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BMW 8 Series Coupé vs Porsche 911 Convertible - Differences and prices compared
Compare performance (625 HP vs 711 HP), boot space and price (90000 £ vs 122400 £) at a glance. Find out which car is the better choice for you – BMW 8 Series Coupé or Porsche 911 Convertible?
8 Series Coupé
Costs and Efficiency:
Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.
BMW 8 Series Coupé has a evident advantage in terms of price – it starts at 90000 £, while the Porsche 911 Convertible costs 122400 £. That’s a price difference of around 32400 £.
Fuel consumption also shows a difference: BMW 8 Series Coupé manages with 6.70 L and is therefore convincingly more efficient than the Porsche 911 Convertible with 10.30 L. The difference is about 3.60 L per 100 km.
8 Series Coupé
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 Porsche 911 Convertible has a to a small extent edge – offering 711 HP compared to 625 HP. That’s roughly 86 HP more horsepower.
In acceleration from 0 to 100 km/h, the Porsche 911 Convertible is distinct quicker – completing the sprint in 2.60 s, while the BMW 8 Series Coupé takes 3.20 s. That’s about 0.60 s faster.
In terms of top speed, the Porsche 911 Convertible performs noticeable better – reaching 322 km/h, while the BMW 8 Series Coupé tops out at 250 km/h. The difference is around 72 km/h.
There’s also a difference in torque: Porsche 911 Convertible pulls minimal stronger with 800 Nm compared to 750 Nm. That’s about 50 Nm difference.
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8 Series Coupé
Space and Everyday Use:
Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.
Seats: BMW 8 Series Coupé offers somewhat more seating capacity – 5 vs 4.
In curb weight, Porsche 911 Convertible is hardly perceptible lighter – 1655 kg compared to 1805 kg. The difference is around 150 kg.
In terms of boot space, the BMW 8 Series Coupé offers significantly more room – 440 L compared to 163 L. That’s a difference of about 277 L.
When it comes to payload, BMW 8 Series Coupé distinct takes the win – 545 kg compared to 345 kg. That’s a difference of about 200 kg.
Who wins the race?
The BMW 8 Series Coupé proves to be leaves the rival little chance and therefore becomes our DriveDuel Champion!
BMW 8 Series Coupé is the better all-rounder in this comparison.
from about £90,000
BMW 8 Series Coupé
BMW 8 Series Coupé
Porsche 911 Convertible
Costs and Consumption
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Engine and Performance
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Dimensions and Body
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BMW 8 Series Coupé
The BMW 8 Series Coupé blends elegant, low-slung coupé looks with a purposeful, athletic stance that hints at both comfort and serious driving fun. Inside it feels indulgent and driver-focused, the sort of car that turns motorway miles into a breeze while quietly daring you to chase a twisty back road — and yes, it photographs magnificently.
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Porsche 911 Convertible
The Porsche 911 Cabriolet transforms the iconic silhouette into an open‑air weapon, offering roof-down glamour and razor-sharp handling that still feels perfectly composed on normal roads. It’s the kind of car that serves daily duties with surprising ease while delivering intoxicating engine music and a grin factor that makes every trip feel like a small victory.
details
BMW 8 Series Coupé
Porsche 911 Convertible
Costs and Consumption |
|
|---|---|
|
Price
90000 - 158900 £
|
Price
122400 - 244500 £
|
|
Consumption L/100km
6.7 - 11.5 L
|
Consumption L/100km
10.3 - 11.7 L
|
|
Consumption kWh/100km
-
|
Consumption kWh/100km
-
|
|
Electric Range
-
|
Electric Range
-
|
|
Battery Capacity
-
|
Battery Capacity
-
|
|
co2
176 - 263 g/km
|
co2
234 - 265 g/km
|
|
Fuel tank capacity
66 - 68 L
|
Fuel tank capacity
63 L
|
Dimensions and Body |
|
|---|---|
|
Body Type
Coupe
|
Body Type
Convertible
|
|
Seats
4 - 5
|
Seats
4
|
|
Doors
2 - 4
|
Doors
2
|
|
Curb weight
1805 - 2085 kg
|
Curb weight
1655 - 1900 kg
|
|
Trunk capacity
420 - 440 L
|
Trunk capacity
163 L
|
|
Length
4851 - 5098 mm
|
Length
4542 - 4553 mm
|
|
Width
1902 - 1943 mm
|
Width
1852 - 1900 mm
|
|
Height
1346 - 1420 mm
|
Height
1292 - 1302 mm
|
|
Max trunk capacity
-
|
Max trunk capacity
-
|
|
Payload
370 - 545 kg
|
Payload
275 - 345 kg
|
Engine and Performance |
|
|---|---|
|
Engine Type
Diesel MHEV, Petrol
|
Engine Type
Petrol, Full Hybrid
|
|
Transmission
Automatic
|
Transmission
Automatic, Manuel
|
|
Transmission Detail
Automatic Gearbox
|
Transmission Detail
Dual-Clutch Automatic, Manual Gearbox
|
|
Drive Type
All-Wheel Drive, Rear-Wheel Drive
|
Drive Type
Rear-Wheel Drive, All-Wheel Drive
|
|
Power HP
333 - 625 HP
|
Power HP
394 - 711 HP
|
|
Acceleration 0-100km/h
3.2 - 5.4 s
|
Acceleration 0-100km/h
2.6 - 4.7 s
|
|
Max Speed
250 km/h
|
Max Speed
291 - 322 km/h
|
|
Torque
500 - 750 Nm
|
Torque
450 - 800 Nm
|
|
Number of Cylinders
6 - 8
|
Number of Cylinders
6
|
|
Power kW
245 - 460 kW
|
Power kW
290 - 523 kW
|
|
Engine capacity
2993 - 4395 cm3
|
Engine capacity
2981 - 3591 cm3
|
General |
|
|---|---|
|
Model Year
2024
|
Model Year
2024 - 2026
|
|
CO2 Efficiency Class
G
|
CO2 Efficiency Class
G
|
|
Brand
BMW
|
Brand
Porsche
|
Is the BMW 8 Series Coupé offered with different drivetrains?
Available configurations include All-Wheel Drive or Rear-Wheel Drive.
The prices and data displayed are estimates based on German list prices and may vary by country. This information is not legally binding.