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HomeComparisonsAlfa Romeo Junior vs MG MG4 Urban
Spec Battle Updated 20 April 2026 5 min read

Alfa Romeo Junior vs MG MG4 Urban

A detailed look at how two of Australia's most popular Hatchbacks compare on price, running costs, safety, and everyday livability.

Specifications and pricing correct at time of publishing. Prices are RRP before on-road costs unless stated otherwise. Always confirm with the manufacturer or dealer before purchasing.

SpecAlfa RomeoMG
Price (RRP)$45,900$31,990
Range (WLTP)325km
Battery42.8 kWh
Power107kW110kW
0-100 km/h8.9s9.6s
Max DC Charge82kW
Fuel Economy4.1 L/100km
Boot Space270L577L
Towing1,200kg500kg
Warranty5yr / 150k km10yr / 250k km
ANCAP Safety5 Stars5 Stars

Price Breakdown

The Alfa Romeo Junior starts from $45,900 before on-road costs, while the MG MG4 Urban opens at $31,990. That makes the MG MG4 Urban the more affordable entry point by $13,910.

Once you factor in stamp duty, registration, CTP insurance, and dealer delivery, expect to add roughly 8-12% on top of the RRP depending on your state. That puts estimated driveaway prices in the ballpark of $50,490 and $35,189 respectively.

The MG MG4 Urban qualifies for FBT exemption as an electric vehicle, which can dramatically reduce the effective cost for novated lease buyers. The Alfa Romeo Junior, as a petrol model, does not qualify.

Safety Rundown

Both the Alfa Romeo Junior and MG MG4 Urban hold a 5-star ANCAP safety rating.

Where the two diverge is in active safety technology. Both models are evenly matched with 7 out of 10 key ADAS systems.

Both include the essentials: autonomous emergency braking, lane keep assist, adaptive cruise control, a reversing camera. Airbag count is 6 in the Alfa Romeo Junior and 6 in the MG MG4 Urban. The MG MG4 Urban adds a 360-degree camera that the Alfa Romeo Junior misses.

Feature Showdown

Both come with modern infotainment systems. Apple CarPlay and Android Auto are standard across both.

The Alfa Romeo Junior stands out with wireless charging, power tailgate and ambient lighting that you will not find on the MG MG4 Urban. Which feature set matters more depends on your daily routine and priorities.

Interior trim differs: the Alfa Romeo Junior gets cloth upholstery while the MG MG4 Urban offers cloth/leatherette.

Drivetrain

The Alfa Romeo Junior uses a Petrol MHEV producing 107kW and 230Nm of torque, sent through a dct to a FWD layout. It covers the 0-100km/h sprint in 8.9 seconds.

The MG MG4 Urban responds with a Electric making 110kW and 250Nm, paired to a single speed driving the front wheels. It gets to 100km/h in 9.6 seconds.

The MG MG4 Urban has the clear power advantage at 110kW vs 107kW. In the real-world sprint, the Alfa Romeo Junior is 0.7s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.

Space & Comfort

The Alfa Romeo Junior measures 4,170mm long on a 2,560mm wheelbase, 225mm shorter than the MG MG4 Urban at 4,395mm (2,750mm wheelbase). The longer wheelbase on the MG MG4 Urban generally means more rear legroom.

Boot space is 270L in the Alfa Romeo Junior and 577L in the MG MG4 Urban, giving the MG MG4 Urban a 307L advantage.

For towing, the Alfa Romeo Junior leads with a 1,200kg braked capacity vs 500kg. That 700kg difference matters if you regularly hitch up.

Turning Circle

Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.

10.5m to 10.8m

MG MG4 Urban Comfort Standard Range
10.5mTighter
Best
Alfa Romeo Junior Ibrida
10.8m
Worst
Alfa Romeo Junior
10.8m · Good

Based on 10.8m turning circle:

  • U-turn on standard street (7m+ wide)
  • Standard parking bay
  • Tight carparks
  • Narrow laneways
MG MG4 Urban
10.5m · Good

Based on 10.5m turning circle:

  • U-turn on standard street (7m+ wide)
  • Standard parking bay
  • Tight carparks
  • Narrow laneways

Turning circle ratings

Under 10m, Excellent
10 to 11m, Good
11 to 12m, Average
Over 12m, Large

True Cost to Own

Running cost data is not yet available for both models. We will update when figures are confirmed.

Warranty: 5 years / 150,000km (Alfa Romeo Junior) vs 10 years / 250,000km (MG MG4 Urban). The MG MG4 Urban has longer coverage.

Who Should Buy Which?

Buy the Alfa Romeo Junior if: You need stronger towing, or prefer Alfa Romeo's approach to design and ownership experience.

Buy the MG MG4 Urban if: You want the lower entry price, prioritise performance, need more boot space, value a longer warranty, or prefer MG's approach to design and ownership experience.

The Verdict

The MG MG4 Urban takes 4 of 6 key spec categories and comes in at a lower price. If boot space matters, the MG MG4 Urban has a clear edge. The MG MG4 Urban adds peace of mind with a longer 10-year warranty. The best pick depends on what you value most. Explore the full specs for each model below.

Common questions

Which is cheapest, Alfa Romeo Junior and MG MG4 Urban?

The MG MG4 Urban is the cheapest at $31,990 before on-road costs. That undercuts the Alfa Romeo Junior by $13,910.

Which is the most fuel-efficient?

The Alfa Romeo Junior uses the least fuel at 4.1L/100km on the combined cycle.

Which is safest?

They are evenly matched — Alfa Romeo Junior and MG MG4 Urban all hold a 5-star ANCAP rating. Compare the active-safety features above to separate them.

Which has the most boot space?

The MG MG4 Urban has the largest boot at 577L.

Which can tow the most?

The Alfa Romeo Junior has the highest braked towing capacity at 1,200kg.

Which has the best warranty?

The MG MG4 Urban has the longest warranty at 10 years / 250k km.

Which is the most powerful?

The MG MG4 Urban makes the most power at 110kW. The Alfa Romeo Junior is quickest to 100km/h in 8.9s.

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Disclaimer: All information in this comparison was believed to be correct at the time of publishing (20 April 2026). Prices are manufacturer recommended retail prices (RRP) and may vary by state, dealer, and options. Driveaway costs include estimated on-road costs for Victoria. Fuel economy figures are WLTP/ADR combined cycle. Specifications can change without notice. Always verify with the manufacturer before making a purchase decision. CarSorted does not accept payment for recommendations.

Auto-generated from CarSorted's specification data · 20 April 2026

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