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BMW 3 Series Saloon vs Mercedes EQS comparison

Compare performance (530 HP vs 585 HP), boot space and price (39,900 £ vs 80,900 £ ) at a glance. Find out which car is the better choice for you – BMW 3 Series Saloon or Mercedes EQS?

BMW 3 Series Saloon vs Mercedes EQS: Key differences

BMW 3 Series Saloon

  • considerably cheaper
  • a bit quicker 0–100 km/h
  • substantially lighter
details

Mercedes EQS

  • marginally more power
  • substantially more electric range
  • markedly more trunk space
details

By Achim Sedelmaier

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

3 Series Saloon

Costs and Efficiency:

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

BMW 3 Series Saloon is considerably cheaper – starting at 39,900 £ , while the Mercedes EQS costs 80,900 £ . That’s a price difference of around 40,974 £.

As for electric range, the Mercedes EQS offers substantially more range – reaching up to 920 km, about 819 km more than the BMW 3 Series Saloon.

EQS

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 EQS offers marginally more power – delivering 585 HP compared to 530 HP. That’s roughly 55 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW 3 Series Saloon is a bit quicker – completing the sprint in 3.5 s, while the Mercedes EQS takes 4.1 s. That’s about 0.6 s quicker.

There’s also a difference in torque: the Mercedes EQS delivers slightly more torque with 800 Nm compared to 700 Nm. That’s about 100 Nm more.

3 Series Saloon

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Both vehicles offer seating for 5 people.

In terms of curb weight, BMW 3 Series Saloon is substantially lighter – 1,575 kg compared to 2,550 kg. The difference is around 975 kg.

Looking at boot space, the Mercedes EQS offers markedly more boot space – 610 L compared to 480 L. That’s a difference of about 130 L.

When it comes to payload, the Mercedes EQS carries moderately more – 570 kg compared to 495 kg. That’s a difference of about 75 kg.

Who wins the race in the data check?

The Mercedes EQS holds a decisive overall lead 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 £80,900
EQS

Mercedes EQS

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type Rear-Wheel Drive, All-Wheel Drive
  • Power HP 367 - 585 HP
  • Consumption kWh/100km 15.5 - 16.3 kWh/100km
  • Electric Range 810 - 920 km
details

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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

BMW 3 Series Saloon

The BMW 3 Series saloon is a driver's car in a suit, blending poised handling with a cabin that feels more premium than its practicality suggests. It’s composed enough for daily duties yet playful enough to keep weekend drives interesting, making it a sensible choice for buyers who still want to have fun.

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Reviews BMW 3 Series Saloon

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

Mercedes EQS

The Mercedes EQS is a silent, spaceship-like flagship that turns electric luxury into zen on wheels, wrapped in a swooping design that insists on being admired. Inside it’s all glassy screens and soft-touch surfaces that make long trips feel like first class, and the driving experience is composed and effortless — like a courteous butler with an electric heart.

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Reviews Mercedes EQS

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Mercedes EQS

Costs and Consumption
Price
39,900 - 92,200 £
Price
80,900 - 117,500 £
Consumption L/100km
2.4 - 10.1 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
15.5 - 16.3 kWh/100km
Electric Range
96 - 101 km
Electric Range
810 - 920 km
Battery Capacity
-
Battery Capacity
-
co2
54 - 227 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Sedan
Body Type
Hatchback
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,575 - 1,960 kg
Curb weight
2,550 - 2,660 kg
Trunk capacity
375 - 480 L
Trunk capacity
610 L
Length
-
Length
-
Width
1,827 - 1,903 mm
Width
1,926 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
405 - 495 kg
Payload
545 - 570 kg

Engine and Performance
Engine Type
Diesel MHEV, Petrol, Petrol MHEV, Plugin Hybrid
Engine Type
Electric
Transmission
Automatic, Manuel
Transmission
Automatic
Transmission Detail
Automatic Gearbox, Manual Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
150 - 530 HP
Power HP
367 - 585 HP
Acceleration 0-100km/h
3.5 - 8.6 s
Acceleration 0-100km/h
4.1 - 6.2 s
Max Speed
-
Max Speed
-
Torque
250 - 700 Nm
Torque
505 - 800 Nm
Number of Cylinders
4 - 6
Number of Cylinders
-
Power kW
110 - 390 kW
Power kW
270 - 430 kW
Engine capacity
1,995 - 2,998 cm3
Engine capacity
-

General
Model Year
2,024 - 2,025
Model Year
2026
CO2 Efficiency Class
D, E, F, G, B
CO2 Efficiency Class
A
Brand
BMW
Brand
Mercedes-Benz
Is the BMW 3 Series Saloon offered with different drivetrains?

The BMW 3 Series Saloon 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.