Best Third Passport for multi-citizens of the United States, Singapore

Total ScoreNameEase of travelCountriesTerritoryPopulationHDIDual Citizenship
1070the United Kingdom+27.48%+5+7%+30%0.909Yes
1025Hong Kong+5.23%+6+26%+6%0.917No
998Jamaica+5.67%+2+22%+3%0.73Yes
977Andorra+2.73%+2+22%+3%0.858No
972South Korea+2.29%+3+26%+31%0.901Yes
955the United Arab Emirates+10.47%+11+29%+6%0.84No
955Costa Rica+2.73%+2+22%+3%0.776Yes
936South Africa+3.71%+3+22%+3%0.666Yes
935Qatar+7.52%+6+25%+5%0.856No
924Denmark+10.91%+1+1%+0%0.925No
919Belize+4.69%+2+22%+3%0.706Yes
919Uruguay+2.62%+2+22%+3%0.795Yes
906Seychelles+4.58%+3+24%+4%0.782No
906Argentina+2.73%+2+22%+3%0.827Yes
902Mauritius+3.82%+3+21%+3%0.781No
879Norway+10.47%+1+1%+0%0.949No
876Austria+10.91%+1+1%+0%0.893No
867Botswana+3.49%+3+21%+3%0.698No
861Switzerland+10.47%+1+1%+0%0.939Yes
861the Czech Republic+10.91%+1+1%+0%0.878No
857Samoa+2.73%+2+21%+3%0.704Yes
849Chile+1.96%+1+21%+3%0.847Yes
845the Maldives+4.47%+4+26%+31%0.701Yes
844Luxembourg+10.91%+1+1%+0%0.898Yes
839Namibia+2.29%+2+21%+3%0.64Yes
837Germany+10.91%+1+1%+0%0.926No
835Brazil+4.69%+2+22%+3%0.754Yes
831the Netherlands+10.91%+1+1%+0%0.924No
830Latvia+10.91%+1+1%+0%0.83Yes
827Estonia+10.91%+1+1%+0%0.865No
826Israel+2.29%+2+21%+3%0.899Yes
825Armenia+1.85%+2+23%+4%0.743Yes
823Finland+10.91%+1+1%+0%0.895Yes
822Liechtenstein+10.8%+1+1%+0%0.912No
821Japan+1.74%+2+5%+28%0.903No
806Belgium+10.69%+1+1%+0%0.896Yes
803Bolivia+3.49%+3+24%+5%0.674No
797France+10.91%+1+1%+0%0.897Yes
797Cyprus+10.25%+1+1%+0%0.856Yes
796Russia+4.47%+3+22%+3%0.804Yes
795Sweden+10.91%+1+1%+0%0.913Yes
794Venezuela+2.94%+3+24%+5%0.767No
787Portugal+10.91%+1+1%+0%0.843Yes
781Fiji+2.4%+2+21%+3%0.736No
774Mauritania+5.67%+7+7%+2%0.513No
766Ghana+5.89%+4+3%+1%0.579Yes
763Slovakia+10.91%+1+1%+0%0.845No
761Iceland+10.03%+1+1%+0%0.921Yes
756the Republic of Ireland+8.29%+1+1%+0%0.923Yes
751Kuwait+6.87%+4+3%+1%0.8No
750Burkina Faso+6.32%+6+4%+1%0.402Yes
749Trinidad and Tobago+4.58%+1+1%+0%0.78Yes
747Ecuador+2.29%+2+22%+3%0.739Yes
742Spain+10.91%+1+1%+0%0.884Yes
742Tunisia+5.45%+6+8%+2%0.725Yes
740Nicaragua+1.96%+2+22%+3%0.645No
739Colombia+2.73%+2+22%+3%0.727Yes
737Bhutan+2.62%+2+4%+27%0.607No
735Malaysia+3.27%+5+9%+4%0.789No
735Senegal+6.32%+6+4%+1%0.494Yes
734Poland+10.91%+1+1%+0%0.855Yes
728Australia+1.53%+1+1%+0%0.939Yes
