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BMW 3 Series Saloon vs Mazda MX-5 Roadster comparison
Compare performance (530 HP vs 132 HP), boot space and price (39,900 £ vs 29,000 £ ) at a glance. Find out which car is the better choice for you – BMW 3 Series Saloon or Mazda MX-5 Roadster?
BMW 3 Series Saloon vs Mazda MX-5 Roadster: Key differences
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 MX-5 Roadster is noticeably cheaper – starting at 29,000 £ , while the BMW 3 Series Saloon costs 39,900 £ . That’s a price difference of around 10,980 £.
Fuel consumption also shows a difference: the BMW 3 Series Saloon uses 2.4 L/100km and is considerably more efficient than the Mazda MX-5 Roadster with 6.2 L/100km. The difference is about 3.8 L/100km.
MX-5 Roadster
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 132 HP. That’s roughly 398 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 MX-5 Roadster takes 8.3 s. That’s about 4.8 s quicker.
There’s also a difference in torque: the BMW 3 Series Saloon delivers clearly more torque with 700 Nm compared to 152 Nm. That’s about 548 Nm more.
3 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.
Seats: BMW 3 Series Saloon offers more seats – 5 vs 2.
In terms of curb weight, Mazda MX-5 Roadster is substantially lighter – 1,078 kg compared to 1,575 kg. The difference is around 497 kg.
Looking at boot space, the BMW 3 Series Saloon offers clearly more boot space – 480 L compared to 130 L. That’s a difference of about 350 L.
When it comes to payload, the BMW 3 Series Saloon carries substantially more – 495 kg compared to 152 kg. That’s a difference of about 343 kg.
Who wins the race in the data check?
The BMW 3 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 £39,900
BMW 3 Series Saloon
BMW 3 Series Saloon
Mazda MX-5 Roadster
Costs and Consumption
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Engine and Performance
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Dimensions and Body
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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.
details
Mazda MX-5 Roadster
The Mazda MX-5 is a featherweight, open-top sports car that turns ordinary roads into a grin-inducing playground thanks to razor-sharp steering and an engaging, tactile gearbox. It won’t swallow the weekly shopping or ski bags, but for anyone after pure driving fun and sun-on-your-face weekends, few cars match its sheer charm and value.
details
BMW 3 Series Saloon
Mazda MX-5 Roadster
Costs and Consumption |
|
|---|---|
|
Price
39,900 - 92,200 £
|
Price
29,000 - 34,300 £
|
|
Consumption L/100km
2.4 - 10.1 L/100km
|
Consumption L/100km
6.2 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
140 g/km
|
|
Fuel tank capacity
-
|
Fuel tank capacity
-
|
Dimensions and Body |
|
|---|---|
|
Body Type
Sedan
|
Body Type
Roadster
|
|
Seats
5
|
Seats
2
|
|
Doors
-
|
Doors
-
|
|
Curb weight
1,575 - 1,960 kg
|
Curb weight
1,078 kg
|
|
Trunk capacity
375 - 480 L
|
Trunk capacity
130 L
|
|
Length
-
|
Length
-
|
|
Width
1,827 - 1,903 mm
|
Width
1,735 mm
|
|
Height
-
|
Height
-
|
|
Max trunk capacity
-
|
Max trunk capacity
-
|
|
Payload
405 - 495 kg
|
Payload
152 kg
|
Engine and Performance |
|
|---|---|
|
Engine Type
Diesel MHEV, Petrol, Petrol MHEV, Plugin Hybrid
|
Engine Type
Petrol
|
|
Transmission
Automatic, Manuel
|
Transmission
Manuel
|
|
Transmission Detail
Automatic Gearbox, Manual Gearbox
|
Transmission Detail
Manual Gearbox
|
|
Drive Type
Rear-Wheel Drive, All-Wheel Drive
|
Drive Type
Rear-Wheel Drive
|
|
Power HP
150 - 530 HP
|
Power HP
132 HP
|
|
Acceleration 0-100km/h
3.5 - 8.6 s
|
Acceleration 0-100km/h
8.3 s
|
|
Max Speed
-
|
Max Speed
-
|
|
Torque
250 - 700 Nm
|
Torque
152 Nm
|
|
Number of Cylinders
4 - 6
|
Number of Cylinders
4
|
|
Power kW
110 - 390 kW
|
Power kW
97 kW
|
|
Engine capacity
1,995 - 2,998 cm3
|
Engine capacity
1,496 cm3
|
General |
|
|---|---|
|
Model Year
2,024 - 2,025
|
Model Year
2025
|
|
CO2 Efficiency Class
D, E, F, G, B
|
CO2 Efficiency Class
E
|
|
Brand
BMW
|
Brand
Mazda
|
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.