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Alfa Romeo Junior vs MG MG3 comparison

Compare performance (280 HP vs 194 HP), boot space and price (26,100 £ vs 15,400 £ ) at a glance. Find out which car is the better choice for you – Alfa Romeo Junior or MG MG3?

Alfa Romeo Junior vs MG MG3: Key differences

Alfa Romeo Junior

5 (1 Reviews)
rate
  • clearly more power
  • visibly quicker 0–100 km/h

MG MG3

5 (1 Reviews)
rate
  • clearly cheaper
  • marginally more efficient
  • somewhat lighter

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

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

Junior

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.

MG MG3 is clearly cheaper – starting at 15,400 £ , while the Alfa Romeo Junior costs 26,100 £ . That’s a price difference of around 10,680 £.

Fuel consumption also shows a difference: the MG MG3 uses 4.4 L/100km and is marginally more efficient than the Alfa Romeo Junior with 4.8 L/100km. The difference is about 0.4 L/100km.

MG3

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 Alfa Romeo Junior offers clearly more power – delivering 280 HP compared to 194 HP. That’s roughly 86 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 MG MG3 takes 8 s. That’s about 2.1 s quicker.

There’s also a difference in torque: the Alfa Romeo Junior delivers substantially more torque with 345 Nm compared to 148 Nm. That’s about 197 Nm more.

Junior

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Both vehicles offer seating for 5 people.

In terms of curb weight, MG MG3 is somewhat lighter – 1,237 kg compared to 1,380 kg. The difference is around 143 kg.

When it comes to payload, the MG MG3 carries marginally more – 448 kg compared to 420 kg. That’s a difference of about 28 kg.

Who wins the race in the data check?

The Alfa Romeo Junior stands well ahead of its rival 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 : 136 - 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
details

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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.

details
AlfaRomeoJunior-Exterieur
AlfaRomeoJunior-Exterieur
AlfaRomeoJunior-Interieur

Reviews Alfa Romeo Junior

5 (1 Reviews)
rate

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

MG MG3

The MG3 is a cheeky city hatch that pairs bold, youthful styling with sprightly handling for drivers who want personality on a budget. Its cabin is bright and cleverly packaged, offering sensible space and a fun-to-drive character that turns mundane commutes into something a bit more enjoyable.

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KV-1-1
Left-Back-30°-1
Front-Row-Space-1
Trunk-3

Reviews MG MG3

5 (1 Reviews)
rate
Giorgio catacchio
20 Sept 2025, 00:08:28

I've owned the MG3 Hybrid for a year — I travel a lot, never a dull moment; comes fully loaded as standard, incredible acceleration, etc.

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Costs and Consumption
Price
26,100 - 41,600 £
Price
15,400 - 21,400 £
Consumption L/100km
4.8 - 5.4 L/100km
Consumption L/100km
4.4 - 6.1 L/100km
Consumption kWh/100km
15.1 - 17.5 kWh/100km
Consumption kWh/100km
-
Electric Range
344 - 410 km
Electric Range
-
Battery Capacity
0.4 - 51 kWh
Battery Capacity
-
co2
0 - 119 g/km
co2
100 - 137 g/km
Fuel tank capacity
44 - 45 L
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
Hatchback
Seats
5
Seats
5
Doors
5
Doors
-
Curb weight
1,380 - 1,689 kg
Curb weight
1,237 - 1,285 kg
Trunk capacity
340 - 415 L
Trunk capacity
-
Length
4,173 mm
Length
-
Width
1,781 mm
Width
1,797 mm
Height
1,505 - 1,538 mm
Height
-
Max trunk capacity
1,205 - 1,280 L
Max trunk capacity
-
Payload
390 - 420 kg
Payload
373 - 448 kg

Engine and Performance
Engine Type
Electric, Petrol MHEV
Engine Type
Petrol, Full Hybrid
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
Power HP
136 - 280 HP
Power HP
116 - 194 HP
Acceleration 0-100km/h
5.9 - 9.1 s
Acceleration 0-100km/h
8 - 10.8 s
Max Speed
150 - 206 km/h
Max Speed
-
Torque
230 - 345 Nm
Torque
148 Nm
Number of Cylinders
3
Number of Cylinders
4
Power kW
107 - 207 kW
Power kW
85 - 143 kW
Engine capacity
1,199 cm3
Engine capacity
1,490 - 1,495 cm3

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