Niue vs Saint Lucia

Saint Lucia is 2.37 times larger than Niue. Niue would fit into Saint Lucia about 2.4 times.

NiueSaint LuciaNiue moved onto Saint Lucia · Equal-area projection
0.42×
Niue is 0.42× the area of Saint Lucia. Put the other way, Saint Lucia is 2.37× the size of Niue.
NiueSaint Lucia
Area260 km²617 km²
Population1,821180,149
Density7.0 / km²292 / km²
CapitalAlofiCastries
RegionPolynesiaCaribbean
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. Niue sits at about 19°S 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 Niue bigger than Saint Lucia?
No. Niue is 2.37 times smaller than Saint Lucia. Niue covers 260 km² and Saint Lucia covers 617 km².
How many times does Niue fit into Saint Lucia?
About 2.4 times: Saint Lucia has 2.37× the area of Niue.
Why do Niue and Saint Lucia look different on Google Maps?
Web maps use the Mercator projection, which stretches area with distance from the equator. Niue 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, Niue or Saint Lucia?
Saint Lucia: 180,149 people against 1,821. Density: Niue 7.0 per km², Saint Lucia 292 per km².