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Mercedes E-Class vs Vauxhall Rocks Electric comparison

Compare performance (585 HP vs 8 HP), boot space and price (50,500 £ vs 6,800 £ ) at a glance. Find out which car is the better choice for you – Mercedes E-Class or Vauxhall Rocks Electric?

Mercedes E-Class vs Vauxhall Rocks Electric: Key differences

Mercedes E-Class

4.7 (2 Reviews)
rate
  • substantially more power
  • clearly more electric range
  • significantly more trunk space
details

Vauxhall Rocks Electric

  • considerably cheaper
  • clearly lighter
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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

E-Class

Costs and Efficiency:

Looking at overall running costs, both models reveal some interesting differences in everyday economy.

Vauxhall Rocks Electric is considerably cheaper – starting at 6,800 £ , while the Mercedes E-Class costs 50,500 £ . That’s a price difference of around 43,642 £.

As for electric range, the Mercedes E-Class offers clearly more range – reaching up to 116 km, about 41 km more than the Vauxhall Rocks Electric.

Rocks Electric

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 E-Class offers substantially more power – delivering 585 HP compared to 8 HP. That’s roughly 577 HP more horsepower.

There’s also a difference in torque: the Mercedes E-Class delivers considerably more torque with 750 Nm compared to 40 Nm. That’s about 710 Nm more.

E-Class

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 E-Class offers more seats – 5 vs 2.

In terms of curb weight, Vauxhall Rocks Electric is clearly lighter – 558 kg compared to 1,810 kg. The difference is around 1,252 kg.

Looking at boot space, the Mercedes E-Class offers significantly more boot space – 540 L compared to 63 L. That’s a difference of about 477 L.

When it comes to payload, the Mercedes E-Class carries significantly more – 640 kg compared to 142 kg. That’s a difference of about 498 kg.

Who wins the race in the data check?

The Vauxhall Rocks Electric 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 £6,800
Rocks Electric

Vauxhall Rocks Electric

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type Front-Wheel Drive
  • Power HP 8 HP
  • Electric Range 75 km
details

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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mercedes E-Class

The Mercedes E‑Class is the executive saloon that balances calm refinement with a hint of sporting intent, wrapping luxury in tasteful understatement. It pampers occupants with a composed ride and intuitive tech while quietly reminding you that it’s still very much a Mercedes — authoritative, polished, and unwilling to shout for attention.

details
19C0741_014
19C0741_016
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Reviews Mercedes E-Class

4.7 (2 Reviews)
rate
Carlos
11 Apr 2026, 20:47:10

Comfortable car, beautiful lines, powerful and economical to run.

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

Vauxhall Rocks Electric

The Opel Rocks Electric is a cheeky urban crossover that swaps petrol fuss for an electric grin, offering compact practicality and a playful character for city life. It’s easy to live with, delivers quietly eager acceleration for everyday driving, and feels like a smart, approachable choice for buyers dipping their toes into EV ownership.

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Reviews Vauxhall Rocks Electric

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

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Mercedes E-Class
Vauxhall Rocks Electric

Costs and Consumption
Price
50,500 - 119,700 £
Price
6,800 - 7,500 £
Consumption L/100km
1.5 - 7.5 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
101 - 116 km
Electric Range
75 km
Battery Capacity
-
Battery Capacity
-
co2
39 - 172 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Sedan
Body Type
Hatchback
Seats
5
Seats
2
Doors
-
Doors
-
Curb weight
1,810 - 2,390 kg
Curb weight
558 kg
Trunk capacity
370 - 540 L
Trunk capacity
63 L
Length
-
Length
-
Width
1,880 mm
Width
1,388 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
530 - 640 kg
Payload
142 kg

Engine and Performance
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel MHEV
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
186 - 585 HP
Power HP
8 HP
Acceleration 0-100km/h
4 - 8.5 s
Acceleration 0-100km/h
-
Max Speed
-
Max Speed
-
Torque
320 - 750 Nm
Torque
40 Nm
Number of Cylinders
4 - 6
Number of Cylinders
-
Power kW
137 - 430 kW
Power kW
6 kW
Engine capacity
1,993 - 2,999 cm3
Engine capacity
-

General
Model Year
2,024 - 2,025
Model Year
2025
CO2 Efficiency Class
E, F, B, D
CO2 Efficiency Class
A
Brand
Mercedes-Benz
Brand
Vauxhall
What drivetrain options does the Mercedes E-Class have?

The Mercedes E-Class is available as 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.