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BMW 4 Series Convertible vs Mitsubishi Space Star comparison

Compare performance (530 HP vs 71 HP), boot space and price (52,600 £ vs 11,600 £ ) at a glance. Find out which car is the better choice for you – BMW 4 Series Convertible or Mitsubishi Space Star?

BMW 4 Series Convertible vs Mitsubishi Space Star: Key differences

BMW 4 Series Convertible

  • substantially more power
  • considerably quicker 0–100 km/h
  • visibly more trunk space
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Mitsubishi Space Star

4.3 (2 Reviews)
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  • substantially cheaper
  • barely more efficient
  • substantially lighter
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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

4 Series Convertible

Costs and Efficiency:

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

Mitsubishi Space Star is substantially cheaper – starting at 11,600 £ , while the BMW 4 Series Convertible costs 52,600 £ . That’s a price difference of around 40,980 £.

Fuel consumption also shows a difference: the Mitsubishi Space Star uses 4.9 L/100km and is barely more efficient than the BMW 4 Series Convertible with 5.2 L/100km. The difference is about 0.3 L/100km.

Space Star

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 4 Series Convertible offers substantially more power – delivering 530 HP compared to 71 HP. That’s roughly 459 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW 4 Series Convertible is considerably quicker – completing the sprint in 3.7 s, while the Mitsubishi Space Star takes 14.1 s. That’s about 10.4 s quicker.

There’s also a difference in torque: the BMW 4 Series Convertible delivers significantly more torque with 700 Nm compared to 102 Nm. That’s about 598 Nm more.

4 Series Convertible

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: Mitsubishi Space Star offers more seats – 5 vs 4.

In terms of curb weight, Mitsubishi Space Star is substantially lighter – 940 kg compared to 1,765 kg. The difference is around 825 kg.

Looking at boot space, the BMW 4 Series Convertible offers visibly more boot space – 385 L compared to 235 L. That’s a difference of about 150 L.

When it comes to payload, the BMW 4 Series Convertible carries only slightly more – 420 kg compared to 400 kg. That’s a difference of about 20 kg.

Who wins the race in the data check?

The BMW 4 Series Convertible 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 £52,600
4 Series Convertible

BMW 4 Series Convertible

  • Engine Type Diesel MHEV, Petrol, Petrol MHEV
  • Transmission Automatic
  • Drive Type Rear-Wheel Drive, All-Wheel Drive
  • Power HP 184 - 530 HP
  • Consumption L/100km 5.2 - 10.2 L/100km
BMW 4 Series Convertible
Mitsubishi Space Star

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

BMW 4 Series Convertible

The BMW 4 Series Convertible blends coupe-like elegance with open-top drama, its sleek profile and distinctive grille demanding attention whether the roof’s up or down. Behind the wheel it serves up taut handling and a refined ride, making it a rewarding choice for drivers who want sporty character without sacrificing everyday comfort — and yes, it looks spectacular when you drop the top.

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Mitsubishi Space Star

The Mitsubishi Space Star is a tidy, no-nonsense city car that squeezes surprising interior space into a compact, easy-to-park package. It's not a thrill-seeker's toy, but for buyers after low running costs, fuss-free reliability and sensible day-to-day practicality, it's a clever and cheerful choice that keeps your wallet and nerves happy.

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BMW 4 Series Convertible
Mitsubishi Space Star

Costs and Consumption

Price
52,600 - 97,800 £
Price
11,600 - 18,700 £
Consumption L/100km
5.2 - 10.2 L/100km
Consumption L/100km
4.9 - 5.5 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
136 - 231 g/km
co2
112 - 125 g/km
Fuel tank capacity
-
Fuel tank capacity
35 L

Dimensions and Body

Body Type
Convertible
Body Type
Hatchback
Seats
4
Seats
5
Doors
-
Doors
5
Curb weight
1,765 - 2,055 kg
Curb weight
940 - 1,011 kg
Trunk capacity
385 L
Trunk capacity
209 - 235 L
Length
-
Length
3,845 mm
Width
1,852 - 1,887 mm
Width
1,665 mm
Height
-
Height
1,505 mm
Max trunk capacity
-
Max trunk capacity
881 - 912 L
Payload
345 - 420 kg
Payload
359 - 400 kg

Engine and Performance

Engine Type
Diesel MHEV, Petrol, Petrol MHEV
Engine Type
Petrol
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Manual Gearbox, CVT
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
184 - 530 HP
Power HP
71 HP
Acceleration 0-100km/h
3.7 - 8.2 s
Acceleration 0-100km/h
14.1 - 15.8 s
Max Speed
-
Max Speed
163 - 167 km/h
Torque
300 - 700 Nm
Torque
102 Nm
Number of Cylinders
4 - 6
Number of Cylinders
3
Power kW
135 - 390 kW
Power kW
52 kW
Engine capacity
1,995 - 2,998 cm3
Engine capacity
1,193 cm3

General

Model Year
2,024 - 2,025
Model Year
2,020 - 2,022
CO2 Efficiency Class
E, F, G
CO2 Efficiency Class
C, D
Brand
BMW
Brand
Mitsubishi
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.