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Audi Q8 vs Mazda 3 Sedan comparison

Compare performance (640 HP vs 186 HP), boot space and price (77,300 £ vs 25,000 £ ) at a glance. Find out which car is the better choice for you – Audi Q8 or Mazda 3 Sedan?

Audi Q8 vs Mazda 3 Sedan: Key differences

Audi Q8

  • considerably more power
  • considerably more efficient
  • clearly quicker 0–100 km/h
  • noticeably more trunk space
details

Mazda 3 Sedan

4.7 (1 Reviews)
rate
  • significantly cheaper
  • substantially lighter
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By Achim Sedelmaier

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

Q8

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.

Mazda 3 Sedan is significantly cheaper – starting at 25,000 £ , while the Audi Q8 costs 77,300 £ . That’s a price difference of around 52,337 £.

Fuel consumption also shows a difference: the Audi Q8 uses 3.9 L/100km and is considerably more efficient than the Mazda 3 Sedan with 5.5 L/100km. The difference is about 1.6 L/100km.

3 Sedan

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 Audi Q8 offers considerably more power – delivering 640 HP compared to 186 HP. That’s roughly 454 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi Q8 is clearly quicker – completing the sprint in 3.6 s, while the Mazda 3 Sedan takes 8.1 s. That’s about 4.5 s quicker.

There’s also a difference in torque: the Audi Q8 delivers significantly more torque with 850 Nm compared to 240 Nm. That’s about 610 Nm more.

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.

Both vehicles offer seating for 5 people.

In terms of curb weight, Mazda 3 Sedan is substantially lighter – 1,420 kg compared to 2,175 kg. The difference is around 755 kg.

Looking at boot space, the Audi Q8 offers noticeably more boot space – 605 L compared to 450 L. That’s a difference of about 155 L.

When it comes to payload, the Audi Q8 carries markedly more – 665 kg compared to 481 kg. That’s a difference of about 184 kg.

Who wins the race in the data check?

The Audi Q8 holds a decisive overall lead 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 £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/100km
  • Electric Range : 80 km
details

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View detailed analysis

Engine and Performance
View detailed analysis

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View detailed analysis

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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Mazda 3 Sedan

The Mazda 3 Sedan dresses like a compact premium car, with sculpted lines and an interior that punches well above its class. It rewards drivers with eager handling and a composed, comfortable ride that turns routine runs into something a bit more enjoyable — proof that style and substance can share the same key.

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Reviews Mazda 3 Sedan

4.7 (1 Reviews)
rate

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

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Audi Q8
Mazda 3 Sedan

Costs and Consumption
Price
77,300 - 137,100 £
Price
25,000 - 34,200 £
Consumption L/100km
3.9 - 13.1 L/100km
Consumption L/100km
5.5 - 6.1 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
80 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
88 - 297 g/km
co2
123 - 135 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
Sedan
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
2,175 - 2,490 kg
Curb weight
1,420 - 1,492 kg
Trunk capacity
439 - 605 L
Trunk capacity
450 L
Length
-
Length
-
Width
1,995 - 2,007 mm
Width
1,795 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
620 - 665 kg
Payload
467 - 481 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel MHEV, Petrol, Plugin Hybrid
Engine Type
Petrol MHEV
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Manual Gearbox, Automatic Gearbox
Drive Type
All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
231 - 640 HP
Power HP
140 - 186 HP
Acceleration 0-100km/h
3.6 - 7.1 s
Acceleration 0-100km/h
8.1 - 9.8 s
Max Speed
-
Max Speed
-
Torque
500 - 850 Nm
Torque
238 - 240 Nm
Number of Cylinders
6 - 8
Number of Cylinders
4
Power kW
170 - 471 kW
Power kW
103 - 137 kW
Engine capacity
2,967 - 3,996 cm3
Engine capacity
1,998 - 2,488 cm3

General
Model Year
2025
Model Year
2025
CO2 Efficiency Class
G, B
CO2 Efficiency Class
D
Brand
Audi
Brand
Mazda
What drivetrain options does the Audi Q8 have?

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.