![]() The following year, Bluetooth 4.0 changed the narrative. 3.0 was discontinued due to its biggest drawback: high power consumption. Transfer speed stayed at 24 Mbit/s and the range remained at 30 meters. This version brought us High Speed, which makes the transmission application extend to larger media files like audio and photos. The maximum range was capped at 30 meters.Ģ009 brings another jump: version 3.0. Enhanced Data Rate (EDR) was introduced a mode that allowed the data transfer rate to increase from 2.1 Mbit/s-24 Mbit/s. The year 2005 brought a new upgrade for Bluetooth 1.0: version 2.0. There was only the ability to talk to one another. Music playback was not featured at the time. The data transfer speed was low at 732.2 kbit/s-2.1 Mbit/s and had a max range of 10 meters. The technology was first introduced in 1999 with the release of the SONY Ericcson r520m. Below are the five main versions of Bluetooth: Each version improved the data transfer speed, connection range, stability, security, and energy efficacy. Bluetooth is slower than WIFI and not as stable.Īs technology evolved throughout the years, Bluetooth improved. WIFI connects devices to the internet and has a strong transfer rate, whereas Bluetooth is used for short range data transfer between devices. WIFI is similar to Bluetooth but there are key differences. ![]()
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