Reviewed 2026-09-23

Guides for GAI vs IQ

One question, one URL. The calculator, the nine-task test, and the method page stay where they are. These notes answer the longer questions people bring to those tools: how to sit the test, what a score band means, where GAI is printed, and how the number is produced.

Start from the job, not from a keyword

The laboratory already has a short path. If a WISC or WAIS report lists Full Scale IQ and the General Ability Index, open the GAI vs IQ calculator and paste them. Gap = GAI − FSIQ. If there is no report, the GAI IQ test is nine original tasks, about 30 minutes, and the free line is the two composites plus the gap. If you want the formulas and the things we refuse to claim, read how GAI and IQ are scored.

The guides below exist because those three URLs are tools and a method note, not a troubleshooting manual. A parent looking for the GAI row on a score report does not need another calculator. An adult asking whether 118 is “good” does not need another test. A reader who wants the publisher’s sum-of-scaled-scores procedure should not be handed a fake conversion table. Each note stays in its lane and links back to the instrument that can actually do the arithmetic.

Which guide matches the question

Pick the note that matches the question in front of you.
QuestionOpen
How to take the GAI IQ testHow to take it
Is a GAI IQ test the same as a WAIS?Versus a Wechsler
What is a good GAI score?Score chart
Why GAI is higher than IQGAI higher than IQ
How to calculate GAIHow to calculate
Where to find GAI on a Wechsler reportFind it on the report
Working memory, processing speed, and GAIMemory and speed
Gifted testing: GAI or FSIQ?Gifted testing

Keep the head terms on the tools

“GAI vs IQ” as a comparison of two official scores belongs on the calculator. “GAI IQ test” as something you sit belongs on the test. “How are they scored” belongs on the method page. The guides use longer phrases on purpose: how to take the test, whether it is a WAIS, what a good score is, why GAI is higher, how to calculate without a table, where the label sits on a report, what memory and speed do to the gap, and how gifted rules treat the two composites. If you arrived from a short query, use the tool. If you arrived with a “how” or a “why,” stay in the note until it points you back.

Internal links repeat that split. Every note links to the laboratory home, to the instrument that can act on the question, and to two or three sibling notes. The footer and the cluster under each article list the same core URLs. A new page is added only when it owns a question the existing URL does not.

What these pages will not do

They will not re-score a Wechsler, reprint Pearson norms, or diagnose ADHD, a learning disability, or giftedness. They will not tell a school to accept GAI. They will not average a browser estimate with a clinic score. Subtest lists by edition stay on GAI on WAIS and WISC. The meaning of a 5-, 10-, or 15-point split stays on GAI vs FSIQ. CPI, which is working memory and processing speed together, stays on CPI vs GAI. The five primary indexes stay on the index calculator.

That split is deliberate. A second page that repeats the calculator would compete with the tool people already need. A second page that only swaps the title would be a thin doorway. These notes are longer because the questions are procedural: a checklist, a chart, a map of labels on a report, a warning about what a cutoff is for. If a note and a tool ever disagree, trust the tool page and the method page. Those are the sources of record.

A sensible order

  1. If you are about to sit down, read how to take the GAI IQ test, then open the test. Read how the estimate differs from a WAIS before you quote the result.
  2. If a report is on the desk, find the two labels with where to find GAI, then paste them. Use how to calculate GAI only when you are tempted to rebuild the composite yourself.
  3. If GAI is the higher number, walk the checklist and the note on working memory and processing speed. Place the score on the chart before anyone calls it gifted. The gifted-testing note is about program rules, not a qualification.

The sample report shows the sheet with invented numbers if you want to see the layout before either instrument. Nothing in that specimen is a norm.

Nine-task estimate

How to take the GAI IQ test

How to take the free GAI IQ test: nine browser tasks, about 30 minutes, no account. What to do before you start, when to stop, and which scores are free.

Read the note →
Accuracy

Is a GAI IQ test the same as a WAIS?

A GAI IQ test online is not a WAIS or WISC. See what the nine-task estimate can and cannot say, and when you already have official scores.

Read the note →
Score bands

What is a good GAI score?

GAI score chart on the usual 100/15 scale: average, high average, 120, and 130. Percentile anchors, and why a band is not a diagnosis.

Read the note →
A higher GAI

Why GAI is higher than IQ

GAI higher than IQ usually means working memory or processing speed pulled Full Scale IQ down. A checklist before you treat the gap as the real score.

Read the note →
Method

How to calculate GAI

How GAI is calculated: a sum of specified scaled scores, looked up in the manual. What to do if you already have the standard score. No Pearson tables.

Read the note →
Reading a report

Where to find GAI on a Wechsler report

How to find Full Scale IQ and GAI on a WISC-V, WAIS-IV, or WAIS-5 report. Which labels to paste, and which nearby scores are not GAI.

Read the note →
What GAI leaves out

Working memory, processing speed, and GAI

GAI leaves out working memory and processing speed on purpose. How that creates a GAI vs IQ gap, and when to read CPI instead.

Read the note →
Programs and cutoffs

Gifted testing: GAI or FSIQ?

Schools sometimes accept GAI when Full Scale IQ was pulled down by memory or speed. How to read a cutoff near 130 without treating this site as the decision.

Read the note →

Common questions

Which page is the GAI vs IQ calculator?

The calculator is /calculator. Paste official General Ability Index and Full Scale IQ. These guides explain the reading. They do not subtract for you.

Which page is the GAI IQ test?

The nine-task estimate is /test. The how-to guide is the sitting plan. The comparison guide explains why the estimate is not a WAIS.

Do these guides replace the method page?

No. /method keeps the formulas, the CHC map, and the limits. The calculation guide points there and tells you when not to recompute a printed GAI.

Ready when you are

Two ways in

Paste official scores, or sit nine tasks if you have no report. The guides stay beside those tools.