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Tesla Roadster vs Mercedes B Class comparison

Compare performance ( vs 238 HP), boot space and price (184,300 £ vs 33,100 £ ) at a glance. Find out which car is the better choice for you – Tesla Roadster or Mercedes B Class?

Tesla Roadster vs Mercedes B Class: Key differences

Tesla Roadster

  • considerably quicker 0–100 km/h
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Mercedes B Class

4.9 (5 Reviews)
rate
  • considerably cheaper
  • significantly more trunk space
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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

Roadster

Costs and Efficiency:

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

Mercedes B Class is considerably cheaper – starting at 33,100 £ , while the Tesla Roadster costs 184,300 £ . That’s a price difference of around 151,156 £.

B Class

Space and Everyday Use:

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

Seats: Mercedes B Class offers more seats – 5 vs 4.

Looking at boot space, the Mercedes B Class offers significantly more boot space – 455 L compared to 0 L. That’s a difference of about 455 L.

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 accelerating from 0 to 100 km/h, the Tesla Roadster is considerably quicker – completing the sprint in 2.1 s, while the Mercedes B Class takes 6.5 s. That’s about 4.4 s quicker.

There’s also a difference in torque: the Tesla Roadster delivers clearly more torque with 10,000 Nm compared to 400 Nm. That’s about 9,600 Nm more.

Who wins the race in the data check?

The Mercedes B Class stands well ahead of its rival 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 £33,100
B Class

Mercedes B Class

  • Engine Type Petrol MHEV, Diesel
  • Transmission Automatic
  • Drive Type Front-Wheel Drive, All-Wheel Drive
  • Power HP 116 - 238 HP
  • Consumption L/100km 5.1 - 6.9 L/100km
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Tesla Roadster
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Costs and Consumption
View detailed analysis

Dimensions and Body
View detailed analysis

Engine and Performance
View detailed analysis

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.

Mercedes B Class

The Mercedes B-Class is a smart, grown-up compact people carrier that dresses everyday practicality in a near‑premium polish, perfect for buyers who want comfort and a classy badge without the theatrics. It won’t set your pulse racing on a back road, but it will make school runs, commutes and grocery hauls feel pleasantly civilized — a reliable, slightly posh companion for real life.

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Reviews Mercedes B Class

4.9 (5 Reviews)
rate
Peter
5 Mar 2026, 05:51:19

My wife and I have been driving a Mercedes W247 200d for seven years now, with 93,000 km on the clock. The car is very comfortable even on long trips and economical. At the last service the pads of the electric parking brake were replaced; otherwise no repairs. We love this car.

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

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Tesla Roadster
Mercedes B Class

Costs and Consumption
Price
184,300 £
Price
33,100 - 52,500 £
Consumption L/100km
-
Consumption L/100km
5.1 - 6.9 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
1,000 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
0 g/km
co2
133 - 156 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Roadster
Body Type
MPV
Seats
4
Seats
5
Doors
2
Doors
-
Curb weight
-
Curb weight
1,405 - 1,565 kg
Trunk capacity
0 L
Trunk capacity
445 - 455 L
Length
-
Length
-
Width
-
Width
1,796 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
-
Payload
515 - 550 kg

Engine and Performance
Engine Type
Electric
Engine Type
Petrol MHEV, Diesel
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Dual-Clutch Automatic
Drive Type
All-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
-
Power HP
116 - 238 HP
Acceleration 0-100km/h
2.1 s
Acceleration 0-100km/h
6.5 - 10 s
Max Speed
402 km/h
Max Speed
-
Torque
10,000 Nm
Torque
200 - 400 Nm
Number of Cylinders
-
Number of Cylinders
4
Power kW
-
Power kW
85 - 175 kW
Engine capacity
-
Engine capacity
1,332 - 1,991 cm3

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

The Tesla Roadster is offered with 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.