IELTS vs TOEFL

TOEFL (iBT) is generally accepted in American universities, although it is also accepted in many other schools across all continents.
The test had its own Extreme Make Over! so check our their site at www.toeflindia.com
IELTS is generally accepted in the UK, Australia and other countries from the Commonwealth.
IELTS has gained popularity and acceptance in many universities beyond the UK, so please check their Global Recognition System at www.takeielts.com

So, make your decision about which test to take after you know where you're applying, check out the schools websites and email admissions if necessary. About comparing both tests, TOEFL and IELTS, many test takers perceive TOEFL as a bit more difficult.

That's up to you to decide. Their main similarities are -Both tests are composed of 4 sections -They measure Reading, Listening, Speaking and Writing. -They do not measure grammar in a sepate section. -They exhibit some English varieties(TOEFL presents speakers with at least 4 different regional accents within the US, IELTS presents speakers with mostly British accent but it also includes Australian, New Zealand, and even American) -Their writing tasks include a report based on data presented where you need to be accurate to the sources and information provided AND an essay where you need to express your ideas based on an essay question.