Heard and McDonald Islands vs Saint Helena

Saint Helena is 7% larger than Heard and McDonald Islands.

Heard and McDonald IslandsSaint HelenaHeard and McDonald Islands moved onto Saint Helena · Equal-area projection
0.93×
Heard and McDonald Islands is 0.93× the area of Saint Helena. Put the other way, Saint Helena is 1.07× the size of Heard and McDonald Islands.
Heard and McDonald IslandsSaint Helena
Area368 km²394 km²
Population5,633
Density14 / km²
CapitalJamestown
RegionSeven seas (open ocean)Western Africa
CoastlineHas a coastHas a coast
Neighbours00

Why the map you grew up with disagrees

On a Mercator map, area grows with distance from the equator. Heard and McDonald Islands sits at about 53°S and is stretched to 2.77× its true area; Saint Helena at 12° S is stretched to 1.05×. That difference is why Heard and McDonald Islands looks so much bigger than it is next to Saint Helena. The figure above uses the Equal Earth projection, where every square kilometre is drawn the same size.

Questions about this pair

Is Heard and McDonald Islands bigger than Saint Helena?
No. Heard and McDonald Islands is 7% smaller than Saint Helena. Heard and McDonald Islands covers 368 km² and Saint Helena covers 394 km².
How many times does Heard and McDonald Islands fit into Saint Helena?
About 1.1 times: Saint Helena has 1.07× the area of Heard and McDonald Islands.
Why do Heard and McDonald Islands and Saint Helena look different on Google Maps?
Web maps use the Mercator projection, which stretches area with distance from the equator. Heard and McDonald Islands is drawn about 2.77× its true area there and Saint Helena about 1.05×. That is why Heard and McDonald Islands looks so much bigger than it really is next to Saint Helena. Kartavera uses Equal Earth, where every square kilometre is drawn the same size.