{|border="2" cellspacing="0" cellpadding="4" width="100%"
| align = "center" bgcolor = "#99ccff4F81BD"|<font color="#FFFFFF">'''Single blade HAWT'''</font>| align = "center" bgcolor = "#99ccff4F81BD"|<font color="#FFFFFF">'''Two blade HAWT'''</font>| align = "center" bgcolor = "#99ccff4F81BD"|<font color="#FFFFFF">'''Three blade HAWT'''</font>
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| It reduces the cost and weight of the turbine. These are rarely used due to tower shadow effects, needs counter weights on the other side of the blade, less stability.