BMW 6 Series vs Mercedes-Benz AMG GT
A detailed look at how two of Australia's most popular Coupes 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.
BMW 6 Series
Price TBC
Coupe
Petrol
—
235kW
7.8 L/100km
ANCAP: no data
460L
Mercedes-Benz AMG GT
From $373,000
Coupe
Petrol
Petrol
430kW
14.6 L/100km
ANCAP: no data
321L
BMW 6 Series: we're still completing price, warranty, ground clearance and braked towing.
A blank cell below means we don't have that figure, not that the car scores badly on it. We leave them empty rather than estimate, so any row where one car is blank isn't a like-for-like comparison yet.
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Price Breakdown
Pricing for one or both models is yet to be confirmed for the Australian market. We will update this comparison when official RRPs are announced.
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.
The BMW 6 Series stands out with ambient lighting — features our data doesn't list for the Mercedes-Benz AMG GT. The Mercedes-Benz AMG GT counters with Apple CarPlay, panoramic roof, ventilated seats, power tailgate and Burmester audio. Which feature set matters more depends on your daily routine and priorities.
Interior trim differs: the BMW 6 Series gets leather upholstery while the Mercedes-Benz AMG GT offers nappa leather.
Drivetrain
The BMW 6 Series lines up producing 235kW and 450Nm of torque, sent through a 8-speed sport automatic with steptronic to a RWD layout. It covers the 0-100km/h sprint in 5.4 seconds.
The Mercedes-Benz AMG GT responds with a Petrol making 430kW and 800Nm, paired to a 9-speed auto driving all four wheels. It gets to 100km/h in 3.2 seconds.
The Mercedes-Benz AMG GT has the clear power advantage at 430kW vs 235kW. In the 0-100 sprint (manufacturer-claimed), the Mercedes-Benz AMG GT is 2.2s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.
Space & Comfort
The BMW 6 Series measures 4,894mm long on a 2,855mm wheelbase, 166mm longer than the Mercedes-Benz AMG GT at 4,728mm (2,700mm wheelbase). The longer wheelbase on the BMW 6 Series generally means more rear legroom.
Boot space is 460L in the BMW 6 Series and 321L in the Mercedes-Benz AMG GT, giving the BMW 6 Series a 139L advantage.
Turning Circle
Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.
11.7m to 12.5m
Based on 11.7m turning circle:
- U-turn on standard street (7m+ wide)
- Standard parking bay
- Tight carparks
- Narrow laneways
Based on 12.5m 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 $2,223/year for the BMW 6 Series and $4,161/year for the Mercedes-Benz AMG GT. That is a $1,938 annual difference in favour of the BMW 6 Series.
Who Should Buy Which?
Buy the BMW 6 Series if: You need more boot space, want lower running costs, or prefer BMW's approach to design and ownership experience.
Buy the Mercedes-Benz AMG GT if: You prioritise performance, or prefer Mercedes-Benz's approach to design and ownership experience.
The Verdict
This is genuinely close. The BMW 6 Series and Mercedes-Benz AMG GT trade blows across the spec sheet, and neither runs away with an outright win. The BMW 6 Series will save you roughly $1,938 a year in fuel. If boot space matters, the BMW 6 Series 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, BMW 6 Series and Mercedes-Benz AMG GT?
The Mercedes-Benz AMG GT is the cheapest at $373,000 before on-road costs.
Which is the most fuel-efficient?
The BMW 6 Series uses the least fuel at 7.8L/100km on the combined cycle.
What are the ANCAP safety ratings?
None of BMW 6 Series and Mercedes-Benz AMG GT 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 BMW 6 Series has the largest boot at 460L.
Which is the most powerful?
The Mercedes-Benz AMG GT makes the most power at 430kW. The Mercedes-Benz AMG GT is quickest to 100km/h in 3.2s.
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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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