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HomeComparisonsMercedes-Benz GLS-Class vs Land Rover Defender 90
Spec Battle Updated 20 April 2026 5 min read

Mercedes-Benz GLS-Class vs Land Rover Defender 90

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-BenzLand Rover
Price (RRP)$199,900$98,400
Fuel typeDieselDiesel
Power270kW183kW
0-100 km/h6.1s8s
Fuel Economy7.8 L/100km8.1 L/100km
Boot Space355L397L
Towing2,700kg3,500kg
Warranty5yr / Unlimited5yr / Unlimited
ANCAP SafetyNo dataNo data

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Price Breakdown

The Mercedes-Benz GLS-Class starts from $199,900 before on-road costs, while the Land Rover Defender 90 opens at $98,400. That makes the Land Rover Defender 90 the more affordable entry point by $101,500.

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 $219,890 and $108,240 respectively.

Over 5 years, the running costs are nearly identical since both have similar efficiency.

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 GLS-Class features a 12.3-inch touchscreen paired with a 12.3-inch digital dash, while the Land Rover Defender 90 gets a 11.4-inch display and 12.3-inch instruments. Apple CarPlay and Android Auto are standard across both.

The Mercedes-Benz GLS-Class stands out with wireless Apple CarPlay/Android Auto, head-up display, panoramic roof, power tailgate, Burmester audio and ambient lighting that you will not find on the Land Rover Defender 90. The Land Rover Defender 90 counters with Apple CarPlay and heated front seats. Which feature set matters more depends on your daily routine and priorities.

Interior trim differs: the Mercedes-Benz GLS-Class gets nappa leather upholstery while the Land Rover Defender 90 offers leather. Climate control is 4-zone in the Mercedes-Benz GLS-Class and 3-zone in the Land Rover Defender 90.

Drivetrain

The Mercedes-Benz GLS-Class uses a Petrol producing 270kW and 750Nm of torque, sent through a automatic to a AWD layout. It covers the 0-100km/h sprint in 6.1 seconds.

The Land Rover Defender 90 responds with a 3.0 i6 Diesel Mild Hybrid making 183kW and 570Nm, paired to a 8-speed automatic driving all four wheels. It gets to 100km/h in 8 seconds.

The Mercedes-Benz GLS-Class has the clear power advantage at 270kW vs 183kW. In the real-world sprint, the Mercedes-Benz GLS-Class is 1.9s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.

Space & Comfort

The Mercedes-Benz GLS-Class measures 5,215mm long on a 3,135mm wheelbase, 892mm longer than the Land Rover Defender 90 at 4,323mm (2,587mm wheelbase). The longer wheelbase on the Mercedes-Benz GLS-Class generally means more rear legroom.

Boot space is 355L in the Mercedes-Benz GLS-Class and 397L in the Land Rover Defender 90, giving the Land Rover Defender 90 a 42L advantage. The Mercedes-Benz GLS-Class seats 7 vs 5.

For towing, the Land Rover Defender 90 leads with a 3,500kg braked capacity vs 2,700kg. That 800kg difference matters if you regularly hitch up.

Turning Circle

Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.

11.3m to 12.5m

TightestLand Rover Defender 90 S D250Tightest turn at 11.3m, easiest U-turns and carparks
Land Rover Defender 90 S D250
11.3mTighter
Best
Mercedes-Benz GLS-Class GLS 450 d 4MATIC
12.5m
Worst
Mercedes-Benz GLS-Class GLS 450 d 4MATIC
12.5m · Large

Based on 12.5m turning circle:

  • U-turn on standard street (7m+ wide)
  • Standard parking bay
  • Tight carparks
  • Narrow laneways
Land Rover Defender 90 S D250
11.3m · Average

Based on 11.3m 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
TightestLand Rover Defender 90Tightest turn at 11.3m, needs the least road to swing around
Mercedes-Benz GLS-Class12.5 m
Large△ 3-point
Land Rover Defender 90Tightest11.3 m
Average△ 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 $2,223/year for the Mercedes-Benz GLS-Class and $2,309/year for the Land Rover Defender 90. That is a $86 annual difference in favour of the Mercedes-Benz GLS-Class.

Estimated annual total: $2,223 (Mercedes-Benz GLS-Class) vs $2,309 (Land Rover Defender 90). The Mercedes-Benz GLS-Class saves you roughly $86 per year in total ownership costs. Use our Fuel Cost Calculator to estimate based on your driving.

Warranty: 5 years / 999,999km (Mercedes-Benz GLS-Class) vs 5 years / 999,999km (Land Rover Defender 90). Both match on warranty length.

Who Should Buy Which?

Buy the Mercedes-Benz GLS-Class if: You prioritise performance, want lower running costs, or prefer Mercedes-Benz's approach to design and ownership experience.

Buy the Land Rover Defender 90 if: You want the lower entry price, need more boot space, need stronger towing, or prefer Land Rover's approach to design and ownership experience.

The Verdict

This is genuinely close. The Mercedes-Benz GLS-Class and Land Rover Defender 90 trade blows across the spec sheet, and neither runs away with an outright win. The Mercedes-Benz GLS-Class will save you roughly $86 a year in fuel. If boot space matters, the Land Rover Defender 90 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 GLS-Class and Land Rover Defender 90?

The Land Rover Defender 90 is the cheapest at $98,400 before on-road costs. That undercuts the Mercedes-Benz GLS-Class by $101,500.

Which is the most fuel-efficient?

The Mercedes-Benz GLS-Class uses the least fuel at 7.8L/100km on the combined cycle.

What are the ANCAP safety ratings?

None of Mercedes-Benz GLS-Class and Land Rover Defender 90 carry a published ANCAP rating yet — check back as they are tested.

Which has the most boot space?

The Land Rover Defender 90 has the largest boot at 397L.

Which can tow the most?

The Land Rover Defender 90 has the highest braked towing capacity at 3,500kg.

Which is the most powerful?

The Mercedes-Benz GLS-Class makes the most power at 270kW. The Mercedes-Benz GLS-Class is quickest to 100km/h in 6.1s.

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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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