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Mercedes G-Class vs NIO ET5 Wagon 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 Wagon?

Mercedes G-Class vs NIO ET5 Wagon: Key differences

Mercedes G-Class

  • somewhat more power
  • markedly more trunk space
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NIO ET5 Wagon

  • significantly cheaper
  • considerably more efficient
  • a bit more electric range
  • a bit quicker 0–100 km/h
  • only slightly lighter
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By Achim Sedelmaier

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

G-Class

Costs and Efficiency:

Looking at overall running costs, both models reveal some interesting differences in everyday economy.

NIO ET5 Wagon 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 Wagon is considerably more efficient: consuming 19.3 kWh/100km compared to 28 kWh/100km for the Mercedes G-Class. That’s a difference of about 8.7 kWh/100km.

As for electric range, the NIO ET5 Wagon offers a bit more range – reaching up to 560 km, about 81 km more than the Mercedes G-Class.

ET5 Wagon

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 G-Class offers somewhat 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 Wagon 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 clearly 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 Wagon is only slightly lighter – 2,265 kg compared to 2,485 kg. The difference is around 220 kg.

Looking at boot space, the Mercedes G-Class offers markedly more boot space – 640 L compared to 450 L. That’s a difference of about 190 L.

When it comes to payload, the Mercedes G-Class carries noticeably more – 715 kg compared to 465 kg. That’s a difference of about 250 kg.

Who wins the race in the data check?

The NIO ET5 Wagon 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 Wagon

NIO ET5 Wagon

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type All-Wheel Drive
  • Power HP 490 HP
  • Consumption kWh/100km 19.3 - 19.8 kWh/100km
  • Electric Range 435 - 560 km
Mercedes G-Class
NIO ET5 Wagon

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 Wagon

The NIO ET5 Wagon blends sleek fastback styling with the sensible practicality of a wagon, delivering a premium-feeling cabin and clever cargo space that keeps life neatly packed. For buyers who want electric refinement without sacrificing family-hauler utility, the ET5 Wagon offers quiet, eager performance and smart packaging that makes weekend escapes and daily commutes equally enjoyable — yes, even with the dog and the golf clubs.

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Mercedes G-Class
NIO ET5 Wagon

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
19.3 - 19.8 kWh/100km
Electric Range
479 km
Electric Range
435 - 560 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
Estate
Seats
5
Seats
5
Doors
-
Doors
5
Curb weight
2,485 - 3,085 kg
Curb weight
2,265 - 2,285 kg
Trunk capacity
640 L
Trunk capacity
450 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
1,300 L
Payload
115 - 715 kg
Payload
445 - 465 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.