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BMW 3 Series Saloon vs Mazda 3 Sedan comparison

Compare performance (530 HP vs 186 HP), boot space and price (39,900 £ vs 25,000 £ ) at a glance. Find out which car is the better choice for you – BMW 3 Series Saloon or Mazda 3 Sedan?

BMW 3 Series Saloon vs Mazda 3 Sedan: Key differences

BMW 3 Series Saloon

  • significantly more power
  • substantially more efficient
  • substantially quicker 0–100 km/h
  • very slightly more trunk space
details

Mazda 3 Sedan

4.7 (1 Reviews)
rate
  • clearly cheaper
  • somewhat lighter
details

By Achim Sedelmaier

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

3 Series Saloon

Costs and Efficiency:

Price and efficiency are often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.

Mazda 3 Sedan is clearly cheaper – starting at 25,000 £ , while the BMW 3 Series Saloon costs 39,900 £ . That’s a price difference of around 14,965 £.

Fuel consumption also shows a difference: the BMW 3 Series Saloon uses 2.4 L/100km and is substantially more efficient than the Mazda 3 Sedan with 5.5 L/100km. The difference is about 3.1 L/100km.

3 Sedan

Engine and Performance:

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 3 Series Saloon offers significantly more power – delivering 530 HP compared to 186 HP. That’s roughly 344 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 3 Sedan takes 8.1 s. That’s about 4.6 s quicker.

There’s also a difference in torque: the BMW 3 Series Saloon delivers substantially more torque with 700 Nm compared to 240 Nm. That’s about 460 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, Mazda 3 Sedan is somewhat lighter – 1,420 kg compared to 1,575 kg. The difference is around 155 kg.

Looking at boot space, the BMW 3 Series Saloon offers very slightly more boot space – 480 L compared to 450 L. That’s a difference of about 30 L.

When it comes to payload, the BMW 3 Series Saloon carries marginally more – 495 kg compared to 481 kg. That’s a difference of about 14 kg.

Who wins the race in the data check?

The BMW 3 Series Saloon is far ahead 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
details

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Mazda 3 Sedan

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 3 Sedan

The Mazda 3 Sedan dresses like a compact premium car, with sculpted lines and an interior that punches well above its class. It rewards drivers with eager handling and a composed, comfortable ride that turns routine runs into something a bit more enjoyable — proof that style and substance can share the same key.

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Reviews Mazda 3 Sedan

4.7 (1 Reviews)
rate

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

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BMW 3 Series Saloon
Mazda 3 Sedan

Costs and Consumption
Price
39,900 - 91,000 £
Price
25,000 - 34,200 £
Consumption L/100km
2.4 - 10.1 L/100km
Consumption L/100km
5.5 - 6.1 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
96 - 101 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
54 - 227 g/km
co2
123 - 135 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Sedan
Body Type
Sedan
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,575 - 1,960 kg
Curb weight
1,420 - 1,492 kg
Trunk capacity
375 - 480 L
Trunk capacity
450 L
Length
-
Length
-
Width
1,827 - 1,903 mm
Width
1,795 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
405 - 495 kg
Payload
467 - 481 kg

Engine and Performance
Engine Type
Diesel MHEV, Petrol, Petrol MHEV, Plugin Hybrid
Engine Type
Petrol MHEV
Transmission
Automatic, Manuel
Transmission
Manuel, Automatic
Transmission Detail
Automatic Gearbox, Manual Gearbox
Transmission Detail
Manual Gearbox, Automatic Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
150 - 530 HP
Power HP
140 - 186 HP
Acceleration 0-100km/h
3.5 - 8.6 s
Acceleration 0-100km/h
8.1 - 9.8 s
Max Speed
-
Max Speed
-
Torque
250 - 700 Nm
Torque
238 - 240 Nm
Number of Cylinders
4 - 6
Number of Cylinders
4
Power kW
110 - 390 kW
Power kW
103 - 137 kW
Engine capacity
1,995 - 2,998 cm3
Engine capacity
1,998 - 2,488 cm3

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