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Mercedes E-Class vs Cadillac OPTIQ comparison

Compare performance (585 HP vs 304 HP), boot space and price (50,500 £ vs 55,700 £ ) at a glance. Find out which car is the better choice for you – Mercedes E-Class or Cadillac OPTIQ?

Mercedes E-Class vs Cadillac OPTIQ: Key differences

Mercedes E-Class

4.7 (2 Reviews)
rate
  • moderately cheaper
  • significantly more power
  • substantially quicker 0–100 km/h
  • markedly lighter
  • moderately more trunk space
details

Cadillac OPTIQ

3.7 (1 Reviews)
rate
  • considerably more electric range
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

E-Class

Costs and Efficiency:

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

Mercedes E-Class is moderately cheaper – starting at 50,500 £ , while the Cadillac OPTIQ costs 55,700 £ . That’s a price difference of around 5,224 £.

As for electric range, the Cadillac OPTIQ offers considerably more range – reaching up to 425 km, about 309 km more than the Mercedes E-Class.

E-Class

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 it comes to engine power, the Mercedes E-Class offers significantly more power – delivering 585 HP compared to 304 HP. That’s roughly 281 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes E-Class is substantially quicker – completing the sprint in 4 s, while the Cadillac OPTIQ takes 6.3 s. That’s about 2.3 s quicker.

There’s also a difference in torque: the Mercedes E-Class delivers visibly more torque with 750 Nm compared to 480 Nm. That’s about 270 Nm more.

E-Class

Space and Everyday Use:

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

Both vehicles offer seating for 5 people.

In terms of curb weight, Mercedes E-Class is markedly lighter – 1,810 kg compared to 2,376 kg. The difference is around 566 kg.

Looking at boot space, the Mercedes E-Class offers moderately more boot space – 540 L compared to 443 L. That’s a difference of about 97 L.

When it comes to payload, the Mercedes E-Class carries slightly more – 640 kg compared to 524 kg. That’s a difference of about 116 kg.

Who wins the race in the data check?

The Mercedes E-Class 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 £50,500
E-Class

Mercedes E-Class

  • Engine Type : Petrol MHEV, Plugin Hybrid, Diesel MHEV
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 186 - 585 HP
  • Consumption L/100km : 1.5 - 7.5 L/100km
  • Electric Range : 101 - 116 km
details

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Mercedes E-Class
Cadillac OPTIQ

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
18C0338_006

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

Cadillac OPTIQ

The Cadillac Optiq is a chic, compact electric SUV that brings the brand’s bold styling, hushed refinement, and confident punch to a more attainable size. With a calm, composed ride, a tech-rich cabin, and the brand’s signature light show outside, it feels like an urban-friendly gateway to true American luxury without losing the drama or the practicality buyers need.

details

Reviews Cadillac OPTIQ

3.7 (1 Reviews)
rate

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

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Mercedes E-Class
Cadillac OPTIQ

Costs and Consumption
Price
50,500 - 119,700 £
Price
55,700 £
Consumption L/100km
1.5 - 7.5 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
19.9 kWh/100km
Electric Range
101 - 116 km
Electric Range
425 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
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,810 - 2,390 kg
Curb weight
2,376 kg
Trunk capacity
370 - 540 L
Trunk capacity
443 L
Length
-
Length
-
Width
1,880 mm
Width
1,912 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
530 - 640 kg
Payload
524 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
All-Wheel Drive
Power HP
186 - 585 HP
Power HP
304 HP
Acceleration 0-100km/h
4 - 8.5 s
Acceleration 0-100km/h
6.3 s
Max Speed
-
Max Speed
-
Torque
320 - 750 Nm
Torque
480 Nm
Number of Cylinders
4 - 6
Number of Cylinders
-
Power kW
137 - 430 kW
Power kW
224 kW
Engine capacity
1,993 - 2,999 cm3
Engine capacity
-

General
Model Year
2,024 - 2,025
Model Year
2026
CO2 Efficiency Class
E, F, B, D
CO2 Efficiency Class
A
Brand
Mercedes-Benz
Brand
Cadillac
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.