Audi Q7 vs Porsche Cayenne
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.
Audi Q7
From $102,296
SUV
4-cylinder petrol with direct fuel injection system, turbocharging
185kW
9.2 L/100km
5★ ANCAP
740L
Porsche Cayenne
From $138,800
SUV
Petrol
260kW
12.2 L/100km
5★ ANCAP
698L
Price Breakdown
The Audi Q7 starts from $102,296 before on-road costs, while the Porsche Cayenne opens at $138,800. That makes the Audi Q7 the more affordable entry point by $36,504.
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 $112,526 and $152,680 respectively.
Over 5 years, the running costs favour the Audi Q7 by roughly $4,275 in fuel alone.
Safety Rundown
Both the Audi Q7 and Porsche Cayenne hold a 5-star ANCAP safety rating.
Where the two diverge is in active safety technology. The Audi Q7 packs more ADAS features with 8 out of 10 key systems fitted, compared to 7 in the Porsche Cayenne.
Both include the essentials: autonomous emergency braking, lane keep assist, adaptive cruise control, a reversing camera.
Feature Showdown
Both come with modern infotainment systems. Apple CarPlay and Android Auto are standard across both.
The Audi Q7 stands out with wireless Apple CarPlay/Android Auto, ventilated seats, Bang & Olufsen audio and ambient lighting that you will not find on the Porsche Cayenne. The Porsche Cayenne counters with Apple CarPlay and BOSE audio. Which feature set matters more depends on your daily routine and priorities.
Drivetrain
The Audi Q7 uses a 4-cylinder petrol with direct fuel injection system, turbocharging producing 185kW and 370Nm of torque, sent through a 8-speed tiptronic to a AWD layout. It covers the 0-100km/h sprint in 7.3 seconds.
The Porsche Cayenne responds with a Petrol making 260kW and 500Nm, paired to a 8-speed auto driving all four wheels. It gets to 100km/h in 5.7 seconds.
The Porsche Cayenne has the clear power advantage at 260kW vs 185kW. In the real-world sprint, the Porsche Cayenne is 1.6s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.
Space & Comfort
The Audi Q7 measures 5,052mm long on a 2,994mm wheelbase, 122mm longer than the Porsche Cayenne at 4,930mm (2,895mm wheelbase). The longer wheelbase on the Audi Q7 generally means more rear legroom.
Boot space is 740L in the Audi Q7 and 698L in the Porsche Cayenne, giving the Audi Q7 a 42L advantage. The Audi Q7 seats 7 vs 5.
For towing, the Porsche Cayenne 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.
12.5m diameter
Large
Based on 12.5m 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 $2,622/year for the Audi Q7 and $3,477/year for the Porsche Cayenne. That is a $855 annual difference in favour of the Audi Q7.
Estimated annual total: $2,622 (Audi Q7) vs $3,477 (Porsche Cayenne). The Audi Q7 saves you roughly $855 per year in total ownership costs. Use our Fuel Cost Calculator to estimate based on your driving.
Warranty: 5 years / 999,999km (Audi Q7) vs 3 years / 999,999km (Porsche Cayenne). The Audi Q7 has longer coverage.
Who Should Buy Which?
Buy the Audi Q7 if: You want the lower entry price, need more boot space, want lower running costs, value a longer warranty, or prefer Audi's approach to design and ownership experience.
Buy the Porsche Cayenne if: You prioritise performance, or prefer Porsche's approach to design and ownership experience.
The Verdict
The Audi Q7 takes 4 of 6 key spec categories and comes in at a lower price. The Audi Q7 will save you roughly $855 a year in fuel. If boot space matters, the Audi Q7 has a clear edge. The Audi Q7 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, Audi Q7 and Porsche Cayenne?
The Audi Q7 is the cheapest at $102,296 before on-road costs. That undercuts the Porsche Cayenne by $36,504.
Which is the most fuel-efficient?
The Audi Q7 uses the least fuel at 9.2L/100km on the combined cycle.
Which is safest?
They are evenly matched — Audi Q7 and Porsche Cayenne all hold a 5-star ANCAP rating. Compare the active-safety features above to separate them.
Which has the most boot space?
The Audi Q7 has the largest boot at 740L.
Which can tow the most?
The Audi Q7 has the highest braked towing capacity at 3,500kg.
Which has the best warranty?
The Audi Q7 has the longest warranty at 5 years / 1000k km.
Which is the most powerful?
The Porsche Cayenne makes the most power at 260kW. The Porsche Cayenne is quickest to 100km/h in 5.7s.
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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