Cayman Islands vs Saint Lucia

Saint Lucia is 2.34 times larger than Cayman Islands. Cayman Islands would fit into Saint Lucia about 2.3 times.

Cayman IslandsSaint LuciaCayman Islands moved onto Saint Lucia · Equal-area projection
0.43×
Cayman Islands is 0.43× the area of Saint Lucia. Put the other way, Saint Lucia is 2.34× the size of Cayman Islands.
Cayman IslandsSaint Lucia
Area264 km²617 km²
Population75,844180,149
Density287 / km²292 / km²
CapitalGeorge TownCastries
RegionCaribbeanCaribbean
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. Cayman Islands sits at about 19°N and is stretched to 1.12× its true area; Saint Lucia at 14° N is stretched to 1.06×. Here the two are distorted about the same amount, so Mercator gets this pair roughly right. The figure above uses the Equal Earth projection, where every square kilometre is drawn the same size.

Questions about this pair

Is Cayman Islands bigger than Saint Lucia?
No. Cayman Islands is 2.34 times smaller than Saint Lucia. Cayman Islands covers 264 km² and Saint Lucia covers 617 km².
How many times does Cayman Islands fit into Saint Lucia?
About 2.3 times: Saint Lucia has 2.34× the area of Cayman Islands.
Why do Cayman Islands and Saint Lucia look different on Google Maps?
Web maps use the Mercator projection, which stretches area with distance from the equator. Cayman Islands is drawn about 1.12× its true area there and Saint Lucia about 1.06×. For this pair the distortion is similar, so Mercator gets the comparison roughly right. Kartavera uses Equal Earth, where every square kilometre is drawn the same size.
Which has more people, Cayman Islands or Saint Lucia?
Saint Lucia: 180,149 people against 75,844. Density: Cayman Islands 287 per km², Saint Lucia 292 per km².