Mercedes S class 2020 vs Audi A6 2025

Select specific versions of each model (by engine capacity, power, drivetrain and gearbox) for an accurate comparison

 
Mercedes S class
2020 -
Audi A6
2025 -
Gearbox: Automatic Automatic
Wheel drive type: Rear wheel drive (RWD) / All wheel drive (AWD, 4x4)Front wheel drive (FWD) / All wheel drive (AWD, 4x4)
Mercedes S class is available with rear wheel drive and four wheel (4x4) drive, while Audi A6 can be equipped with front wheel drive and four wheel (4x4) drive. All-wheel drive models tend to consume more fuel, so if you don't need off road capabilities, Mercedes S class also offers 2-wheel drive versions for fuel economy. 2WD versions also have lower maintenance costs.
Engines: 2.9 - 4.02.0 - 3.0

Performance

Power: 286 - 503 HP204 - 367 HP
Torque: 500 - 700 NM340 - 580 NM
Acceleration 0-100 km/h: 4.4 - 6.4 seconds4.7 - 8.2 seconds
In general, Mercedes S class are available with more powerful and dynamic engines than Audi A6. Select a car version for a more accurate comparison!

Fuel consumption

Fuel consumption (l/100km): 1.0 - 10.65.6 - 10.2
Mercedes S class petrol engines consumes on average 0.1 litres more fuel per 100 km than Audi A6. On average, Mercedes S class equipped with diesel engines consume 1 litres more fuel per 100 km than the Audi A6.
This comparison does not take engine capacity into account, so to compare the fuel consumption of specific engines, select the car version!
Read the article "Fuel Efficiency: How to Reduce Fuel Consumption" to learn more about fuel economy.

Dimensions

Length: 5.18 m5.00 m
Width: 1.92 m1.88 m
Height: 1.50 m1.45 m
Mercedes S class is larger.
Mercedes S class is 18 cm longer than the Audi A6, 5 cm wider, while the height of Mercedes S class is 5 cm higher.
Trunk capacity: 550 litres492 litres
Mercedes S class has more luggage capacity.
Mercedes S class has 58 litres more trunk space than the Audi A6.
Turning diameter: 10.7 meters12.4 meters
The turning circle of the Mercedes S class is 1.7 metres less than that of the Audi A6, which means Mercedes S class can be easier to manoeuvre in tight streets and parking spaces.
Gross weight (kg): ~ 2`848~ 2`620
Safety: no datano data
Quality: no datano data
Average price (€): no datano data
Pros and Cons: Mercedes S klase has
  • also available in 2WD
  • more powerful and dynamic engines
  • roomier boot
  • better manoeuvrability
Audi A6 has
  • lower fuel consumption
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