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Mercedes GLA vs Tesla Roadster comparison

Compare performance (421 HP vs ), boot space and price (38,800 £ vs 184,300 £ ) at a glance. Find out which car is the better choice for you – Mercedes GLA or Tesla Roadster?

Mercedes GLA vs Tesla Roadster: Key differences

Mercedes GLA

4.5 (4 Reviews)
rate
  • considerably cheaper
  • substantially more trunk space
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Tesla Roadster

  • significantly more electric range
  • considerably quicker 0–100 km/h
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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

GLA

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.

Mercedes GLA is considerably cheaper – starting at 38,800 £ , while the Tesla Roadster costs 184,300 £ . That’s a price difference of around 145,449 £.

As for electric range, the Tesla Roadster offers significantly more range – reaching up to 1,000 km, about 926 km more than the Mercedes GLA.

Roadster

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Seats: Mercedes GLA offers more seats – 5 vs 4.

Looking at boot space, the Mercedes GLA offers substantially more boot space – 435 L compared to 0 L. That’s a difference of about 435 L.

GLA

Engine and Performance:

Power, torque and acceleration are the classic benchmarks for car enthusiasts – and here, some clear differences start to show.

When accelerating from 0 to 100 km/h, the Tesla Roadster is considerably quicker – completing the sprint in 2.1 s, while the Mercedes GLA takes 4.3 s. That’s about 2.2 s quicker.

There’s also a difference in torque: the Tesla Roadster delivers considerably more torque with 10,000 Nm compared to 500 Nm. That’s about 9,500 Nm more.

Who wins the race in the data check?

The Mercedes GLA 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 £38,800
GLA

Mercedes GLA

  • Engine Type : Petrol MHEV, Plugin Hybrid, Diesel, Petrol
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive, All-Wheel Drive
  • Power HP : 116 - 421 HP
  • Consumption L/100km : 2.9 - 9.5 L/100km
  • Electric Range : 74 km
details

Frequently compared as well

Mercedes B Class
Mercedes GLA
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The Mercedes B‑Class and Mercedes GLA target buyers who want Mercedes practicality with premium touches, but they take different paths: the B‑Class is a spacious, hatchback-style people carrier while the GLA is a compact crossover with a higher ride height and sportier stance. This comparison looks …
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Mercedes GLA
Tesla Roadster

Costs and Consumption
View detailed analysis

Dimensions and Body
View detailed analysis

Engine and Performance
View detailed analysis

Mercedes GLA

The Mercedes GLA is a compact luxury crossover that brings Mercedes-Benz's refined design and premium cabin materials into a practical, city-friendly package. It combines comfortable ride quality and intuitive tech with poised handling, making it a confident choice for everyday driving and longer journeys.

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Reviews Mercedes GLA

4.5 (4 Reviews)
rate
Lucien
1 May 2026, 07:12:24

GLA 180 petrol. Ideal for city and highway. Very smooth and quiet. The automatic gearbox is a delight. Average consumption 6.2 L/100 km. Special edition 180 Cyber Edition, leather seats....

How do you mainly use this car? (optional): Family car
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
Gutter
24 Feb 2026, 21:53:27

Super nimble, very impressive power from this 1,300cc mild‑hybrid engine — in town, on the road and on the motorway for this 2025 GLA 180 Style AMG... premium interior!

How do you mainly use this car? (optional): Family car
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
Serge
16 Jan 2026, 16:09:11

You have to compare like with like — the GLA should be compared to the Q3, not the Q2 as in your study!

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

Tesla Roadster

The Roadster is a stunning embodiment of open-air driving, blending sleek design with exhilarating performance. With its sporty silhouette and agile handling, it offers an unmatched sense of freedom on the road. Enthusiasts revel in the combination of luxury and raw power, making every journey a memorable adventure.

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Reviews Tesla Roadster

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

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Tesla Roadster

Costs and Consumption
Price
38,800 - 75,300 £
Price
184,300 £
Consumption L/100km
2.9 - 9.5 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
74 km
Electric Range
1,000 km
Battery Capacity
-
Battery Capacity
-
co2
66 - 216 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
Roadster
Seats
5
Seats
4
Doors
-
Doors
2
Curb weight
1,570 - 1,810 kg
Curb weight
-
Trunk capacity
385 - 435 L
Trunk capacity
0 L
Length
-
Length
-
Width
1,834 - 1,849 mm
Width
-
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
480 - 500 kg
Payload
-

Engine and Performance
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel, Petrol
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Reduction Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
116 - 421 HP
Power HP
-
Acceleration 0-100km/h
4.3 - 11 s
Acceleration 0-100km/h
2.1 s
Max Speed
-
Max Speed
402 km/h
Torque
230 - 500 Nm
Torque
10,000 Nm
Number of Cylinders
4
Number of Cylinders
-
Power kW
85 - 310 kW
Power kW
-
Engine capacity
1,332 - 1,991 cm3
Engine capacity
-

General
Model Year
2025
Model Year
2025
CO2 Efficiency Class
E, F, B, G
CO2 Efficiency Class
A
Brand
Mercedes-Benz
Brand
Tesla
Is the Mercedes GLA offered with different drivetrains?

The Mercedes GLA is available as 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.