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Mercedes GLB vs Tesla Model Y comparison

Compare performance (354 HP vs 460 HP), boot space and price (50,600 £ vs 34,300 £ ) at a glance. Find out which car is the better choice for you – Mercedes GLB or Tesla Model Y?

Mercedes GLB vs Tesla Model Y: Key differences

Mercedes GLB

3.6 (4 Reviews)
rate

Tesla Model Y

4.5 (4 Reviews)
rate
  • significantly cheaper
  • markedly more power
  • markedly more efficient
  • marginally more electric range
  • considerably quicker 0–100 km/h
  • slightly lighter
  • visibly 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.

By Achim Sedelmaier

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

GLB

Costs and Efficiency:

Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.

Tesla Model Y is significantly cheaper – starting at 34,300 £ , while the Mercedes GLB costs 50,600 £ . That’s a price difference of around 16,335 £.

In terms of energy consumption, the Tesla Model Y is markedly more efficient: consuming 12.7 kWh/100km compared to 15.8 kWh/100km for the Mercedes GLB. That’s a difference of about 3.1 kWh/100km.

As for electric range, the Tesla Model Y offers marginally more range – reaching up to 657 km, about 26 km more than the Mercedes GLB.

Model Y

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 Tesla Model Y offers markedly more power – delivering 460 HP compared to 354 HP. That’s roughly 106 HP more horsepower.

When accelerating from 0 to 100 km/h, the Tesla Model Y is considerably quicker – completing the sprint in 3.5 s, while the Mercedes GLB takes 5.5 s. That’s about 2 s quicker.

There’s also a difference in torque: the Tesla Model Y delivers markedly more torque with 660 Nm compared to 515 Nm. That’s about 145 Nm more.

GLB

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: Tesla Model Y offers more seats – 7 vs 5.

In terms of curb weight, Tesla Model Y is slightly lighter – 1,953 kg compared to 2,200 kg. The difference is around 247 kg.

Looking at boot space, the Tesla Model Y offers visibly more boot space – 822 L compared to 540 L. That’s a difference of about 282 L.

When it comes to payload, the Mercedes GLB carries barely more – 500 kg compared to 472 kg. That’s a difference of about 28 kg.

Who wins the race in the data check?

The Tesla Model Y 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 £34,300
Model Y

Tesla Model Y

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive, Rear-Wheel Drive
  • Power HP : 299 - 460 HP
  • Consumption kWh/100km : 12.7 - 16.2 kWh/100km
  • Electric Range : 534 - 657 km
details

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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

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View detailed analysis

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

Tesla Model Y

The Tesla Model Y blends SUV practicality with sports-car poke, wrapping a roomy, minimalist cabin and handy hatch into a slick, aerodynamic package that feels more Silicon Valley gadget than garage ornament. It’s an ideal pick for buyers who want effortless electric driving, regular software improvements and access to Tesla’s convenient charging network, though style-conscious shoppers should know it’s more about tech and efficiency than classic luxury.

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0x0-ModelY_01
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Reviews Tesla Model Y

4.5 (4 Reviews)
rate
Franz
15 Sept 2025, 11:46:15

The Model Y has the perfect range for me!!!

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Mercedes GLB
Tesla Model Y

Costs and Consumption
Price
50,600 - 62,400 £
Price
34,300 - 53,100 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
15.8 - 15.9 kWh/100km
Consumption kWh/100km
12.7 - 16.2 kWh/100km
Electric Range
614 - 631 km
Electric Range
534 - 657 km
Battery Capacity
-
Battery Capacity
64.5 - 83 kWh
co2
0 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
SUV
Seats
5
Seats
5 - 7
Doors
-
Doors
5
Curb weight
2,200 - 2,280 kg
Curb weight
1,953 - 2,108 kg
Trunk capacity
540 L
Trunk capacity
822 L
Length
-
Length
4,790 - 4,797 mm
Width
1,861 mm
Width
1,920 - 1,921 mm
Height
-
Height
1,621 - 1,624 mm
Max trunk capacity
-
Max trunk capacity
2,118 - 2,138 L
Payload
500 kg
Payload
435 - 472 kg

Engine and Performance
Engine Type
Electric
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive, Rear-Wheel Drive
Power HP
272 - 354 HP
Power HP
299 - 460 HP
Acceleration 0-100km/h
5.5 - 7.4 s
Acceleration 0-100km/h
3.5 - 7.2 s
Max Speed
-
Max Speed
201 km/h
Torque
335 - 515 Nm
Torque
420 - 660 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
200 - 260 kW
Power kW
220 - 338 kW
Engine capacity
-
Engine capacity
-

General
Model Year
2,026
Model Year
2,025 - 2,026
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
Mercedes-Benz
Brand
Tesla
What drive types are available for the Mercedes GLB?

Available configurations include Rear-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.