Guinea-Bissau vs Senegal

Senegal is 5.45 times larger than Guinea-Bissau. Guinea-Bissau would fit into Senegal about 5.4 times.

Guinea-BissauSenegalGuinea-Bissau moved onto Senegal · Equal-area projection
0.18×
Guinea-Bissau is 0.18× the area of Senegal. Put the other way, Senegal is 5.45× the size of Guinea-Bissau.
Guinea-BissauSenegal
Area36,125 km²196,722 km²
Population2,249,51518,931,966
Density62 / km²96 / km²
CapitalBissauDakar
RegionWestern AfricaWestern Africa
CoastlineHas a coastHas a coast
Neighbours25

Why the map you grew up with disagrees

On a Mercator map, area grows with distance from the equator. Guinea-Bissau sits at about 12°N and is stretched to 1.05× its true area; Senegal at 14° N is stretched to 1.07×. 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 Guinea-Bissau bigger than Senegal?
No. Guinea-Bissau is 5.45 times smaller than Senegal. Guinea-Bissau covers 36,125 km² and Senegal covers 196,722 km².
How many times does Guinea-Bissau fit into Senegal?
About 5.4 times: Senegal has 5.45× the area of Guinea-Bissau.
Why do Guinea-Bissau and Senegal look different on Google Maps?
Web maps use the Mercator projection, which stretches area with distance from the equator. Guinea-Bissau is drawn about 1.05× its true area there and Senegal about 1.07×. 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, Guinea-Bissau or Senegal?
Senegal: 18,931,966 people against 2,249,515. Density: Guinea-Bissau 62 per km², Senegal 96 per km².