| Soccer pitchLength, UEFA category 3/4 | 105 m344 ft | UEFA · Stadium Infrastructure Regulations 2025 |
| Olympic swimming poolLength, standard size | 50 m164 ft | World Aquatics · Swimming Pool Certification 2024 |
| Tennis courtLength, standard size | 23.77 m78 ft | ITF · Rules of Tennis 2026 |
| Soccer goalWidth, standard size | 7.32 m24 ft | The IFAB |
| Basketball hoopHeight, to the rim | 3.05 m10 ft | FIBA · Basketball Equipment 2018 |
| BasketballDiameter, Selected example | 24 cm9.45 in | FIBA · Basketball Equipment 2020 |
| Soccer ballDiameter, Selected example | 22 cm8.66 in | The IFAB |
| Bowling ballDiameter, Selected example | 21.6 cm8.5 in | USBC · Equipment Specifications Manual |
| BaseballDiameter, Selected example | 7.4 cm2.91 in | WBSC · Official Rules of Baseball 2023–2024 |
| Tennis ballDiameter, Selected example | 6.7 cm2.64 in | ITF · Rules of Tennis 2026 |
| Golf ballDiameter, minimum diameter | 4.27 cm1.68 in | The R&A / USGA · Equipment Rules |