There is a new player in the English proficiency test market, and it is changing the game for Indian students. The Duolingo English Test (DET) costs one-third of IELTS, takes half the time, can be taken from your bedroom, and delivers results in 48 hours. No wonder over 1 million test-takers worldwide have already made the switch.
But is it right for you? This guide covers everything Indian students need to know about the DET in 2026.
DET at a Glance:
- Cost: $59 (~INR 4,900) — vs IELTS INR 16,250
- Duration: ~1 hour — vs IELTS 2h 45min
- Location: From home — vs test centre
- Results: 48 hours — vs IELTS 3-13 days
- Accepted by: 4,500+ institutions including Yale, Columbia, MIT, UCL
What Is the Duolingo English Test?
The DET is a computer-adaptive English proficiency test developed by Duolingo. Unlike IELTS and TOEFL, it is taken entirely online from home. The test adapts to your level in real time — correct answers lead to harder questions, wrong answers lead to easier ones.
Why Indian Students Are Choosing DET
- Cost-effective: At INR 4,900, you can take it 3 times for the price of one IELTS
- Convenience: No travel to test centres, no fixed dates — take it when you are ready
- Speed: 48-hour results help with tight application deadlines
- Unlimited score sends: Send scores to as many universities as you want — free
- Growing acceptance: More universities accept DET every year
Test Format Explained
Adaptive Section (~45 minutes)
This section adapts to your level. Question types include:
- Read and Complete: Fill in missing letters in words and sentences
- Read and Select: Identify real English words from fake ones
- Listen and Type: Type what you hear
- Read Aloud: Read a sentence with correct pronunciation
- Write About the Photo: Describe an image in writing
- Speak About the Photo: Describe an image verbally
- Read Then Write: Read a prompt, write a response
- Listen Then Speak: Listen to a question, respond verbally
Video Interview (~10 minutes)
Unscored speaking and writing samples sent to universities:
- 2 speaking prompts (30-90 seconds each)
- 1 writing prompt (3-5 minutes)
Scoring System
| Subscores | What It Measures |
|---|---|
| Literacy (reading + writing) | Reading comprehension and written expression |
| Comprehension (reading + listening) | Understanding written and spoken English |
| Conversation (listening + speaking) | Verbal communication skills |
| Production (writing + speaking) | Creating English output |
Score Equivalents
| DET Score | IELTS | TOEFL iBT |
|---|---|---|
| 100 | 6.0 | 72 |
| 110 | 6.5 | 83 |
| 120 | 7.0 | 94 |
| 130 | 7.5 | 102 |
| 140 | 8.0 | 110 |
DET vs IELTS vs TOEFL
| Feature | DET | IELTS | TOEFL |
|---|---|---|---|
| Cost | $59 | $228 | $205 |
| Duration | ~1 hr | ~2h 45m | ~2h |
| Location | Home | Test centre | Test centre/Home |
| Results | 48 hrs | 3-13 days | 4-8 days |
| Speaking format | Computer (short tasks) | Human examiner | Computer |
| Score sends | Unlimited free | 5 free | 4 free |
Universities That Accept DET
Over 4,500 institutions accept the DET, including:
- USA: Yale, MIT, Columbia, Stanford GSB, Duke, NYU, Purdue, ASU
- Canada: University of Toronto (some programmes), McGill, UBC (some programmes)
- UK: UCL, Edinburgh, Manchester, Bristol
- Australia: Selected programmes at various universities
Always verify: Acceptance varies by programme and year. Check your specific programme's requirements on the university website or Duolingo's official accepted institutions list.
How to Prepare
Speaking Preparation
- Practise describing images in 30-90 seconds
- Record yourself responding to random questions
- Use TalkDrill AI for daily conversation practice — builds the spontaneous speaking skills DET tests
Writing Preparation
- Practise 50-word descriptions of photos
- Timed writing: 5-minute responses to prompts
- PenLeap offers AI-powered writing feedback that helps you improve response quality and grammar
Listening & Reading
- Listen to English podcasts daily for comprehension
- Read English news articles for vocabulary
- Take DET practice tests on the official Duolingo website (free)
Test Day: What to Expect
- Quiet room, alone, well-lit, clean desk
- Computer with webcam, microphone, and speakers (no headphones)
- Stable internet connection (minimum 2 Mbps)
- Government-issued ID (passport, Aadhaar, PAN)
- No notes, books, or second screens
- Your face must be visible throughout
Top Tips for Indian Students
- Internet stability: Use a wired connection if possible. Indian Wi-Fi can be unreliable — a disconnection means test cancellation.
- Practice the format: DET format is unique. Take the free practice test at least twice before the real exam.
- Time management: Some questions have strict time limits. Practise responding quickly.
- Pronunciation clarity: The AI evaluates your pronunciation. Speak clearly and at a moderate pace.
- Do not look away: The webcam monitors your eye movement. Looking away from the screen may flag your test for review.
The AI-powered educational tools helping students prepare for exams like DET are built by companies like Softechinfra, specialising in scalable edtech solutions.
Prepare Your Speaking Skills: DET tests spontaneous speaking — exactly what TalkDrill AI conversation practice builds.
Start DET Speaking Practice