Portugal vs Vietnam

Vietnam is 3.6 times larger than Portugal. Portugal would fit into Vietnam about 3.6 times.

PortugalVietnamPortugal moved onto Vietnam · Equal-area projection
0.28×
Portugal is 0.28× the area of Vietnam. Put the other way, Vietnam is 3.6× the size of Portugal.
PortugalVietnam
Area92,225 km²331,690 km²
Population10,804,871101,598,527
Density117 / km²306 / km²
CapitalLisbonHanoi
RegionSouthern EuropeSouth-Eastern Asia
CoastlineHas a coastHas a coast
Neighbours13

Why the map you grew up with disagrees

On a Mercator map, area grows with distance from the equator. Portugal sits at about 40°N and is stretched to 1.68× its true area; Vietnam at 17° N is stretched to 1.09×. That difference is why Portugal looks so much bigger than it is next to Vietnam. The figure above uses the Equal Earth projection, where every square kilometre is drawn the same size.

Questions about this pair

Is Portugal bigger than Vietnam?
No. Portugal is 3.6 times smaller than Vietnam. Portugal covers 92,225 km² and Vietnam covers 331,690 km².
How many times does Portugal fit into Vietnam?
About 3.6 times: Vietnam has 3.6× the area of Portugal.
Why do Portugal and Vietnam look different on Google Maps?
Web maps use the Mercator projection, which stretches area with distance from the equator. Portugal is drawn about 1.68× its true area there and Vietnam about 1.09×. That is why Portugal looks so much bigger than it really is next to Vietnam. Kartavera uses Equal Earth, where every square kilometre is drawn the same size.
Which has more people, Portugal or Vietnam?
Vietnam: 101,598,527 people against 10,804,871. Density: Portugal 117 per km², Vietnam 306 per km².