Audi A8 vs Mercedes-Benz S-Class

How does the Audi A8 stack up against the Mercedes-Benz S-Class? We put their headline specs side by side so you can see exactly where each car leads.

Audi A8Audi A8
vs
Mercedes-Benz S-ClassMercedes-Benz S-Class
SpecAudi A8Mercedes-Benz S-Class
Horsepower (max)563 hp791 hp
0-100 km/h (fastest)3.9 s3.3 s
Top speed250 km/h290 km/h
Variants25
Body styleLuxury flagship sedanFull-size luxury sedan
GenerationD5 LCIW223 / V223
Production2022 – present2020 – present
Length5,191 mm5,289 mm
Width1,945 mm1,921 mm
Height1,473 mm1,503 mm
Wheelbase2,998 mm3,216 mm

Audi A8 vs Mercedes-Benz S-Class: common questions

Is the Audi A8 or Mercedes-Benz S-Class faster?
The Mercedes-Benz S-Class is quicker, hitting 0-60 mph in 3.1s versus the Audi A8's 3.7s (0-100 km/h in 3.3s vs 3.9s).
Which has more horsepower, the Audi A8 or the Mercedes-Benz S-Class?
The Mercedes-Benz S-Class makes more power: 791 hp (590 kW) versus 563 hp (420 kW) for the Audi A8.
Is the Audi A8 or Mercedes-Benz S-Class faster on top speed?
The Mercedes-Benz S-Class has the higher top speed at 180 mph (290 km/h), versus 155 mph (250 km/h) for the Audi A8.
What is the main difference between the Audi A8 and the Mercedes-Benz S-Class?
The Audi A8 is a luxury flagship sedan, while the Mercedes-Benz S-Class is a full-size luxury sedan. That difference in body style drives most of the others.