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Bluetooth 4.2 and 5.0 Cheat Sheet by

Bluetooth Comparison
5-0     iot     bluetooth     comparison     4-2

Introd­uction

This page compares Bluetooth 5 vs Bluetooth 4.2. The basic features of Bluetooth 5 which has made it popular for IoT(In­ternet of Things) and Bluetooth Beacon markets. Bluetooth 5 is the latest Bluetooth specif­ica­tions the successor to Bluetooth 4.2 version.

The Bluetooth 5 is backward compatible with previous Bluetooth versions such as v1.2, v2, v2.1, v3, v4, v4.1 and v4.2. The specif­ica­tions address the requir­ement of IoT devices which is lower power, longer range and higher speed. Due to these features, you could find Bluetooth 5 being incorp­orated in smart phone devices coming up in the early 2017.

Difference between bluetooth 5 & 4.2

Spec­ifi­cations or features
Blue­tooth 5
Blue­tooth 4.2
Speed
Higher, twice compare to Bluetooth 4.2 version Supports about 2 Mbps
Lower, Supports about 1 Mbps
Range
Higher, four times compare to Bluetooth 4.2 version Supports 200 meters in Line Of Sight (LOS) path in outdoor enviro­nment, Supports 40 meters in indoor enviro­nment
Lower, Supports 50 meters in Outdoor, Supports 10 meters in indoor
Power Requir­ement
Low
High
Message Capacity
Large, About 255 bytes
Small, About 31 bytes which gives just 17 to 20 bytes for actual data payload
Robustness to operate in congested enviro­nment
More
Less
Battery Life
Longer
Shorter
Security Control
Better
Less secure compare to Bluetooth 5.0
Theore­tical Data Throughput
2 Mbps, gives about 1.6 Mbps with overhead
1 Mbps
Reliab­ility
High
low
Digital Life
Better
Less better compare to Bluetooth 5
Support for IoT devices
devices Yes
No
Bluetooth Beacon
Beacons have become more popular due to speed and range increase in bluetooth 5 version.
Beacons were less popular due to less speed/­range as well as low message capacity of about 31 bytes.

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Comments

TME520 TME520, 04:45 22 Oct 18

Thanks for creating such a compact and informative version comparison.

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