer wheelbase on the Mazda CX-70 generally means more rear legroom.
Boot space is 270L in the BYD Sealion 8 and 598L in the Mazda CX-70, giving the Mazda CX-70 a 328L advantage. The BYD Sealion 8 seats 7 vs 5.
For towing, the Mazda CX-70 leads with a 2,500kg braked capacity vs 1,800kg. That 700kg difference matters if you regularly hitch up.
Turning Circle
Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.
11.8m to 11.8m
Based on 11.8m turning circle:
- U-turn on standard street (7m+ wide)
- Standard parking bay
- Tight carparks
- Narrow laneways
Based on 11.8m turning circle:
- U-turn on standard street (7m+ wide)
- Standard parking bay
- Tight carparks
- Narrow laneways
Turning circle ratings
Compare U-turns side by side
Turning Circle · U-turn compare
kerb-to-kerb, 2 cars0 of 2 clear a 7.0 m street in one sweep
Green cars complete the U-turn; amber need a 3-point turn. Drag the slider to test tighter streets.
Standard widths: AU local streets ~5.5–7 m; main roads ~9–12 m.
True Cost to Own
Based on 15,000km of annual driving, fuel costs roughly $254/year for the BYD Sealion 8 and $2,309/year for the Mazda CX-70. That is a $2,055 annual difference in favour of the BYD Sealion 8.
Warranty: 6 years / 150,000km (BYD Sealion 8) vs 5 years / 999,999km (Mazda CX-70). The BYD Sealion 8 has longer coverage.
Who Should Buy Which?
Buy the BYD Sealion 8 if: You want the lower entry price, want lower running costs, value a longer warranty, or prefer BYD's approach to design and ownership experience.
Buy the Mazda CX-70 if: You prioritise performance, need more boot space, need stronger towing, or prefer Mazda's approach to design and ownership experience.
The Verdict
The Mazda CX-70 takes 4 of 6 key spec categories. The BYD Sealion 8 will save you roughly $2,055 a year in fuel. If boot space matters, the Mazda CX-70 has a clear edge. The BYD Sealion 8 adds peace of mind with a longer 6-year warranty. The best pick depends on what you value most. Explore the full specs for each model below.
Common questions
Which is cheapest, BYD Sealion 8 and Mazda CX-70?
The BYD Sealion 8 is the cheapest at $56,990 before on-road costs. That undercuts the Mazda CX-70 by $16,030.
Which is the most fuel-efficient?
The BYD Sealion 8 uses the least fuel at 1.1L/100km on the combined cycle.
What are the ANCAP safety ratings?
None of BYD Sealion 8 and Mazda CX-70 carry a published ANCAP rating yet, so there is no crash result to compare. Check back as they are tested.
Which has the most boot space?
The Mazda CX-70 has the largest boot at 598L.
Which can tow the most?
The Mazda CX-70 has the highest braked towing capacity at 2,500kg.
Which has the best warranty?
The BYD Sealion 8 has the longest warranty at 6 years / 150k km.
Which is the most powerful?
The Mazda CX-70 makes the most power at 254kW. The Mazda CX-70 is quickest to 100km/h in 6.8s.
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Disclaimer: All information in this comparison was believed to be correct at the time of publishing (20 April 2026). Prices are manufacturer recommended retail prices (RRP) and may vary by state, dealer, and options. Driveaway costs include estimated on-road costs for Victoria. Fuel economy figures are WLTP/ADR combined cycle. Specifications can change without notice. Always verify with the manufacturer before making a purchase decision. CarSorted does not accept payment for recommendations.
Auto-generated from CarSorted's specification data · 20 April 2026
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