Great Pyramid of Giza vs International Space Station: bigger by how much?
The Great Pyramid of Giza measures 138.5 m (454.4 ft) from the ground up, and the International Space Station measures 109 m (357.6 ft) across the solar arrays. That puts the Great Pyramid of Giza at 1.27 times the measured size of the International Space Station: 29.5 m (96.8 ft) of difference, 27%. The two are not judged on the same axis: the Great Pyramid of Giza is quoted as a height and the International Space Station as a width, so the honest statement is one figure against the other, 79% of it, and not one outline against another. The Great Pyramid of Giza and the International Space Station are both written in hundreds of metres, and the 27% between them is the whole of the difference.
| Object | Real size | Axis measured | What the figure covers |
|---|---|---|---|
| Great Pyramid of Giza | 138.5 m 454.4 ft |
Height | Ground to highest point |
| International Space Station | 109 m 357.6 ft |
Width | Whole body or structure, end to end |
Both figures, Great Pyramid of Giza and International Space Station, come from the Size It Up measurement set, one real-world size and one measured axis per object, last checked in September 2026; outline provenance is listed on the sources page.
Why this one is hard to judge by eye
The Great Pyramid of Giza is drawn about 2.11 times as wide as the International Space Station as well as 1.27 times its measured size, so the area it takes in the frame grows faster than the figure anyone quotes. Nothing this size arrives at the eye whole: the Great Pyramid of Giza reaches you as a small angle from wherever you can stand back far enough to see it, and the brain fills the rest in from what it expects, which is how 29.5 m of difference goes unnoticed.
What each figure covers
Great Pyramid of Giza. The height is the original, before the smooth casing stones were stripped away. What stands today is about eight metres shorter than the figure given.
International Space Station. The 109 m is across the solar arrays, the widest part. The pressurised modules people actually live in run about seventy metres, and nothing on board is that long inside.
The Great Pyramid of Giza is quoted as a height and the International Space Station as a width: two conventions, so the ratio compares the two numbers rather than the two objects.
What else is about that size?
Measured the same way, Great Pyramid of Giza at 138.5 m sits within a quarter of Godzilla at 119.8 m, Orthanc at 164.6 m and Saturn V Rocket at 110.6 m. Swapping any of those in for the Great Pyramid of Giza would move its ratio to the International Space Station by less than 25%.