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Size comparison · drawn to scale

Alfa Romeo Junior I vs Citroen C4 Cactus I: size comparison

  • Length Junior I 13 mm0.5 in longer
  • Width Junior I 51 mm2 in wider
  • Height Junior I 19 mm0.7 in taller
  • Boot Junior I 57 L2.0 cu ft more

Car 1 blue, solid outline

Junior I Alfa Romeo · 2024–present · SUV Junior I 4,170 × 1,780 × 1,500 mm13 ft 8 in × 5 ft 10 in × 4 ft 11 in Change

Car 2 coral, dashed outline

C4 Cactus I Citroen · 2014–2024 · SUV C4 Cactus I 4,157 × 1,729 × 1,481 mm13 ft 8 in × 5 ft 8 in × 4 ft 10 in Change
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  • Car 1, blue, solid outline: Junior I
  • Car 2, coral, dashed outline: C4 Cactus I
0 m1 m2 m3 m4 m5 m1 m0 ft1 ft2 ft3 ft4 ft5 ft6 ft7 ft8 ft9 ft10 ft11 ft12 ft13 ft14 ft15 ft16 ft17 ft18 ft1 ft2 ft3 ft4 ftWheelbase 2,550 mmWheelbase 8 ft 4 inLength 4,170 mmLength 13 ft 8 in1,500 mm4 ft 11 inWheelbase 2,595 mmWheelbase 8 ft 6 inLength 4,157 mmLength 13 ft 8 in1,481 mm4 ft 10 in

Scale about 1:20 on a desktop screen · grid 500 mm1 ft · in Overlay both cars start at the front bumper Side view: dashed lines mark the axles

Dimensions and difference

The Junior I is 13 mm0.5 in longer, 51 mm2 in wider and 19 mm0.7 in taller than the C4 Cactus I. Its wheelbase is 45 mm2 in shorter.

DimensionJunior IC4 Cactus IDifference, car 1 vs car 2
Length4,170 mm13 ft 8 in13 ft 8 in4,170 mm4,157 mm13 ft 8 in13 ft 8 in4,157 mm +13 mm+0.5 in +0.3%
Width1,780 mm5 ft 10 in5 ft 10 in1,780 mm1,729 mm5 ft 8 in5 ft 8 in1,729 mm +51 mm+2 in +2.9%
Height1,500 mm4 ft 11 in4 ft 11 in1,500 mm1,481 mm4 ft 10 in4 ft 10 in1,481 mm +19 mm+0.7 in +1.3%
Wheelbase2,550 mm8 ft 4 in8 ft 4 in2,550 mm2,595 mm8 ft 6 in8 ft 6 in2,595 mm −45 mm−2 in −1.7%
Footprint7.42 m²79.9 sq ft79.9 sq ft7.42 m²7.19 m²77.4 sq ft77.4 sq ft7.19 m² +0.24 m²+2.5 sq ft +3.3%
Boot415 L14.7 cu ft14.7 cu ft415 L358 L12.6 cu ft12.6 cu ft358 L +57 L+2.0 cu ft +15.9%
Kerb weightNot in our catalog yet1,040–1,165 kg2,293–2,568 lb2,293–2,568 lb1,040–1,165 kg -

Width without mirrors. Figures come from the catalog version pages; the drawing uses the same numbers. Body outlines are generic for the body type - proportions are exact, styling is not. Weight difference compares the lightest versions.

Garage and parking

A typical single garage is about 5.5 × 3.0 m18 ft 1 in × 9 ft 10 in inside; a parking bay about 5.0 × 2.5 m16 ft 5 in × 8 ft 2 in. Room to open a door: about 600 mm2 ft each side.

Junior I

Single garage
Fits 1,330 mm4 ft 4 in to spare in length, 610 mm2 ft 0 in each side
Parking bay
Tight 830 mm2 ft 9 in to spare in length, 360 mm1 ft 2 in each side

C4 Cactus I

Single garage
Fits 1,343 mm4 ft 5 in to spare in length, 636 mm2 ft 1 in each side
Parking bay
Tight 843 mm2 ft 9 in to spare in length, 386 mm1 ft 3 in each side

Check your own garage with these cars

Frequently asked questions

Which is bigger, the Alfa Romeo Junior I or the Citroen C4 Cactus I?

The Alfa Romeo Junior I is the bigger car by footprint (length × width). The Junior I is 13 mm longer, 51 mm wider and 19 mm taller than the C4 Cactus I. Its wheelbase is 45 mm shorter.

Will the Alfa Romeo Junior I and the Citroen C4 Cactus I fit in a standard garage?

In a typical single garage of 5.5 × 3.0 m inside: The Alfa Romeo Junior I fits with room to open the doors (1,330 mm to spare in length, 610 mm each side). The Citroen C4 Cactus I fits with room to open the doors (1,343 mm to spare in length, 636 mm each side). Widths are without mirrors; check your own garage with our garage checker.

Which has the bigger boot?

The Alfa Romeo Junior I: 415 L against 358 L in the Citroen C4 Cactus I (seats up, as quoted by the maker).