Size comparison · drawn to scale
Audi Q8 vs Cadillac Lyriq I: size comparison
- Length Lyriq I 19 mm0.7 in longer
- Width Q8 18 mm0.7 in wider
- Height Q8 82 mm3 in taller
- Boot Q8 17 L0.6 cu ft more
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 1:23 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 Q8 is 19 mm0.7 in shorter, 18 mm0.7 in wider and 82 mm3 in taller than the Lyriq I. Its wheelbase is 99 mm4 in shorter.
| Dimension | Q8 | Lyriq I | Difference, car 1 vs car 2 |
|---|---|---|---|
| Length | 4,986 mm16 ft 4 in16 ft 4 in4,986 mm | 5,005 mm16 ft 5 in16 ft 5 in5,005 mm | −19 mm−0.7 in −0.4% |
| Width | 1,995 mm6 ft 7 in6 ft 7 in1,995 mm | 1,977 mm6 ft 6 in6 ft 6 in1,977 mm | +18 mm+0.7 in +0.9% |
| Height | 1,705 mm5 ft 7 in5 ft 7 in1,705 mm | 1,623 mm5 ft 4 in5 ft 4 in1,623 mm | +82 mm+3 in +5.1% |
| Wheelbase | 2,995 mm9 ft 10 in9 ft 10 in2,995 mm | 3,094 mm10 ft 2 in10 ft 2 in3,094 mm | −99 mm−4 in −3.2% |
| Footprint | 9.95 m²107.1 sq ft107.1 sq ft9.95 m² | 9.89 m²106.5 sq ft106.5 sq ft9.89 m² | +0.05 m²+0.6 sq ft +0.5% |
| Boot | 605 L21.4 cu ft21.4 cu ft605 L | 588 L20.8 cu ft20.8 cu ft588 L | +17 L+0.6 cu ft +2.9% |
| Kerb weight | 2,145 kg4,729 lb4,729 lb2,145 kg | 2,774 kg6,116 lb6,116 lb2,774 kg | −629 kg−1,387 lb −22.7% |
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.
Q8
- Single garage
- Tight 514 mm1 ft 8 in to spare in length, 503 mm1 ft 8 in each side
- Parking bay
- Tight 14 mm0.6 in to spare in length, 253 mm10 in each side
Lyriq I
- Single garage
- Tight 495 mm1 ft 7 in to spare in length, 512 mm1 ft 8 in each side
- Parking bay
- Does not fit 5 mm0.2 in too long
Frequently asked questions
Which is bigger, the Audi Q8 or the Cadillac Lyriq I?
The Audi Q8 is the bigger car by footprint (length × width). The Q8 is 19 mm shorter, 18 mm wider and 82 mm taller than the Lyriq I. Its wheelbase is 99 mm shorter.
Will the Audi Q8 and the Cadillac Lyriq I fit in a standard garage?
In a typical single garage of 5.5 × 3.0 m inside: The Audi Q8 fits, but it is tight to get out (514 mm to spare in length, 503 mm each side). The Cadillac Lyriq I fits, but it is tight to get out (495 mm to spare in length, 512 mm each side). Widths are without mirrors; check your own garage with our garage checker.
Which has the bigger boot?
The Audi Q8: 605 L against 588 L in the Cadillac Lyriq I (seats up, as quoted by the maker).
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.

