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Size comparison · drawn to scale

Ford Mustang Mach-E CX727 vs Hummer H3 GMT345: size comparison

  • Length About the same length
  • Width H3 GMT345 291 mm11 in wider
  • Height H3 GMT345 274 mm11 in taller

Car 1 blue, solid outline

Mustang Mach-E CX727 Ford · 2020–present · SUV Mustang Mach-E CX727 4,739 × 1,881 × 1,621 mm15 ft 7 in × 6 ft 2 in × 5 ft 4 in Change

Car 2 coral, dashed outline

H3 GMT345 Hummer · 2005–2010 · SUV H3 GMT345 4,742 × 2,172 × 1,895 mm15 ft 7 in × 7 ft 2 in × 6 ft 3 in Change
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  • Car 1, blue, solid outline: Mustang Mach-E CX727
  • Car 2, coral, dashed outline: H3 GMT345
0 m1 m2 m3 m4 m5 m6 m7 m1 m0 ft1 ft2 ft3 ft4 ft5 ft6 ft7 ft8 ft9 ft10 ft11 ft12 ft13 ft14 ft15 ft16 ft17 ft18 ft19 ft20 ft21 ft22 ft23 ft1 ft2 ft3 ft4 ft5 ft6 ftWheelbase 2,984 mmWheelbase 9 ft 9 inLength 4,739 mmLength 15 ft 7 in1,621 mm5 ft 4 inWheelbase 2,842 mmWheelbase 9 ft 4 inLength 4,742 mmLength 15 ft 7 in1,895 mm6 ft 3 in

Scale about 1:25 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 Mustang Mach-E CX727 is 3 mm0.1 in shorter, 291 mm11 in narrower and 274 mm11 in lower than the H3 GMT345. Its wheelbase is 142 mm6 in longer.

DimensionMustang Mach-E CX727H3 GMT345Difference, car 1 vs car 2
Length4,739 mm15 ft 7 in15 ft 7 in4,739 mm4,742 mm15 ft 7 in15 ft 7 in4,742 mm −3 mm−0.1 in −0.1%
Width1,881 mm6 ft 2 in6 ft 2 in1,881 mm2,172 mm7 ft 2 in7 ft 2 in2,172 mm −291 mm−11 in −13.4%
Height1,621 mm5 ft 4 in5 ft 4 in1,621 mm1,895 mm6 ft 3 in6 ft 3 in1,895 mm −274 mm−11 in −14.5%
Wheelbase2,984 mm9 ft 9 in9 ft 9 in2,984 mm2,842 mm9 ft 4 in9 ft 4 in2,842 mm +142 mm+6 in +5.0%
Footprint8.91 m²96.0 sq ft96.0 sq ft8.91 m²10.30 m²110.9 sq ft110.9 sq ft10.30 m² −1.39 m²−14.9 sq ft −13.5%
Kerb weightNot in our catalog yet2,130 kg4,696 lb4,696 lb2,130 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.

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.

Mustang Mach-E CX727

Single garage
Tight 761 mm2 ft 6 in to spare in length, 560 mm1 ft 10 in each side
Parking bay
Tight 261 mm10 in to spare in length, 310 mm1 ft 0 in each side

H3 GMT345

Single garage
Tight 758 mm2 ft 6 in to spare in length, 414 mm1 ft 4 in each side
Parking bay
Tight 258 mm10 in to spare in length, 164 mm6 in each side

Check your own garage with these cars

Frequently asked questions

Which is bigger, the Ford Mustang Mach-E CX727 or the Hummer H3 GMT345?

The Hummer H3 GMT345 is the bigger car by footprint (length × width). The Mustang Mach-E CX727 is 3 mm shorter, 291 mm narrower and 274 mm lower than the H3 GMT345. Its wheelbase is 142 mm longer.

Will the Ford Mustang Mach-E CX727 and the Hummer H3 GMT345 fit in a standard garage?

In a typical single garage of 5.5 × 3.0 m inside: The Ford Mustang Mach-E CX727 fits, but it is tight to get out (761 mm to spare in length, 560 mm each side). The Hummer H3 GMT345 fits, but it is tight to get out (758 mm to spare in length, 414 mm each side). Widths are without mirrors; check your own garage with our garage checker.