Large amounts of electricity may be produced continuously using portable diesel generators. The motors are able to operate for a much longer period of time than a typical gasoline engine because of their fuel-efficient engine design. One of the numerous explanations for why a portable generator is a great option for a reliable power source even if the local power system has failed is due to this. Not for very long will you remain in the dark. Comparable-sized natural gas engines cannot provide the same amount of electricity as portable diesel generators.