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BMW 8 Series Convertible vs Genesis G80 comparison

Compare performance (625 HP vs 370 HP), boot space and price (99,400 £ vs 64,300 £ ) at a glance. Find out which car is the better choice for you – BMW 8 Series Convertible or Genesis G80?

BMW 8 Series Convertible vs Genesis G80: Key differences

BMW 8 Series Convertible

  • clearly more power
  • clearly quicker 0–100 km/h
  • visibly lighter
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Genesis G80

  • substantially cheaper
  • marginally 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:

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.

Genesis G80 is substantially cheaper – starting at 64,300 £ , while the BMW 8 Series Convertible costs 99,400 £ . That’s a price difference of around 35,143 £.

G80

Engine and Performance:

Under the bonnet, it becomes clear which model is tuned for sportiness and which one takes the lead when you hit the accelerator.

When it comes to engine power, the BMW 8 Series Convertible offers clearly more power – delivering 625 HP compared to 370 HP. That’s roughly 255 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW 8 Series Convertible is clearly quicker – completing the sprint in 3.3 s, while the Genesis G80 takes 5.1 s. That’s about 1.8 s quicker.

There’s also a difference in torque: the BMW 8 Series Convertible delivers marginally more torque with 750 Nm compared to 700 Nm. That’s about 50 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: Genesis G80 offers more seats – 5 vs 4.

In terms of curb weight, BMW 8 Series Convertible is visibly lighter – 1,915 kg compared to 2,410 kg. The difference is around 495 kg.

Looking at boot space, the Genesis G80 offers marginally more boot space – 354 L compared to 350 L. That’s a difference of about 4 L.

When it comes to payload, the Genesis G80 carries slightly more – 490 kg compared to 425 kg. That’s a difference of about 65 kg.

Who wins the race in the data check?

The Genesis G80 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 £64,300
G80

Genesis G80

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 370 HP
  • Consumption kWh/100km : 18.1 kWh/100km
  • Electric Range : 570 km
BMW 8 Series Convertible
Genesis G80

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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Genesis G80

The Genesis G80 is a quietly confident executive sedan that marries elegant, restrained design with an interior that feels bespoke rather than mass-produced. For buyers who crave flagship comfort and poise without the badge theatrics, the G80 serves serious luxury and refinement with a touch of surprising value — like a tuxedoed chauffeur who secretly loves great playlists.

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BMW 8 Series Convertible
Genesis G80

Costs and Consumption

Price
99,400 - 165,800 £
Price
64,300 - 67,800 £
Consumption L/100km
6.9 - 11.2 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
18.1 kWh/100km
Electric Range
-
Electric Range
570 km
Battery Capacity
-
Battery Capacity
-
co2
180 - 255 g/km
co2
0 g/km
Fuel tank capacity
66 - 68 L
Fuel tank capacity
-

Dimensions and Body

Body Type
Convertible
Body Type
Sedan
Seats
4
Seats
5
Doors
2
Doors
-
Curb weight
1,915 - 2,125 kg
Curb weight
2,410 kg
Trunk capacity
350 L
Trunk capacity
354 L
Length
4,851 - 4,867 mm
Length
-
Width
1,902 - 1,907 mm
Width
1,925 mm
Height
1,345 - 1,353 mm
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
340 - 425 kg
Payload
490 kg

Engine and Performance

Engine Type
Diesel MHEV, Petrol
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
All-Wheel Drive, Rear-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
333 - 625 HP
Power HP
370 HP
Acceleration 0-100km/h
3.3 - 5.5 s
Acceleration 0-100km/h
5.1 s
Max Speed
250 km/h
Max Speed
-
Torque
500 - 750 Nm
Torque
700 Nm
Number of Cylinders
6 - 8
Number of Cylinders
-
Power kW
245 - 460 kW
Power kW
272 kW
Engine capacity
2,993 - 4,395 cm3
Engine capacity
-

General

Model Year
2024
Model Year
2025
CO2 Efficiency Class
G
CO2 Efficiency Class
A
Brand
BMW
Brand
Genesis
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.