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BMW 8 Series Convertible vs BMW X7 comparison

Compare performance (625 HP vs 530 HP), boot space and price (99,400 £ vs 91,300 £ ) at a glance. Find out which car is the better choice for you – BMW 8 Series Convertible or BMW X7?

BMW 8 Series Convertible vs BMW X7: Key differences

BMW 8 Series Convertible

  • somewhat more power
  • slightly more efficient
  • significantly quicker 0–100 km/h
  • clearly lighter
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BMW X7

5 (1 Reviews)
rate
  • marginally cheaper
  • substantially more trunk space
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By Achim Sedelmaier

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

8 Series Convertible

Costs and Efficiency:

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

BMW X7 is marginally cheaper – starting at 91,300 £ , while the BMW 8 Series Convertible costs 99,400 £ . That’s a price difference of around 8,143 £.

Fuel consumption also shows a difference: the BMW 8 Series Convertible uses 6.9 L/100km and is slightly more efficient than the BMW X7 with 8 L/100km. The difference is about 1.1 L/100km.

X7

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 somewhat more power – delivering 625 HP compared to 530 HP. That’s roughly 95 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW 8 Series Convertible is significantly quicker – completing the sprint in 3.3 s, while the BMW X7 takes 4.7 s. That’s about 1.4 s quicker.

Both models offer the same torque – 750 Nm.

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: BMW X7 offers more seats – 7 vs 4.

In terms of curb weight, BMW 8 Series Convertible is clearly lighter – 1,915 kg compared to 2,490 kg. The difference is around 575 kg.

Looking at boot space, the BMW X7 offers substantially more boot space – 750 L compared to 350 L. That’s a difference of about 400 L.

When it comes to payload, the BMW X7 carries considerably more – 760 kg compared to 425 kg. That’s a difference of about 335 kg.

Who wins the race in the data check?

The BMW X7 is narrowly 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 £91,300
X7

BMW X7

  • Engine Type : Petrol MHEV, Diesel MHEV
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 352 - 530 HP
  • Consumption L/100km : 8 - 12.1 L/100km
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Frequently compared as well

BMW 8 Series Convertible
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BMW 8 Series Convertible
BMW X7

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.

BMW X7

The BMW X7 sits at the top of BMW’s SUV range, wrapping executive-level luxury and a cavernous cabin in a bold, road-commanding package. It’s ideal for buyers who want first-class comfort and presence on the road — think chauffeur-level refinement without hiring one, though you’ll need a confident approach to parking.

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P90486835_highRes_the-new-bmw-x7-on-lo
P90486831_highRes_the-new-bmw-x7-on-lo
P90486527_highRes_the-new-bmw-x7-on-lo
P90486836_highRes_the-new-bmw-x7-on-lo
P90486856_highRes_the-new-bmw-x7-on-lo

Reviews BMW X7

5 (1 Reviews)
rate

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

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BMW 8 Series Convertible
BMW X7

Costs and Consumption
Price
99,400 - 165,800 £
Price
91,300 - 118,300 £
Consumption L/100km
6.9 - 11.2 L/100km
Consumption L/100km
8 - 12.1 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
180 - 255 g/km
co2
210 - 274 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
2,490 - 2,675 kg
Trunk capacity
350 L
Trunk capacity
750 L
Length
4,851 - 4,867 mm
Length
-
Width
1,902 - 1,907 mm
Width
2,000 mm
Height
1,345 - 1,353 mm
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
340 - 425 kg
Payload
680 - 760 kg

Engine and Performance
Engine Type
Diesel MHEV, Petrol
Engine Type
Petrol MHEV, 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
352 - 530 HP
Acceleration 0-100km/h
3.3 - 5.5 s
Acceleration 0-100km/h
4.7 - 5.9 s
Max Speed
250 km/h
Max Speed
-
Torque
500 - 750 Nm
Torque
520 - 750 Nm
Number of Cylinders
6 - 8
Number of Cylinders
6 - 8
Power kW
245 - 460 kW
Power kW
259 - 390 kW
Engine capacity
2,993 - 4,395 cm3
Engine capacity
2,993 - 4,395 cm3

General
Model Year
2024
Model Year
2025
CO2 Efficiency Class
G
CO2 Efficiency Class
G
Brand
BMW
Brand
BMW
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.