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BMW 3 Series Saloon vs Mazda 6 Saloon comparison

Compare performance (530 HP vs 258 HP), boot space and price (39,900 £ vs 38,500 £ ) at a glance. Find out which car is the better choice for you – BMW 3 Series Saloon or Mazda 6 Saloon?

BMW 3 Series Saloon vs Mazda 6 Saloon: Key differences

BMW 3 Series Saloon

  • significantly more power
  • substantially quicker 0–100 km/h
  • markedly lighter
  • clearly more trunk space
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Mazda 6 Saloon

  • barely cheaper
  • clearly more electric range
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By Achim Sedelmaier

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

3 Series Saloon

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.

Mazda 6 Saloon is barely cheaper – starting at 38,500 £ , while the BMW 3 Series Saloon costs 39,900 £ . That’s a price difference of around 1,457 £.

As for electric range, the Mazda 6 Saloon offers clearly more range – reaching up to 552 km, about 451 km more than the BMW 3 Series Saloon.

6 Saloon

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 BMW 3 Series Saloon offers significantly more power – delivering 530 HP compared to 258 HP. That’s roughly 272 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW 3 Series Saloon is substantially quicker – completing the sprint in 3.5 s, while the Mazda 6 Saloon takes 7.6 s. That’s about 4.1 s quicker.

There’s also a difference in torque: the BMW 3 Series Saloon delivers considerably more torque with 700 Nm compared to 320 Nm. That’s about 380 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 markedly lighter – 1,575 kg compared to 2,027 kg. The difference is around 452 kg.

Looking at boot space, the BMW 3 Series Saloon offers clearly more boot space – 480 L compared to 336 L. That’s a difference of about 144 L.

When it comes to payload, the BMW 3 Series Saloon carries visibly more – 495 kg compared to 360 kg. That’s a difference of about 135 kg.

Who wins the race in the data check?

The BMW 3 Series Saloon is clearly superior overall 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 £39,900
3 Series Saloon

BMW 3 Series Saloon

  • Engine Type : Diesel MHEV, Petrol, Petrol MHEV, Plugin Hybrid
  • Transmission : Automatic, Manuel
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 150 - 530 HP
  • Consumption L/100km : 2.4 - 10.1 L/100km
  • Electric Range : 96 - 101 km
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Frequently compared as well

BMW 3 Series Saloon
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Mazda 6 Saloon
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BMW 3 Series Saloon
Mazda 6 Saloon

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.

Mazda 6 Saloon

The Mazda6 saloon feels like the sensible yet stylish choice for buyers who want a car that drives with poise and looks sharper than its badge suggests. It mixes engaging handling, a refined cabin and everyday practicality without shouting for attention — perfect for those who prefer understated class with a wink.

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Reviews Mazda 6 Saloon

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

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BMW 3 Series Saloon
Mazda 6 Saloon

Costs and Consumption
Price
39,900 - 91,000 £
Price
38,500 - 41,600 £
Consumption L/100km
2.4 - 10.1 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
16.5 - 16.6 kWh/100km
Electric Range
96 - 101 km
Electric Range
479 - 552 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
Sedan
Seats
5
Seats
5
Doors
-
Doors
5
Curb weight
1,575 - 1,960 kg
Curb weight
2,027 - 2,028 kg
Trunk capacity
375 - 480 L
Trunk capacity
336 L
Length
-
Length
4,921 mm
Width
1,827 - 1,903 mm
Width
1,890 mm
Height
-
Height
1,491 mm
Max trunk capacity
-
Max trunk capacity
1,074 L
Payload
405 - 495 kg
Payload
359 - 360 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
Power HP
150 - 530 HP
Power HP
245 - 258 HP
Acceleration 0-100km/h
3.5 - 8.6 s
Acceleration 0-100km/h
7.6 - 7.8 s
Max Speed
-
Max Speed
175 km/h
Torque
250 - 700 Nm
Torque
320 Nm
Number of Cylinders
4 - 6
Number of Cylinders
-
Power kW
110 - 390 kW
Power kW
180 - 190 kW
Engine capacity
1,995 - 2,998 cm3
Engine capacity
-

General
Model Year
2,024 - 2,025
Model Year
2025
CO2 Efficiency Class
D, E, F, G, B
CO2 Efficiency Class
A
Brand
BMW
Brand
Mazda
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.