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Audi A3 Sportback vs Mazda 3 Hatchback - Differences and prices compared

Compare performance (400 HP vs 186 HP), boot space and price (27000 £ vs 24500 £ ) at a glance. Find out which car is the better choice for you – Audi A3 Sportback or Mazda 3 Hatchback?

Audi A3 Sportback

Mazda 3 Hatchback

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

A3 Sportback

Costs and Efficiency:

Looking at overall running costs, both models reveal some interesting differences in everyday economy.

Mazda 3 Hatchback has a minimal advantage in terms of price – it starts at 24500 £ , while the Audi A3 Sportback costs 27000 £ . That’s a price difference of around 2452 £.

Fuel consumption also shows a difference: Audi A3 Sportback manages with 1.10 L and is therefore clearly more efficient than the Mazda 3 Hatchback with 5.60 L. The difference is about 4.50 L per 100 km.

3 Hatchback

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 A3 Sportback has a decisively edge – offering 400 HP compared to 186 HP. That’s roughly 214 HP more horsepower.

In acceleration from 0 to 100 km/h, the Audi A3 Sportback is clearly quicker – completing the sprint in 3.80 s, while the Mazda 3 Hatchback takes 8 s. That’s about 4.20 s faster.

There’s also a difference in torque: Audi A3 Sportback pulls convincingly stronger with 500 Nm compared to 240 Nm. That’s about 260 Nm difference.

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A3 Sportback

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, Audi A3 Sportback is minimal lighter – 1360 kg compared to 1419 kg. The difference is around 59 kg.

In terms of boot space, the Audi A3 Sportback offers hardly perceptible more room – 380 L compared to 351 L. That’s a difference of about 29 L.

When it comes to payload, Mazda 3 Hatchback hardly perceptible takes the win – 485 kg compared to 480 kg. That’s a difference of about 5 kg.

Who wins the race in the data check?

The Audi A3 Sportback 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.

Audi A3 Sportback
Mazda 3 Hatchback

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis
from about £27,000
A3 Sportback

Audi A3 Sportback

  • Engine Type : Petrol, Petrol MHEV, Diesel, Plugin Hybrid
  • Transmission : Manuel, Automatic
  • Drive Type : Front-Wheel Drive, All-Wheel Drive
  • Power HP : 116 - 400 HP
  • Consumption L/100km : 1.1 - 9.3 L
  • Electric Range : 134 - 141 km
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Audi A3 Sportback

The Audi A3 Sportback wraps premium materials and crisp German design into a practical hatchback package that makes daily driving feel smart rather than showy. It’s nimble in the city, composed on longer trips, and carries just enough swagger to satisfy buyers who want quality without shouting about it.

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Mazda 3 Hatchback

The Mazda 3 hatchback blends elegant design with a surprisingly sporty drive, giving a cabin that feels more upscale than you’d expect for the segment. Practical enough for everyday life yet eager to entertain behind the wheel, it’s a smart, good-humored choice that makes even grocery runs feel like a mini escape.

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Reviews Audi A3 Sportback

Reviews Mazda 3 Hatchback

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Mazda 3 Hatchback

Costs and Consumption
Price
27000 - 56600 £
Price
24500 - 35500 £
Consumption L/100km
1.1 - 9.3 L
Consumption L/100km
5.6 - 6.5 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
134 - 141 km
Electric Range
-
Battery Capacity
19.70 kWh
Battery Capacity
-
co2
25 - 211 g/km
co2
126 - 146 g/km
Fuel tank capacity
40 L
Fuel tank capacity
-

Dimensions and Body
Body Type
Hatchback
Body Type
Hatchback
Seats
5
Seats
5
Doors
5
Doors
-
Curb weight
1360 - 1685 kg
Curb weight
1419 - 1549 kg
Trunk capacity
280 - 380 L
Trunk capacity
351 L
Length
4352 - 4353 mm
Length
-
Width
1816 - 1851 mm
Width
1795 mm
Height
1441 - 1470 mm
Height
-
Max trunk capacity
1100 L
Max trunk capacity
-
Payload
410 - 480 kg
Payload
470 - 485 kg

Engine and Performance
Engine Type
Petrol, Petrol MHEV, Diesel, Plugin Hybrid
Engine Type
Petrol MHEV
Transmission
Manuel, Automatic
Transmission
Manuel, Automatic
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Transmission Detail
Manual Gearbox, Automatic Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
116 - 400 HP
Power HP
140 - 186 HP
Acceleration 0-100km/h
3.8 - 10.1 s
Acceleration 0-100km/h
8 - 9.8 s
Max Speed
225 - 237 km/h
Max Speed
-
Torque
220 - 500 Nm
Torque
238 - 240 Nm
Number of Cylinders
4 - 5
Number of Cylinders
4
Power kW
85 - 294 kW
Power kW
103 - 137 kW
Engine capacity
1498 - 2480 cm3
Engine capacity
1998 - 2488 cm3

General
Model Year
2025
Model Year
2025
CO2 Efficiency Class
D, F, E, G, B
CO2 Efficiency Class
D, E
Brand
Audi
Brand
Mazda

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What drive types are available for the Audi A3 Sportback?

The Audi A3 Sportback is offered with Front-Wheel Drive or 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.