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Hyundai i20 vs Mercedes S-Class comparison

Compare performance (90 HP vs 635 HP), boot space and price (18,800 £ vs 104,000 £ ) at a glance. Find out which car is the better choice for you – Hyundai i20 or Mercedes S-Class?

Hyundai i20 vs Mercedes S-Class: Key differences

Hyundai i20

4.2 (2 Reviews)
rate
  • substantially cheaper
  • substantially lighter
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Mercedes S-Class

  • considerably more power
  • significantly more efficient
  • substantially quicker 0–100 km/h
  • markedly more trunk space
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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 key factors when choosing a car – and this is often where the real differences emerge.

Hyundai i20 is substantially cheaper – starting at 18,800 £ , while the Mercedes S-Class costs 104,000 £ . That’s a price difference of around 85,205 £.

Fuel consumption also shows a difference: the Mercedes S-Class uses 2.2 L/100km and is significantly more efficient than the Hyundai i20 with 5.7 L/100km. The difference is about 3.5 L/100km.

S-Class

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 S-Class offers considerably more power – delivering 635 HP compared to 90 HP. That’s roughly 545 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes S-Class is substantially quicker – completing the sprint in 4 s, while the Hyundai i20 takes 11.5 s. That’s about 7.5 s quicker.

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

i20

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Both vehicles offer seating for 5 people.

In terms of curb weight, Hyundai i20 is substantially lighter – 1,145 kg compared to 2,165 kg. The difference is around 1,020 kg.

Looking at boot space, the Mercedes S-Class offers markedly more boot space – 530 L compared to 352 L. That’s a difference of about 178 L.

When it comes to payload, the Mercedes S-Class carries visibly more – 660 kg compared to 465 kg. That’s a difference of about 195 kg.

Who wins the race in the data check?

The Mercedes S-Class 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 £104,000
S-Class

Mercedes S-Class

  • Engine Type Petrol MHEV, Plug-in Hybrid, Diesel MHEV
  • Transmission Automatic
  • Drive Type All-Wheel Drive, Rear-Wheel Drive
  • Power HP 336 - 635 HP
  • Consumption L/100km 2.2 - 11 L/100km
  • Electric Range 98 - 118 km
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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

4.2 (2 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 S-Class

The Mercedes S-Class wraps peerless comfort, whisper-quiet luxury and subtle tech wizardry into a chauffeur-ready package that still knows how to engage the driver. It’s the car for buyers who want to arrive relaxed, be taken seriously and occasionally enjoy a grin when the road reminds them this limousine can dance.

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Reviews Mercedes S-Class

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

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Mercedes S-Class

Costs and Consumption
Price
18,800 - 24,400 £
Price
104,000 - 201,400 £
Consumption L/100km
5.7 L/100km
Consumption L/100km
2.2 - 11 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
98 - 118 km
Battery Capacity
-
Battery Capacity
-
co2
128 - 129 g/km
co2
50 - 252 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Hatchback
Body Type
Sedan
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,145 - 1,170 kg
Curb weight
2,165 - 2,650 kg
Trunk capacity
352 L
Trunk capacity
345 - 530 L
Length
-
Length
-
Width
1,775 mm
Width
1,921 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
455 - 465 kg
Payload
420 - 660 kg

Engine and Performance
Engine Type
Petrol
Engine Type
Petrol MHEV, Plug-in Hybrid, Diesel MHEV
Transmission
Manual, Automatic
Transmission
Automatic
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Transmission Detail
Automatic Gearbox
Drive Type
Front-Wheel Drive
Drive Type
All-Wheel Drive, Rear-Wheel Drive
Power HP
90 HP
Power HP
336 - 635 HP
Acceleration 0-100km/h
11.5 - 12.8 s
Acceleration 0-100km/h
4 - 5.7 s
Max Speed
-
Max Speed
-
Torque
172 Nm
Torque
560 - 850 Nm
Number of Cylinders
3
Number of Cylinders
6 - 8
Power kW
66 kW
Power kW
247 - 467 kW
Engine capacity
998 cm3
Engine capacity
2,989 - 3,982 cm3

General
Model Year
2025
Model Year
2026
CO2 Efficiency Class
D
CO2 Efficiency Class
G, B, F
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.