Mercedes-Benz S-Klasse and predecessors (2020 – 2025) vs Audi A8 (2021 – present): specs compared

The Audi A8 is the more powerful of the two, with up to 460 hp against 435 hp. It is quicker, reaching 100 km/h in 4.4 s against 4.9 s. The Mercedes-Benz S-Klasse and predecessors uses less fuel, from 6.2 L/100 km against 10.7 L/100 km. It is the lighter car, from 1,995 kg against 2,045 kg. At 5,288 mm, the Mercedes-Benz S-Klasse and predecessors is 99 mm longer than the Audi A8.

Specification Mercedes-Benz S-Klasse and predecessors Mercedes-Benz S-Klasse and predecessors 2020 – 2025 Audi A8 Audi A8 2021 – present
Overview
Origin Germany Germany
Documented years 2020 – 2025 2021 – present
Body style — —
Variants 9 2
Fuel Diesel, Hybrid Petrol, Hybrid
Drive AWD · RWD AWD
Gearbox Automatic Automatic
Performance
Power 286 – 435 hp 340 – 460 hp
Torque 500 – 700 Nm 500 – 660 Nm
0–100 km/h 4.9 – 6.4 s 4.4 – 5.7 s
Top speed 249 km/h 249 km/h
Economy
Fuel economy 6.2 – 8.9 L/100 km 10.7 L/100 km
Dimensions
Length 5,179 – 5,288 mm 5,189 mm
Width 1,953 mm 1,946 mm
Height 1,504 mm 1,473 mm
Wheelbase 3,106 – 3,261 mm 2,997 mm
Curb weight 1,995 – 2,090 kg 2,045 kg

Ranges cover all variants of each car. The highlight marks the best version per row.

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