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BMW 5 Series Saloon vs Mazda 6 Saloon comparison

Compare performance (727 HP vs 258 HP), boot space and price (50800 £ vs 38500 £ ) 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

  • significantly more power
  • significantly quicker from 0–100 km/h
  • somewhat lighter
  • evident more trunk space

Mazda 6 Saloon

  • noticeable cheaper
  • convincingly more electric range

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

5 Series Saloon

Costs and Efficiency:

Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.

Mazda 6 Saloon has a noticeable advantage in terms of price – it starts at 38500 £ , while the BMW 5 Series Saloon costs 50800 £ . That’s a price difference of around 12343 £.

As for electric range, the Mazda 6 Saloon performs convincingly better – achieving up to 552 km, about 447 km more than the BMW 5 Series Saloon.

6 Saloon

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 BMW 5 Series Saloon has a significantly edge – offering 727 HP compared to 258 HP. That’s roughly 469 HP more horsepower.

In acceleration from 0 to 100 km/h, the BMW 5 Series Saloon is significantly quicker – completing the sprint in 3.50 s, while the Mazda 6 Saloon takes 7.60 s. That’s about 4.10 s faster.

In terms of top speed, the BMW 5 Series Saloon performs distinct better – reaching 250 km/h, while the Mazda 6 Saloon tops out at 175 km/h. The difference is around 75 km/h.

There’s also a difference in torque: BMW 5 Series Saloon pulls decisively stronger with 1000 Nm compared to 320 Nm. That’s about 680 Nm difference.

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 curb weight, BMW 5 Series Saloon is somewhat lighter – 1800 kg compared to 2027 kg. The difference is around 227 kg.

In terms of boot space, the BMW 5 Series Saloon offers evident more room – 520 L compared to 336 L. That’s a difference of about 184 L.

When it comes to payload, BMW 5 Series Saloon evident takes the win – 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 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.

Frequently compared as well

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BMW 5 Series Saloon
Mazda 6 Saloon

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis
from about £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
  • Electric Range : 67 - 105 km
details

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.

details
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P90389017_highRes_the-new-bmw-530e-xdr
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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 BMW 5 Series Saloon

Reviews Mazda 6 Saloon

BMW 5 Series Saloon
Mazda 6 Saloon

Costs and Consumption
Price
50800 - 124500 £
Price
38500 - 41600 £
Consumption L/100km
2.1 - 5.8 L
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
16.5 - 16.6 kWh
Electric Range
67 - 105 km
Electric Range
479 - 552 km
Battery Capacity
19 - 19.4 kWh
Battery Capacity
-
co2
48 - 152 g/km
co2
0 g/km
Fuel tank capacity
60 L
Fuel tank capacity
-

Dimensions and Body
Body Type
Sedan
Body Type
Sedan
Seats
5
Seats
5
Doors
4
Doors
5
Curb weight
1800 - 2515 kg
Curb weight
2027 - 2028 kg
Trunk capacity
466 - 520 L
Trunk capacity
336 L
Length
5060 mm
Length
4921 mm
Width
1900 - 1970 mm
Width
1890 mm
Height
1515 mm
Height
1491 mm
Max trunk capacity
-
Max trunk capacity
1074 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
225 - 250 km/h
Max Speed
175 km/h
Torque
330 - 1000 Nm
Torque
320 Nm
Number of Cylinders
4 - 8
Number of Cylinders
-
Power kW
145 - 535 kW
Power kW
180 - 190 kW
Engine capacity
1995 - 4395 cm3
Engine capacity
-

General
Model Year
2023 - 2026
Model Year
2025
CO2 Efficiency Class
D, E, B, C
CO2 Efficiency Class
A
Brand
BMW
Brand
Mazda

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What drivetrain options does the BMW 5 Series Saloon have?

Available configurations include Rear-Wheel Drive or All-Wheel Drive.

The prices shown are estimates based on German list prices, adjusted for local VAT. Local registration taxes (e.g. NoVA, BPM or CO2 malus) are not included. This information is not legally binding.