Number of internet of things (IoT) connections worldwide from 2016 to 2021, by access technology (in millions)

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Release date

December 2017

Region

Worldwide

Survey time period

2016 to 2017

Supplementary notes

* Forecast

Citation formats

Connected devices worldwide by access technology 2016-2021

Published by
Diana Elagina,
Dec 18, 2025
The statistic shows the number of connected devices/IoT connections by access technology worldwide from 2016 to 2021. In 2016, the number of cellular connected devices amounted to **** billion.
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