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Connected devices worldwide by access technology 2016-2021

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

The data displays 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 2.33 billion.

2016 8356.2 3492.2 2327.8 687.4 2.5 0.2
2017 10139.6 3936.5 2990.5 958.2 3 0.2
2018 12309.5 4393.9 3459.4 1338.2 3.6 0.2
2019 14962.1 4851.5 3938.4 1878 4.4 0.3
2020 18208.7 5186.2 4409.6 2572.9 5.6 0.3
2021 22196.4 5497.9 4983.6 3440.2 7.3 0.3