If you use cordless tools, try and find a battery powered mower that uses the same batteries.
I use DeWalt cordless tools and always have a supply of batteries charged and ready to go. I've been using this one for 3 seasons now with no issues:
Maintain your property with the completely redesigned DEWALT mower, built from the battery up, for optimal electric cutting performance. The new 60V MAX* Brushless Push Mower features the patented High Efficiency Cutting System which utilizes the all-new steel cutting deck design, dual blade...
www.dewalt.com
There is also a self propelled model available:
Maintain your property with the completely redesigned DEWALT mower, built from the battery up, for optimal electric cutting performance. The new 60V MAX* Brushless Rear Wheel Drive, Self-Propelled Mower features the patented High Efficiency Cutting System which utilizes the all-new steel cutting...
www.dewalt.com