Alfa Romeo Giulia vs Audi S6
A detailed look at how two of Australia's most popular Sedans 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.
Alfa Romeo Giulia
From $76,450
Sedan
Petrol
Petrol
206kW
6.1 L/100km
ANCAP: no data
480L
Audi S6
$196,000 when new
RRP when new — this model is no longer sold new in Australia
Sedan
—
5.2-litre V10
320kW
12.6 L/100km
ANCAP: no data
—
Audi S6: we're still completing length, width, height, wheelbase and kerb weight, plus 6 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
The Alfa Romeo Giulia starts from $76,450 before on-road costs, while the Audi S6 opens at $196,000. That makes the Alfa Romeo Giulia the more affordable entry point by $119,550.
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 $84,095 and $215,600 respectively.
Over 5 years, the running costs favour the Alfa Romeo Giulia by roughly $9,260 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
Both come with modern infotainment systems.
The Alfa Romeo Giulia stands out with wireless Apple CarPlay/Android Auto, Harman Kardon audio and ambient lighting that you will not find on the Audi S6. Which feature set matters more depends on your daily routine and priorities.
Drivetrain
The Alfa Romeo Giulia uses a Petrol producing 206kW and 400Nm of torque, sent through a automatic to a RWD layout. It covers the 0-100km/h sprint in 5.2 seconds.
The Audi S6 responds with a 5.2-litre V10 making 320kW and 540Nm, paired to a 6-speed tiptronic with dsp and sports program driving all four wheels. It gets to 100km/h in 5.2 seconds.
The Audi S6 has the clear power advantage at 320kW vs 206kW. 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.
11.6m diameter
Average
Based on 11.6m 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.
Average
Needs a 3-point turn (one reverse)
Needs about 10.2 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
1.9 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 $1,739/year for the Alfa Romeo Giulia and $3,591/year for the Audi S6. That is a $1,852 annual difference in favour of the Alfa Romeo Giulia.
Estimated annual total: $1,739 (Alfa Romeo Giulia) vs $3,591 (Audi S6). The Alfa Romeo Giulia saves you roughly $1,852 per year in total ownership costs. Use our Fuel Cost Calculator to estimate based on your driving.
Who Should Buy Which?
Buy the Alfa Romeo Giulia if: You want the lower entry price, want lower running costs, or prefer Alfa Romeo's approach to design and ownership experience.
Buy the Audi S6 if: You prioritise performance, or prefer Audi's approach to design and ownership experience.
The Verdict
The Alfa Romeo Giulia takes 2 of 3 key spec categories and comes in at a lower price. The Alfa Romeo Giulia will save you roughly $1,852 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, Alfa Romeo Giulia and Audi S6?
The Alfa Romeo Giulia is the cheapest at $76,450 before on-road costs. That undercuts the Audi S6 by $119,550.
Which is the most fuel-efficient?
The Alfa Romeo Giulia uses the least fuel at 6.1L/100km on the combined cycle.
What are the ANCAP safety ratings?
None of Alfa Romeo Giulia and Audi S6 carry a published ANCAP rating yet — check back as they are tested.
Which can tow the most?
The Alfa Romeo Giulia has the highest braked towing capacity at 1,600kg.
Which is the most powerful?
The Audi S6 makes the most power at 320kW.
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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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