Aston Martin DBX vs Bentley Continental GT
A detailed look at how two of Australia's most popular cars 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.
Aston Martin DBX
From $390,000
SUV
Twin-turbo petrol
405kW
14.3 L/100km
ANCAP: no data
632L
Bentley Continental GT
From $452,670
Coupe
Twin-turbo petrol PHEV
575kW
4.7 kWh/100km
ANCAP: no data
358L
Price Breakdown
The Aston Martin DBX starts from $390,000 before on-road costs, while the Bentley Continental GT opens at $452,670. That makes the Aston Martin DBX the more affordable entry point by $62,670.
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 $429,000 and $497,937 respectively.
The Bentley Continental GT qualifies for FBT exemption as an electric vehicle, which can dramatically reduce the effective cost for novated lease buyers. The Aston Martin DBX, as a petrol model, does not qualify.
Over 5 years, the running costs favour the Bentley Continental GT by roughly $19,250 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
Both come with modern infotainment systems. Apple CarPlay and Android Auto are standard across both.
The Aston Martin DBX stands out with Burmester audio that you will not find on the Bentley Continental GT. The Bentley Continental GT counters with wireless charging, Bowers & Wilkins audio and ambient lighting. Which feature set matters more depends on your daily routine and priorities.
Drivetrain
The Aston Martin DBX uses a Twin-turbo petrol producing 405kW and 700Nm of torque, sent through a automatic to a AWD layout. It covers the 0-100km/h sprint in 4.5 seconds.
The Bentley Continental GT responds with a Twin-turbo petrol PHEV making 575kW and 1000Nm, paired to a automatic driving all four wheels. It gets to 100km/h in 3.2 seconds.
The Bentley Continental GT has the clear power advantage at 575kW vs 405kW. In the real-world sprint, the Bentley Continental GT is 1.3s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.
Space & Comfort
The Aston Martin DBX measures 5,039mm long on a 3,060mm wheelbase, 144mm longer than the Bentley Continental GT at 4,895mm (2,851mm wheelbase). The longer wheelbase on the Aston Martin DBX generally means more rear legroom.
Boot space is 632L in the Aston Martin DBX and 358L in the Bentley Continental GT, giving the Aston Martin DBX a 274L advantage. The Aston Martin DBX seats 5 vs 4.
Turning Circle
Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.
13.1m diameter
Large
Based on 13.1m 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 $4,076/year for the Aston Martin DBX and $226/year for the Bentley Continental GT. That is a $3,850 annual difference in favour of the Bentley Continental GT.
Estimated annual total: $4,076 (Aston Martin DBX) vs $226 (Bentley Continental GT). The Bentley Continental GT saves you roughly $3,850 per year in total ownership costs. Use our Fuel Cost Calculator to estimate based on your driving.
Warranty: 3 years (Aston Martin DBX) vs 3 years (Bentley Continental GT). Both match on warranty length.
Who Should Buy Which?
Buy the Aston Martin DBX if: You want the lower entry price, need more boot space, or prefer Aston Martin's approach to design and ownership experience.
Buy the Bentley Continental GT if: You prioritise performance, want lower running costs, or prefer Bentley's approach to design and ownership experience.
The Verdict
The Bentley Continental GT takes 3 of 5 key spec categories. The Bentley Continental GT will save you roughly $3,850 a year in fuel. If boot space matters, the Aston Martin DBX 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, Aston Martin DBX and Bentley Continental GT?
The Aston Martin DBX is the cheapest at $390,000 before on-road costs. That undercuts the Bentley Continental GT by $62,670.
Which is the most fuel-efficient?
The Bentley Continental GT uses the least fuel at 4.7L/100km on the combined cycle.
What are the ANCAP safety ratings?
None of Aston Martin DBX and Bentley Continental GT carry a published ANCAP rating yet — check back as they are tested.
Which has the most boot space?
The Aston Martin DBX has the largest boot at 632L.
Which can tow the most?
The Aston Martin DBX has the highest braked towing capacity at 2,700kg.
Which is the most powerful?
The Bentley Continental GT makes the most power at 575kW. The Bentley Continental GT is quickest to 100km/h in 3.2s.
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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