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Hyundai IONIQ 6 vs Mercedes G-Class comparison

Compare performance (650 HP vs 605 HP), boot space and price (39,000 £ vs 106,600 £ ) at a glance. Find out which car is the better choice for you – Hyundai IONIQ 6 or Mercedes G-Class?

Hyundai IONIQ 6 vs Mercedes G-Class: Key differences

Hyundai IONIQ 6

4.6 (2 Reviews)
rate
  • considerably cheaper
  • only slightly more power
  • considerably more efficient
  • clearly more electric range
  • noticeably quicker 0–100 km/h
  • noticeably lighter
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Mercedes G-Class

  • markedly more trunk space
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Here’s where it gets real: The technical differences in detail

IONIQ 6

Costs and Efficiency:

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

Hyundai IONIQ 6 is considerably cheaper – starting at 39,000 £ , while the Mercedes G-Class costs 106,600 £ . That’s a price difference of around 67,548 £.

In terms of energy consumption, the Hyundai IONIQ 6 is considerably more efficient: consuming 13.4 kWh/100km compared to 28 kWh/100km for the Mercedes G-Class. That’s a difference of about 14.6 kWh/100km.

As for electric range, the Hyundai IONIQ 6 offers clearly more range – reaching up to 680 km, about 201 km more than the Mercedes G-Class.

G-Class

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 Hyundai IONIQ 6 offers only slightly more power – delivering 650 HP compared to 605 HP. That’s roughly 45 HP more horsepower.

When accelerating from 0 to 100 km/h, the Hyundai IONIQ 6 is noticeably quicker – completing the sprint in 3.3 s, while the Mercedes G-Class takes 4.4 s. That’s about 1.1 s quicker.

There’s also a difference in torque: the Mercedes G-Class delivers noticeably more torque with 1,164 Nm compared to 770 Nm. That’s about 394 Nm more.

IONIQ 6

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, Hyundai IONIQ 6 is noticeably lighter – 1,892 kg compared to 2,485 kg. The difference is around 593 kg.

Looking at boot space, the Mercedes G-Class offers markedly more boot space – 640 L compared to 401 L. That’s a difference of about 239 L.

When it comes to payload, the Mercedes G-Class carries visibly more – 715 kg compared to 438 kg. That’s a difference of about 277 kg.

Who wins the race in the data check?

The Hyundai IONIQ 6 is clearly superior overall 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 £39,000
IONIQ 6

Hyundai IONIQ 6

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type All-Wheel Drive, Rear-Wheel Drive
  • Power HP 170 - 650 HP
  • Consumption kWh/100km 13.4 - 18.7 kWh/100km
  • Electric Range 487 - 680 km
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Hyundai IONIQ 6

The Hyundai IONIQ 6 glides down the road with a poise that feels more runway model than commuter car, its sleek silhouette promising efficiency without trying too hard. Inside, a calm, minimalist cabin packed with clever, usable tech makes it a compelling choice for buyers who want electric motoring that's smart, stylish and quietly practical.

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Reviews Hyundai IONIQ 6

4.6 (2 Reviews)
rate

No reviews yet. Share your experience and help others decide.

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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18C0997_133
19C0473_066
18C0997_262

Reviews Mercedes G-Class

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Hyundai IONIQ 6
Mercedes G-Class

Costs and Consumption
Price
39,000 - 65,100 £
Price
106,600 - 171,000 £
Consumption L/100km
-
Consumption L/100km
8.7 - 14.7 L/100km
Consumption kWh/100km
13.4 - 18.7 kWh/100km
Consumption kWh/100km
28 kWh/100km
Electric Range
487 - 680 km
Electric Range
479 km
Battery Capacity
-
Battery Capacity
-
co2
0 g/km
co2
0 - 336 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Hatchback
Body Type
Off-Roader
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,892 - 2,241 kg
Curb weight
2,485 - 3,085 kg
Trunk capacity
371 - 401 L
Trunk capacity
640 L
Length
-
Length
-
Width
1,880 - 1,940 mm
Width
1,931 - 1,984 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
386 - 438 kg
Payload
115 - 715 kg

Engine and Performance
Engine Type
Electric
Engine Type
Petrol MHEV, Diesel MHEV, Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Automatic Gearbox, Reduction Gearbox
Drive Type
All-Wheel Drive, Rear-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
170 - 650 HP
Power HP
387 - 605 HP
Acceleration 0-100km/h
3.3 - 8.3 s
Acceleration 0-100km/h
4.4 - 5.8 s
Max Speed
-
Max Speed
-
Torque
350 - 770 Nm
Torque
760 - 1,164 Nm
Number of Cylinders
-
Number of Cylinders
6 - 8
Power kW
125 - 478 kW
Power kW
285 - 445 kW
Engine capacity
-
Engine capacity
2,989 - 3,982 cm3

General
Model Year
2026
Model Year
2,025 - 2,026
CO2 Efficiency Class
A
CO2 Efficiency Class
G, A
Brand
Hyundai
Brand
Mercedes-Benz
What drive types are available for the Hyundai IONIQ 6?

The Hyundai IONIQ 6 is available as All-Wheel Drive or Rear-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.