
Book · Non-fiction, memoir and self-help
The Power of Habit
by Charles Duhigg
Page count, estimated reading time and reading quiz: everything to know before you start The Power of Habit, and the Vread challenge to get to the end.
- Pages
- 371
- Reading time
- ≈ 6 h 40 min
- Checkpoints
- 12
- Genre
- Non-fiction
Free on iPhone and Android.
How long does it take to read The Power of Habit?
At 371 pages, The Power of Habit is a fairly long book. Expect about 6 hours 40 minutes of reading to finish it, based on 250 words per page and an average reading speed of 230 words per minute. A fast reader will go quicker; a careful read (or reading in a second language) will take longer.
At 30 minutes a day, that is about 14 days of reading. At the median pace of Vread readers, 72 pages per reading day, it takes 6 reading days. For a book of this length (250 to 399 pages), Vread readers who finish it take a median of 4.7 days between the first and the last checkpoint (Vread Reading Barometer 2026).
- 30 minutes a day14 days
- Vread median pace (72 pp./day)6 days
Estimates; see the method at the bottom of the page.
Prove you read it
The Vread challenge: 12 checkpoints
- Checkpoint 1, page 31
- Checkpoint 2, page 62
- Checkpoint 3, page 93
- Checkpoint 4, page 124
- Checkpoint 5, page 155
- Checkpoint 6, page 186
- Checkpoint 7, page 216
- Checkpoint 8, page 247
- Checkpoint 9, page 278
- Checkpoint 10, page 309
- Checkpoint 11, page 340
- Checkpoint 12, page 371
In Vread, The Power of Habit is split into 12 checkpoints, one every 31 pages or so. At each checkpoint, a question covers the passage you have just read: a correct answer validates the step, and your progress moves forward like a training plan.
The challenge: validate all 12 checkpoints through to the last page. No giant quiz at the end, no summary to copy out: short questions along the way that prove the book was actually read. It also works as a reading quiz to check your understanding before a test.
Also available in French on Vread.
Illustrative example
What a checkpoint looks like
A short, precise question about the pages you have just read: a character, a place, a choice.
The answer is in the text: reply in the app.

This is not a question from The Power of Habit: to avoid spoilers, the real questions stay in the app.
Answer in the app, one checkpoint at a time.
Summary, quiz, reviews: frequently asked questions
How many pages is The Power of Habit?
How long does it take to read The Power of Habit?
Is there a quiz on The Power of Habit?
Where can I find a summary of The Power of Habit?
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Read The Power of Habit with Vread
Add the book to your library, read at your own pace in whatever format you use, and validate each checkpoint. Vread is free on iPhone and Android.
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