| Year Introduced | 2016 (Restructured under UAT-UK in 2024) | 2024 |
| First Used for Admissions | 2017 entry (old format), 2025 entry onwards (new format) | 2025 entry onwards |
| Primary Purpose | Assess mathematical reasoning and problem-solving ability | Assess engineering & science readiness |
| Subject Focus & Structure | Pure Mathematics Two papers testing mathematical thinking. Logic-driven, proof-style, abstract reasoning. | Mathematics + Sciences Modular test: Maths 1 (mandatory) + 2 science/maths modules. Application-based scientific & quantitative problem solving. |
| Calculator Allowed | ✖ No | ✖ No |
| Designed For | Mathematics, Computer Science, Economics, Maths-heavy courses | Engineering, Physical Sciences, Natural Sciences |
| Universities (Examples) | Cambridge, Imperial, LSE, Warwick, Durham (for specific courses) | Cambridge, Imperial, UCL, other UK STEM programs |
| Replaced Older Tests | N/A (updated format) | ENGAA, NSAA |
| Geographical Relevance | UK + indirect value internationally. Moderate to strong in Europe, Singapore, HK. | Primarily UK-specific. Limited recognition outside UK. |
| Longevity & Track Record | ~9 years of admissions data | Very new |
| Best For | Useful if applying across multiple countries | Essential if required by UK engineering programs |
| Strategic Value | Demonstrates how you think | Demonstrates readiness for UK engineering admissions |
| Portability | ✔ High | ✖ Low |