Audi Q8 vs Lexus GX
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.
Price Breakdown
The Audi Q8 starts from $143,415 before on-road costs, while the Lexus GX opens at $119,950. That makes the Lexus GX the more affordable entry point by $23,465.
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 $157,757 and $131,945 respectively.
Over 5 years, the running costs favour the Audi Q8 by roughly $4,130 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.
Feature Showdown
The Audi Q8 features a 10.1-inch touchscreen paired with a 12.3-inch digital dash, while the Lexus GX gets a 14-inch display and 12.3-inch instruments. Apple CarPlay and Android Auto are standard across both.
The Audi Q8 stands out with panoramic roof, Bang & Olufsen audio and ambient lighting that you will not find on the Lexus GX. Which feature set matters more depends on your daily routine and priorities.
Interior trim differs: the Audi Q8 gets leather upholstery while the Lexus GX offers synthetic leather.
Drivetrain
The Audi Q8 uses a Diesel MHEV producing 210kW and 600Nm of torque, sent through a automatic to a AWD layout. It covers the 0-100km/h sprint in 6.1 seconds.
The Lexus GX responds with a Petrol making 262kW and 650Nm, paired to a 10-speed auto driving the rear wheels. It gets to 100km/h in 7 seconds.
The Lexus GX has the clear power advantage at 262kW vs 210kW. In the real-world sprint, the Audi Q8 is 0.9s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.
Space & Comfort
The Audi Q8 measures 4,986mm long on a 2,995mm wheelbase, 31mm longer than the Lexus GX at 4,955mm (2,850mm wheelbase). The longer wheelbase on the Audi Q8 generally means more rear legroom.
Boot space is 660L in the Audi Q8 and 390L in the Lexus GX, giving the Audi Q8 a 270L advantage. The Lexus GX seats 7 vs 5.
For towing, the Lexus GX leads with a 3,500kg braked capacity vs 3,500kg. That 0kg difference matters if you regularly hitch up.
Turning Circle
Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.
12.0m to 12.5m
Based on 12.5m turning circle:
- U-turn on standard street (7m+ wide)
- Standard parking bay
- Tight carparks
- Narrow laneways
Based on 12.0m 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 $2,024/year for the Audi Q8 and $2,850/year for the Lexus GX. That is a $826 annual difference in favour of the Audi Q8.
Estimated annual total: $2,024 (Audi Q8) vs $2,850 (Lexus GX). The Audi Q8 saves you roughly $826 per year in total ownership costs. Use our Fuel Cost Calculator to estimate based on your driving.
Warranty: 5 years / 999,999km (Audi Q8) vs 5 years / 999,999km (Lexus GX). Both match on warranty length.
Who Should Buy Which?
Buy the Audi Q8 if: You need more boot space, want lower running costs, or prefer Audi's approach to design and ownership experience.
Buy the Lexus GX if: You want the lower entry price, prioritise performance, or prefer Lexus's approach to design and ownership experience.
The Verdict
The Audi Q8 takes 3 of 5 key spec categories. The Audi Q8 will save you roughly $826 a year in fuel. If boot space matters, the Audi Q8 has a clear edge. The best pick depends on what you value most. Explore the full specs for each model below.
Common questions
Which is cheapest, Audi Q8 and Lexus GX?
The Lexus GX is the cheapest at $119,950 before on-road costs. That undercuts the Audi Q8 by $23,465.
Which is the most fuel-efficient?
The Audi Q8 uses the least fuel at 7.1L/100km on the combined cycle.
Which is safest?
They are evenly matched — Lexus GX all hold a 5-star ANCAP rating. Compare the active-safety features above to separate them.
Which has the most boot space?
The Audi Q8 has the largest boot at 660L.
Which can tow the most?
The Audi Q8 has the highest braked towing capacity at 3,500kg.
Which is the most powerful?
The Lexus GX makes the most power at 262kW. The Audi Q8 is quickest to 100km/h in 6.1s.
Get ahead of your next car
Join free for new-car launches, news, reviews and buying guides. The independent take on what's new in Australia and what's actually worth buying, no dealer spin. Plus early access and founding-member pricing on the upcoming CarSorted Pro Report. No spam, unsubscribe anytime.
By subscribing, you agree to receive marketing emails. You can unsubscribe at any time. View our Privacy Policy.
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
Comments (0)
Sign in to join the conversation
No comments yet. Be the first!
