Io size comparison: how tall is the Io?
Io: 3,643 km · 2,264 mi tall · 8.93 × 10²² kg
Diameter 3,643 km · 421,700 km from Jupiter · gravity 1.8 m/s² (0.18 g)
Io is 3,643 km · 2,264 mi tall (8.93 × 10²² kg). That is about 2,130,409× the height of an average man (171 cm). Compare it side by side with people, animals, buildings and more on the board above — drag, zoom, switch cm / ft, or export an image.
Io in other units
| Unit | Size |
|---|---|
| Kilometres | 3,643 km |
| Miles | 2,263.7 mi |
| Metres | 3,643,000 m |
| Feet | 11,952,100 ft |
How big is that?
Io measures 3,643 km across. Earth is 12,742 km wide, so Io is about 28.6% of the width of Earth.
What is about the same size as Io?
| Compared with | Size | Difference |
|---|---|---|
| Callisto (Moons) | 4,821 km · 2,996 mi | 1,178 km larger (32.3%) |
| Mars (Sun & planets) | 6,792 km · 4,220 mi | 3,149 km larger (86.4%) |
| Mercury (Sun & planets) | 4,879 km · 3,032 mi | 1,236 km larger (33.9%) |
| Pluto (Dwarf planets) | 2,376 km · 1,476 mi | 1,267 km smaller (34.8%) |
| Eris (Dwarf planets) | 2,326 km · 1,445 mi | 1,317 km smaller (36.2%) |
| Haumea (Dwarf planets) | 1,632 km · 1,014 mi | 2,011 km smaller (55.2%) |
| The Moon (Moons) | 3,475 km · 2,159 mi | 168 km smaller (4.6%) |