Fact · Voice and AI
3.0times
Speech input at 153 words per minute is about three times the 51.56 words per minute average from the online typing study. The two studies used different people and settings, so the ratio is a rough comparison.
Checked against its source on October 17, 2026
- What it measures
- The 153 figure comes from short messages entered on an iPhone, and the 51.56 figure from an online test on a computer keyboard, so the two measure different devices and tasks.
- How it is calculated
- 153 / 51.56 = 2.97, rounded to 3.0
Calculated from
- In a controlled study on an iPhone, English text entered by speech reached 153 words per minute, against 52 words per minute on the built-in keyboard, 2.93 times faster.
- In a study of 136 million keystrokes from an online typing test, the average typing speed of participants was 51.56 words per minute.