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Mercedes G Class vs Porsche 911 Coupe - Differences and prices compared

Compare performance (605 HP vs 711 HP), boot space and price (106600 £ vs 116800 £ ) at a glance. Find out which car is the better choice for you – Mercedes G Class or Porsche 911 Coupe?

Mercedes G Class

Porsche 911 Coupe

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

G Class

Costs and Efficiency:

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

Mercedes G Class has a minimal advantage in terms of price – it starts at 106600 £ , while the Porsche 911 Coupe costs 116800 £ . That’s a price difference of around 10238 £.

Fuel consumption also shows a difference: Mercedes G Class manages with 8.70 L and is therefore a bit more efficient than the Porsche 911 Coupe with 10.10 L. The difference is about 1.40 L per 100 km.

911 Coupe

Engine and Performance:

Under the bonnet, it becomes clear which model is tuned for sportiness and which one takes the lead when you hit the accelerator.

When it comes to engine power, the Porsche 911 Coupe has a slightly edge – offering 711 HP compared to 605 HP. That’s roughly 106 HP more horsepower.

In acceleration from 0 to 100 km/h, the Porsche 911 Coupe is convincingly quicker – completing the sprint in 2.50 s, while the Mercedes G Class takes 4.40 s. That’s about 1.90 s faster.

In terms of top speed, the Porsche 911 Coupe performs evident better – reaching 322 km/h, while the Mercedes G Class tops out at 220 km/h. The difference is around 102 km/h.

There’s also a difference in torque: Mercedes G Class pulls evident stronger with 1164 Nm compared to 800 Nm. That’s about 364 Nm difference.

G Class

Space and Everyday Use:

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

Seats: Mercedes G Class offers convincingly more seating capacity – 5 vs 2.

In curb weight, Porsche 911 Coupe is decisively lighter – 1525 kg compared to 2485 kg. The difference is around 960 kg.

In terms of boot space, the Mercedes G Class offers clearly more room – 640 L compared to 373 L. That’s a difference of about 267 L.

When it comes to payload, Mercedes G Class decisively takes the win – 715 kg compared to 310 kg. That’s a difference of about 405 kg.

Who wins the race in the data check?

The Mercedes G Class sits well ahead of its rival 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.

Mercedes G Class
Porsche 911 Coupe

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis
from about £106,600
G Class

Mercedes G Class

  • Engine Type : Electric, Petrol MHEV, Diesel MHEV
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 387 - 605 HP
  • Consumption L/100km : 8.7 - 14.7 L
  • Consumption kWh/100km : 28 kWh
  • Electric Range : 468 km
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Mercedes G Class

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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Porsche 911 Coupe

The Porsche 911 Coupe remains the iconic sports car you buy when you want a thrilling weekend weapon that still behaves like a civilized companion during the weekdays. Its classic silhouette and razor‑sharp handling deliver a grin-inducing drive every time, while the polished interior and intuitive controls remind you this is a car built for drivers, not just headlines.

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Reviews Mercedes G Class

Reviews Porsche 911 Coupe

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Mercedes G Class
Porsche 911 Coupe

Costs and Consumption
Price
106600 - 171000 £
Price
116800 - 301000 £
Consumption L/100km
8.7 - 14.7 L
Consumption L/100km
10.1 - 13.8 L
Consumption kWh/100km
28 kWh
Consumption kWh/100km
-
Electric Range
468 km
Electric Range
-
Battery Capacity
116 kWh
Battery Capacity
-
co2
0 - 336 g/km
co2
229 - 312 g/km
Fuel tank capacity
100 L
Fuel tank capacity
63 - 64 L

Dimensions and Body
Body Type
Off-Roader
Body Type
Coupe
Seats
5
Seats
2
Doors
5
Doors
2
Curb weight
2485 - 3085 kg
Curb weight
1525 - 1815 kg
Trunk capacity
620 - 640 L
Trunk capacity
264 - 373 L
Length
4624 - 4873 mm
Length
4542 - 4572 mm
Width
1931 - 1984 mm
Width
1852 - 1900 mm
Height
1973 - 1983 mm
Height
1279 - 1322 mm
Max trunk capacity
1990 - 2010 L
Max trunk capacity
-
Payload
415 - 715 kg
Payload
228 - 310 kg

Engine and Performance
Engine Type
Electric, Petrol MHEV, Diesel MHEV
Engine Type
Petrol, Full Hybrid
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Reduction Gearbox, Automatic Gearbox
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Drive Type
All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
387 - 605 HP
Power HP
394 - 711 HP
Acceleration 0-100km/h
4.4 - 5.8 s
Acceleration 0-100km/h
2.5 - 4.5 s
Max Speed
180 - 220 km/h
Max Speed
294 - 322 km/h
Torque
760 - 1164 Nm
Torque
450 - 800 Nm
Number of Cylinders
6 - 8
Number of Cylinders
6
Power kW
285 - 445 kW
Power kW
290 - 523 kW
Engine capacity
2989 - 3982 cm3
Engine capacity
2981 - 3996 cm3

General
Model Year
2024 - 2025
Model Year
2022 - 2026
CO2 Efficiency Class
A, G
CO2 Efficiency Class
G
Brand
Mercedes-Benz
Brand
Porsche

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What drive types are available for the Mercedes G Class?

Available configurations include All-Wheel Drive.

The prices shown are estimates based on German list prices, adjusted for local VAT. Local registration taxes (e.g. NoVA, BPM or CO2 malus) are not included. This information is not legally binding.