721Oman+6.87%+4+2%+2%0.796No
720Antigua and Barbuda+4.58%+2+22%+3%0.786Yes
718Greece+10.91%+1+1%+0%0.866Yes
717El Salvador+1.74%+1+21%+3%0.68Yes
714Slovenia+10.91%+1+1%+0%0.89Yes
714Guyana+3.49%+1+21%+3%0.638No
713Paraguay+2.73%+2+22%+3%0.693Yes
709Kenya+3.93%+5+4%+3%0.555Yes
709Niger+6.32%+6+4%+1%0.353Yes
708Italy+10.91%+1+1%+0%0.887Yes
707Saint Kitts and Nevis+5.56%+2+22%+3%0.765Yes
706Malta+10.47%+1+1%+0%0.856Yes
706Belarus+2.84%+2+22%+3%0.796No
701Lithuania+10.91%+1+1%+0%0.848No
699Azerbaijan+2.29%+2+23%+4%0.759No
699Benin+5.89%+6+4%+1%0.485Yes
696Croatia+10.91%+1+1%+0%0.827Yes
694Peru+2.07%+1+21%+3%0.74Yes
684Saint Vincent and the Grenadines+5.13%+2+22%+3%0.722Yes
682Ivory Coast+6.76%+6+4%+1%0.474Yes
677Grenada+5.02%+2+22%+3%0.754Yes
673Romania+10.47%+1+1%+0%0.802Yes
672Togo+5.89%+6+4%+1%0.487Yes
671Moldova+1.53%+1+21%+3%0.699Yes
671Serbia+1.64%+1+21%+3%0.776Yes
671Algeria+4.47%+5+5%+2%0.745No
670Panama+1.64%+1+21%+3%0.788Yes
669Mali+7.42%+7+8%+2%0.442Yes
668Turkey+3.6%+4+7%+3%0.767Yes
668the Dominican Republic+1.2%+1+21%+3%0.722Yes
654Hungary+10.91%+1+1%+0%0.836Yes
650Nigeria+6.22%+6+5%+1%0.527Yes
647Cape Verde+6.0%+5+24%+4%0.0Yes
645Dominica+4.58%+2+22%+3%0.726Yes
640New Zealand+1.42%+1+1%+0%0.915Yes
640Montenegro+1.64%+1+21%+3%0.807No
634Mongolia+1.2%+1+21%+3%0.735No
632Morocco+4.47%+6+6%+2%0.647Yes
631Sierra Leone+5.89%+4+3%+1%0.42Yes
627Lebanon+2.62%+2+2%+2%0.763Yes
623Nepal+1.85%+1+4%+27%0.558No
616India+2.4%+2+4%+27%0.624No
608Macau+3.93%+3+24%+5%0.0No
607Guinea+6.0%+4+3%+1%0.414No
602Georgia (country)+1.64%+1+2%+1%0.769N/A
602Liberia+5.45%+4+3%+1%0.427No
601Gabon+4.14%+4+2%+1%0.697Yes
598Ukraine+1.74%+1+21%+3%0.743No
597Chad+5.45%+6+5%+1%0.396N/A
596Thailand+1.31%+2+21%+3%0.74No
588Bulgaria+10.47%+1+1%+0%0.794No
581Kyrgyzstan+1.74%+1+21%+3%0.664No
573Cameroon+4.8%+5+3%+1%0.518No
564Suriname+3.49%+1+21%+3%0.725No
562Jordan+3.49%+3+3%+1%0.741N/A
559Honduras+2.29%+1+21%+3%0.625No
553Kazakhstan+1.64%+1+21%+3%0.794No
552Palau+1.31%+2+21%+3%0.788No
545the Gambia+6.32%+4+3%+1%0.452Yes
538Bosnia and Herzegovina+1.74%+1+21%+3%0.75N/A
533Brunei+1.09%+1+21%+3%0.865No
533Guatemala+1.31%+1+21%+3%0.64Yes
532Libya+3.05%+3+5%+1%0.716No
529Saudi Arabia+6.0%+3+0%+1%0.847No
527Iran+2.4%+2+3%+2%0.774No
524Uzbekistan+1.74%+1+21%+3%0.701No
523Bahrain+6.0%+3+0%+1%0.824No
522Tajikistan+1.74%+1+21%+3%0.627N/A
