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CUPRA Tavascan vs Mercedes GLB comparison

Compare performance (340 HP vs 354 HP), boot space and price (45,700 £ vs 43,200 £ ) at a glance. Find out which car is the better choice for you – CUPRA Tavascan or Mercedes GLB?

CUPRA Tavascan vs Mercedes GLB: Key differences

CUPRA Tavascan

4.4 (2 Reviews)
rate
details

Mercedes GLB

3.6 (4 Reviews)
rate
  • only slightly cheaper
  • very slightly more power
  • marginally more efficient
  • a bit more electric range
  • a bit lighter
details

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

Tavascan

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.

Mercedes GLB is only slightly cheaper – starting at 43,200 £ , while the CUPRA Tavascan costs 45,700 £ . That’s a price difference of around 2,523 £.

In terms of energy consumption, the Mercedes GLB is marginally more efficient: consuming 15.4 kWh/100km compared to 15.9 kWh/100km for the CUPRA Tavascan. That’s a difference of about 0.5 kWh/100km.

As for electric range, the Mercedes GLB offers a bit more range – reaching up to 631 km, about 78 km more than the CUPRA Tavascan.

GLB

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 GLB offers very slightly more power – delivering 354 HP compared to 340 HP. That’s roughly 14 HP more horsepower.

Both models accelerate almost equally fast – 5.5 s from 0 to 100 km/h.

There’s also a difference in torque: the CUPRA Tavascan delivers visibly more torque with 679 Nm compared to 515 Nm. That’s about 164 Nm more.

Tavascan

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.

Both vehicles offer seating for 5 people.

In terms of curb weight, Mercedes GLB is a bit lighter – 1,840 kg compared to 2,178 kg. The difference is around 338 kg.

Boot capacity is identical – both offer 540 L of storage.

When it comes to payload, the CUPRA Tavascan carries marginally more – 522 kg compared to 505 kg. That’s a difference of about 17 kg.

Who wins the race in the data check?

The Mercedes GLB has the upper hand 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 £43,200
GLB

Mercedes GLB

  • Engine Type : Electric, Full Hybrid
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 156 - 354 HP
  • Consumption L/100km : 5.7 - 6.1 L/100km
  • Consumption kWh/100km : 15.4 - 15.9 kWh/100km
  • Electric Range : 431 - 631 km
CUPRA Tavascan
Mercedes GLB

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

CUPRA Tavascan

The CUPRA Tavascan is a striking electric crossover that blends aggressive, sporty design with surprising everyday practicality, pairing a coupe-like silhouette with SUV versatility. It feels lively and engaging on the road while offering premium touches inside, making it a compelling choice for buyers who want attitude without sacrificing comfort.

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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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CUPRA Tavascan
Mercedes GLB

Costs and Consumption

Price
45,700 - 49,600 £
Price
43,200 - 62,400 £
Consumption L/100km
-
Consumption L/100km
5.7 - 6.1 L/100km
Consumption kWh/100km
15.9 - 17.1 kWh/100km
Consumption kWh/100km
15.4 - 15.9 kWh/100km
Electric Range
513 - 553 km
Electric Range
431 - 631 km
Battery Capacity
77 kWh
Battery Capacity
-
co2
0 g/km
co2
0 - 138 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
SUV
Body Type
SUV
Seats
5
Seats
5
Doors
5
Doors
-
Curb weight
2,178 - 2,273 kg
Curb weight
1,840 - 2,280 kg
Trunk capacity
540 L
Trunk capacity
540 L
Length
4,644 mm
Length
-
Width
1,861 mm
Width
1,861 mm
Height
1,597 mm
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
507 - 522 kg
Payload
485 - 505 kg

Engine and Performance

Engine Type
Electric
Engine Type
Electric, Full Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
286 - 340 HP
Power HP
156 - 354 HP
Acceleration 0-100km/h
5.5 - 6.8 s
Acceleration 0-100km/h
5.5 - 9.7 s
Max Speed
180 km/h
Max Speed
-
Torque
545 - 679 Nm
Torque
280 - 515 Nm
Number of Cylinders
-
Number of Cylinders
4
Power kW
210 - 250 kW
Power kW
115 - 260 kW
Engine capacity
-
Engine capacity
1,499 cm3

General

Model Year
2024
Model Year
2026
CO2 Efficiency Class
A
CO2 Efficiency Class
A, D, E
Brand
CUPRA
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.