Mercedes-Benz S-Class vs NIO ET7

How does the Mercedes-Benz S-Class stack up against the NIO ET7? We put their headline specs side by side so you can see exactly where each car leads.

Mercedes-Benz S-ClassMercedes-Benz S-Class
vs
NIO ET7NIO ET7
SpecMercedes-Benz S-ClassNIO ET7
Horsepower (max)791 hp644 hp
0-100 km/h (fastest)3.3 s3.8 s
Top speed290 km/h200 km/h
Variants51
Body styleFull-size luxury sedanPremium electric executive sedan
GenerationW223 / V223ET7 (facelift)
Production2020 – present2022 – present
Length5,289 mm5,101 mm
Width1,921 mm1,987 mm
Height1,503 mm1,505 mm
Wheelbase3,216 mm3,060 mm

Mercedes-Benz S-Class vs NIO ET7: common questions

Is the Mercedes-Benz S-Class or NIO ET7 faster?
The Mercedes-Benz S-Class is quicker, hitting 0-60 mph in 3.1s versus the NIO ET7's 3.6s (0-100 km/h in 3.3s vs 3.8s).
Which has more horsepower, the Mercedes-Benz S-Class or the NIO ET7?
The Mercedes-Benz S-Class makes more power: 791 hp (590 kW) versus 644 hp (480 kW) for the NIO ET7.
Is the Mercedes-Benz S-Class or NIO ET7 faster on top speed?
The Mercedes-Benz S-Class has the higher top speed at 180 mph (290 km/h), versus 124 mph (200 km/h) for the NIO ET7.
What is the main difference between the Mercedes-Benz S-Class and the NIO ET7?
The Mercedes-Benz S-Class is a full-size luxury sedan, while the NIO ET7 is a premium electric executive sedan. That difference in body style drives most of the others.