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

Car 2 coral, dashed outline
Change cars
Zoom in to read the measurements - or see the table below.
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 Front view: width without mirrors Top view: footprint on the road
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.
| Dimension | Mustang Mach-E CX727 | H3 GMT345 | Difference, car 1 vs car 2 |
|---|---|---|---|
| Length | 4,739 mm15 ft 7 in15 ft 7 in4,739 mm | 4,742 mm15 ft 7 in15 ft 7 in4,742 mm | −3 mm−0.1 in −0.1% |
| Width | 1,881 mm6 ft 2 in6 ft 2 in1,881 mm | 2,172 mm7 ft 2 in7 ft 2 in2,172 mm | −291 mm−11 in −13.4% |
| Height | 1,621 mm5 ft 4 in5 ft 4 in1,621 mm | 1,895 mm6 ft 3 in6 ft 3 in1,895 mm | −274 mm−11 in −14.5% |
| Wheelbase | 2,984 mm9 ft 9 in9 ft 9 in2,984 mm | 2,842 mm9 ft 4 in9 ft 4 in2,842 mm | +142 mm+6 in +5.0% |
| Footprint | 8.91 m²96.0 sq ft96.0 sq ft8.91 m² | 10.30 m²110.9 sq ft110.9 sq ft10.30 m² | −1.39 m²−14.9 sq ft −13.5% |
| Kerb weight | Not in our catalog yet | 2,130 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
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.
Drawn to one scale
Both cars use the same millimetre grid, so a longer bonnet or a taller roof shows exactly as it is.
Wheels at the real wheelbase
Dashed lines mark the axles. In Overlay both cars start at the front bumper; car 2 has a dashed outline.
Will it fit my garage?
Switch to Top view, or to feet and inches if your garage plan is in feet. Allow about 600 mm (2 ft) for opening the doors.
