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BMW 5 Series Saloon vs Mazda CX-30 comparison

Compare performance (727 HP vs 186 HP), boot space and price (51,400 £ vs 25,700 £ ) at a glance. Find out which car is the better choice for you – BMW 5 Series Saloon or Mazda CX-30?

BMW 5 Series Saloon vs Mazda CX-30: Key differences

BMW 5 Series Saloon

  • significantly more power
  • considerably more efficient
  • considerably quicker 0–100 km/h
  • somewhat more trunk space
details

Mazda CX-30

4.5 (9 Reviews)
rate
  • considerably cheaper
  • visibly lighter
details

All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

By Achim Sedelmaier

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

5 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 CX-30 is considerably cheaper – starting at 25,700 £ , while the BMW 5 Series Saloon costs 51,400 £ . That’s a price difference of around 25,723 £.

Fuel consumption also shows a difference: the BMW 5 Series Saloon uses 2.1 L/100km and is considerably more efficient than the Mazda CX-30 with 5.7 L/100km. The difference is about 3.6 L/100km.

CX-30

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 offers significantly more power – delivering 727 HP compared to 186 HP. That’s roughly 541 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW 5 Series Saloon is considerably quicker – completing the sprint in 3.5 s, while the Mazda CX-30 takes 8.3 s. That’s about 4.8 s quicker.

There’s also a difference in torque: the BMW 5 Series Saloon delivers considerably more torque with 1,000 Nm compared to 240 Nm. That’s about 760 Nm more.

5 Series Saloon

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Both vehicles offer seating for 5 people.

In terms of curb weight, Mazda CX-30 is visibly lighter – 1,455 kg compared to 1,800 kg. The difference is around 345 kg.

Looking at boot space, the BMW 5 Series Saloon offers somewhat more boot space – 520 L compared to 430 L. That’s a difference of about 90 L.

When it comes to payload, the BMW 5 Series Saloon carries slightly more – 600 kg compared to 496 kg. That’s a difference of about 104 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.

from £51,400
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
details

Frequently compared as well

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Mazda CX-30
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In the tussle between the cheeky Ford Puma and the stylish Mazda CX-30, the Puma serves up playful handling, clever practicality and sharper value, while the CX-30 rewards you with a more premium cabin and composed, grown-up refinement. Choose the Puma for everyday fun and sensible running costs; …
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The Lexus UX and Mazda CX-30 are two compact crossovers that target different buyers: the UX prioritizes premium feel and comfort, while the CX-30 focuses on engaging driving dynamics and value. This comparison will highlight how they stack up in design, interior quality, tech, safety and running …
BMW 5 Series Saloon
Mazda CX-30

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 CX-30

The Mazda CX-30 blends Mazda’s upscale styling with a compact crossover body, offering a refined interior and engaging driving dynamics. It’s a practical choice for buyers who want a premium feel and agile handling in a city-friendly package.

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Reviews Mazda CX-30

4.5 (9 Reviews)
rate
Jarek
4 Jun 2026, 09:16:53

The pleasure of driving and everything we call premium sensations.

How do you mainly use this car? (optional): Long-distance driver
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
Danny
31 May 2026, 17:14:00

Nice luxury car, although I'm not sure I find the oversized rims that attractive. On the other hand, I like the Mazda 3 better.

How do you mainly use this car? (optional): Leisure / Weekend driver
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Practicality / Trunk & Everyday Use
Value for Money
Paul
27 May 2026, 05:17:55

Better soundproofed, more powerful, and feels more like a continuation of my hands and feet when driving — in other words, you feel like a single unit during the driving experience — but cramped for me at 6 ft 1 in to get in and out…

How do you mainly use this car? (optional): Commuter (short/medium distance)
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
Michele
8 May 2026, 17:46:44

Quiet; well finished, predominantly analog dashboard; excellent value for money

How do you mainly use this car? (optional): Family car
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
Rafa
25 Apr 2026, 12:50:49

I wouldn't pay more than 40,000 for a 1.5 L engine — that's excessive.

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BMW 5 Series Saloon
Mazda CX-30

Costs and Consumption
Price
51,400 - 124,500 £
Price
25,700 - 37,200 £
Consumption L/100km
2.1 - 5.8 L/100km
Consumption L/100km
5.7 - 6.6 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
67 - 105 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
48 - 152 g/km
co2
129 - 148 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Sedan
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,800 - 2,515 kg
Curb weight
1,455 - 1,587 kg
Trunk capacity
466 - 520 L
Trunk capacity
422 - 430 L
Length
-
Length
-
Width
1,900 - 1,970 mm
Width
1,795 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
425 - 600 kg
Payload
458 - 496 kg

Engine and Performance
Engine Type
Diesel MHEV, Petrol MHEV, Plugin Hybrid
Engine Type
Petrol MHEV
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Manual Gearbox, Automatic Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
197 - 727 HP
Power HP
140 - 186 HP
Acceleration 0-100km/h
3.5 - 7.5 s
Acceleration 0-100km/h
8.3 - 10.3 s
Max Speed
-
Max Speed
-
Torque
330 - 1,000 Nm
Torque
238 - 240 Nm
Number of Cylinders
4 - 8
Number of Cylinders
4
Power kW
145 - 535 kW
Power kW
103 - 137 kW
Engine capacity
1,995 - 4,395 cm3
Engine capacity
1,998 - 2,488 cm3

General
Model Year
2,023 - 2,026
Model Year
2025
CO2 Efficiency Class
D, E, B, C
CO2 Efficiency Class
D, E
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.