WiFi	3/4G	Microwave	60 GHz	FSO	Fiber	E-Band
Data Rates	Variable, typically 1 Mbps	Variable, typically 10 Mbps	2 to 311 Mbps	100 Mbps to 1 Gbps	100 Mbps to 1 Gbps	To 100s of Gbps	100 Mbps to 3 Gbps today; to 10 Gbps in the future
Typical distances for carrier class performance	20 Yards	2 miles	5 miles	500 Yards	200 Yards	20-60 km	1-3 miles
Spectrum availability and licensing	Freely available for unlicensed use	Spectrum very scarce. Owned and fiercely protected by select incumbents	Usually available for area licensing from country regulators	Varies country by country. Available for unlicensed use in USA	Spectrum freely available as technology not regulated	N/A	Available worldwide, usually as a low cost rapidly obtained "light license"
Guaranteed interference and regulatory protection	No	Usually	Yes	No	No	Yes	Yes
Relative cost of ownership	Low	High	Medium	Medium	Medium	High	Medium
Install and commissioning time	Hours	Months/Years	Weeks / Months	Hours/Days	Hours/Days	Months/Years	Hours/Days

For a more detailed paper how e-band wireless systems compete effectively against these alternatives, and bring significant advantages to wireless system providers and network designers, click here.