Chagos Islands vs Guam

Guam is 9.07 times larger than Chagos Islands. Chagos Islands would fit into Guam about 9.1 times.

Chagos IslandsGuamChagos Islands moved onto Guam · Equal-area projection
0.11×
Chagos Islands is 0.11× the area of Guam. Put the other way, Guam is 9.07× the size of Chagos Islands.
Chagos IslandsGuam
Area60 km²544 km²
Population3,000168,999
Density50 / km²311 / km²
CapitalDiego GarciaAgana
RegionSeven seas (open ocean)Micronesia
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. Chagos Islands sits at about 7°S and is stretched to 1.02× its true area; Guam at 13° 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 Chagos Islands bigger than Guam?
No. Chagos Islands is 9.07 times smaller than Guam. Chagos Islands covers 60 km² and Guam covers 544 km².
How many times does Chagos Islands fit into Guam?
About 9.1 times: Guam has 9.07× the area of Chagos Islands.
Why do Chagos Islands and Guam look different on Google Maps?
Web maps use the Mercator projection, which stretches area with distance from the equator. Chagos Islands is drawn about 1.02× its true area there and Guam 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, Chagos Islands or Guam?
Guam: 168,999 people against 3,000. Density: Chagos Islands 50 per km², Guam 311 per km².