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Mercedes GLS vs Subaru BRZ comparison

Compare performance (404 HP vs 235 HP), boot space and price (92,700 £ vs 36,000 £ ) at a glance. Find out which car is the better choice for you – Mercedes GLS or Subaru BRZ?

Mercedes GLS vs Subaru BRZ: Key differences

Mercedes GLS

  • substantially more power
  • moderately more efficient
  • a bit quicker 0–100 km/h
  • markedly more trunk space
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Subaru BRZ

  • substantially cheaper
  • clearly lighter
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By Achim Sedelmaier

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

GLS

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.

Subaru BRZ is substantially cheaper – starting at 36,000 £ , while the Mercedes GLS costs 92,700 £ . That’s a price difference of around 56,671 £.

Fuel consumption also shows a difference: the Mercedes GLS uses 7.9 L/100km and is moderately more efficient than the Subaru BRZ with 8.8 L/100km. The difference is about 0.9 L/100km.

BRZ

Engine and Performance:

Power, torque and acceleration say a lot about how a car feels on the road. This is where you see which model delivers more driving dynamics.

When it comes to engine power, the Mercedes GLS offers substantially more power – delivering 404 HP compared to 235 HP. That’s roughly 169 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes GLS is a bit quicker – completing the sprint in 5.6 s, while the Subaru BRZ takes 6.3 s. That’s about 0.7 s quicker.

There’s also a difference in torque: the Mercedes GLS delivers clearly more torque with 750 Nm compared to 250 Nm. That’s about 500 Nm more.

GLS

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: Mercedes GLS offers more seats – 7 vs 4.

In terms of curb weight, Subaru BRZ is clearly lighter – 1,275 kg compared to 2,580 kg. The difference is around 1,305 kg.

Looking at boot space, the Mercedes GLS offers markedly more boot space – 355 L compared to 237 L. That’s a difference of about 118 L.

When it comes to payload, the Mercedes GLS carries significantly more – 820 kg compared to 404 kg. That’s a difference of about 416 kg.

Who wins the race in the data check?

The Mercedes GLS 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 £92,700
GLS

Mercedes GLS

  • Engine Type Petrol MHEV, Diesel MHEV
  • Transmission Automatic
  • Drive Type All-Wheel Drive
  • Power HP 336 - 404 HP
  • Consumption L/100km 7.9 - 9.9 L/100km
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

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 Mercedes GLS

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Subaru BRZ

The Subaru BRZ is a pure driver's car — lightweight, balanced and joyfully communicative, turning every twisty back road into an invitation to grin. It doesn’t hide behind flashy tech or brute power; instead it delivers razor-sharp handling and honest feedback, making it a brilliant choice for anyone who wants driving to feel like fun again.

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Reviews Subaru BRZ

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Subaru BRZ

Costs and Consumption
Price
92,700 - 104,600 £
Price
36,000 - 38,600 £
Consumption L/100km
7.9 - 9.9 L/100km
Consumption L/100km
8.8 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
206 - 226 g/km
co2
199 - 200 g/km
Fuel tank capacity
-
Fuel tank capacity
50 L

Dimensions and Body
Body Type
SUV
Body Type
Coupe
Seats
7
Seats
4
Doors
-
Doors
2
Curb weight
2,580 - 2,670 kg
Curb weight
1,275 - 1,296 kg
Trunk capacity
355 L
Trunk capacity
237 L
Length
-
Length
4,265 mm
Width
1,956 mm
Width
1,775 mm
Height
-
Height
1,310 mm
Max trunk capacity
-
Max trunk capacity
-
Payload
810 - 820 kg
Payload
395 - 404 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel MHEV
Engine Type
Petrol
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Manual Gearbox, Automatic Gearbox
Drive Type
All-Wheel Drive
Drive Type
Rear-Wheel Drive
Power HP
336 - 404 HP
Power HP
235 HP
Acceleration 0-100km/h
5.6 - 6.2 s
Acceleration 0-100km/h
6.3 - 6.9 s
Max Speed
-
Max Speed
216 - 226 km/h
Torque
560 - 750 Nm
Torque
250 Nm
Number of Cylinders
6
Number of Cylinders
4
Power kW
247 - 297 kW
Power kW
172 kW
Engine capacity
2,989 - 2,999 cm3
Engine capacity
2,387 cm3

General
Model Year
2026
Model Year
2024
CO2 Efficiency Class
G
CO2 Efficiency Class
G
Brand
Mercedes-Benz
Brand
Subaru
Is the Mercedes GLS offered with different drivetrains?

The Mercedes GLS is available as 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.