This is not a straightforward question and depends because all the exam has their own advantages and disadvantages. Further, it depends on their individual strength and weakness. Firstly, we need to understand about the exam patterns, tasks and how it is assessed. Then, match it with our strength and weakness to decide which is the right option to go for. Let’s talk about all the exams to have some understanding about it. All the exams pave the way for professional development and aimed to improve our language skills. For all the tests the comprehensive skills are very important, along with that the four components of fluency are checked. ILETS, and PTE is more popular among the students because of its popularity. IELTS is globally acceptable whether or not it’s for study or immigration however PTE & OET area unit acceptable in restricted countries like OET is appropriate in Australia, Canada, Malaysia, New Seeland, Singapore, Philippines, UK and Ireland wherever as PTE is appropriate in GB, US, Australia and New Zeeland.
If you’re a nursing students then the OET are higher to require as a result of the OET is specially designed for tending professionals and also the programme are associated with your field thus you may be lighter to answer.
IELTS and PTE are a lot of a less similar exams compared to OET that is exclusive for health professionals. Before you grade that check is healthier, rather value that country you’d wish to move and what check they need the candidates to seem
PTE
The overall score in the PTE test is derived from your communicative skill scores from all the four section, which are Speaking, writing, reading, and listening. This mean that it will measure your performance on different section. Further, it uses the t scaling that ranges from 10-90 points. The communicative skills for the individual section provide your score based on the specific task that assess the skills. It can either be a single skill or group of skills. Similar as overall scoring, the individual communicative skills range from 10-90 points. Apart from the marks for the content, it assesses the enabling skills. The enabling skills are grammar, fluency, pronunciation, spelling, vocabulary, and written discourse. Every task in the PTE will assess the individual or combined skills.
IELTS
In ILETS, we have four components that includes Speaking, Writing, Reading, and Listening. In each component the band scores will range from 1-9, below is the table that will tell us, what level of language level through ILETS scoring. Scoring in IELTS not difficult, however, depends on the test takers level of language. However, if guided with the proper strategies and tips from the trainers or institution will make your life easy and able to achieve your score in limited time frame. Self-preparation also could lead to success, but needs careful planning, understanding, good level of practice and materials to ensure your success.
OET
OET is specifically designed for health professionals, who wish to register in studies such as Nursing, the advantage the OET have over others is most of the tasks can be done if you have very good subject knowledge and vocabulary related to that.
General opinion
Mostly students prefer to take PTE or IELTS over OET, the answer is simple, PTE and ILETS is very familiar, and there are lots of material available, and cost wise it is cheaper. Apart form the medical vocabulary, and professional development, many consider the PTE and ILETS because of the success rate.