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Audi Q8 vs BMW Z4 comparison

Compare performance (640 HP vs 340 HP), boot space and price (77300 £ vs 43500 £ ) at a glance. Find out which car is the better choice for you – Audi Q8 or BMW Z4?

Audi Q8 vs BMW Z4: Key differences

Audi Q8

  • significantly more power
  • significantly more efficient
  • distinct quicker from 0–100 km/h
  • significantly more trunk space

BMW Z4

  • significantly cheaper
  • significantly lighter

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

Q8

Costs and Efficiency:

Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.

BMW Z4 has a significantly advantage in terms of price – it starts at 43500 £ , while the Audi Q8 costs 77300 £ . That’s a price difference of around 33857 £.

Fuel consumption also shows a difference: Audi Q8 manages with 3.90 L and is therefore significantly more efficient than the BMW Z4 with 6.90 L. The difference is about 3 L per 100 km.

Z4

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 Audi Q8 has a significantly edge – offering 640 HP compared to 340 HP. That’s roughly 300 HP more horsepower.

In acceleration from 0 to 100 km/h, the Audi Q8 is distinct quicker – completing the sprint in 3.60 s, while the BMW Z4 takes 4.50 s. That’s about 0.90 s faster.

There’s also a difference in torque: Audi Q8 pulls decisively stronger with 850 Nm compared to 500 Nm. That’s about 350 Nm difference.

Q8

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: Audi Q8 offers clearly more seating capacity – 5 vs 2.

In curb weight, BMW Z4 is significantly lighter – 1510 kg compared to 2175 kg. The difference is around 665 kg.

In terms of boot space, the Audi Q8 offers significantly more room – 605 L compared to 281 L. That’s a difference of about 324 L.

When it comes to payload, Audi Q8 clearly takes the win – 665 kg compared to 235 kg. That’s a difference of about 430 kg.

Who wins the race in the data check?

The Audi Q8 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.

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View detailed analysis

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View detailed analysis
from about £77,300
Q8

Audi Q8

  • Engine Type : Petrol MHEV, Diesel MHEV, Petrol, Plugin Hybrid
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 231 - 640 HP
  • Consumption L/100km : 3.9 - 13.1 L
  • Electric Range : 80 km
details

Audi Q8

The Audi Q8 wraps coupe-like flair around a burly SUV stance, serving up a cabin dressed in premium materials and smart tech that puts comfort and swagger front and center. It’s composed and comfortable on long runs yet happy to play when asked, making it a tempting choice for buyers who want head-turning looks without surrendering everyday practicality.

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BMW Z4

The BMW Z4 is a taut, road-hugging roadster that pairs elegant, low-slung styling with a roof you can drop on a sunny whim, delivering that pure, wind-in-your-hair driving thrill few cars manage to match. It’s an ideal weekend companion for drivers who prefer engagement over practicality — bring good shoes rather than a lot of luggage, and you’ll get a grin every time you turn the wheel.

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Reviews Audi Q8

Reviews BMW Z4

Audi Q8
BMW Z4

Costs and Consumption
Price
77300 - 137100 £
Price
43500 - 65300 £
Consumption L/100km
3.9 - 13.1 L
Consumption L/100km
6.9 - 8.5 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
80 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
88 - 297 g/km
co2
157 - 191 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
Roadster
Seats
5
Seats
2
Doors
-
Doors
-
Curb weight
2175 - 2490 kg
Curb weight
1510 - 1640 kg
Trunk capacity
439 - 605 L
Trunk capacity
281 L
Length
-
Length
-
Width
1995 - 2007 mm
Width
1864 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
620 - 665 kg
Payload
215 - 235 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel MHEV, Petrol, Plugin Hybrid
Engine Type
Petrol
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Manual Gearbox, Automatic Gearbox
Drive Type
All-Wheel Drive
Drive Type
Rear-Wheel Drive
Power HP
231 - 640 HP
Power HP
197 - 340 HP
Acceleration 0-100km/h
3.6 - 7.1 s
Acceleration 0-100km/h
4.5 - 6.8 s
Max Speed
-
Max Speed
-
Torque
500 - 850 Nm
Torque
320 - 500 Nm
Number of Cylinders
6 - 8
Number of Cylinders
4 - 6
Power kW
170 - 471 kW
Power kW
145 - 250 kW
Engine capacity
2967 - 3996 cm3
Engine capacity
1998 - 2998 cm3

General
Model Year
2025
Model Year
2025 - 2026
CO2 Efficiency Class
G, B
CO2 Efficiency Class
F, G
Brand
Audi
Brand
BMW

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What drive types are available for the Audi Q8?

Available configurations include 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.