Audi S4 vs Audi RS6
A detailed look at how two of Australia's most popular Wagons 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 S4
Price TBC
Wagon
Petrol
—
245kW
7.8 L/100km
ANCAP: no data
—
Audi RS6
$241,500 when new
RRP when new — this model is no longer sold new in Australia
Wagon
Petrol
Petrol
463kW
11.8 L/100km
ANCAP: no data
565L
Audi S4: we're still completing price, length, width, height and wheelbase, plus 7 others.
A blank cell below means we don't have that figure, not that the car scores badly on it. We leave them empty rather than estimate, so any row where one car is blank isn't a like-for-like comparison yet.
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Price Breakdown
Pricing for one or both models is yet to be confirmed for the Australian market. We will update this comparison when official RRPs are announced.
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
Both come with modern infotainment systems.
Drivetrain
The Audi S4 lines up producing 245kW and 440Nm of torque, sent through a 7-speed s tronic to a AWD layout. It covers the 0-100km/h sprint in 5.1 seconds.
The Audi RS6 responds with a Petrol making 463kW and 850Nm, paired to a 8-speed tiptronic driving all four wheels. It gets to 100km/h in 3.4 seconds.
The Audi RS6 has the clear power advantage at 463kW vs 245kW. In the 0-100 sprint (manufacturer-claimed), the Audi RS6 is 1.7s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.
Space & Comfort
Turning Circle
Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.
12.1m diameter
Large
Based on 12.1m turning circle:
- U-turn on standard street (7m+ wide)
- Standard parking bay
- Tight carparks
- Narrow laneways
Turning circle ratings
Interactive simulator: U-turns, parking & towing
Turning Circle
Kerb-to-kerb diameter. Smaller turns are easier in tight carparks and U-turns.
Large
Needs a 3-point turn (one reverse)
Needs about 10.6 m to swing round without stopping. Road is 9.0 m.
U-turn on a wide street
≥ 10 m: 3-point turn
U-turn on a standard street
7 m: 3-point turn
Standard parking bay
2.0 m wide: fits with room
Tight carpark aisle
6 m: careful, tight swing
Narrow laneway
3.5 m: no room to turn
Turning circle ratings
Standard widths: AU local streets carry ~5.5–7 m of carriageway; main roads ~9–12 m. AS 2890.1 carpark aisles are ~5.8–6.6 m for 90° bays (2.6 m wide × 5.4 m deep).
Road, aisle, swing and off-tracking figures are indicative estimates from the published turning circle. Verify in person before relying on them.
True Cost to Own
Based on 15,000km of annual driving, fuel costs roughly $2,223/year for the Audi S4 and $3,363/year for the Audi RS6. That is a $1,140 annual difference in favour of the Audi S4.
Who Should Buy Which?
Buy the Audi S4 if: You want lower running costs, or prefer Audi's approach to design and ownership experience.
Buy the Audi RS6 if: You prioritise performance, or prefer Audi's approach to design and ownership experience.
The Verdict
The Audi RS6 takes 2 of 3 key spec categories. The Audi S4 will save you roughly $1,140 a year in fuel. The best pick depends on what you value most. Explore the full specs for each model below.
Common questions
Which is cheapest, Audi S4 and Audi RS6?
The Audi RS6 is the cheapest at $241,500 before on-road costs.
Which is the most fuel-efficient?
The Audi S4 uses the least fuel at 7.8L/100km on the combined cycle.
What are the ANCAP safety ratings?
None of Audi S4 and Audi RS6 carry a published ANCAP rating yet, so there is no crash result to compare. Check back as they are tested.
Which is the most powerful?
The Audi RS6 makes the most power at 463kW. The Audi RS6 is quickest to 100km/h in 3.4s.
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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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