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Mercedes G-Class vs Vauxhall Vivaro comparison

Compare performance (605 HP vs 180 HP), boot space and price (106,600 £ vs 33,200 £ ) at a glance. Find out which car is the better choice for you – Mercedes G-Class or Vauxhall Vivaro?

Mercedes G-Class vs Vauxhall Vivaro: Key differences

Mercedes G-Class

  • significantly more power
  • visibly more electric range
  • significantly quicker 0–100 km/h
details

Vauxhall Vivaro

  • significantly cheaper
  • considerably more efficient
  • somewhat more efficient
  • considerably lighter
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By Achim Sedelmaier

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

G-Class

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.

Vauxhall Vivaro is significantly cheaper – starting at 33,200 £ , while the Mercedes G-Class costs 106,600 £ . That’s a price difference of around 73,389 £.

Fuel consumption also shows a difference: the Vauxhall Vivaro uses 6.2 L/100km and is considerably more efficient than the Mercedes G-Class with 8.7 L/100km. The difference is about 2.5 L/100km.

In terms of energy consumption, the Vauxhall Vivaro is somewhat more efficient: consuming 23.7 kWh/100km compared to 28 kWh/100km for the Mercedes G-Class. That’s a difference of about 4.3 kWh/100km.

As for electric range, the Mercedes G-Class offers visibly more range – reaching up to 479 km, about 129 km more than the Vauxhall Vivaro.

Vivaro

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 G-Class offers significantly more power – delivering 605 HP compared to 180 HP. That’s roughly 425 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes G-Class is significantly quicker – completing the sprint in 4.4 s, while the Vauxhall Vivaro takes 10.6 s. That’s about 6.2 s quicker.

There’s also a difference in torque: the Mercedes G-Class delivers significantly more torque with 1,164 Nm compared to 400 Nm. That’s about 764 Nm more.

G-Class

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Seats: Vauxhall Vivaro offers more seats – 9 vs 5.

In terms of curb weight, Vauxhall Vivaro is considerably lighter – 1,722 kg compared to 2,485 kg. The difference is around 763 kg.

When it comes to payload, the Vauxhall Vivaro carries substantially more – 1,226 kg compared to 715 kg. That’s a difference of about 511 kg.

Who wins the race in the data check?

The Mercedes G-Class holds a solid overall lead 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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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

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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Reviews Mercedes G-Class

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Vauxhall Vivaro

The Opel Vivaro is a workhorse with a surprisingly civilised demeanour, blending rugged practicality with enough style and comfort to keep drivers happy on any job. With clever packaging and sensible features that simplify loading, commuting and family duties, it’s the no-nonsense van for buyers who want functionality without the fuss — honest, dependable and just smart enough to make the day easier.

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Reviews Vauxhall Vivaro

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Mercedes G-Class
Vauxhall Vivaro

Costs and Consumption
Price
106,600 - 171,000 £
Price
33,200 - 45,700 £
Consumption L/100km
8.7 - 14.7 L/100km
Consumption L/100km
6.2 - 7 L/100km
Consumption kWh/100km
28 kWh/100km
Consumption kWh/100km
23.7 - 23.8 kWh/100km
Electric Range
479 km
Electric Range
222 - 350 km
Battery Capacity
-
Battery Capacity
-
co2
0 - 336 g/km
co2
0 - 184 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Off-Roader
Body Type
Cargo Van, Bus
Seats
5
Seats
3 - 9
Doors
-
Doors
-
Curb weight
2,485 - 3,085 kg
Curb weight
1,722 - 2,241 kg
Trunk capacity
640 L
Trunk capacity
-
Length
-
Length
-
Width
1,931 - 1,984 mm
Width
1,920 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
115 - 715 kg
Payload
872 - 1,226 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel MHEV, Electric
Engine Type
Diesel, Electric
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Automatic Gearbox, Reduction Gearbox
Transmission Detail
Manual Gearbox, Automatic Gearbox, Reduction Gearbox
Drive Type
All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
387 - 605 HP
Power HP
120 - 180 HP
Acceleration 0-100km/h
4.4 - 5.8 s
Acceleration 0-100km/h
10.6 - 14.3 s
Max Speed
-
Max Speed
-
Torque
760 - 1,164 Nm
Torque
260 - 400 Nm
Number of Cylinders
6 - 8
Number of Cylinders
4
Power kW
285 - 445 kW
Power kW
88 - 132 kW
Engine capacity
2,989 - 3,982 cm3
Engine capacity
1,499 - 2,184 cm3

General
Model Year
2,025 - 2,026
Model Year
2025
CO2 Efficiency Class
G, A
CO2 Efficiency Class
F, G, A
Brand
Mercedes-Benz
Brand
Vauxhall
What drivetrain options does the Mercedes G-Class have?

The Mercedes G-Class is available as 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.