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HomeComparisonsMercedes-Benz G-Class vs BMW X6
Spec Battle Updated 20 April 2026 5 min read

Mercedes-Benz G-Class vs BMW X6

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.

SpecMercedes-BenzBMW
Price (RRP)$214,900$149,900
Fuel typeDieselDiesel
Power270kW219kW
0-100 km/h5.8s4.8s
Fuel Economy8.7 L/100km7.7 L/100km
Boot Space480L580L
Towing3,500kg3,500kg
Warranty5yr / Unlimited5yr / Unlimited
ANCAP SafetyNo dataNo data

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Price Breakdown

The Mercedes-Benz G-Class starts from $214,900 before on-road costs, while the BMW X6 opens at $149,900. That makes the BMW X6 the more affordable entry point by $65,000.

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 $236,390 and $164,890 respectively.

Over 5 years, the running costs favour the BMW X6 by roughly $1,425 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 Mercedes-Benz G-Class features a 12.3-inch touchscreen paired with a 12.3-inch digital dash, while the BMW X6 gets a 14.9-inch display and 12.3-inch instruments. Apple CarPlay and Android Auto are standard across both.

The Mercedes-Benz G-Class stands out with Burmester audio that you will not find on the BMW X6. The BMW X6 counters with panoramic roof, heated front seats, ventilated seats, power tailgate and Harman Kardon audio. Which feature set matters more depends on your daily routine and priorities.

Interior trim differs: the Mercedes-Benz G-Class gets nappa leather upholstery while the BMW X6 offers sensatec synthetic leather. Climate control is 3-zone in the Mercedes-Benz G-Class and 2-zone in the BMW X6.

Drivetrain

The Mercedes-Benz G-Class uses a Diesel producing 270kW and 750Nm of torque, sent through a automatic to a 4WD layout. It covers the 0-100km/h sprint in 5.8 seconds.

The BMW X6 responds with a Diesel making 219kW and 670Nm, paired to a auto driving all four wheels. It gets to 100km/h in 4.8 seconds.

The Mercedes-Benz G-Class has the clear power advantage at 270kW vs 219kW. In the real-world sprint, the BMW X6 is 1.0s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.

Space & Comfort

The Mercedes-Benz G-Class measures 4,825mm long on a 2,890mm wheelbase, 135mm shorter than the BMW X6 at 4,960mm (2,975mm wheelbase). The longer wheelbase on the BMW X6 generally means more rear legroom.

Boot space is 480L in the Mercedes-Benz G-Class and 580L in the BMW X6, giving the BMW X6 a 100L advantage.

For towing, the BMW X6 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.

12.7m to 13.0m

TightestBMW X6 xDrive30d M SportTightest turn at 12.7m, easiest U-turns and carparks
BMW X6 xDrive30d M Sport
12.7mTighter
Best
Mercedes-Benz G-Class G450d
13.0m
Worst
Mercedes-Benz G-Class G450d
13.0m · Large

Based on 13.0m turning circle:

  • U-turn on standard street (7m+ wide)
  • Standard parking bay
  • Tight carparks
  • Narrow laneways
BMW X6 xDrive30d M Sport
12.7m · Large

Based on 12.7m turning circle:

  • U-turn on standard street (7m+ wide)
  • Standard parking bay
  • Tight carparks
  • Narrow laneways

Turning circle ratings

Under 10m, Excellent
10 to 11m, Good
11 to 12m, Average
Over 12m, Large
Compare U-turns side by side

Turning Circle · U-turn compare

kerb-to-kerb, 2 cars
Tap to add/remove
TightestBMW X6Tightest turn at 12.7m, needs the least road to swing around
Mercedes-Benz G-Class13.0 m
Large△ 3-point
BMW X6Tightest12.7 m
Large△ 3-point
Scrub the turn

0 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.

Under 10 m · Excellent 10–11 m · Good 11–12 m · Average Over 12 m · Large

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 $2,480/year for the Mercedes-Benz G-Class and $2,195/year for the BMW X6. That is a $285 annual difference in favour of the BMW X6.

Estimated annual total: $2,480 (Mercedes-Benz G-Class) vs $2,195 (BMW X6). The BMW X6 saves you roughly $285 per year in total ownership costs. Use our Fuel Cost Calculator to estimate based on your driving.

Warranty: 5 years / 999,999km (Mercedes-Benz G-Class) vs 5 years / 999,999km (BMW X6). Both match on warranty length.

Who Should Buy Which?

Buy the Mercedes-Benz G-Class if: You prioritise performance, or prefer Mercedes-Benz's approach to design and ownership experience.

Buy the BMW X6 if: You want the lower entry price, need more boot space, want lower running costs, or prefer BMW's approach to design and ownership experience.

The Verdict

The BMW X6 takes 4 of 5 key spec categories and comes in at a lower price. The BMW X6 will save you roughly $285 a year in fuel. If boot space matters, the BMW X6 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, Mercedes-Benz G-Class and BMW X6?

The BMW X6 is the cheapest at $149,900 before on-road costs. That undercuts the Mercedes-Benz G-Class by $65,000.

Which is the most fuel-efficient?

The BMW X6 uses the least fuel at 7.7L/100km on the combined cycle.

What are the ANCAP safety ratings?

None of Mercedes-Benz G-Class and BMW X6 carry a published ANCAP rating yet — check back as they are tested.

Which has the most boot space?

The BMW X6 has the largest boot at 580L.

Which can tow the most?

The Mercedes-Benz G-Class has the highest braked towing capacity at 3,500kg.

Which is the most powerful?

The Mercedes-Benz G-Class makes the most power at 270kW. The BMW X6 is quickest to 100km/h in 4.8s.

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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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