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Kia Sportage vs Mercedes GLS - Differences and prices compared

Compare performance (239 HP vs 634 HP), boot space and price (30200 £ vs 96100 £ ) at a glance. Find out which car is the better choice for you – Kia Sportage or Mercedes GLS?

Kia Sportage

4.9 (2 Reviews)
rate

Mercedes GLS

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

Sportage

Costs and Efficiency:

When it comes to price and running costs, the biggest differences usually appear. This is often where you see which car fits your budget better in the long run.

Kia Sportage has a significantly advantage in terms of price – it starts at 30200 £ , while the Mercedes GLS costs 96100 £ . That’s a price difference of around 65958 £.

Fuel consumption also shows a difference: Kia Sportage manages with 5 L and is therefore significantly more efficient than the Mercedes GLS with 7.80 L. The difference is about 2.80 L per 100 km.

GLS

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 GLS has a significantly edge – offering 634 HP compared to 239 HP. That’s roughly 395 HP more horsepower.

In acceleration from 0 to 100 km/h, the Mercedes GLS is significantly quicker – completing the sprint in 4.20 s, while the Kia Sportage takes 7.90 s. That’s about 3.70 s faster.

In terms of top speed, the Mercedes GLS performs clearly perceptible better – reaching 280 km/h, while the Kia Sportage tops out at 203 km/h. The difference is around 77 km/h.

There’s also a difference in torque: Mercedes GLS pulls convincingly stronger with 850 Nm compared to 320 Nm. That’s about 530 Nm difference.

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Sportage

Space and Everyday Use:

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

Seats: Mercedes GLS offers distinct more seating capacity – 7 vs 5.

In curb weight, Kia Sportage is convincingly lighter – 1552 kg compared to 2550 kg. The difference is around 998 kg.

In terms of boot space, the Kia Sportage offers clearly perceptible more room – 587 L compared to 355 L. That’s a difference of about 232 L.

In maximum load capacity, the Mercedes GLS performs distinct better – up to 2400 L, which is about 624 L more than the Kia Sportage.

When it comes to payload, Mercedes GLS a bit takes the win – 695 kg compared to 580 kg. That’s a difference of about 115 kg.

Who wins the race?

The Mercedes GLS proves to be wins the duel decisively and therefore becomes our DriveDuel Champion!
Mercedes GLS is the better all-rounder in this comparison.

from about £96,100
GLS

Mercedes GLS

  • Engine Type : Petrol MHEV, Diesel MHEV
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 333 - 634 HP
  • Consumption L/100km : 7.8 - 13.7 L
details
Kia Sportage
Mercedes GLS

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Kia Sportage

4.9 (2 Reviews)
rate

The Kia Sportage proves you don't have to choose between style and sensible family motoring, wrapping modern, confident looks around a roomy, well-equipped cabin. It's an easy car to live with — comfortable on daily runs, pleasantly engaging when you want a bit of fun, and kind to your wallet so you can keep smiling at the fuel pump.

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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 Kia Sportage

4.9 (2 Reviews)
rate

Reviews Mercedes GLS

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Mercedes GLS

Costs and Consumption
Price
30200 - 43900 £
Price
96100 - 208500 £
Consumption L/100km
5 - 7.9 L
Consumption L/100km
7.8 - 13.7 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
132 - 180 g/km
co2
204 - 310 g/km
Fuel tank capacity
52 - 54 L
Fuel tank capacity
90 L

Dimensions and Body
Body Type
SUV
Body Type
SUV
Seats
5
Seats
7
Doors
5
Doors
5
Curb weight
1552 - 1733 kg
Curb weight
2550 - 2825 kg
Trunk capacity
526 - 587 L
Trunk capacity
355 L
Length
4540 mm
Length
5208 - 5233 mm
Width
1865 mm
Width
1956 mm
Height
1645 mm
Height
1782 - 1838 mm
Max trunk capacity
1715 - 1776 L
Max trunk capacity
2400 L
Payload
543 - 580 kg
Payload
445 - 695 kg

Engine and Performance
Engine Type
Petrol, Full Hybrid, Diesel MHEV
Engine Type
Petrol MHEV, Diesel MHEV
Transmission
Manuel, Automatic
Transmission
Automatic
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic, Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
136 - 239 HP
Power HP
333 - 634 HP
Acceleration 0-100km/h
7.9 - 11.6 s
Acceleration 0-100km/h
4.2 - 6.7 s
Max Speed
180 - 203 km/h
Max Speed
238 - 280 km/h
Torque
250 - 320 Nm
Torque
500 - 850 Nm
Number of Cylinders
4
Number of Cylinders
6 - 8
Power kW
100 - 176 kW
Power kW
245 - 466 kW
Engine capacity
1598 cm3
Engine capacity
2989 - 3982 cm3

General
Model Year
2025
Model Year
2024 - 2025
CO2 Efficiency Class
F, D, E, G
CO2 Efficiency Class
G
Brand
Kia
Brand
Mercedes-Benz

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Is the Kia Sportage offered with different drivetrains?

The Kia Sportage is offered with Front-Wheel Drive or All-Wheel Drive.

The prices shown are estimates based on German list prices, adjusted for local VAT. Local registration taxes (e.g. NoVA, BPM or CO2 malus) are not included. This information is not legally binding.