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Kia Picanto vs Mercedes S-Class comparison

Compare performance (68 HP vs 635 HP), boot space and price (15,100 £ vs 104,000 £ ) at a glance. Find out which car is the better choice for you – Kia Picanto or Mercedes S-Class?

Kia Picanto vs Mercedes S-Class: Key differences

Kia Picanto

4.4 (4 Reviews)
rate
  • considerably cheaper
  • substantially lighter
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Mercedes S-Class

  • clearly more power
  • substantially more efficient
  • substantially quicker 0–100 km/h
  • clearly more trunk space
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By Achim Sedelmaier

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

Picanto

Costs and Efficiency:

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

Kia Picanto is considerably cheaper – starting at 15,100 £ , while the Mercedes S-Class costs 104,000 £ . That’s a price difference of around 88,942 £.

Fuel consumption also shows a difference: the Mercedes S-Class uses 2.2 L/100km and is substantially more efficient than the Kia Picanto with 5.5 L/100km. The difference is about 3.3 L/100km.

S-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 Mercedes S-Class offers clearly more power – delivering 635 HP compared to 68 HP. That’s roughly 567 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 Kia Picanto takes 14.6 s. That’s about 10.6 s quicker.

There’s also a difference in torque: the Mercedes S-Class delivers considerably more torque with 850 Nm compared to 96 Nm. That’s about 754 Nm more.

Picanto

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, Kia Picanto is substantially lighter – 1,124 kg compared to 2,165 kg. The difference is around 1,041 kg.

Looking at boot space, the Mercedes S-Class offers clearly more boot space – 530 L compared to 255 L. That’s a difference of about 275 L.

When it comes to payload, the Mercedes S-Class carries significantly more – 660 kg compared to 332 kg. That’s a difference of about 328 kg.

Who wins the race in the data check?

The Mercedes S-Class is far ahead 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, Plugin 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
Kia Picanto
Mercedes S-Class

Costs and Consumption

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Engine and Performance

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Dimensions and Body

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Kia Picanto

Kia Picanto is a cheeky city hatch that squeezes surprising style, practicality and a smile-inducing drive into a pocket-friendly package. It’s ideal for urban buyers who want fuss-free running, effortless parking and a car that punches above its class without pretending to be anything it’s not.

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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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Kia Picanto
Mercedes S-Class

Costs and Consumption

Price
15,100 - 19,500 £
Price
104,000 - 201,400 £
Consumption L/100km
5.5 - 5.9 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
126 - 134 g/km
co2
50 - 252 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
Hatchback
Body Type
Sedan
Seats
4 - 5
Seats
5
Doors
-
Doors
-
Curb weight
1,124 - 1,131 kg
Curb weight
2,165 - 2,650 kg
Trunk capacity
255 L
Trunk capacity
345 - 530 L
Length
-
Length
-
Width
1,595 mm
Width
1,921 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
253 - 332 kg
Payload
420 - 660 kg

Engine and Performance

Engine Type
Petrol
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel MHEV
Transmission
Manuel, Automatic
Transmission
Automatic
Transmission Detail
Manual Gearbox, Automated Manual
Transmission Detail
Automatic Gearbox
Drive Type
Front-Wheel Drive
Drive Type
All-Wheel Drive, Rear-Wheel Drive
Power HP
68 HP
Power HP
336 - 635 HP
Acceleration 0-100km/h
14.6 - 17.2 s
Acceleration 0-100km/h
4 - 5.7 s
Max Speed
-
Max Speed
-
Torque
96 Nm
Torque
560 - 850 Nm
Number of Cylinders
3
Number of Cylinders
6 - 8
Power kW
50 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
Kia
Brand
Mercedes-Benz
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.