@ Alfa Romeo / Stellantis Media
@ BMW Group Press
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Alfa Romeo Junior vs BMW Z4 – Performance, range & efficiency compared

Everyday use, family trips or long-distance drives – here’s where the differences show.
Discover whether Alfa Romeo Junior or BMW Z4 fits your lifestyle better.

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

Junior @ Alfa Romeo / Stellantis Media

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.

Alfa Romeo Junior has a significantly advantage in terms of price – it starts at 25700 £, while the BMW Z4 costs 43500 £. That’s a price difference of around 17786 £.

Fuel consumption also shows a difference: Alfa Romeo Junior manages with 4.80 L and is therefore significantly more efficient than the BMW Z4 with 6.90 L. The difference is about 2.10 L per 100 km.

Z4 @ BMW Group Press

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 BMW Z4 has a to a small extent edge – offering 340 HP compared to 280 HP. That’s roughly 60 HP more horsepower.

In acceleration from 0 to 100 km/h, the BMW Z4 is distinct quicker – completing the sprint in 4.50 s, while the Alfa Romeo Junior takes 5.90 s. That’s about 1.40 s faster.

In terms of top speed, the BMW Z4 performs slightly better – reaching 250 km/h, while the Alfa Romeo Junior tops out at 206 km/h. The difference is around 44 km/h.

There’s also a difference in torque: BMW Z4 pulls distinct stronger with 500 Nm compared to 345 Nm. That’s about 155 Nm difference.

Junior @ Alfa Romeo / Stellantis Media

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Seats: Alfa Romeo Junior offers clearly more seating capacity – 5 vs 2.

In curb weight, Alfa Romeo Junior is barely noticeable lighter – 1380 kg compared to 1510 kg. The difference is around 130 kg.

In terms of boot space, the Alfa Romeo Junior offers evident more room – 415 L compared to 281 L. That’s a difference of about 134 L.

When it comes to payload, Alfa Romeo Junior clearly takes the win – 420 kg compared to 235 kg. That’s a difference of about 185 kg.

Who wins the race?

The Alfa Romeo Junior proves to be has the upper hand and therefore becomes our DriveDuel Champion!
Alfa Romeo Junior is the better all-rounder in this comparison.

from about £25,700
Junior @ Alfa Romeo / Stellantis Media

Alfa Romeo Junior

  • Engine Type : Electric, Petrol MHEV
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive, All-Wheel Drive
  • Power HP : 136 - 280 HP
  • Consumption L/100km : 4.8 - 5.4 L
  • Consumption kWh/100km : 15.1 - 17.5 kWh
  • Electric Range : 344 - 410 km

Alfa Romeo Junior

5 (1)
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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 Z4

The BMW Z4 is an elegant roadster that combines dynamic performance with a sleek design. Its stylish exterior features bold lines and a retractable soft top, offering an exhilarating open-air driving experience. Inside, the Z4 is equipped with a luxurious cabin filled with premium materials and cutting-edge technology, ensuring both comfort and connectivity on every journey.

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Alfa Romeo Junior
BMW Z4
Junior @ Alfa Romeo / Stellantis Media
Z4 @ BMW Group Press

Costs and Consumption

Price
25700 - 41600 £
Price
43500 - 65300 £
Consumption L/100km
4.8 - 5.4 L
Consumption L/100km
6.9 - 8.5 L
Consumption kWh/100km
15.1 - 17.5 kWh
Consumption kWh/100km
-
Electric Range
344 - 410 km
Electric Range
-
Battery Capacity
0.4 - 51 kWh
Battery Capacity
-
co2
0 - 119 g/km
co2
157 - 191 g/km
Fuel tank capacity
44 - 45 L
Fuel tank capacity
52 L

Dimensions and Body

Body Type
SUV
Body Type
Roadster
Seats
5
Seats
2
Doors
5
Doors
2
Curb weight
1380 - 1689 kg
Curb weight
1510 - 1640 kg
Trunk capacity
340 - 415 L
Trunk capacity
281 L
Length
4173 mm
Length
4324 mm
Width
1781 mm
Width
1864 mm
Height
1505 - 1538 mm
Height
1303 - 1304 mm
Max trunk capacity
1205 - 1280 L
Max trunk capacity
-
Payload
390 - 420 kg
Payload
215 - 235 kg

Engine and Performance

Engine Type
Electric, Petrol MHEV
Engine Type
Petrol
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Dual-Clutch Automatic, Reduction Gearbox
Transmission Detail
Manual Gearbox, Automatic Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Rear-Wheel Drive
Power HP
136 - 280 HP
Power HP
197 - 340 HP
Acceleration 0-100km/h
5.9 - 9.1 s
Acceleration 0-100km/h
4.5 - 6.8 s
Max Speed
150 - 206 km/h
Max Speed
240 - 250 km/h
Torque
230 - 345 Nm
Torque
320 - 500 Nm
Number of Cylinders
3
Number of Cylinders
4 - 6
Power kW
100 - 207 kW
Power kW
145 - 250 kW
Engine capacity
1199 cm3
Engine capacity
1998 - 2998 cm3

General

Model Year
2024 - 2025
Model Year
2024
CO2 Efficiency Class
A, C, D
CO2 Efficiency Class
F, G
Brand
Alfa Romeo
Brand
BMW
What drive types are available for the Alfa Romeo Junior?

Available configurations include Front-Wheel Drive or All-Wheel Drive.

The prices and data displayed are estimates based on German list prices and may vary by country. This information is not legally binding.