Official Guide
Duolingo English Test (DET)
The modern, convenient English proficiency test accepted by thousands of
institutions globally.
What is DET?
The Duolingo English Test is a modern language proficiency tool designed for today’s international students and institutions. It offers an English proficiency score, video interview, and writing sample in an accessible, efficient, and secure digital experience.
Unlike traditional exams, DET can be taken online, on-demand, from your own computer—no traveling to a test center or making an appointment required.
Exam Pattern
Computer Adaptive
The test difficulty adjusts in real-time based on your performance. If you answer correctly, the next question gets harder; if incorrectly, it gets easier.
Integrated Skills
Measures Literacy, Conversation, Comprehension, and Production through varied question types that test multiple skills simultaneously.
Test Breakdown (Approx. 60 Minutes)
1
Quick Setup (5 min)
System check and rules introduction.
2
Adaptive Test (45 min)
The core section measuring reading, writing, listening, and speaking.
3
Video Interview & Writing Sample (10 min)
Ungraded but shared with institutions you apply to.
Scoring System
Score Range
10 – 160
The test results are reported on a scale from 10 to 160 in five-point increments. Most top-tier universities require a score of 120 or above.
Literacy
Comprehension
Conversation
Production
Preparation Tips
Take Practice Tests
Familiarize yourself with the question types using Duolingo's free practice tools.
Check Your Environment
Ensure a quiet, well-lit room with a stable internet connection for the full hour.
Brush Up on Vocabulary
The test rewards a broad and nuanced vocabulary across all sections.
Review Rules
Don't look away from the screen or use external resources, or your test will be invalidated.
Why Choose DET?
Affordable
Only $59 per test
Fast Results
Get results in 48 hours
Convenient
Take it from anywhere
Free Sharing
Send scores to unlimited schools
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IELTS & DET Specialists
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95% Success Rate in DET 130+
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