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Audi Q8 e-tron vs Porsche Cayenne - Differences and prices compared

Compare performance (503 HP vs 1156 HP), boot space and price (65100 £ vs 87000 £ ) at a glance. Find out which car is the better choice for you – Audi Q8 e-tron or Porsche Cayenne?

Audi Q8 e-tron

Porsche Cayenne

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

Q8 e-tron

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.

Audi Q8 e-tron has a noticeable advantage in terms of price – it starts at 65100 £ , while the Porsche Cayenne costs 87000 £ . That’s a price difference of around 21943 £.

When it comes to electricity consumption, both models perform equally – each averaging 19.70 kWh per 100 km.

As for electric range, the Porsche Cayenne performs minimal better – achieving up to 642 km, about 47 km more than the Audi Q8 e-tron.

Cayenne

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 Porsche Cayenne has a significantly edge – offering 1156 HP compared to 503 HP. That’s roughly 653 HP more horsepower.

In acceleration from 0 to 100 km/h, the Porsche Cayenne is convincingly quicker – completing the sprint in 2.50 s, while the Audi Q8 e-tron takes 4.50 s. That’s about 2 s faster.

In terms of top speed, the Porsche Cayenne performs noticeable better – reaching 305 km/h, while the Audi Q8 e-tron tops out at 210 km/h. The difference is around 95 km/h.

There’s also a difference in torque: Porsche Cayenne pulls clearly perceptible stronger with 1500 Nm compared to 973 Nm. That’s about 527 Nm difference.

Q8 e-tron

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Both vehicles offer seating for 5 people.

In curb weight, Porsche Cayenne is clearly perceptible lighter – 2130 kg compared to 2585 kg. The difference is around 455 kg.

In terms of boot space, the Porsche Cayenne offers clearly perceptible more room – 781 L compared to 569 L. That’s a difference of about 212 L.

In maximum load capacity, the Porsche Cayenne performs minimal better – up to 1708 L, which is about 71 L more than the Audi Q8 e-tron.

When it comes to payload, Porsche Cayenne a bit takes the win – 705 kg compared to 595 kg. That’s a difference of about 110 kg.

Who wins the race?

The Porsche Cayenne proves to be outperforms in nearly all aspects and therefore becomes our DriveDuel Champion!
Porsche Cayenne is the better all-rounder in this comparison.

from about £87,000
Cayenne

Porsche Cayenne

  • Engine Type : Petrol, Plugin Hybrid, Electric
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 353 - 1156 HP
  • Consumption L/100km : 4 - 12.2 L
  • Consumption kWh/100km : 19.7 - 20.6 kWh
  • Electric Range : 74 - 642 km
Audi Q8 e-tron
Porsche Cayenne

Costs and Consumption

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Engine and Performance

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Dimensions and Body

View detailed analysis

Audi Q8 e-tron

The Audi Q8 e-tron wraps Audi’s usual premium polish into a quiet, composed electric SUV that feels refined and surprisingly effortless to drive. With a spacious, tech-forward cabin and understated road presence, it’s a practical yet stylish choice for buyers who want electric motoring without losing the dignity of a proper luxury SUV.

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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.

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Audi Q8 e-tron
Porsche Cayenne

Costs and Consumption

Price
65100 - 102800 £
Price
87000 - 186400 £
Consumption L/100km
-
Consumption L/100km
4 - 12.2 L
Consumption kWh/100km
19.7 - 26.3 kWh
Consumption kWh/100km
19.7 - 20.6 kWh
Electric Range
456 - 595 km
Electric Range
74 - 642 km
Battery Capacity
89 - 106 kWh
Battery Capacity
21.80 kWh
co2
0 g/km
co2
0 - 277 g/km
Fuel tank capacity
-
Fuel tank capacity
70 - 90 L

Dimensions and Body

Body Type
SUV
Body Type
SUV
Seats
5
Seats
4 - 5
Doors
5
Doors
5
Curb weight
2585 - 2725 kg
Curb weight
2130 - 2720 kg
Trunk capacity
528 - 569 L
Trunk capacity
434 - 781 L
Length
4915 mm
Length
4930 mm
Width
1937 - 1994 mm
Width
1980 - 1989 mm
Height
1617 - 1683 mm
Height
1652 - 1698 mm
Max trunk capacity
1567 - 1637 L
Max trunk capacity
1344 - 1708 L
Payload
515 - 595 kg
Payload
365 - 705 kg

Engine and Performance

Engine Type
Electric
Engine Type
Petrol, Plugin Hybrid, Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Automatic Gearbox, Reduction Gearbox
Drive Type
All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
340 - 503 HP
Power HP
353 - 1156 HP
Acceleration 0-100km/h
4.5 - 6 s
Acceleration 0-100km/h
2.5 - 6 s
Max Speed
200 - 210 km/h
Max Speed
248 - 305 km/h
Torque
664 - 973 Nm
Torque
500 - 1500 Nm
Number of Cylinders
-
Number of Cylinders
6 - 8
Power kW
250 - 370 kW
Power kW
260 - 850 kW
Engine capacity
-
Engine capacity
2995 - 3996 cm3

General

Model Year
2023 - 2024
Model Year
2025 - 2026
CO2 Efficiency Class
A
CO2 Efficiency Class
G, B, C, A
Brand
Audi
Brand
Porsche
What drive types are available for the Audi Q8 e-tron?

The Audi Q8 e-tron is offered with All-Wheel Drive.

The prices shown are estimates based on German list prices, adjusted for local VAT. Local registration taxes (e.g. NoVA, BPM or CO2 malus) are not included. This information is not legally binding.