Audi A8 vs Audi A6 Avant Compare price, expert/user reviews, mpg, engines, safety, cargo capacity and other specs at a glance.

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2026 Audi A8 3.0 50 TDI Black Edition
Photo of 2018 model year shown

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2026 Audi A6 Avant 2.0 TDI Edition 1

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Specs

2026 Audi A8
3.0 50 TDI Black Edition
2026 Audi A6 Avant
2.0 TDI Edition 1
Powertrain 8-speed Automatic 7-speed Automatic
Drivetrain
4X4
4X4
Fuel economy, city -- --
Fuel economy, motorway -- --
Fuel tank volume 310 L 227 L
Engine
Fuel type
Diesel
Diesel
Power
210 kW
150 kW
Cylinders
6 cylinders
4 cylinders
Engine size
2,967 cc
1,968 cc
Interior
Maximum seating 5 seats 5 seats
Front legroom -- --
Rear legroom -- --
Exterior
Length 131.83 m 126.97 m
Width 54.1 m 53.31 m
Height 37.41 m 37.87 m
Wheelbase 76.15 m 74.47 m

Available Options

2026 Audi A8
3.0 50 TDI Black Edition
2026 Audi A6 Avant
2.0 TDI Edition 1

Related Comparisons

2026 Audi A8
3.0 50 TDI Black Edition
2026 Audi A6 Avant
2.0 TDI Edition 1