National cognitive benchmarks across four major datasets
96 of 96 countries
| # | Country ↕ | Avg IQ (IIT) 2025 ↓ | Lynn/Becker 2019 ↕ | ICI Grade ↕ | PISA Score ↕ |
|---|---|---|---|---|---|
| 1 | 🇭🇰Hong Kong | 107.73 | 105.37 | B+ | 556 |
| 2 | 🇰🇷South Korea | 106.97 | 102.35 | A- | 519 |
| 3 | 🇨🇳China | 106.48 | 104.10 | B | 578 |
| 4 | 🇲🇴Macau | 106.32 | — | — | 552 |
| 5 | 🇯🇵Japan | 106.30 | 104.30 | A- | 529 |
| 6 | 🇹🇼Taiwan | 105.80 | 104.60 | B | 547 |
| 7 | 🇮🇷Iran | 104.80 | 84.00 | C- | — |
| 8 | 🇦🇺Australia | 104.45 | 98.99 | A | 494 |
| 9 | 🇷🇺Russia | 103.78 | 96.29 | B | 479 |
| 10 | 🇸🇬Singapore | 103.56 | 103.34 | A | 569 |
| 11 | 🇲🇳Mongolia | 102.61 | — | C- | — |
| 12 | 🇳🇿New Zealand | 102.35 | 98.90 | A- | 494 |
| 13 | 🇻🇳Vietnam | 102.26 | 94.00 | C- | — |
| 14 | 🇪🇸Spain | 102.24 | 97.39 | B | 474 |
| 15 | 🇨🇾Cyprus | 102.12 | 91.00 | C+ | — |
| 16 | 🇨🇦Canada | 102.09 | 99.02 | A | 512 |
| 17 | 🇬🇧United Kingdom | 101.57 | 99.00 | A | 487 |
| 18 | 🇱🇰Sri Lanka | 101.22 | 91.00 | D+ | — |
| 19 | 🇸🇮Slovenia | 101.15 | 96.00 | B+ | 500 |
| 20 | 🇧🇾Belarus | 101.05 | 97.00 | — | — |
| 21 | 🇺🇸United States | 101.04 | 97.43 | A+ | 478 |
| 22 | 🇦🇱Albania | 101.00 | 90.00 | D+ | — |
| 23 | 🇨🇭Switzerland | 100.84 | 101.00 | A | 508 |
| 24 | 🇬🇪Georgia | 100.35 | 94.00 | C | — |
| 25 | 🇮🇹Italy | 100.33 | 96.07 | B | 476 |
| 26 | 🇳🇱Netherlands | 100.27 | 100.74 | A- | 493 |
| 27 | 🇵🇪Peru | 100.20 | 84.00 | C- | 401 |
| 28 | 🇭🇺Hungary | 100.15 | 98.00 | B | 476 |
| 29 | 🇦🇲Armenia | 100.13 | 93.00 | C- | — |
| 30 | 🇫🇷France | 100.12 | 98.07 | A- | 474 |
| 31 | 🇩🇪Germany | 99.97 | 100.74 | A- | 475 |
| 32 | 🇵🇱Poland | 99.88 | 99.00 | B+ | 489 |
| 33 | 🇪🇪Estonia | 99.76 | 98.40 | A- | 510 |
| 34 | 🇨🇿Czech Republic | 99.62 | 98.90 | B+ | 490 |
| 35 | 🇦🇹Austria | 99.51 | 100.00 | A- | 487 |
| 36 | 🇧🇪Belgium | 99.44 | 100.00 | A- | 488 |
| 37 | 🇫🇮Finland | 99.33 | 100.90 | A | 490 |
| 38 | 🇸🇪Sweden | 99.21 | 101.00 | A | 497 |
| 39 | 🇳🇴Norway | 99.14 | 100.62 | A | 475 |
| 40 | 🇩🇰Denmark | 99.03 | 99.00 | A | 489 |
| 41 | 🇮🇸Iceland | 98.91 | 98.00 | A- | 474 |
| 42 | 🇸🇰Slovakia | 98.84 | 98.00 | B | 468 |
| 43 | 🇭🇷Croatia | 98.77 | 97.80 | B | — |
| 44 | 🇵🇹Portugal | 98.63 | 95.69 | B | 472 |
| 45 | 🇮🇪Ireland | 98.55 | 94.90 | A | 504 |
