Isuzu MU-X vs CUPRA Formentor
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 Isuzu MU-X starts from $43,900 before on-road costs, while the CUPRA Formentor opens at $54,990. That makes the Isuzu MU-X the more affordable entry point by $11,090.
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 $48,290 and $60,489 respectively.
Over 5 years, the running costs are nearly identical since both have similar efficiency.
Safety Rundown
Both the Isuzu MU-X and CUPRA Formentor hold a 5-star ANCAP safety rating. Adult occupant protection scored 86% for the Isuzu MU-X and 93% for the CUPRA Formentor.
Where the two diverge is in active safety technology. The CUPRA Formentor packs more ADAS features with 8 out of 10 key systems fitted, compared to 6 in the Isuzu MU-X.
Both include the essentials: autonomous emergency braking, lane keep assist, adaptive cruise control, a reversing camera. Airbag count is 8 in the Isuzu MU-X and 7 in the CUPRA Formentor.
Feature Showdown
The Isuzu MU-X features a 8-inch touchscreen paired with a 4.2-inch digital dash, while the CUPRA Formentor gets a 12.9-inch display and 10.3-inch instruments. Apple CarPlay and Android Auto are standard across both.
The CUPRA Formentor counters with wireless charging, heated front seats, power tailgate and ambient lighting that the Isuzu MU-X does not offer. Which feature set matters more depends on your daily routine and priorities.
Drivetrain
The Isuzu MU-X uses a Diesel producing 120kW and 400Nm of torque, sent through a automatic to a RWD layout. It covers the 0-100km/h sprint in 11 seconds.
The CUPRA Formentor responds with a 4-cyl Turbo Petrol making 140kW and 320Nm, paired to a automatic driving all four wheels. It gets to 100km/h in 7 seconds.
The CUPRA Formentor has the clear power advantage at 140kW vs 120kW. In the real-world sprint, the CUPRA Formentor is 4.0s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.
Space & Comfort
The Isuzu MU-X measures 4,860mm long on a 2,855mm wheelbase, 410mm longer than the CUPRA Formentor at 4,450mm (2,680mm wheelbase). The longer wheelbase on the Isuzu MU-X generally means more rear legroom.
Boot space is 311L in the Isuzu MU-X and 420L in the CUPRA Formentor, giving the CUPRA Formentor a 109L advantage. The Isuzu MU-X seats 7 vs 5.
For towing, the Isuzu MU-X leads with a 3,500kg braked capacity vs 1,700kg. That 1,800kg difference matters if you regularly hitch up.
Turning Circle
Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.
10.7m 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 10.7m 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 $1,824/year for the Isuzu MU-X and $1,995/year for the CUPRA Formentor. That is a $171 annual difference in favour of the Isuzu MU-X.
Estimated annual total: $1,824 (Isuzu MU-X) vs $1,995 (CUPRA Formentor). The Isuzu MU-X saves you roughly $171 per year in total ownership costs. Use our Fuel Cost Calculator to estimate based on your driving.
Warranty: 6 years / 150,000km (Isuzu MU-X) vs 5 years / 999,999km (CUPRA Formentor). The Isuzu MU-X has longer coverage.
Who Should Buy Which?
Buy the Isuzu MU-X if: You want the lower entry price, want lower running costs, value a longer warranty, need stronger towing, or prefer Isuzu's approach to design and ownership experience.
Buy the CUPRA Formentor if: You prioritise performance, need more boot space, or prefer CUPRA's approach to design and ownership experience.
The Verdict
The Isuzu MU-X takes 4 of 7 key spec categories and comes in at a lower price. The Isuzu MU-X will save you roughly $171 a year in fuel. If boot space matters, the CUPRA Formentor has a clear edge. The Isuzu MU-X adds peace of mind with a longer 6-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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