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Alfa Romeo Junior vs Mazda 3 Hatchback comparison

Compare performance (280 HP vs 186 HP), boot space and price (26,100 £ vs 25,000 £ ) at a glance. Find out which car is the better choice for you – Alfa Romeo Junior or Mazda 3 Hatchback?

Alfa Romeo Junior vs Mazda 3 Hatchback: Key differences

Alfa Romeo Junior

4.9 (7 Reviews)
rate
  • noticeably more power
  • somewhat more efficient
  • visibly quicker 0–100 km/h
  • barely lighter
  • moderately more trunk space
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Mazda 3 Hatchback

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

By Achim Sedelmaier

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

Junior

Costs and Efficiency:

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

Mazda 3 Hatchback is only slightly cheaper – starting at 25,000 £ , while the Alfa Romeo Junior costs 26,100 £ . That’s a price difference of around 1,080 £.

Fuel consumption also shows a difference: the Alfa Romeo Junior uses 4.8 L/100km and is somewhat more efficient than the Mazda 3 Hatchback with 5.6 L/100km. The difference is about 0.8 L/100km.

3 Hatchback

Engine and Performance:

Power, torque and acceleration say a lot about how a car feels on the road. This is where you see which model delivers more driving dynamics.

When it comes to engine power, the Alfa Romeo Junior offers noticeably more power – delivering 280 HP compared to 186 HP. That’s roughly 94 HP more horsepower.

When accelerating from 0 to 100 km/h, the Alfa Romeo Junior is visibly quicker – completing the sprint in 5.9 s, while the Mazda 3 Hatchback takes 8 s. That’s about 2.1 s quicker.

There’s also a difference in torque: the Alfa Romeo Junior delivers markedly more torque with 345 Nm compared to 240 Nm. That’s about 105 Nm more.

Junior

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 terms of curb weight, Alfa Romeo Junior is barely lighter – 1,380 kg compared to 1,417 kg. The difference is around 37 kg.

Looking at boot space, the Alfa Romeo Junior offers moderately more boot space – 415 L compared to 351 L. That’s a difference of about 64 L.

When it comes to payload, the Mazda 3 Hatchback carries somewhat more – 502 kg compared to 420 kg. That’s a difference of about 82 kg.

Who wins the race in the data check?

The Alfa Romeo Junior 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.

from £26,100
Junior

Alfa Romeo Junior

  • Engine Type Electric, Petrol MHEV
  • Transmission Automatic
  • Drive Type Front-Wheel Drive, All-Wheel Drive
  • Power HP 146 - 280 HP
  • Consumption L/100km 4.8 - 5.4 L/100km
  • Consumption kWh/100km 15.1 - 17.5 kWh/100km
  • Electric Range 344 - 410 km
Alfa Romeo Junior
Mazda 3 Hatchback

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Alfa Romeo Junior

The Alfa Romeo Junior captures the essence of Italian design with its sleek lines and compact dimensions, making it an icon of elegance and performance. With a spirited driving experience and a charming retro aesthetic, it appeals to enthusiasts and casual drivers alike. This delightful car embodies the brand's rich heritage while remaining a fun and engaging option for those seeking a unique automotive experience.

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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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Alfa Romeo Junior
Mazda 3 Hatchback

Costs and Consumption

Price
26,100 - 41,600 £
Price
25,000 - 36,000 £
Consumption L/100km
4.8 - 5.4 L/100km
Consumption L/100km
5.6 - 6.5 L/100km
Consumption kWh/100km
15.1 - 17.5 kWh/100km
Consumption kWh/100km
-
Electric Range
344 - 410 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
0 - 119 g/km
co2
126 - 146 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
SUV
Body Type
Hatchback
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,380 - 1,689 kg
Curb weight
1,417 - 1,529 kg
Trunk capacity
340 - 415 L
Trunk capacity
351 L
Length
-
Length
-
Width
1,781 mm
Width
1,795 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
390 - 420 kg
Payload
487 - 502 kg

Engine and Performance

Engine Type
Electric, Petrol MHEV
Engine Type
Petrol MHEV
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Reduction 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
146 - 280 HP
Power HP
140 - 186 HP
Acceleration 0-100km/h
5.9 - 9.1 s
Acceleration 0-100km/h
8 - 9.8 s
Max Speed
-
Max Speed
-
Torque
230 - 345 Nm
Torque
238 - 240 Nm
Number of Cylinders
3
Number of Cylinders
4
Power kW
107 - 207 kW
Power kW
103 - 137 kW
Engine capacity
1,199 cm3
Engine capacity
1,998 - 2,488 cm3

General

Model Year
2,024 - 2,025
Model Year
2026
CO2 Efficiency Class
A, C, D
CO2 Efficiency Class
D, E
Brand
Alfa Romeo
Brand
Mazda
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.