Size comparison · drawn to scale
Opel Astra L vs Infiniti Q30 H15: size comparison
- Length Q30 H15 51 mm2 in longer
- Width Astra L 55 mm2 in wider
- Height Q30 H15 54 mm2 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 1:20 on a desktop screen · grid 500 mm1 ft · in Overlay both cars start at the front bumper Side view: dashed lines mark the axles · wheelbase estimated where unknown Front view: width without mirrors Top view: footprint on the road
Dimensions and difference
The Astra L is 51 mm2 in shorter, 55 mm2 in wider and 54 mm2 in lower than the Q30 H15.
| Dimension | Astra L | Q30 H15 | Difference, car 1 vs car 2 |
|---|---|---|---|
| Length | 4,374 mm14 ft 4 in14 ft 4 in4,374 mm | 4,425 mm14 ft 6 in14 ft 6 in4,425 mm | −51 mm−2 in −1.2% |
| Width | 1,860 mm6 ft 1 in6 ft 1 in1,860 mm | 1,805 mm5 ft 11 in5 ft 11 in1,805 mm | +55 mm+2 in +3.0% |
| Height | 1,441 mm4 ft 9 in4 ft 9 in1,441 mm | 1,495 mm4 ft 11 in4 ft 11 in1,495 mm | −54 mm−2 in −3.6% |
| Wheelbase | 2,675 mm8 ft 9 in8 ft 9 in2,675 mm | Not in our catalog yet | - |
| Footprint | 8.14 m²87.6 sq ft87.6 sq ft8.14 m² | 7.99 m²86.0 sq ft86.0 sq ft7.99 m² | +0.15 m²+1.6 sq ft +1.9% |
| Boot | 422 L14.9 cu ft14.9 cu ft422 L | Not in our catalog yet | - |
| Kerb weight | 1,332–1,678 kg2,937–3,699 lb2,937–3,699 lb1,332–1,678 kg | 1,487–1,518 kg3,278–3,347 lb3,278–3,347 lb1,487–1,518 kg | −155 kg−342 lb −10.4% |
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.
Astra L
- Single garage
- Tight 1,126 mm3 ft 8 in to spare in length, 570 mm1 ft 10 in each side
- Parking bay
- Tight 626 mm2 ft 1 in to spare in length, 320 mm1 ft 1 in each side
Q30 H15
- Single garage
- Tight 1,075 mm3 ft 6 in to spare in length, 598 mm2 ft 0 in each side
- Parking bay
- Tight 575 mm1 ft 11 in to spare in length, 348 mm1 ft 2 in each side
Frequently asked questions
Which is bigger, the Opel Astra L or the Infiniti Q30 H15?
The Opel Astra L is the bigger car by footprint (length × width). The Astra L is 51 mm shorter, 55 mm wider and 54 mm lower than the Q30 H15.
Will the Opel Astra L and the Infiniti Q30 H15 fit in a standard garage?
In a typical single garage of 5.5 × 3.0 m inside: The Opel Astra L fits, but it is tight to get out (1,126 mm to spare in length, 570 mm each side). The Infiniti Q30 H15 fits, but it is tight to get out (1,075 mm to spare in length, 598 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.