519Egypt+2.94%+3+2%+2%0.691Yes
518the Central African Republic+3.71%+4+2%+1%0.352Yes
506Nauru+2.84%+2+21%+3%0.0No
504the Republic of Macedonia+1.09%+1+21%+3%0.748No
501Rwanda+4.14%+6+4%+1%0.498Yes
501Indonesia+2.18%+2+2%+1%0.689No
497Cuba+1.09%+1+21%+3%0.775No
497Barbados+5.45%+1+1%+0%0.795Yes
487Tanzania+3.82%+3+0%+0%0.531No
485Canada+0.76%+0+0%+0%0.92Yes
479Vanuatu+1.53%+2+21%+3%0.597Yes
456the United States+0.0%+0+0%+0%0.92Yes
454Equatorial Guinea+3.71%+4+2%+1%0.592No
452Papua New Guinea+1.96%+2+0%+0%0.516No
448the Republic of the Congo+4.47%+5+2%+1%0.592No
445Ethiopia+2.18%+3+1%+2%0.448No
435Guinea-Bissau+5.45%+4+3%+1%0.0No
431Laos+1.42%+1+21%+3%0.586No
429Sudan+2.84%+4+2%+1%0.49Yes
429Mexico+1.96%+1+1%+0%0.762Yes
429Yemen+2.62%+3+3%+1%0.482No
424Uganda+3.49%+3+1%+0%0.493Yes
422Tonga+1.74%+1+0%+0%0.721Yes
417Syria+2.18%+3+2%+2%0.536Yes
417Saint Lucia+4.03%+1+1%+0%0.735N/A
405Palestine+2.18%+1+1%+0%0.684N/A
399Lesotho+2.18%+1+0%+0%0.497Yes
399Malawi+2.62%+1+0%+0%0.476No
391Djibouti+2.51%+2+1%+2%0.473Yes
383Madagascar+1.74%+1+0%+0%0.512No
379Iraq+1.74%+1+2%+1%0.649No
361Zambia+2.62%+1+0%+0%0.579Yes
359China+1.09%+1+2%+1%0.738No
343Albania+0.55%+0+0%+0%0.764Yes
342Sri Lanka+1.09%+1+1%+0%0.766Yes
336Taiwan+1.2%+1+0%+0%0.0No
327Zimbabwe+2.84%+2+0%+0%0.516No
319South Sudan+2.84%+2+0%+0%0.418N/A
302Mozambique+2.18%+1+0%+0%0.418Yes
294the Democratic Republic of the Congo+2.84%+2+0%+0%0.435N/A
291Burundi+3.05%+3+0%+0%0.404Yes
284Afghanistan+1.31%+1+0%+0%0.479No
283Angola+2.18%+1+0%+0%0.533Yes
258Singapore+0.0%+0+0%+0%0.925No
243Swaziland+2.18%+1+0%+0%0.541No
234Bangladesh+1.64%+1+0%+0%0.579Yes
209São Tomé and Príncipe+1.74%+1+0%+0%0.574Yes
208the Philippines+1.42%+0+0%+0%0.682Yes
196Eritrea+1.96%+2+0%+0%0.42No
193the Comoros+2.18%+1+0%+0%0.497N/A
188the Bahamas+1.96%+0+0%+0%0.792No
187East Timor+1.09%+0+0%+0%0.0N/A
183San Marino+2.07%+1+1%+0%0.0No
180Somalia+1.74%+1+0%+0%0.0N/A
177Turkmenistan+1.31%+1+0%+0%0.691No
166Cambodia+0.76%+0+0%+0%0.563Yes
138the Solomon Islands+1.74%+1+0%+0%0.515No
137North Korea+1.31%+1+0%+0%0.0No
137Pakistan+0.33%+0+0%+0%0.55No
136Haiti+1.85%+1+0%+0%0.493No
126Micronesia+0.87%+1+0%+0%0.638No
111Vietnam+0.65%+0+0%+0%0.683No
86Tuvalu+1.74%+1+0%+0%0.0Yes
86the Marshall Islands+0.65%+1+0%+0%0.0N/A
77Kiribati+1.42%+0+0%+0%0.588No
60Vatican City+1.53%+0+0%+0%0.0Yes
48Myanmar+0.76%+0+0%+0%0.556No