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Alfa Romeo Junior vs BMW X4 comparison

Compare performance (280 HP vs 510 HP), boot space and price (26,100 £ vs 51,900 £ ) at a glance. Find out which car is the better choice for you – Alfa Romeo Junior or BMW X4?

Alfa Romeo Junior vs BMW X4: Key differences

Alfa Romeo Junior

4.8 (8 Reviews)
rate
  • significantly cheaper
  • markedly more efficient
  • clearly lighter
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BMW X4

  • considerably more power
  • clearly quicker 0–100 km/h
  • visibly more trunk space
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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:

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

Alfa Romeo Junior is significantly cheaper – starting at 26,100 £ , while the BMW X4 costs 51,900 £ . That’s a price difference of around 25,757 £.

Fuel consumption also shows a difference: the Alfa Romeo Junior uses 4.8 L/100km and is markedly more efficient than the BMW X4 with 6 L/100km. The difference is about 1.2 L/100km.

X4

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 X4 offers considerably more power – delivering 510 HP compared to 280 HP. That’s roughly 230 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW X4 is clearly quicker – completing the sprint in 3.8 s, while the Alfa Romeo Junior takes 5.9 s. That’s about 2.1 s quicker.

There’s also a difference in torque: the BMW X4 delivers significantly more torque with 700 Nm compared to 345 Nm. That’s about 355 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 clearly lighter – 1,380 kg compared to 1,875 kg. The difference is around 495 kg.

Looking at boot space, the BMW X4 offers visibly more boot space – 525 L compared to 415 L. That’s a difference of about 110 L.

When it comes to payload, the BMW X4 carries noticeably more – 545 kg compared to 420 kg. That’s a difference of about 125 kg.

Who wins the race in the data check?

The BMW X4 is clearly superior 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 £51,900
X4

BMW X4

  • Engine Type Petrol MHEV, Diesel MHEV, Petrol
  • Transmission Automatic
  • Drive Type All-Wheel Drive
  • Power HP 184 - 510 HP
  • Consumption L/100km 6 - 10.7 L/100km
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Frequently compared as well

Alfa Romeo Junior
Lexus LBX
VS
The Alfa Romeo Junior charms with vintage Italian flair, razor-sharp steering and pure analogue drama — it’s for drivers who buy emotion first and practicality maybe later. The Lexus LBX, by contrast, is composed, tech-rich and absurdly sensible: a compact, efficient urban crossover for buyers who …
Alfa Romeo Junior
Peugeot 2008
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Putting the Alfa Romeo Junior against the Peugeot 2008 highlights a clash of eras: the Junior’s vintage Italian character and driver-focused feel versus the 2008’s modern, practical crossover sensibility. Choose the Junior when you want style, engagement and period charm; choose the 2008 for space, …
Alfa Romeo Junior
BMW X4

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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AlfaRomeoJunior-Exterieur
AlfaRomeoJunior-Exterieur
AlfaRomeoJunior-Interieur

Reviews Alfa Romeo Junior

4.8 (8 Reviews)
rate
GMarco
17 Jun 2026, 09:14:42

The Junior's design is more modern, although the three-cylinder leaves me puzzled.

How do you mainly use this car? (optional): Commuter (short/medium distance)
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
Jerzy
9 May 2026, 04:07:35

The car is a pleasure to drive — you don't want to get out. The navigation guides excellently, but Polish names are mispronounced. The car doesn't have cornering lights. The matrix headlights are very good.

Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

BMW X4

The BMW X4 blends coupe-like styling with SUV practicality, giving you a striking profile that never lets you disappear into traffic. It feels planted and keen behind the wheel, and for buyers who crave personality without sacrificing everyday usability, it’s a compelling and slightly mischievous choice.

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Reviews BMW X4

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

Frequently compared as well

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Alfa Romeo Junior
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Here’s a concise head-to-head: the Alfa Romeo Junior, a vintage compact coupe prized for its lightness and analogue driving character, versus the Alfa Romeo Tonale, Alfa’s contemporary compact SUV focused on technology, comfort and efficiency. We’ll compare driving feel, practicality, running costs …
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Alfa Romeo Junior
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In a battle of iconic hatchbacks, the Alfa Romeo Junior and the Renault R5 showcase distinct personalities that are sure to captivate enthusiasts. While the Junior offers a blend of Italian flair and spirited performance with its engaging handling, the Renault R5 stands out for its practicality and …
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Alfa Romeo Junior
BMW X4

Costs and Consumption
Price
26,100 - 41,600 £
Price
51,900 - 93,000 £
Consumption L/100km
4.8 - 5.4 L/100km
Consumption L/100km
6 - 10.7 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
156 - 244 g/km
Fuel tank capacity
-
Fuel tank capacity
65 - 68 L

Dimensions and Body
Body Type
SUV
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
5
Curb weight
1,380 - 1,689 kg
Curb weight
1,875 - 2,095 kg
Trunk capacity
340 - 415 L
Trunk capacity
525 L
Length
-
Length
4,751 - 4,754 mm
Width
1,781 mm
Width
1,918 - 1,938 mm
Height
-
Height
1,620 - 1,621 mm
Max trunk capacity
-
Max trunk capacity
1,430 L
Payload
390 - 420 kg
Payload
415 - 545 kg

Engine and Performance
Engine Type
Electric, Petrol MHEV
Engine Type
Petrol MHEV, Diesel MHEV, Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox, Dual-Clutch Automatic
Transmission Detail
Automatic Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
146 - 280 HP
Power HP
184 - 510 HP
Acceleration 0-100km/h
5.9 - 9.1 s
Acceleration 0-100km/h
3.8 - 8.4 s
Max Speed
-
Max Speed
213 - 250 km/h
Torque
230 - 345 Nm
Torque
300 - 700 Nm
Number of Cylinders
3
Number of Cylinders
4 - 6
Power kW
107 - 207 kW
Power kW
135 - 375 kW
Engine capacity
1,199 cm3
Engine capacity
1,995 - 2,998 cm3

General
Model Year
2,024 - 2,025
Model Year
2,023 - 2,024
CO2 Efficiency Class
A, C, D
CO2 Efficiency Class
F, G
Brand
Alfa Romeo
Brand
BMW
What drivetrain options does the Alfa Romeo Junior have?

The Alfa Romeo Junior is offered with Front-Wheel Drive or 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.