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BMW 5 Series Saloon vs Mazda 6 Saloon comparison

Compare performance (727 HP vs 258 HP), boot space and price (50,800 £ vs 38,500 £ ) at a glance. Find out which car is the better choice for you – BMW 5 Series Saloon or Mazda 6 Saloon?

BMW 5 Series Saloon vs Mazda 6 Saloon: Key differences

BMW 5 Series Saloon

  • clearly more power
  • clearly quicker 0–100 km/h
  • somewhat lighter
  • noticeably more trunk space
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Mazda 6 Saloon

  • markedly cheaper
  • substantially more electric range
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By Achim Sedelmaier

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

5 Series Saloon

Costs and Efficiency:

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

Mazda 6 Saloon is markedly cheaper – starting at 38,500 £ , while the BMW 5 Series Saloon costs 50,800 £ . That’s a price difference of around 12,343 £.

As for electric range, the Mazda 6 Saloon offers substantially more range – reaching up to 552 km, about 447 km more than the BMW 5 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 5 Series Saloon offers clearly more power – delivering 727 HP compared to 258 HP. That’s roughly 469 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW 5 Series Saloon is clearly 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 5 Series Saloon delivers clearly more torque with 1,000 Nm compared to 320 Nm. That’s about 680 Nm more.

5 Series Saloon

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.

Both vehicles offer seating for 5 people.

In terms of curb weight, BMW 5 Series Saloon is somewhat lighter – 1,800 kg compared to 2,027 kg. The difference is around 227 kg.

Looking at boot space, the BMW 5 Series Saloon offers noticeably more boot space – 520 L compared to 336 L. That’s a difference of about 184 L.

When it comes to payload, the BMW 5 Series Saloon carries clearly more – 600 kg compared to 360 kg. That’s a difference of about 240 kg.

Who wins the race in the data check?

The BMW 5 Series Saloon 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 £50,800
5 Series Saloon

BMW 5 Series Saloon

  • Engine Type : Diesel MHEV, Petrol MHEV, Plugin Hybrid
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 197 - 727 HP
  • Consumption L/100km : 2.1 - 5.8 L/100km
  • Electric Range : 67 - 105 km
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

BMW 5 Series Saloon

The BMW 5 Series Saloon blends executive poise with a driver's instinct, delivering a supple, refined cabin and a chassis that prefers composed authority over bravado. For buyers who want a grown-up commuter that still enjoys a twisty road, it’s the kind of car that keeps your colleagues impressed and your weekend grin intact.

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Reviews BMW 5 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 5 Series Saloon
Mazda 6 Saloon

Costs and Consumption
Price
50,800 - 124,500 £
Price
38,500 - 41,600 £
Consumption L/100km
2.1 - 5.8 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
16.5 - 16.6 kWh/100km
Electric Range
67 - 105 km
Electric Range
479 - 552 km
Battery Capacity
-
Battery Capacity
-
co2
48 - 152 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
1,800 - 2,515 kg
Curb weight
2,027 - 2,028 kg
Trunk capacity
466 - 520 L
Trunk capacity
336 L
Length
-
Length
4,921 mm
Width
1,900 - 1,970 mm
Width
1,890 mm
Height
-
Height
1,491 mm
Max trunk capacity
-
Max trunk capacity
1,074 L
Payload
425 - 600 kg
Payload
359 - 360 kg

Engine and Performance
Engine Type
Diesel MHEV, Petrol MHEV, Plugin Hybrid
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
Rear-Wheel Drive
Power HP
197 - 727 HP
Power HP
245 - 258 HP
Acceleration 0-100km/h
3.5 - 7.5 s
Acceleration 0-100km/h
7.6 - 7.8 s
Max Speed
-
Max Speed
175 km/h
Torque
330 - 1,000 Nm
Torque
320 Nm
Number of Cylinders
4 - 8
Number of Cylinders
-
Power kW
145 - 535 kW
Power kW
180 - 190 kW
Engine capacity
1,995 - 4,395 cm3
Engine capacity
-

General
Model Year
2,023 - 2,026
Model Year
2025
CO2 Efficiency Class
D, E, B, C
CO2 Efficiency Class
A
Brand
BMW
Brand
Mazda
Is the BMW 5 Series Saloon offered with different drivetrains?

Available configurations include 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.