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BMW 1 Series vs Alfa Romeo Junior comparison

Compare performance (300 HP vs 280 HP), boot space and price (29,400 £ vs 26,100 £ ) at a glance. Find out which car is the better choice for you – BMW 1 Series or Alfa Romeo Junior?

BMW 1 Series vs Alfa Romeo Junior: Key differences

BMW 1 Series

5 (1 Reviews)
rate
  • only slightly more power
  • slightly more efficient
  • noticeably quicker 0–100 km/h
details

Alfa Romeo Junior

4.9 (7 Reviews)
rate
  • moderately cheaper
  • only slightly lighter
  • very slightly more trunk space
details

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

1 Series

Costs and Efficiency:

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

Alfa Romeo Junior is moderately cheaper – starting at 26,100 £ , while the BMW 1 Series costs 29,400 £ . That’s a price difference of around 3,257 £.

Fuel consumption also shows a difference: the BMW 1 Series uses 4.3 L/100km and is slightly more efficient than the Alfa Romeo Junior with 4.8 L/100km. The difference is about 0.5 L/100km.

Junior

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 BMW 1 Series offers only slightly more power – delivering 300 HP compared to 280 HP. That’s roughly 20 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW 1 Series is noticeably quicker – completing the sprint in 4.9 s, while the Alfa Romeo Junior takes 5.9 s. That’s about 1 s quicker.

There’s also a difference in torque: the BMW 1 Series delivers moderately more torque with 400 Nm compared to 345 Nm. That’s about 55 Nm more.

1 Series

Space and Everyday Use:

Beyond pure performance, interior space and usability matter most in daily life. This is where you see which car is more practical and versatile.

Both vehicles offer seating for 5 people.

In terms of curb weight, Alfa Romeo Junior is only slightly lighter – 1,380 kg compared to 1,465 kg. The difference is around 85 kg.

Looking at boot space, the Alfa Romeo Junior offers very slightly more boot space – 415 L compared to 380 L. That’s a difference of about 35 L.

When it comes to payload, the BMW 1 Series carries somewhat more – 510 kg compared to 420 kg. That’s a difference of about 90 kg.

Who wins the race in the data check?

The BMW 1 Series has only a minor advantage 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 £29,400
1 Series

BMW 1 Series

  • Engine Type Diesel, Petrol MHEV, Diesel MHEV, Petrol
  • Transmission Automatic
  • Drive Type Front-Wheel Drive, All-Wheel Drive
  • Power HP 122 - 300 HP
  • Consumption L/100km 4.3 - 7.6 L/100km
BMW 1 Series
Alfa Romeo Junior

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

BMW 1 Series

The BMW 1 Series is a compact premium hatchback that injects a proper sense of driving fun into everyday life, with sharp handling and a cabin that punches above its class. It’s a great pick for buyers who want sporty manners without losing practicality, and yes, you’ll still get that unmistakable BMW grin behind the wheel.

details

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.

details
BMW 1 Series
Alfa Romeo Junior

Costs and Consumption

Price
29,400 - 51,900 £
Price
26,100 - 41,600 £
Consumption L/100km
4.3 - 7.6 L/100km
Consumption L/100km
4.8 - 5.4 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
15.1 - 17.5 kWh/100km
Electric Range
-
Electric Range
344 - 410 km
Battery Capacity
-
Battery Capacity
-
co2
112 - 173 g/km
co2
0 - 119 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
Hatchback
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,465 - 1,625 kg
Curb weight
1,380 - 1,689 kg
Trunk capacity
300 - 380 L
Trunk capacity
340 - 415 L
Length
-
Length
-
Width
1,800 mm
Width
1,781 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
475 - 510 kg
Payload
390 - 420 kg

Engine and Performance

Engine Type
Diesel, Petrol MHEV, Diesel MHEV, Petrol
Engine Type
Electric, Petrol MHEV
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Reduction Gearbox, Dual-Clutch Automatic
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
122 - 300 HP
Power HP
146 - 280 HP
Acceleration 0-100km/h
4.9 - 9.8 s
Acceleration 0-100km/h
5.9 - 9.1 s
Max Speed
-
Max Speed
-
Torque
230 - 400 Nm
Torque
230 - 345 Nm
Number of Cylinders
3 - 4
Number of Cylinders
3
Power kW
90 - 221 kW
Power kW
107 - 207 kW
Engine capacity
1,499 - 1,998 cm3
Engine capacity
1,199 cm3

General

Model Year
2024
Model Year
2,024 - 2,025
CO2 Efficiency Class
D, C, F
CO2 Efficiency Class
A, C, D
Brand
BMW
Brand
Alfa Romeo
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.