Audi A6 vs Alfa Romeo Giulia

The Audi A6 starts from $123,600 before on-road costs, while the Alfa Romeo Giulia opens at $75,900. That makes the Alfa Romeo Giulia the more affordable entry point by $47,700.

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 $135,960 and $83,490 respectively.

Over 5 years, the running costs are nearly identical since both have similar efficiency.

Both the Audi A6 and Alfa Romeo Giulia hold a 5-star ANCAP safety rating. Adult occupant protection scored 92% for the Audi A6 and 98% for the Alfa Romeo Giulia.

Where the two diverge is in active safety technology. The Audi A6 packs more ADAS features with 8 out of 10 key systems fitted, compared to 7 in the Alfa Romeo Giulia.

Both include the essentials: autonomous emergency braking, lane keep assist, adaptive cruise control, a reversing camera. Airbag count is 7 in the Audi A6 and 6 in the Alfa Romeo Giulia. The Audi A6 adds a 360-degree camera that the Alfa Romeo Giulia misses.

The Audi A6 features a 10.1-inch touchscreen, while the Alfa Romeo Giulia gets a 8.8-inch display. Apple CarPlay and Android Auto are standard across both.

The Audi A6 stands out with head-up display, wireless charging, panoramic roof, heated front seats, ventilated seats, power tailgate and Bang & Olufsen audio that you will not find on the Alfa Romeo Giulia. The Alfa Romeo Giulia counters with Harman Kardon audio. Which feature set matters more depends on your daily routine and priorities.

Interior trim differs: the Audi A6 gets leather upholstery while the Alfa Romeo Giulia offers leather/leatherette. Climate control is 3-zone in the Audi A6 and 2-zone in the Alfa Romeo Giulia.

The Audi A6 uses a Diesel MHEV producing 210kW and 620Nm of torque, sent through a automatic to a AWD layout. It covers the 0-100km/h sprint in 5.6 seconds.

The Alfa Romeo Giulia responds with a Petrol making 206kW and 400Nm, paired to a automatic driving the rear wheels. It gets to 100km/h in 5.2 seconds.

The Audi A6 has the clear power advantage at 210kW vs 206kW. In the real-world sprint, the Alfa Romeo Giulia is 0.4s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.

The Audi A6 measures 4,939mm long on a 2,924mm wheelbase, 296mm longer than the Alfa Romeo Giulia at 4,643mm (2,820mm wheelbase). The longer wheelbase on the Audi A6 generally means more rear legroom.

Boot space is 530L in the Audi A6 and 480L in the Alfa Romeo Giulia, giving the Audi A6 a 50L advantage.

For towing, the Audi A6 leads with a 2,500kg braked capacity vs 1,600kg. That 900kg difference matters if you regularly hitch up.

Based on 15,000km of annual driving, fuel costs roughly $1,967/year for the Audi A6 and $2,109/year for the Alfa Romeo Giulia. That is a $142 annual difference in favour of the Audi A6.

Estimated annual total: $1,967 (Audi A6) vs $2,109 (Alfa Romeo Giulia). The Audi A6 saves you roughly $142 per year in total ownership costs. Use our Fuel Cost Calculator to estimate based on your driving.

Warranty: 5 years / 999,999km (Audi A6) vs 5 years / 150,000km (Alfa Romeo Giulia). Both match on warranty length.