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Hyundai i20 vs Mercedes GLS comparison

Compare performance (90 HP vs 634 HP), boot space and price (18,600 £ vs 96,100 £ ) at a glance. Find out which car is the better choice for you – Hyundai i20 or Mercedes GLS?

Hyundai i20 vs Mercedes GLS: Key differences

Hyundai i20

4 (1 Reviews)
rate
  • significantly cheaper
  • clearly more efficient
  • clearly lighter

Mercedes GLS

  • clearly more power
  • clearly quicker 0–100 km/h
  • very slightly more trunk space

All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

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

i20

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.

Hyundai i20 is significantly cheaper – starting at 18,600 £ , while the Mercedes GLS costs 96,100 £ . That’s a price difference of around 77,520 £.

Fuel consumption also shows a difference: the Hyundai i20 uses 5.7 L/100km and is clearly more efficient than the Mercedes GLS with 7.8 L/100km. The difference is about 2.1 L/100km.

GLS

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 GLS offers clearly more power – delivering 634 HP compared to 90 HP. That’s roughly 544 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes GLS is clearly quicker – completing the sprint in 4.2 s, while the Hyundai i20 takes 11.5 s. That’s about 7.3 s quicker.

There’s also a difference in torque: the Mercedes GLS delivers substantially more torque with 850 Nm compared to 172 Nm. That’s about 678 Nm more.

i20

Space and Everyday Use:

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

Seats: Mercedes GLS offers more seats – 7 vs 5.

In terms of curb weight, Hyundai i20 is clearly lighter – 1,145 kg compared to 2,550 kg. The difference is around 1,405 kg.

Looking at boot space, the Mercedes GLS offers very slightly more boot space – 355 L compared to 352 L. That’s a difference of about 3 L.

When it comes to payload, the Mercedes GLS carries markedly more – 695 kg compared to 465 kg. That’s a difference of about 230 kg.

Who wins the race in the data check?

The Hyundai i20 has only a minor advantage 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 £18,600
i20

Hyundai i20

  • Engine Type : Petrol
  • Transmission : Manuel, Automatic
  • Drive Type : Front-Wheel Drive
  • Power HP : 90 HP
  • Consumption L/100km : 5.7 L/100km
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Hyundai i20

The Hyundai i20 is a cheeky small car that mixes smart styling with sensible practicality, feeling more polished and roomy than you might expect for the money. It’s an easy car to live with, offering engaging handling, a comfy cabin and useful equipment that make daily commutes and weekend errands notably less dull.

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Reviews Hyundai i20

4 (1 Reviews)
rate
Jason
17 Nov 2025, 01:46:25

Bought an i20 two years ago and It has surprised me how good It is.

Mercedes GLS

The GLS — usually just called the GLS — is Mercedes' flagship SUV, wrapping limousine-like comfort and commanding road presence into a smart, family-ready package. It pampers occupants with a hushed cabin, premium materials and intuitive tech, while still managing to feel confident and a little indulgent on the daily commute.

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Reviews Mercedes GLS

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

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Mercedes GLS

Costs and Consumption
Price
18,600 - 24,000 £
Price
96,100 - 208,500 £
Consumption L/100km
5.7 L/100km
Consumption L/100km
7.8 - 13.7 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
128 - 129 g/km
co2
204 - 310 g/km
Fuel tank capacity
-
Fuel tank capacity
90 L

Dimensions and Body
Body Type
Hatchback
Body Type
SUV
Seats
5
Seats
7
Doors
-
Doors
5
Curb weight
1,145 - 1,170 kg
Curb weight
2,550 - 2,825 kg
Trunk capacity
352 L
Trunk capacity
355 L
Length
-
Length
5,208 - 5,233 mm
Width
1,775 mm
Width
1,956 mm
Height
-
Height
1,782 - 1,838 mm
Max trunk capacity
-
Max trunk capacity
2,400 L
Payload
455 - 465 kg
Payload
445 - 695 kg

Engine and Performance
Engine Type
Petrol
Engine Type
Petrol MHEV, Diesel MHEV
Transmission
Manuel, Automatic
Transmission
Automatic
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Transmission Detail
Automatic Gearbox
Drive Type
Front-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
90 HP
Power HP
333 - 634 HP
Acceleration 0-100km/h
11.5 - 12.8 s
Acceleration 0-100km/h
4.2 - 6.7 s
Max Speed
-
Max Speed
238 - 280 km/h
Torque
172 Nm
Torque
500 - 850 Nm
Number of Cylinders
3
Number of Cylinders
6 - 8
Power kW
66 kW
Power kW
245 - 466 kW
Engine capacity
998 cm3
Engine capacity
2,989 - 3,982 cm3

General
Model Year
2,025
Model Year
2,024 - 2,025
CO2 Efficiency Class
D
CO2 Efficiency Class
G
Brand
Hyundai
Brand
Mercedes-Benz
What drivetrain options does the Hyundai i20 have?

The Hyundai i20 is offered with Front-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.