A portable power supply might pack more power, but that comes at a price. A UPS, meanwhile, can be cheaper and more seamless but won't last quite as long due to continuous use. So which one is right for you? Here's a rundown of both technologies and expert advice to help you. . Outside of gas-powered home generators, two of the most popular options are portable power stations and uninterruptible power supplies (commonly known as a UPS). Both are large batteries at their core, but they have different capabilities. It's commonly used to protect computers, servers, and networking equipment from power outages and voltage drops. UPS units are generally stationary, being positioned in one place in the temperature-controlled indoor area. Make an informed decision for your home or outdoor power needs. But there are multiple options to choose from.