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Mercedes C-Class Saloon vs NIO ET5 comparison

Compare performance (680 HP vs 490 HP), boot space and price (41,300 £ vs 40,700 £ ) at a glance. Find out which car is the better choice for you – Mercedes C-Class Saloon or NIO ET5?

Mercedes C-Class Saloon vs NIO ET5: Key differences

Mercedes C-Class Saloon

  • noticeably more power
  • a bit quicker 0–100 km/h
  • noticeably lighter
  • somewhat more trunk space
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NIO ET5

5 (1 Reviews)
rate
  • very slightly cheaper
  • substantially more electric range
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By Achim Sedelmaier

Here’s where it gets real: The technical differences in detail

C-Class Saloon

Costs and Efficiency:

When it comes to price and running costs, the biggest differences usually appear. This is often where you see which car fits your budget better in the long run.

NIO ET5 is very slightly cheaper – starting at 40,700 £ , while the Mercedes C-Class Saloon costs 41,300 £ . That’s a price difference of around 611 £.

As for electric range, the NIO ET5 offers substantially more range – reaching up to 590 km, about 579 km more than the Mercedes C-Class Saloon.

ET5

Engine and Performance:

Power, torque and acceleration are the classic benchmarks for car enthusiasts – and here, some clear differences start to show.

When it comes to engine power, the Mercedes C-Class Saloon offers noticeably more power – delivering 680 HP compared to 490 HP. That’s roughly 190 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes C-Class Saloon is a bit quicker – completing the sprint in 3.4 s, while the NIO ET5 takes 4 s. That’s about 0.6 s quicker.

There’s also a difference in torque: the Mercedes C-Class Saloon delivers noticeably more torque with 1,020 Nm compared to 700 Nm. That’s about 320 Nm more.

C-Class Saloon

Space and Everyday Use:

Beyond pure performance, interior space and usability matter most in daily life. This is where you see which car is more practical and versatile.

Both vehicles offer seating for 5 people.

In terms of curb weight, Mercedes C-Class Saloon is noticeably lighter – 1,695 kg compared to 2,215 kg. The difference is around 520 kg.

Looking at boot space, the Mercedes C-Class Saloon offers somewhat more boot space – 455 L compared to 386 L. That’s a difference of about 69 L.

When it comes to payload, the Mercedes C-Class Saloon carries somewhat more – 570 kg compared to 475 kg. That’s a difference of about 95 kg.

Who wins the race in the data check?

The NIO ET5 comes out modestly ahead in the objective data comparison.
This result only shows which model scores more points on paper – not which of the two cars feels right for you.

from £40,700
ET5

NIO ET5

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 490 HP
  • Consumption kWh/100km : 18.6 - 18.9 kWh/100km
  • Electric Range : 456 - 590 km
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Frequently compared as well

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Mercedes C-Class Saloon
NIO ET5

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mercedes C-Class Saloon

The Mercedes C‑Class is the compact executive that dresses like it owns the boulevard, with an interior that blends modern elegance and plush comfort to make everyday driving feel unexpectedly special. On the road it pairs poise with a hint of cheeky agility, rewarding drivers who want refinement without forfeiting a touch of fun — and yes, it still looks great in the driveway.

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Reviews Mercedes C-Class Saloon

No reviews yet. Share your experience and help others decide.

NIO ET5

NIO ET5 arrives with sleek, minimalist lines and a cabin that feels more like a calm lounge than a dashboard, delivering a composed drive that keeps motorway monotony at bay. Tech is smart rather than showy, and the brand’s novel ownership options make it an appealing choice for buyers who want electric convenience without the usual headaches — plus it brings enough personality to make charging stops less boring.

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Reviews NIO ET5

5 (1 Reviews)
rate

No reviews yet. Share your experience and help others decide.

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Mercedes C-Class Saloon
NIO ET5

Costs and Consumption
Price
41,300 - 103,400 £
Price
40,700 - 58,700 £
Consumption L/100km
4.5 - 9 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
18.6 - 18.9 kWh/100km
Electric Range
11 km
Electric Range
456 - 590 km
Battery Capacity
-
Battery Capacity
73.5 - 90 kWh
co2
119 - 205 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Sedan
Body Type
Hatchback
Seats
5
Seats
5
Doors
-
Doors
5
Curb weight
1,695 - 2,165 kg
Curb weight
2,215 - 2,235 kg
Trunk capacity
455 L
Trunk capacity
386 L
Length
-
Length
4,790 mm
Width
1,820 - 1,900 mm
Width
1,960 mm
Height
-
Height
1,499 mm
Max trunk capacity
-
Max trunk capacity
1,135 L
Payload
485 - 570 kg
Payload
455 - 475 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel MHEV, Plugin Hybrid
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
183 - 680 HP
Power HP
490 HP
Acceleration 0-100km/h
3.4 - 8.6 s
Acceleration 0-100km/h
4 s
Max Speed
-
Max Speed
200 km/h
Torque
250 - 1,020 Nm
Torque
700 Nm
Number of Cylinders
4
Number of Cylinders
-
Power kW
135 - 500 kW
Power kW
360 kW
Engine capacity
1,496 - 1,999 cm3
Engine capacity
-

General
Model Year
2,024 - 2,025
Model Year
2023
CO2 Efficiency Class
E, D, G
CO2 Efficiency Class
A
Brand
Mercedes-Benz
Brand
NIO
What drivetrain options does the Mercedes C-Class Saloon have?

The Mercedes C-Class Saloon is available as Rear-Wheel Drive or All-Wheel Drive.

DriveDuel uses data analysis and artificial intelligence to evaluate vehicle data and create content. Content is regularly reviewed and improved. The displayed prices are estimates based on German list prices, adjusted to the respective country’s VAT. Country-specific registration taxes are not included. This information is not legally binding.