Compare performance (392 HP vs 258 HP), boot space and price (45,700 £ vs 38,500 £ ) at a glance. Find out which car is the better choice for you – BMW 4 Series Gran Coupe or Mazda 6 Saloon?
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 somewhat cheaper – starting at 38,500 £ , while the BMW 4 Series Gran Coupe costs 45,700 £ . That’s a price difference of around 7,200 £.
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 BMW 4 Series Gran Coupe offers markedly more power – delivering 392 HP compared to 258 HP. That’s roughly 134 HP more horsepower.
When accelerating from 0 to 100 km/h, the BMW 4 Series Gran Coupe is substantially quicker – completing the sprint in 4.6 s, while the Mazda 6 Saloon takes 7.6 s. That’s about 3 s quicker.
Looking at top speed, the BMW 4 Series Gran Coupe is noticeably faster – 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: the BMW 4 Series Gran Coupe delivers substantially more torque with 650 Nm compared to 320 Nm. That’s about 330 Nm more.
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 4 Series Gran Coupe is a bit lighter – 1,695 kg compared to 2,027 kg. The difference is around 332 kg.
Looking at boot space, the BMW 4 Series Gran Coupe offers noticeably more boot space – 470 L compared to 336 L. That’s a difference of about 134 L.
For maximum load capacity, the BMW 4 Series Gran Coupe offers somewhat more capacity – up to 1,290 L, about 216 L more than the Mazda 6 Saloon.
When it comes to payload, the BMW 4 Series Gran Coupe carries noticeably more – 480 kg compared to 360 kg. That’s a difference of about 120 kg.
The BMW 4 Series Gran Coupe stands well ahead of its rival 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.
The BMW 4 Series Gran Coupe marries coupe-like drama with hatchback practicality, offering a sloping roofline that still lets you load bags without a wrestling match. It steers with familiar BMW poise, so buyers after sporty looks and everyday usability get the best of both worlds—and a car that makes the commute feel a bit more glamorous.
detailsThe 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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Costs and Consumption |
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Price
45,700 - 68,800 £
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Price
38,500 - 41,600 £
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Consumption L/100km
5 - 7.8 L/100km
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Consumption L/100km
-
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Consumption kWh/100km
-
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Consumption kWh/100km
16.5 - 16.6 kWh/100km
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Electric Range
-
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Electric Range
479 - 552 km
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Battery Capacity
-
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Battery Capacity
-
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co2
131 - 179 g/km
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co2
0 g/km
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Fuel tank capacity
59 L
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Fuel tank capacity
-
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Dimensions and Body |
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Body Type
Hatchback
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Body Type
Sedan
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Seats
5
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Seats
5
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Doors
5
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Doors
5
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Curb weight
1,695 - 1,935 kg
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Curb weight
2,027 - 2,028 kg
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Trunk capacity
470 L
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Trunk capacity
336 L
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Length
4,783 mm
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Length
4,921 mm
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Width
1,852 mm
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Width
1,890 mm
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Height
1,442 mm
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Height
1,491 mm
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Max trunk capacity
1,290 L
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Max trunk capacity
1,074 L
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Payload
480 kg
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Payload
359 - 360 kg
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Engine and Performance |
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Engine Type
Diesel MHEV, Petrol, Petrol MHEV
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Engine Type
Electric
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Transmission
Automatic
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Transmission
Automatic
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Transmission Detail
Automatic Gearbox
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Transmission Detail
Reduction Gearbox
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Drive Type
Rear-Wheel Drive, All-Wheel Drive
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Drive Type
Rear-Wheel Drive
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Power HP
184 - 392 HP
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Power HP
245 - 258 HP
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Acceleration 0-100km/h
4.6 - 7.9 s
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Acceleration 0-100km/h
7.6 - 7.8 s
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Max Speed
233 - 250 km/h
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Max Speed
175 km/h
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Torque
300 - 650 Nm
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Torque
320 Nm
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Number of Cylinders
4 - 6
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Number of Cylinders
-
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Power kW
135 - 288 kW
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Power kW
180 - 190 kW
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Engine capacity
1,995 - 2,998 cm3
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Engine capacity
-
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General |
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Model Year
2,024 - 2,025
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Model Year
2025
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CO2 Efficiency Class
D, E, F, G
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CO2 Efficiency Class
A
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Brand
BMW
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Brand
Mazda
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