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Porsche Cayenne vs MG MG3 comparison

Compare performance (1,156 HP vs 194 HP), boot space and price (87,000 £ vs 15,400 £ ) at a glance. Find out which car is the better choice for you – Porsche Cayenne or MG MG3?

Porsche Cayenne vs MG MG3: Key differences

Porsche Cayenne

3.3 (2 Reviews)
rate
  • clearly more power
  • moderately more efficient
  • substantially quicker 0–100 km/h

MG MG3

5 (1 Reviews)
rate
  • significantly cheaper
  • clearly lighter

All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

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

Cayenne

Costs and Efficiency:

Price and efficiency are often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.

MG MG3 is significantly cheaper – starting at 15,400 £ , while the Porsche Cayenne costs 87,000 £ . That’s a price difference of around 71,580 £.

Fuel consumption also shows a difference: the Porsche Cayenne uses 4 L/100km and is moderately more efficient than the MG MG3 with 4.4 L/100km. The difference is about 0.4 L/100km.

MG3

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 Porsche Cayenne offers clearly more power – delivering 1,156 HP compared to 194 HP. That’s roughly 962 HP more horsepower.

When accelerating from 0 to 100 km/h, the Porsche Cayenne is substantially quicker – completing the sprint in 2.5 s, while the MG MG3 takes 8 s. That’s about 5.5 s quicker.

There’s also a difference in torque: the Porsche Cayenne delivers significantly more torque with 1,500 Nm compared to 148 Nm. That’s about 1,352 Nm more.

Cayenne

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Both vehicles offer seating for 5 people.

In terms of curb weight, MG MG3 is clearly lighter – 1,237 kg compared to 2,130 kg. The difference is around 893 kg.

When it comes to payload, the Porsche Cayenne carries markedly more – 705 kg compared to 448 kg. That’s a difference of about 257 kg.

Who wins the race in the data check?

The Porsche Cayenne is clearly superior 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 £87,000
Cayenne

Porsche Cayenne

  • Engine Type : Petrol, Plugin Hybrid, Electric
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 353 - 1,156 HP
  • Consumption L/100km : 4 - 12.2 L/100km
  • Consumption kWh/100km : 19.7 - 20.6 kWh/100km
  • Electric Range : 74 - 642 km
details

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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Porsche Cayenne

Few SUVs blend athletic poise and Teutonic precision like the Porsche Cayenne, putting genuine sports‑car feeling into a roomy, everyday package. If you want a practical family hauler that still makes you grin every time you merge, the Cayenne delivers — turning errands into an excuse for a spirited drive.

details
P17_0701
P17_0780
P17_0777
P17_0776
P17_0784

Reviews Porsche Cayenne

3.3 (2 Reviews)
rate

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

MG MG3

The MG3 is a cheeky city hatch that pairs bold, youthful styling with sprightly handling for drivers who want personality on a budget. Its cabin is bright and cleverly packaged, offering sensible space and a fun-to-drive character that turns mundane commutes into something a bit more enjoyable.

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KV-1-1
Left-Back-30°-1
Front-Row-Space-1
Trunk-3

Reviews MG MG3

5 (1 Reviews)
rate
Giorgio catacchio
20 Sept 2025, 00:08:28

I've owned the MG3 Hybrid for a year — I travel a lot, never a dull moment; comes fully loaded as standard, incredible acceleration, etc.

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Porsche Cayenne
MG MG3

Costs and Consumption
Price
87,000 - 186,400 £
Price
15,400 - 21,400 £
Consumption L/100km
4 - 12.2 L/100km
Consumption L/100km
4.4 - 6.1 L/100km
Consumption kWh/100km
19.7 - 20.6 kWh/100km
Consumption kWh/100km
-
Electric Range
74 - 642 km
Electric Range
-
Battery Capacity
21.8 kWh
Battery Capacity
-
co2
0 - 277 g/km
co2
100 - 137 g/km
Fuel tank capacity
70 - 90 L
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
Hatchback
Seats
4 - 5
Seats
5
Doors
5
Doors
-
Curb weight
2,130 - 2,720 kg
Curb weight
1,237 - 1,285 kg
Trunk capacity
434 - 781 L
Trunk capacity
-
Length
4,930 mm
Length
-
Width
1,980 - 1,989 mm
Width
1,797 mm
Height
1,652 - 1,698 mm
Height
-
Max trunk capacity
1,344 - 1,708 L
Max trunk capacity
-
Payload
365 - 705 kg
Payload
373 - 448 kg

Engine and Performance
Engine Type
Petrol, Plugin Hybrid, Electric
Engine Type
Petrol, Full Hybrid
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Automatic Gearbox, Reduction Gearbox
Transmission Detail
Manual Gearbox, Automatic Gearbox
Drive Type
All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
353 - 1,156 HP
Power HP
116 - 194 HP
Acceleration 0-100km/h
2.5 - 6 s
Acceleration 0-100km/h
8 - 10.8 s
Max Speed
248 - 305 km/h
Max Speed
-
Torque
500 - 1,500 Nm
Torque
148 Nm
Number of Cylinders
6 - 8
Number of Cylinders
4
Power kW
260 - 850 kW
Power kW
85 - 143 kW
Engine capacity
2,995 - 3,996 cm3
Engine capacity
1,490 - 1,495 cm3

General
Model Year
2,025 - 2,026
Model Year
2,025
CO2 Efficiency Class
G, B, C, A
CO2 Efficiency Class
E, C
Brand
Porsche
Brand
MG
Is the Porsche Cayenne offered with different drivetrains?

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.