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Kia Sorento vs Mercedes GLB comparison

Compare performance (252 HP vs 354 HP), boot space and price (46,900 £ vs 50,600 £ ) at a glance. Find out which car is the better choice for you – Kia Sorento or Mercedes GLB?

Kia Sorento vs Mercedes GLB: Key differences

Kia Sorento

  • marginally cheaper
  • a bit lighter
  • markedly more trunk space

Mercedes GLB

3.6 (4 Reviews)
rate
  • noticeably more power
  • significantly more electric range
  • substantially quicker 0–100 km/h

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

Sorento

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.

Kia Sorento is marginally cheaper – starting at 46,900 £ , while the Mercedes GLB costs 50,600 £ . That’s a price difference of around 3,735 £.

As for electric range, the Mercedes GLB offers significantly more range – reaching up to 631 km, about 576 km more than the Kia Sorento.

GLB

Engine and Performance:

Under the bonnet, it becomes clear which model is tuned for sportiness and which one takes the lead when you hit the accelerator.

When it comes to engine power, the Mercedes GLB offers noticeably more power – delivering 354 HP compared to 252 HP. That’s roughly 102 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes GLB is substantially quicker – completing the sprint in 5.5 s, while the Kia Sorento takes 8 s. That’s about 2.5 s quicker.

There’s also a difference in torque: the Mercedes GLB delivers moderately more torque with 515 Nm compared to 440 Nm. That’s about 75 Nm more.

Sorento

Space and Everyday Use:

Beyond pure performance, interior space and usability matter most in daily life. This is where you see which car is more practical and versatile.

Seats: Kia Sorento offers more seats – 7 vs 5.

In terms of curb weight, Kia Sorento is a bit lighter – 1,855 kg compared to 2,200 kg. The difference is around 345 kg.

Looking at boot space, the Kia Sorento offers markedly more boot space – 705 L compared to 540 L. That’s a difference of about 165 L.

When it comes to payload, the Kia Sorento carries visibly more – 685 kg compared to 500 kg. That’s a difference of about 185 kg.

Who wins the race in the data check?

The Mercedes GLB is decisively ahead 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 £50,600
GLB

Mercedes GLB

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 272 - 354 HP
  • Consumption kWh/100km : 15.8 - 15.9 kWh/100km
  • Electric Range : 614 - 631 km
details

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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Kia Sorento

The Kia Sorento blends roomy practicality with smart tech and an unexpectedly composed highway manner, making it an easy choice for families who want comfort without fuss. It presents classy interior touches and sensible packaging at a realistic price, proving you don't need to shout to be noticed in the SUV crowd.

details
Neuer_Kia_Sorento_gewinnt_Goldenes_Lenkrad_02
Neuer Kia Sorento (Modelljahr 2021)
Kia_Sorento_HEV_MJ23_06

Reviews Kia Sorento

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

Mercedes GLB

The Mercedes GLB is a practical compact SUV that mixes boxy, family-friendly space with premium German polish, making it an appealing choice for buyers who want usefulness without pretension. It drives with a confident, composed feel and somehow manages to look both rugged and refined — the grown-up SUV that still likes to have fun.

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Reviews Mercedes GLB

3.6 (4 Reviews)
rate
Hans
19 Feb 2026, 02:39:00

Great car — very satisfied with the GLB 250 4MATIC.

How do you mainly use this car? (optional): Leisure / Weekend driver
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

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Kia Sorento
Mercedes GLB

Costs and Consumption
Price
46,900 - 60,100 £
Price
50,600 - 62,400 £
Consumption L/100km
3.9 - 7 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
15.8 - 15.9 kWh/100km
Electric Range
55 km
Electric Range
614 - 631 km
Battery Capacity
-
Battery Capacity
-
co2
87 - 174 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
SUV
Seats
5 - 7
Seats
5
Doors
-
Doors
-
Curb weight
1,855 - 2,110 kg
Curb weight
2,200 - 2,280 kg
Trunk capacity
175 - 705 L
Trunk capacity
540 L
Length
-
Length
-
Width
1,900 mm
Width
1,861 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
162 - 685 kg
Payload
500 kg

Engine and Performance
Engine Type
Full Hybrid, Diesel, Plugin Hybrid
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox, Dual-Clutch Automatic
Transmission Detail
Reduction Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
194 - 252 HP
Power HP
272 - 354 HP
Acceleration 0-100km/h
8 - 9.7 s
Acceleration 0-100km/h
5.5 - 7.4 s
Max Speed
-
Max Speed
-
Torque
380 - 440 Nm
Torque
335 - 515 Nm
Number of Cylinders
4
Number of Cylinders
-
Power kW
142 - 212 kW
Power kW
200 - 260 kW
Engine capacity
1,598 - 2,151 cm3
Engine capacity
-

General
Model Year
2,025 - 2,026
Model Year
2,026
CO2 Efficiency Class
E, F, B
CO2 Efficiency Class
A
Brand
Kia
Brand
Mercedes-Benz
What drive types are available for the Kia Sorento?

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