Lexus RX vs Mercedes-Benz GLA
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.
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Price Breakdown
The Lexus RX starts from $93,550 before on-road costs, while the Mercedes-Benz GLA opens at $58,900. That makes the Mercedes-Benz GLA the more affordable entry point by $34,650.
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 $102,905 and $64,790 respectively.
Over 5 years, the running costs favour the Lexus RX by roughly $1,140 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 Lexus RX features a 14-inch touchscreen paired with a 12.3-inch digital dash, while the Mercedes-Benz GLA gets a 10.3-inch display and 10.3-inch instruments. Apple CarPlay and Android Auto are standard across both.
The Lexus RX stands out with head-up display, wireless charging, panoramic roof, heated front seats, ventilated seats, power tailgate and Lexus Premium Sound audio that you will not find on the Mercedes-Benz GLA. Which feature set matters more depends on your daily routine and priorities.
Drivetrain
The Lexus RX uses a Hybrid producing 184kW and 239Nm of torque, sent through a automatic to a AWD layout. It covers the 0-100km/h sprint in 7.7 seconds.
The Mercedes-Benz GLA responds with a Petrol making 120kW and 270Nm, paired to a automatic driving the front wheels. It gets to 100km/h in 9.1 seconds.
The Lexus RX has the clear power advantage at 184kW vs 120kW. In the real-world sprint, the Lexus RX is 1.4s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.
Space & Comfort
The Lexus RX measures 4,890mm long on a 2,850mm wheelbase, 479mm longer than the Mercedes-Benz GLA at 4,411mm (2,729mm wheelbase). The longer wheelbase on the Lexus RX generally means more rear legroom.
Boot space is 612L in the Lexus RX and 435L in the Mercedes-Benz GLA, giving the Lexus RX a 177L advantage.
For towing, the Mercedes-Benz GLA leads with a 1,500kg braked capacity vs 1,500kg. That 0kg difference matters if you regularly hitch up.
Turning Circle
Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.
11.0m to 11.8m
Based on 11.8m turning circle:
- U-turn on standard street (7m+ wide)
- Standard parking bay
- Tight carparks
- Narrow laneways
Based on 11.0m 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 $1,539/year for the Lexus RX and $1,767/year for the Mercedes-Benz GLA. That is a $228 annual difference in favour of the Lexus RX.
Estimated annual total: $1,539 (Lexus RX) vs $1,767 (Mercedes-Benz GLA). The Lexus RX saves you roughly $228 per year in total ownership costs. Use our Fuel Cost Calculator to estimate based on your driving.
Warranty: 4 years / 100,000km (Lexus RX) vs 5 years / 999,999km (Mercedes-Benz GLA). The Mercedes-Benz GLA has longer coverage. Capped-price servicing: 4yr (Lexus RX)—.
Who Should Buy Which?
Buy the Lexus RX if: You prioritise performance, need more boot space, want lower running costs, or prefer Lexus's approach to design and ownership experience.
Buy the Mercedes-Benz GLA if: You want the lower entry price, value a longer warranty, or prefer Mercedes-Benz's approach to design and ownership experience.
The Verdict
The Lexus RX takes 4 of 6 key spec categories. The Lexus RX will save you roughly $228 a year in fuel. If boot space matters, the Lexus RX has a clear edge. The Mercedes-Benz GLA adds peace of mind with a longer 5-year warranty. The best pick depends on what you value most. Explore the full specs for each model below.
Common questions
Which is cheapest, Lexus RX and Mercedes-Benz GLA?
The Mercedes-Benz GLA is the cheapest at $58,900 before on-road costs. That undercuts the Lexus RX by $34,650.
Which is the most fuel-efficient?
The Lexus RX uses the least fuel at 5.4L/100km on the combined cycle.
Which is safest?
They are evenly matched — Lexus RX all hold a 5-star ANCAP rating. Compare the active-safety features above to separate them.
Which has the most boot space?
The Lexus RX has the largest boot at 612L.
Which can tow the most?
The Lexus RX has the highest braked towing capacity at 1,500kg.
Which has the best warranty?
The Mercedes-Benz GLA has the longest warranty at 5 years / Unlimited.
Which is the most powerful?
The Lexus RX makes the most power at 184kW. The Lexus RX is quickest to 100km/h in 7.7s.
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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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