Bottom Line: This portable tri-fuel generator lasts a long time and has a maximum power output of 14,500 watts. Pros: It boasts a heavy-duty 550cc 4-Stroke OHV Westinghouse engine. It can run for up ...

When winter storms knock out the power, they rarely give much warning — and suddenly, everyday essentials like heat, lights, and phone chargers feel anything but optional. The best portable generators ...