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BMW 8 Series Convertible vs Mazda CX-80 comparison

Compare performance (625 HP vs 327 HP), boot space and price (99,400 £ vs 49,300 £ ) at a glance. Find out which car is the better choice for you – BMW 8 Series Convertible or Mazda CX-80?

BMW 8 Series Convertible vs Mazda CX-80: Key differences

BMW 8 Series Convertible

  • significantly more power
  • substantially quicker 0–100 km/h
  • moderately lighter
  • noticeably more trunk space
details

Mazda CX-80

3.1 (1 Reviews)
rate
  • substantially cheaper
  • considerably more efficient
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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

8 Series Convertible

Costs and Efficiency:

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 CX-80 is substantially cheaper – starting at 49,300 £ , while the BMW 8 Series Convertible costs 99,400 £ . That’s a price difference of around 50,100 £.

Fuel consumption also shows a difference: the Mazda CX-80 uses 4 L/100km and is considerably more efficient than the BMW 8 Series Convertible with 6.9 L/100km. The difference is about 2.9 L/100km.

CX-80

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 8 Series Convertible offers significantly more power – delivering 625 HP compared to 327 HP. That’s roughly 298 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW 8 Series Convertible is substantially quicker – completing the sprint in 3.3 s, while the Mazda CX-80 takes 6.8 s. That’s about 3.5 s quicker.

There’s also a difference in torque: the BMW 8 Series Convertible delivers noticeably more torque with 750 Nm compared to 550 Nm. That’s about 200 Nm more.

8 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: Mazda CX-80 offers more seats – 7 vs 4.

In terms of curb weight, BMW 8 Series Convertible is moderately lighter – 1,915 kg compared to 2,131 kg. The difference is around 216 kg.

Looking at boot space, the BMW 8 Series Convertible offers noticeably more boot space – 350 L compared to 258 L. That’s a difference of about 92 L.

When it comes to payload, the Mazda CX-80 carries visibly more – 650 kg compared to 425 kg. That’s a difference of about 225 kg.

Who wins the race in the data check?

The Mazda CX-80 comes out modestly ahead 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 £49,300
CX-80

Mazda CX-80

  • Engine Type : Plugin Hybrid, Diesel MHEV
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 254 - 327 HP
  • Consumption L/100km : 4 - 5.6 L/100km
  • Electric Range : 60 km
details

Frequently compared as well

Mazda CX-80
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BMW 8 Series Convertible
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

BMW 8 Series Convertible

The BMW 8 Series Convertible is a head-turning grand tourer that drops its roof with the kind of theatrical flourish you expect from a modern Bavarian showboat. It wraps occupants in sumptuous materials and driver-focused polish, offering effortless long-distance comfort and just enough drama to make every arrival feel like an occasion.

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P90343983_highRes_the-new-bmw-m850i-xd
P90343979_highRes_the-new-bmw-m850i-xd

Reviews BMW 8 Series Convertible

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

Mazda CX-80

The Mazda CX-80 brings polished, near-premium styling and a cabin that feels far classier than its badge might imply. It steers with a composed, engaging character and packs the sensible practicality families want — with just enough flair to make school runs feel a little less ordinary.

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cx-80_meltingcopper_germany_act-5
cx-80_meltingcopper_germany_act-10
cx-80_homura_germany_int-2

Reviews Mazda CX-80

3.1 (1 Reviews)
rate
Lrs
3 May 2026, 21:06:02

Good chunk of steel on steroids

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

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BMW 8 Series Convertible
Mazda CX-80

Costs and Consumption
Price
99,400 - 165,800 £
Price
49,300 - 61,400 £
Consumption L/100km
6.9 - 11.2 L/100km
Consumption L/100km
4 - 5.6 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
60 km
Battery Capacity
-
Battery Capacity
-
co2
180 - 255 g/km
co2
91 - 146 g/km
Fuel tank capacity
66 - 68 L
Fuel tank capacity
-

Dimensions and Body
Body Type
Convertible
Body Type
SUV
Seats
4
Seats
7
Doors
2
Doors
-
Curb weight
1,915 - 2,125 kg
Curb weight
2,131 - 2,240 kg
Trunk capacity
350 L
Trunk capacity
258 L
Length
4,851 - 4,867 mm
Length
-
Width
1,902 - 1,907 mm
Width
1,890 mm
Height
1,345 - 1,353 mm
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
340 - 425 kg
Payload
649 - 650 kg

Engine and Performance
Engine Type
Diesel MHEV, Petrol
Engine Type
Plugin Hybrid, Diesel MHEV
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
All-Wheel Drive, Rear-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
333 - 625 HP
Power HP
254 - 327 HP
Acceleration 0-100km/h
3.3 - 5.5 s
Acceleration 0-100km/h
6.8 - 8.4 s
Max Speed
250 km/h
Max Speed
-
Torque
500 - 750 Nm
Torque
500 - 550 Nm
Number of Cylinders
6 - 8
Number of Cylinders
4 - 6
Power kW
245 - 460 kW
Power kW
187 - 241 kW
Engine capacity
2,993 - 4,395 cm3
Engine capacity
2,488 - 3,283 cm3

General
Model Year
2024
Model Year
2025
CO2 Efficiency Class
G
CO2 Efficiency Class
B, E
Brand
BMW
Brand
Mazda
What drivetrain options does the BMW 8 Series Convertible have?

Available configurations include All-Wheel Drive or Rear-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.