No need for a hybrid! Go straight cordless rechargeable electric: http://www.amazon.com/gp/product/B00006RSI...glance&n=228013 I have one of these. It works well. I also have one of these: http://www.amazon.com/gp/product/B00004DTN...glance&n=228013 Nate
www.neuton.com I've one of the neuton cordless battery mowers with bagger AND trimmer attachment. I get 2 hours of work out of it every charge. Absolutley can recommend for normal-sized yards. Love it. Curt.