How to improve your Duolingo English Test Speaking subscore (Breakdown & Strategy)

Disclaimer: I am not affiliated with, nor do I work for, Duolingo, Inc. The following points are not official guidelines from Duolingo, Inc. This information is based on my own research and analysis of the test format.

First, it’s crucial to understand how the speaking subscore is calculated. It is generally derived from these four task types:

Speak About the Photo
Read, Then Speak
Interactive Speaking
Speaking Sample

Your performance is evaluated based on two primary pillars:

1. Pronunciation (The "Speech-to-Text" Factor)

Behind the scenes, the AI converts your audio into a transcript. If your pronunciation is inaccurate—especially on keywords—the transcript will be flawed. This leads to a lower score because the AI perceives it as a grammar error or a lack of coherence. Pronunciation is assessed across three dimensions:

Accuracy: Correct sounds and word stress.
Fluency: Speed and lack of hesitations.
Prosody: Natural rhythm, intonation, and pauses.

2. Transcript Quality (The "Content" Factor)

Once transcribed, your words are evaluated similarly to a writing task across four dimensions:

Range of Vocabulary & Grammar: Using a wide range of structures and vocabulary.
Accuracy: Correct use of tense, articles, and word choice.
Cohesion & Coherence: How well your ideas link together.
Task Fulfillment: Directly answering the question and providing enough detail.

Examples: Low-Score vs. High-Score Sentences

Scenario: Speak About a Photo (A busy city street)

Low Score: "I see many people. They are walking. The street is big. There are cars and shops."
High Score: "This image depicts a bustling metropolitan area crowded with pedestrians. In the foreground, several individuals appear to be commuting, while the background is dominated by towering skyscrapers."

Scenario: Speak About the Topic (Your favorite hobby)

Low Score: "I like playing soccer because it is fun. I play with my friends every weekend."
High Score: "Participating in competitive soccer has been a passion of mine for years. Beyond the health benefits, it fosters a sense of teamwork that I find incredibly rewarding."

How to Improve: Targeted Practice

Instead of mindless repetition, use your practice tests to conduct a "gap analysis":

Analyze: Record yourself and use a speech-to-text tool to see if the transcript matches what you intended to say.
Evaluate: Grade your response against the 7 dimensions listed above (3 pronunciation + 4 transcript).
Refine: Identify your weakest area (e.g., "I use simple words" or "I stutter on transitions") and focus your next session specifically on that.
Repeat: This is "Supervised Learning" for yourself—practice with a specific goal, correct the error, and re-test.

Pro-Tip: If you are struggling specifically with the "Speak About the Photo" section, check out DescribX. It provides automated image description assessments with integrated pronunciation feedback, which is a great way to automate the "Analyze" step mentioned above. Give it a try to see exactly where your pronunciation or vocabulary is tripping you up!