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BMW XM vs Porsche 911 Coupe comparison

Compare performance (748 HP vs 711 HP), boot space and price (116,100 £ vs 125,800 £ ) at a glance. Find out which car is the better choice for you – BMW XM or Porsche 911 Coupe?

BMW XM vs Porsche 911 Coupe: Key differences

BMW XM

  • only slightly cheaper
  • marginally more power
  • significantly more efficient
  • clearly more trunk space
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Porsche 911 Coupe

  • significantly quicker 0–100 km/h
  • significantly lighter
details

By Achim Sedelmaier

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

XM

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.

BMW XM is only slightly cheaper – starting at 116,100 £ , while the Porsche 911 Coupe costs 125,800 £ . That’s a price difference of around 9,686 £.

Fuel consumption also shows a difference: the BMW XM uses 4.7 L/100km and is significantly more efficient than the Porsche 911 Coupe with 10.3 L/100km. The difference is about 5.6 L/100km.

911 Coupe

Engine and Performance:

Power, torque and acceleration are the classic benchmarks for car enthusiasts – and here, some clear differences start to show.

When it comes to engine power, the BMW XM offers marginally more power – delivering 748 HP compared to 711 HP. That’s roughly 37 HP more horsepower.

When accelerating from 0 to 100 km/h, the Porsche 911 Coupe is significantly quicker – completing the sprint in 2.5 s, while the BMW XM takes 3.8 s. That’s about 1.3 s quicker.

There’s also a difference in torque: the BMW XM delivers somewhat more torque with 1,000 Nm compared to 800 Nm. That’s about 200 Nm more.

XM

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 XM offers more seats – 7 vs 2.

In terms of curb weight, Porsche 911 Coupe is significantly lighter – 1,536 kg compared to 2,695 kg. The difference is around 1,159 kg.

Looking at boot space, the BMW XM offers clearly more boot space – 527 L compared to 373 L. That’s a difference of about 154 L.

When it comes to payload, the BMW XM carries significantly more – 525 kg compared to 310 kg. That’s a difference of about 215 kg.

Who wins the race in the data check?

The BMW XM is far ahead overall 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 £116,100
XM

BMW XM

  • Engine Type Plugin Hybrid
  • Transmission Automatic
  • Drive Type All-Wheel Drive
  • Power HP 476 - 748 HP
  • Consumption L/100km 4.7 - 5.3 L/100km
  • Electric Range 78 - 80 km
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

BMW XM

The BMW XM is an unapologetically bold flagship that fuses brash, hyper-styled presence with the kind of luxury that commands attention wherever it goes. Inside it's a leather-clad showpiece loaded with modern tech and a driving personality that blends theatrical muscle with refined grand-tourer composure—ideal for buyers who want drama and comfort in equal measure.

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Porsche 911 Coupe

The Porsche 911 Coupe remains the iconic sports car you buy when you want a thrilling weekend weapon that still behaves like a civilized companion during the weekdays. Its classic silhouette and razor‑sharp handling deliver a grin-inducing drive every time, while the polished interior and intuitive controls remind you this is a car built for drivers, not just headlines.

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Costs and Consumption
Price
116,100 - 159,300 £
Price
125,800 - 301,000 £
Consumption L/100km
4.7 - 5.3 L/100km
Consumption L/100km
10.3 - 13.8 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
78 - 80 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
105 - 119 g/km
co2
233 - 312 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
Coupe
Seats
7
Seats
2
Doors
-
Doors
-
Curb weight
2,695 - 2,795 kg
Curb weight
1,536 - 1,815 kg
Trunk capacity
527 L
Trunk capacity
373 L
Length
-
Length
-
Width
2,005 mm
Width
1,852 - 1,900 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
505 - 525 kg
Payload
228 - 310 kg

Engine and Performance
Engine Type
Plugin Hybrid
Engine Type
Petrol, Full Hybrid
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Drive Type
All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
476 - 748 HP
Power HP
394 - 711 HP
Acceleration 0-100km/h
3.8 - 5.1 s
Acceleration 0-100km/h
2.5 - 4.5 s
Max Speed
-
Max Speed
-
Torque
700 - 1,000 Nm
Torque
450 - 800 Nm
Number of Cylinders
6 - 8
Number of Cylinders
6
Power kW
350 - 550 kW
Power kW
290 - 523 kW
Engine capacity
2,998 - 4,395 cm3
Engine capacity
2,981 - 3,996 cm3

General
Model Year
2026
Model Year
2,024 - 2,026
CO2 Efficiency Class
C, D
CO2 Efficiency Class
G
Brand
BMW
Brand
Porsche
What drive types are available for the BMW XM?

Available configurations include All-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.