What is Bluetooth 4.0? What is Bluetooth 5.0? What are the differences between Bluetooth 4.0 and Bluetooth 5.0? This post from MiniTool will show you some differences focusing on 7 aspects.

What Are Bluetooth 4.0 and 5.0?

Bluetooth 4.0 is an optimized version of the previous wireless Bluetooth technology standard for data exchange over short distance. Bluetooth 4.0 improves the Bluetooth technology and maintains compatibility with classic Bluetooth-capable devices.

Bluetooth 4.0 is also known as Bluetooth Smart, Bluetooth Smart Ready and Bluetooth Low Energy.

Bluetooth 4.0

Bluetooth 5.0 is the latest version of the Bluetooth wireless communication standard. Bluetooth 5.0 is commonly used for wireless headphones and other audio hardware, as well as wireless keyboards, mice and game controller. The latest version of Bluetooth 5.0 has made some improvements compared to other previous ones.

So, do you know what the differences of Bluetooth 4.0 vs 5.0 are? In the following part, we will show you some differences of 4.0 vs 5.0 Bluetooth.

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Bluetooth 4.0 vs 5.0: Focus on 7 Aspects

In this part, we will show you some differences between Bluetooth 4.0 and 5.0.


First of all, we will show you the speed of Bluetooth 5.0 vs 4.0. As for the speed, Bluetooth 5.0 is faster 2Mbps than Bluetooth 4.0, making Bluetooth 5.0 able to meet one of loT requirements. This is because that the Bluetooth 5.0 comes with 5Mbps bandwidth while Bluetooth 4.0 comes with 2.1 Mbps.


Bluetooth 4.0 vs 5.0, the support range is also important. Bluetooth 4.0 supports 50m in the outdoor range and 10m in the indoor range, making it slow. Meanwhile, Bluetooth 5.0 supports 200m in Line of Sight in outdoor environment and 40m in indoor environment. With this feature, Bluetooth 5.0 works best if you want to listen to your music with your wireless headsets while moving around the house or the courtyard.

Power consumption

The third difference of Bluetooth 5.0 vs 4.0 we want to mention is the power consumption. The Bluetooth 5.0 consumes less power than Bluetooth 4.0.

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Message capacity

Bluetooth 4.0 has a small message capacity of about 31 bytes which gives just 17 to 20 bytes for actual data payload. But Bluetooth 5.0 has a larger message capacity. Bluetooth 5.0 comes with 255bytes giving more bytes to actual data payload.

Support for loT devices

As for 4.0 vs 5.0 Bluetooth, Bluetooth 5.0 is able to support the loT services with its good range and increase in speed. However, the Bluetooth 4.0 does not support the loT services because of its low speed and short working range.

Bluetooth beacon

Bluetooth 4.0 vs 5.0, the beacons in Bluetooth 5.0 have become more popular due to the speed and range increase. While, in Bluetooth 4.0, the beacons are less popular because of the less speed, less range and low message capacity.


As for compatibility, Bluetooth 5.0 is better than Bluetooth 4.0. The Bluetooth 4.0 works best with devices that are compatible with version 4 series but will not work with devices that have Bluetooth 5.0. However, Bluetooth is backward compatible with V1, V2, V3, V4, v4.1 and V4.2, but will not utilize all the features of Bluetooth 5.0.

Related article: Resolved: No Option to Turn on Bluetooth Windows 10

Final Words

To sum up, this post has shown the differences between Bluetooth 4.0 and Bluetooth 5.0 focusing on 7 aspects. If you have any better idea of Bluetooth 4.0 vs 5.0, you can share it in the comment zone.

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