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Mercedes G-Class vs NIO ET5 comparison

Compare performance (605 HP vs 490 HP), boot space and price (106,600 £ vs 40,700 £ ) at a glance. Find out which car is the better choice for you – Mercedes G-Class or NIO ET5?

Mercedes G-Class vs NIO ET5: Key differences

Mercedes G-Class

  • a bit more power
  • visibly more trunk space
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NIO ET5

5 (1 Reviews)
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  • significantly cheaper
  • considerably more efficient
  • moderately more electric range
  • a bit quicker 0–100 km/h
  • moderately lighter
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By Achim Sedelmaier

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

G-Class

Costs and Efficiency:

Price and efficiency are often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.

NIO ET5 is significantly cheaper – starting at 40,700 £ , while the Mercedes G-Class costs 106,600 £ . That’s a price difference of around 65,876 £.

In terms of energy consumption, the NIO ET5 is considerably more efficient: consuming 18.6 kWh/100km compared to 28 kWh/100km for the Mercedes G-Class. That’s a difference of about 9.4 kWh/100km.

As for electric range, the NIO ET5 offers moderately more range – reaching up to 590 km, about 111 km more than the Mercedes G-Class.

ET5

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 Mercedes G-Class offers a bit more power – delivering 605 HP compared to 490 HP. That’s roughly 115 HP more horsepower.

When accelerating from 0 to 100 km/h, the NIO ET5 is a bit quicker – completing the sprint in 4 s, while the Mercedes G-Class takes 4.4 s. That’s about 0.4 s quicker.

There’s also a difference in torque: the Mercedes G-Class delivers visibly more torque with 1,164 Nm compared to 700 Nm. That’s about 464 Nm more.

G-Class

Space and Everyday Use:

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

Both vehicles offer seating for 5 people.

In terms of curb weight, NIO ET5 is moderately lighter – 2,215 kg compared to 2,485 kg. The difference is around 270 kg.

Looking at boot space, the Mercedes G-Class offers visibly more boot space – 640 L compared to 386 L. That’s a difference of about 254 L.

When it comes to payload, the Mercedes G-Class carries markedly more – 715 kg compared to 475 kg. That’s a difference of about 240 kg.

Who wins the race in the data check?

The NIO ET5 stands 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.

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
Mercedes G-Class
NIO ET5

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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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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Mercedes G-Class
NIO ET5

Costs and Consumption

Price
106,600 - 171,000 £
Price
40,700 - 58,700 £
Consumption L/100km
8.7 - 14.7 L/100km
Consumption L/100km
-
Consumption kWh/100km
28 kWh/100km
Consumption kWh/100km
18.6 - 18.9 kWh/100km
Electric Range
479 km
Electric Range
456 - 590 km
Battery Capacity
-
Battery Capacity
73.5 - 90 kWh
co2
0 - 336 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
Off-Roader
Body Type
Hatchback
Seats
5
Seats
5
Doors
-
Doors
5
Curb weight
2,485 - 3,085 kg
Curb weight
2,215 - 2,235 kg
Trunk capacity
640 L
Trunk capacity
386 L
Length
-
Length
4,790 mm
Width
1,931 - 1,984 mm
Width
1,960 mm
Height
-
Height
1,499 mm
Max trunk capacity
-
Max trunk capacity
1,135 L
Payload
115 - 715 kg
Payload
455 - 475 kg

Engine and Performance

Engine Type
Petrol MHEV, Diesel MHEV, Electric
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox, Reduction Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
387 - 605 HP
Power HP
490 HP
Acceleration 0-100km/h
4.4 - 5.8 s
Acceleration 0-100km/h
4 s
Max Speed
-
Max Speed
200 km/h
Torque
760 - 1,164 Nm
Torque
700 Nm
Number of Cylinders
6 - 8
Number of Cylinders
-
Power kW
285 - 445 kW
Power kW
360 kW
Engine capacity
2,989 - 3,982 cm3
Engine capacity
-

General

Model Year
2,025 - 2,026
Model Year
2023
CO2 Efficiency Class
G, A
CO2 Efficiency Class
A
Brand
Mercedes-Benz
Brand
NIO
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.