About the Audi A8
Last updated Dec 18, 2024The 2018 Audi A8 is a Luxury offered in a 4D sedan body style. Used prices in Australia typically range from $192,000 for the Base variant and topping out at $334,711 for the S8 Plus.
There are 5 variants of the A8 available in Australia and this generation went on sale in July of 2018.
Engine options include 3.0L turbo diesel common rail (210kW/600Nm), 3.0L turbo petrol direct injection (250kW/580Nm), 4.0L turbo petrol direct injection (445kW/750Nm) and 4.1L turbo diesel common rail (283kW/850Nm). All variants feature 8-speed automatic transmission. All variants feature four-wheel drive.
The 2018 A8 was offered with a 3 year, unlimited km warranty.
2018 Audi A8 Price
PLUS
Configuration | Price From* |
---|---|
3.0L, 8-speed auto, 4-door Sedan, Diesel, 4x4 | $203,000 |
3.0L, 8-speed auto, 4-door Sedan, Petrol, 4x4 | $206,000 |
Base
Configuration | Price From* |
---|---|
3.0L, 8-speed auto, 4-door Sedan, Diesel, 4x4 | $192,000 |
3.0L, 8-speed auto, 4-door Sedan, Petrol, 4x4 | $195,000 |
4.1L, 8-speed auto, 4-door Sedan, Diesel, 4x4 | $253,511 |
S8 PLUS
Configuration | Price From* |
---|---|
4.0L, 8-speed auto, 4-door Sedan, Petrol, 4x4 | $334,711 |
S8
Configuration | Price From* |
---|---|
4.0L, 8-speed auto, 4-door Sedan, Petrol, 4x4 | $282,327 |
All Audi A8 Pricing
2018 Audi A8 Dimensions
The dimensions shown above are for the base model.
See all 2018 Audi A8 Dimensions2018 Audi A8 Gallery
CarExpert High Resolution Photos of the Audi A8

2018 Audi A8 Fuel Economy
There are 7 different fuel economy figures for the Audi A8
The most fuel efficient Audi A8 is the Base with a 8-speed Automatic which is powered by a 3.0L TURBO DIESEL COMMON RAIL and uses 5.8L of diesel per 100km on the combined cycle.
The Audi A8 that uses the most amount of fuel is the S8 PLUS with a 8-speed Automatic which is powered by a 4.0L TURBO PETROL DIRECT INJECTION and uses 10.2L of premium unleaded per 100km on the combined rural and urban test cycle.
Below is a table of all the Audi A8 variants and their fuel economy figures. Click below the table to see an expansion and additional details, including specific usage for city and highway driving.
Audi A8 | Fuel Type | Combined |
---|---|---|
3.0L, 8-speed auto, 4-door Sedan, Diesel, 4x4 | Diesel | 6.0 L/100km |
3.0L, 8-speed auto, 4-door Sedan, Petrol, 4x4 | Premium Unleaded | 8.2 L/100km |
Cost of ownership
What are the running and servicing costs of a Audi A8?
The Audi A8 has a recommended service interval of 12 months or 15,000 km, whichever comes first.
2018 Audi A8 Warranty
What is the warranty on a Audi A8?
The Audi A8 offers a 3 year unlimited km warranty. This is separate to the warranty on offer under Australian Consumer Law which can be greater for certain parts based on what is deemed as a reasonable period of time.
Audi A8 FAQs
The cheapest Audi A8 is the Base that starts from $192,000.
The most expensive Audi A8 is the S8 PLUS that starts from $334,711.
The best towing capacity of a Audi A8 is 2300 kg offered by the following variants: Base, Plus, PLUS, S8 and S8 PLUS.
The largest Audi A8 is the Base which measures 1945mm wide, 5302mm in length and sits 1488mm tall.
The most powerful Audi A8 is the S8 PLUS which has 445kW of power from its 4.0L TURBO PETROL DIRECT INJECTION engine.
The Audi A8 is built in Germany and shipped to Australia.
The heaviest Audi A8 is the Base which weighs 2705 kg (kerb weight).
The Audi A8 may use different fuel/energy types based on the variant which includes diesel or premium unleaded.