Renault Koleos vs Lexus UX
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.
Price Breakdown
The Renault Koleos starts from $40,990 before on-road costs, while the Lexus UX opens at $46,900. That makes the Renault Koleos the more affordable entry point by $5,910.
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 $45,089 and $51,590 respectively.
Over 5 years, the running costs are nearly identical since both have similar efficiency.
Safety Rundown
Both the Renault Koleos and Lexus UX hold a 5-star ANCAP safety rating. Adult occupant protection scored 84% for the Renault Koleos and 96% for the Lexus UX.
Where the two diverge is in active safety technology. Both models are evenly matched with 6 out of 10 key ADAS systems.
Both include the essentials: autonomous emergency braking, lane keep assist, adaptive cruise control, a reversing camera. Airbag count is 6 in the Renault Koleos and 8 in the Lexus UX.
Feature Showdown
The Renault Koleos features a 8-inch touchscreen paired with a 7-inch digital dash, while the Lexus UX gets a 10.3-inch display. Apple CarPlay and Android Auto are standard across both.
The Renault Koleos stands out with BOSE audio that you will not find on the Lexus UX. The Lexus UX counters with heated front seats, power tailgate, Lexus Premium Sound audio and ambient lighting. Which feature set matters more depends on your daily routine and priorities.
Drivetrain
The Renault Koleos uses a Petrol producing 140kW and 300Nm of torque, sent through a automatic to a FWD layout. It covers the 0-100km/h sprint in 9.1 seconds.
The Lexus UX responds with a Petrol making 126kW and 200Nm, paired to a automatic driving the front wheels. It gets to 100km/h in 9.7 seconds.
The Renault Koleos has the clear power advantage at 140kW vs 126kW. In the real-world sprint, the Renault Koleos is 0.6s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.
Space & Comfort
The Renault Koleos measures 4,672mm long on a 2,705mm wheelbase, 177mm longer than the Lexus UX at 4,495mm (2,640mm wheelbase). The longer wheelbase on the Renault Koleos generally means more rear legroom.
Boot space is 458L in the Renault Koleos and 217L in the Lexus UX, giving the Renault Koleos a 241L advantage.
0Turning Circle
Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.
10.8m to 11.6m
Based on 11.6m turning circle:
- U-turn on standard street (7m+ wide)
- Standard parking bay
- Tight carparks
- Narrow laneways
Based on 10.8m 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 $2,223/year for the Renault Koleos and $2,052/year for the Lexus UX. That is a $171 annual difference in favour of the Lexus UX.
Estimated annual total: $2,223 (Renault Koleos) vs $2,052 (Lexus UX). The Lexus UX saves you roughly $171 per year in total ownership costs. Use our Fuel Cost Calculator to estimate based on your driving.
Warranty: 7 years / 999,999km (Renault Koleos) vs 4 years / 100,000km (Lexus UX). The Renault Koleos has longer coverage. Capped-price servicing: —4yr (Lexus UX).
Who Should Buy Which?
Buy the Renault Koleos if: You want the lower entry price, prioritise performance, need more boot space, value a longer warranty, or prefer Renault's approach to design and ownership experience.
Buy the Lexus UX if: You want lower running costs, or prefer Lexus's approach to design and ownership experience.
The Verdict
The Renault Koleos takes 6 of 7 key spec categories and comes in at a lower price. The Lexus UX will save you roughly $171 a year in fuel. If boot space matters, the Renault Koleos has a clear edge. The Renault Koleos adds peace of mind with a longer 7-year warranty. The best pick depends on what you value most. Explore the full specs for each model below.
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.
Published by CarSorted Editorial Team · 20 April 2026
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