Audi Q3 vs BYD Sealion 8
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.

Audi Q3
From $61,600
SUV
4-cylinder inline petrol with turbocharging, MHEV technology and Cylinder on Demand (CoD)
110kW
5.7 L/100km
5★ ANCAP
575L

BYD Sealion 8
From $56,990
SUV
Petrol Turbo PHEV
205kW
1.1 kWh/100km
5★ ANCAP
400L
Price Breakdown
The Audi Q3 starts from $61,600 before on-road costs, while the BYD Sealion 8 opens at $56,990. That makes the BYD Sealion 8 the more affordable entry point by $4,610.
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. Estimated driveaway prices sit around $68,868 for the Audi Q3 and $61,549 for the BYD Sealion 8.
The BYD Sealion 8 qualifies for FBT exemption as an electric vehicle, which can dramatically reduce the effective cost for novated lease buyers. The Audi Q3, as a petrol model, does not qualify.
Over 5 years, the running costs favour the BYD Sealion 8 by roughly $7,860 in fuel alone.
Safety Rundown
Both the Audi Q3 and BYD Sealion 8 hold a 5-star ANCAP safety rating. Adult occupant protection scored 87% for the Audi Q3 and 89% for the BYD Sealion 8.
Where the two diverge is in active safety technology. The BYD Sealion 8 packs more ADAS features with 7 out of 10 key systems fitted, compared to 3 in the Audi Q3.
Both include the essentials: autonomous emergency braking, a reversing camera. Airbag count is 6 in the Audi Q3 and 9 in the BYD Sealion 8. The BYD Sealion 8 adds a 360-degree camera that the Audi Q3 misses.
Feature Showdown
The Audi Q3 features a 12.8-inch touchscreen, while the BYD Sealion 8 gets a 15.6-inch display. Apple CarPlay and Android Auto are standard across both.
The Audi Q3 stands out with Apple CarPlay and ambient lighting that you will not find on the BYD Sealion 8. The BYD Sealion 8 counters with wireless Apple CarPlay/Android Auto, wireless charging, panoramic roof, heated front seats and ventilated seats. Which feature set matters more depends on your daily routine and priorities.
Drivetrain
The Audi Q3 uses a 4-cylinder inline petrol with turbocharging, MHEV technology and Cylinder on Demand (CoD) producing 110kW and 250Nm of torque, sent through a 7-speed s tronic to a FWD layout. It covers the 0-100km/h sprint in 9.1 seconds.
The BYD Sealion 8 responds with a Petrol Turbo PHEV making 205kW and 315Nm, paired to a 1-speed auto driving the front wheels. It gets to 100km/h in 8.6 seconds.
The BYD Sealion 8 has the clear power advantage at 205kW vs 110kW. In the real-world sprint, the BYD Sealion 8 is 0.5s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.
Space & Comfort
The Audi Q3 measures 4,531mm long on a 2,681mm wheelbase, 509mm shorter than the BYD Sealion 8 at 5,040mm (2,950mm wheelbase). The longer wheelbase on the BYD Sealion 8 generally means more rear legroom.
Boot space is 575L in the Audi Q3 and 400L in the BYD Sealion 8, giving the Audi Q3 a 175L advantage. The BYD Sealion 8 seats 7 vs 5.
For towing, the BYD Sealion 8 leads with a 1,800kg braked capacity vs 1,200kg. That 600kg difference matters if you regularly hitch up.
Turning Circle
Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.
11.0m to 11.7m
Based on 11.7m turning circle:
- U-turn on standard street (7m+ wide)
- Standard parking bay
- Tight carparks
- Narrow laneways
Based on 11.0m turning circle:
- U-turn on standard street (7m+ wide)
- Standard parking bay
- Tight carparks
- Narrow laneways
Turning circle ratings
True Cost to Own
Based on 15,000km of annual driving, fuel costs roughly $1,625/year for the Audi Q3 and $53/year for the BYD Sealion 8. That is a $1,572 annual difference in favour of the BYD Sealion 8.
Estimated annual total: $1,625 (Audi Q3) vs $53 (BYD Sealion 8). The BYD Sealion 8 saves you roughly $1,572 per year in total ownership costs. Use our Fuel Cost Calculator to estimate based on your driving.
Warranty: 5 years / 999,999km (Audi Q3) vs 6 years / 150,000km (BYD Sealion 8). The BYD Sealion 8 has longer coverage.
Who Should Buy Which?
Buy the Audi Q3 if: You need more boot space, or prefer Audi's approach to design and ownership experience.
Buy the BYD Sealion 8 if: You want the lower entry price, prioritise performance, want lower running costs, value a longer warranty, need stronger towing, or prefer BYD's approach to design and ownership experience.
The Verdict
The BYD Sealion 8 takes 6 of 7 key spec categories and comes in at a lower price. The BYD Sealion 8 will save you roughly $1,572 a year in fuel. If boot space matters, the Audi Q3 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, Audi Q3 and BYD Sealion 8?
The BYD Sealion 8 is the cheapest at $56,990 before on-road costs. That undercuts the Audi Q3 by $4,610.
Which is the most fuel-efficient?
The BYD Sealion 8 uses the least fuel at 1.1L/100km on the combined cycle.
Which is safest?
They are evenly matched — Audi Q3 and BYD Sealion 8 all hold a 5-star ANCAP rating. Compare the active-safety features above to separate them.
Which has the most boot space?
The Audi Q3 has the largest boot at 575L.
Which can tow the most?
The BYD Sealion 8 has the highest braked towing capacity at 1,800kg.
Which has the best warranty?
The BYD Sealion 8 has the longest warranty at 6 years / 150k km.
Which is the most powerful?
The BYD Sealion 8 makes the most power at 205kW. The BYD Sealion 8 is quickest to 100km/h in 8.6s.
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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