If you're shopping for home internet in Boulder, the first decision isn't really which company to call — it's which technology to buy. Boulder addresses are commonly sold three very different things under the same "internet" label: DSL over old copper phone lines, cable over the coax that once carried television, and …

Once you've decided what kind of connection you want, the next question is which provider to actually sign up with. In Boulder, three options cover most households shopping today: Xfinity cable, Quantum Fiber, and T-Mobile 5G Home Internet. They represent three different technologies — cable, fiber, and fixed wireless …