| 46 | 🇱🇹Lithuania | 98.47 | 97.00 | B | 477 |
| 47 | 🇱🇻Latvia | 98.40 | 97.50 | B | 476 |
| 48 | 🇧🇬Bulgaria | 98.21 | 93.33 | C | 431 |
| 49 | 🇷🇴Romania | 98.09 | 91.00 | C+ | 428 |
| 50 | 🇺🇦Ukraine | 97.86 | 95.00 | C | — |
| 51 | 🇰🇿Kazakhstan | 97.74 | 94.00 | C+ | 397 |
| 52 | 🇷🇸Serbia | 97.61 | 91.00 | C+ | — |
| 53 | 🇮🇱Israel | 97.45 | 95.00 | A- | 475 |
| 54 | 🇲🇾Malaysia | 97.32 | 92.00 | C+ | 415 |
| 55 | 🇨🇱Chile | 97.18 | 90.00 | B- | 413 |
| 56 | 🇹🇷Turkey | 97.06 | 90.80 | C+ | 453 |
| 57 | 🇬🇷Greece | 96.94 | 92.00 | B | 451 |
| 58 | 🇦🇷Argentina | 96.82 | 93.00 | C+ | 402 |
| 59 | 🇹🇭Thailand | 96.70 | 91.00 | C | 393 |
| 60 | 🇺🇾Uruguay | 96.51 | 96.00 | B- | 409 |
| 61 | 🇲🇽Mexico | 96.39 | 87.74 | C | 415 |
| 62 | 🇲🇰N. Macedonia | 96.27 | 91.00 | C | — |
| 63 | 🇦🇿Azerbaijan | 96.14 | 84.00 | C | — |
| 64 | 🇲🇩Moldova | 96.00 | 95.00 | C | — |
| 65 | 🇯🇴Jordan | 95.88 | 84.00 | C- | — |
| 66 | 🇨🇷Costa Rica | 95.75 | 86.00 | C | 426 |
| 67 | 🇰🇼Kuwait | 95.62 | 86.00 | C | — |
| 68 | 🇧🇷Brazil | 95.49 | 87.00 | C | 413 |
| 69 | 🇦🇪UAE | 95.36 | 84.50 | B- | — |
| 70 | 🇸🇦Saudi Arabia | 95.23 | 80.00 | C- | — |
| 71 | 🇨🇴Colombia | 95.10 | 87.00 | C | 412 |
| 72 | 🇮🇩Indonesia | 94.84 | 86.00 | C | 366 |
| 73 | 🇮🇳India | 94.58 | 82.00 | C | — |
| 74 | 🇪🇬Egypt | 93.97 | 81.00 | D | — |
| 75 | 🇵🇭Philippines | 93.72 | 86.00 | D+ | 353 |
| 76 | 🇲🇦Morocco | 93.48 | 84.00 | D | — |
| 77 | 🇧🇴Bolivia | 93.24 | 87.00 | D | — |
| 78 | 🇪🇨Ecuador | 93.00 | 88.00 | D | 406 |
| 79 | 🇧🇩Bangladesh | 92.76 | 82.00 | D | — |
| 80 | 🇵🇰Pakistan | 92.52 | 80.00 | D- | — |
| 81 | 🇳🇬Nigeria | 91.98 | 71.00 | D | — |
| 82 | 🇬🇭Ghana | 91.74 | 73.00 | D | — |
| 83 | 🇰🇪Kenya | 91.50 | 74.00 | D | — |
| 84 | 🇹🇿Tanzania | 91.26 | 72.00 | D | — |
| 85 | 🇪🇹Ethiopia | 90.72 | 68.00 | D- | — |
| 86 | 🇺🇬Uganda | 90.48 | 73.00 | D | — |
| 87 | 🇨🇲Cameroon | 90.24 | 70.00 | D- | — |
| 88 | 🇿🇼Zimbabwe | 90.00 | 66.00 | D- | — |
| 89 | 🇨🇩DR Congo | 89.50 | 68.00 | D- | — |
| 90 | 🇲🇱Mali | 89.00 | 74.00 | F | — |
| 91 | 🇲🇿Mozambique | 88.50 | 72.00 | F | — |
| 92 | 🇧🇫Burkina Faso | 88.00 | 70.00 | F | — |
| 93 | 🇳🇪Niger | 87.50 | 69.00 | F | — |
| 94 | 🇷🇼Rwanda | 86.90 | 76.00 | F | — |
| 95 | 🇹🇱Timor-Leste | 86.70 | 85.00 | F | — |
| 96 | 🇸🇴Somalia | 83.84 | 72.00 | F | — |