Up to 4 Mbps
Short-range
Absolute maximum: 100 meters (330 feet)
Doesn't require pairing
Infrared technology
Commonly found in smartphones
Transfer rate: 0.424 Mbps
Radio communication
Various speeds depending on the version
Data sharing
Devices have to touch.
802.11
Direct line of sight
Usually works within 10 meters (33 feet)
Slower than Bluetooth
Can operate within 5 meters