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Size comparison · drawn to scale

MG4 II Urban AH4EM vs Opel Astra K: size comparison

  • Length MG4 II Urban AH4EM 25 mm1 in longer
  • Width MG4 II Urban AH4EM 33 mm1 in wider
  • Height MG4 II Urban AH4EM 64 mm3 in taller
  • Boot MG4 II Urban AH4EM 100 L3.5 cu ft more

Car 1 blue, solid outline

MG4 II Urban AH4EM MG · 2025–present · Hatchback MG4 II Urban AH4EM 4,395 × 1,842 × 1,549 mm14 ft 5 in × 6 ft 1 in × 5 ft 1 in Change

Car 2 coral, dashed outline

Astra K Opel · 2015–2021 · Hatchback Astra K 4,370 × 1,809 × 1,485 mm14 ft 4 in × 5 ft 11 in × 4 ft 10 in Change
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  • Car 1, blue, solid outline: MG4 II Urban AH4EM
  • Car 2, coral, dashed outline: Astra K
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 ft19 ft1 ft2 ft3 ft4 ft5 ftWheelbase 2,750 mmWheelbase 9 ft 0 inLength 4,395 mmLength 14 ft 5 in1,549 mm5 ft 1 inWheelbase 2,662 mmWheelbase 8 ft 9 inLength 4,370 mmLength 14 ft 4 in1,485 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 MG4 II Urban AH4EM is 25 mm1 in longer, 33 mm1 in wider and 64 mm3 in taller than the Astra K. Its wheelbase is 88 mm3 in longer.

DimensionMG4 II Urban AH4EMAstra KDifference, car 1 vs car 2
Length4,395 mm14 ft 5 in14 ft 5 in4,395 mm4,370 mm14 ft 4 in14 ft 4 in4,370 mm +25 mm+1 in +0.6%
Width1,842 mm6 ft 1 in6 ft 1 in1,842 mm1,809 mm5 ft 11 in5 ft 11 in1,809 mm +33 mm+1 in +1.8%
Height1,549 mm5 ft 1 in5 ft 1 in1,549 mm1,485 mm4 ft 10 in4 ft 10 in1,485 mm +64 mm+3 in +4.3%
Wheelbase2,750 mm9 ft 0 in9 ft 0 in2,750 mm2,662 mm8 ft 9 in8 ft 9 in2,662 mm +88 mm+3 in +3.3%
Footprint8.10 m²87.1 sq ft87.1 sq ft8.10 m²7.91 m²85.1 sq ft85.1 sq ft7.91 m² +0.19 m²+2.0 sq ft +2.4%
Boot470 L16.6 cu ft16.6 cu ft470 L370 L13.1 cu ft13.1 cu ft370 L +100 L+3.5 cu ft +27.0%
Kerb weight1,520 kg3,351 lb3,351 lb1,520 kg1,244–1,350 kg2,743–2,976 lb2,743–2,976 lb1,244–1,350 kg +276 kg+608 lb +22.2%

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.

MG4 II Urban AH4EM

Single garage
Tight 1,105 mm3 ft 8 in to spare in length, 579 mm1 ft 11 in each side
Parking bay
Tight 605 mm2 ft 0 in to spare in length, 329 mm1 ft 1 in each side

Astra K

Single garage
Tight 1,130 mm3 ft 8 in to spare in length, 596 mm1 ft 11 in each side
Parking bay
Tight 630 mm2 ft 1 in to spare in length, 346 mm1 ft 2 in each side

Check your own garage with these cars

Frequently asked questions

Which is bigger, the MG4 II Urban AH4EM or the Opel Astra K?

The MG4 II Urban AH4EM is the bigger car by footprint (length × width). The MG4 II Urban AH4EM is 25 mm longer, 33 mm wider and 64 mm taller than the Astra K. Its wheelbase is 88 mm longer.

Will the MG4 II Urban AH4EM and the Opel Astra K fit in a standard garage?

In a typical single garage of 5.5 × 3.0 m inside: The MG4 II Urban AH4EM fits, but it is tight to get out (1,105 mm to spare in length, 579 mm each side). The Opel Astra K fits, but it is tight to get out (1,130 mm to spare in length, 596 mm each side). Widths are without mirrors; check your own garage with our garage checker.

Which has the bigger boot?

The MG4 II Urban AH4EM: 470 L against 370 L in the Opel Astra K (seats up, as quoted by the maker).