Decision guide
UKiset or ISEB Common Pre-Test?
Both are online, adaptive entry tests. Which one a child sits is usually set by the school, so start from the schools on your list. This guide compares the two from each provider's own information.
| UKiset | ISEB Common Pre-Test | |
|---|---|---|
| Ages | 9.5 to 18 | Designed for Years 6 and 7 |
| Format | Adaptive, online | Adaptive, online, multiple choice; no going back to change an answer |
| Covers | Vocabulary, mathematics, non-verbal reasoning, English skills; reports a CEFR level | English, Mathematics, Verbal Reasoning, Non-Verbal Reasoning |
| When | Online invigilation, anywhere in the world | Early October to end of June; once per academic year; can be taken overseas |
| Results | Normally within 3 business days; Profile to up to 5 schools; valid one year; retake after 3 months | Shared across senior schools; age-standardised scores (average 100) |
Taken from the test provider's own pages. Details change: check with the school or the test provider.
Checked 2026-10-14
Not sure which your child's schools ask for? Tell us the schools and we will check each school's own entry process.
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