AI vs. Human Examiner IELTS Grading: A Study of 1,200 Essays
We compared IELTSbiz's AI grader against certified human IELTS examiners. Read the data on grading alignment, error detection accuracy, and feedback precision.
6 min readHead of AI & Computational Linguistics at IELTSbiz
Dr. Aris Thorne holds a PhD in Natural Language Processing and has spent 8 years designing automated assessment tools for English language learning.
LinkedIn ProfileWe compared IELTSbiz's AI grader against certified human IELTS examiners. Read the data on grading alignment, error detection accuracy, and feedback precision.
6 min readSee the IELTS Reading and Listening raw-score-to-band conversion tables. Find out how many of the 40 questions you must get right for Band 6, 6.5, 7, 7.5, 8 and 9.
7 min readLexical Resource is 25% of your Writing and Speaking score. Follow this 30-day vocabulary plan with daily habits, collocations, and topic word lists for Band 7+.
9 min readWhat an AI-based IELTS Reading training platform should do: fresh exam-realistic passages, per-type training, trap-level feedback, and adaptive difficulty.
12 min readAdaptive IELTS Reading practice with detailed feedback: difficulty matched to your measured level per type, with trap-level explanations on every answer.
12 min readIELTS Listening tips for Band 8: the ~35/40 you need, the 30-second pre-read habit, spelling and transfer rules, and how to beat Sections 3 and 4.
12 min readThe IELTS score for Canada PR through Express Entry: how IELTS maps to CLB, the CLB 7 minimum, the CLB 9 sweet spot for CRS points, and which test to take.
12 min readHow IELTS Speaking is scored: the four band descriptors — Fluency, Lexical Resource, Grammar, and Pronunciation — each worth 25%, decoded with what examiners reward.
12 min readIELTS linking words and cohesive devices for Band 7+: the connectors that work by function, why overusing them lowers your score, and real cohesion beyond linkers.
12 min read