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Mercedes C-Class Saloon vs Mercedes G-Class comparison

Compare performance (680 HP vs 605 HP), boot space and price (41,300 £ vs 106,600 £ ) at a glance. Find out which car is the better choice for you – Mercedes C-Class Saloon or Mercedes G-Class?

Mercedes C-Class Saloon vs Mercedes G-Class: Key differences

Mercedes C-Class Saloon

  • significantly cheaper
  • moderately more power
  • substantially more efficient
  • markedly quicker 0–100 km/h
  • significantly lighter
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Mercedes G-Class

  • clearly more electric range
  • visibly more trunk space
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By Achim Sedelmaier

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

C-Class Saloon

Costs and Efficiency:

Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.

Mercedes C-Class Saloon is significantly cheaper – starting at 41,300 £ , while the Mercedes G-Class costs 106,600 £ . That’s a price difference of around 65,265 £.

Fuel consumption also shows a difference: the Mercedes C-Class Saloon uses 4.5 L/100km and is substantially more efficient than the Mercedes G-Class with 8.7 L/100km. The difference is about 4.2 L/100km.

As for electric range, the Mercedes G-Class offers clearly more range – reaching up to 479 km, about 468 km more than the Mercedes C-Class Saloon.

G-Class

Engine and Performance:

Power, torque and acceleration say a lot about how a car feels on the road. This is where you see which model delivers more driving dynamics.

When it comes to engine power, the Mercedes C-Class Saloon offers moderately more power – delivering 680 HP compared to 605 HP. That’s roughly 75 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes C-Class Saloon is markedly quicker – completing the sprint in 3.4 s, while the Mercedes G-Class takes 4.4 s. That’s about 1 s quicker.

There’s also a difference in torque: the Mercedes G-Class delivers slightly more torque with 1,164 Nm compared to 1,020 Nm. That’s about 144 Nm more.

C-Class Saloon

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Both vehicles offer seating for 5 people.

In terms of curb weight, Mercedes C-Class Saloon is significantly lighter – 1,695 kg compared to 2,485 kg. The difference is around 790 kg.

Looking at boot space, the Mercedes G-Class offers visibly more boot space – 640 L compared to 455 L. That’s a difference of about 185 L.

When it comes to payload, the Mercedes G-Class carries markedly more – 715 kg compared to 570 kg. That’s a difference of about 145 kg.

Who wins the race in the data check?

The Mercedes G-Class is barely 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 £106,600
G-Class

Mercedes G-Class

  • Engine Type Petrol MHEV, Diesel MHEV, Electric
  • Transmission Automatic
  • Drive Type All-Wheel Drive
  • Power HP 387 - 605 HP
  • Consumption L/100km 8.7 - 14.7 L/100km
  • Consumption kWh/100km 28 kWh/100km
  • Electric Range 479 km
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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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The G-Class, often called the G‑Wagen, is a blocky icon that blends unapologetic off-road prowess with a plush, modern cabin, announcing your arrival before you even step out. It’s equally at home crawling over rocks or cruising city streets, and owning one feels like adopting a very expensive, very capable personality.

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Mercedes C-Class Saloon
Mercedes G-Class

Costs and Consumption
Price
41,300 - 103,400 £
Price
106,600 - 171,000 £
Consumption L/100km
4.5 - 9 L/100km
Consumption L/100km
8.7 - 14.7 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
28 kWh/100km
Electric Range
11 km
Electric Range
479 km
Battery Capacity
-
Battery Capacity
-
co2
119 - 205 g/km
co2
0 - 336 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Sedan
Body Type
Off-Roader
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,695 - 2,165 kg
Curb weight
2,485 - 3,085 kg
Trunk capacity
280 - 455 L
Trunk capacity
640 L
Length
-
Length
-
Width
1,820 - 1,900 mm
Width
1,931 - 1,984 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
485 - 570 kg
Payload
115 - 715 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel MHEV, Plugin Hybrid
Engine Type
Petrol MHEV, Diesel MHEV, Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Automatic Gearbox, Reduction Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
183 - 680 HP
Power HP
387 - 605 HP
Acceleration 0-100km/h
3.4 - 8.6 s
Acceleration 0-100km/h
4.4 - 5.8 s
Max Speed
-
Max Speed
-
Torque
250 - 1,020 Nm
Torque
760 - 1,164 Nm
Number of Cylinders
4
Number of Cylinders
6 - 8
Power kW
135 - 500 kW
Power kW
285 - 445 kW
Engine capacity
1,496 - 1,999 cm3
Engine capacity
2,989 - 3,982 cm3

General
Model Year
2,024 - 2,025
Model Year
2,025 - 2,026
CO2 Efficiency Class
E, D, G
CO2 Efficiency Class
G, A
Brand
Mercedes-Benz
Brand
Mercedes-Benz
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.