| # | Population | Country | Urban Area | % Correct |
|---|---|---|---|---|
| 8 | 5,345,763 | Spain | Barcelona | 99%
|
| 3 | 15,172,700 | Argentina | Buenos Aires | 99%
|
| 1 | 20,738,738 | China | Beijing | 98%
|
| 10 | 4,679,500 | Germany | Berlin | 98%
|
| 5 | 10,544,590 | Colombia | Bogotá | 98%
|
| 2 | 18,601,400 | Thailand | Bangkok | 97%
|
| 16 | 3,083,783 | United Kingdom | Birmingham | 97%
|
| 11 | 4,382,009 | United States | Boston | 97%
|
| 25 | 2,338,157 | Belgium | Brussels | 97%
|
| 23 | 2,348,982 | Romania | Bucharest | 97%
|
| 17 | 2,987,238 | Hungary | Budapest | 97%
|
| 7 | 7,763,987 | Iraq | Baghdad | 96%
|
| 14 | 3,911,726 | Brazil | Brasília | 96%
|
| 33 | 1,612,587 | Serbia | Belgrade | 94%
|
| 19 | 2,622,585 | Australia | Brisbane | 94%
|
| 15 | 3,455,765 | Azerbaijan | Baku | 92%
|
| 29 | 2,165,018 | Lebanon | Beirut | 91%
|
| 24 | 2,343,554 | United States | Baltimore | 86%
|
| 13 | 4,227,569 | Mali | Bamako | 86%
|
| 4 | 14,253,019 | India | Bengaluru | 86%
|
| 12 | 4,307,985 | South Korea | Busan | 85%
|
| 18 | 2,756,694 | Congo (Rep.) | Brazzaville | 84%
|
| 9 | 5,177,597 | Brazil | Belo Horizonte | 83%
|
| 40 | 1,317,335 | Kyrgyzstan | Bishkek | 80%
|
| 43 | 1,274,128 | United Kingdom | Bristol | 80%
|
| 37 | 1,425,276 | C. A. R. | Bangui | 72%
|
| 6 | 9,746,835 | Indonesia | Bandung | 66%
|
| 26 | 2,275,578 | Colombia | Barranquilla | 66%
|
| 27 | 2,234,080 | Brazil | Belém | 66%
|
| 45 | 1,207,250 | Libya | Benghazi | 60%
|
| 28 | 2,233,377 | Iraq | Basra | 56%
|
| 22 | 2,351,729 | Turkey | Bursa | 54%
|
| 31 | 1,694,403 | D.R. Congo | Beni | 45%
|
| 30 | 1,798,446 | Nigeria | Benin City | 43%
|
| 20 | 2,510,773 | India | Bhopal | 43%
|
| 48 | 1,163,522 | Colombia | Bucaramanga | 27%
|
| 42 | 1,289,100 | Venezuela | Barquisimeto | 26%
|
| 38 | 1,370,879 | India | Bhilai | 26%
|
| 21 | 2,381,774 | China | Baotou | 20%
|
| 36 | 1,426,926 | Indonesia | Bandar Lampung | 18%
|
| 41 | 1,292,552 | Indonesia | Batam | 18%
|
| 35 | 1,437,559 | China | Baoding | 17%
|
| 44 | 1,221,586 | India | Bhubaneswar | 17%
|
| 46 | 1,190,000 | D.R. Congo | Bukavu | 16%
|
| 32 | 1,684,899 | India | Bareilly | 12%
|
| 47 | 1,173,593 | China | Bengbu | 12%
|
| 39 | 1,368,940 | Indonesia | Banjarmasin | 11%
|
| 49 | 1,161,107 | China | Baoji | 10%
|
| 50 | 1,139,580 | India | Begusarai | 4%
|
| 34 | 1,598,923 | India | Berhampore | 4%
|