Nearly as important as whether a portable scanner accepts one or multiple pages is whether it has two sensors (one for each side of a page). Dual sensors allow duplex scanning, c… See more

Portable scanners transfer data to computers, phones, and tablets by either USB or Wi-Fi. Of the two, USB is much more restrictive. It works only with a Windows P… See more

As mentioned, most modern portable scanners can get their power over a USB connection. Those that have internal batteries (or can be upgraded to use them) will general… See more

Some of today's portable models are just as quick as some larger desktop document scanners, but scan times vary widely. A portable scanner's speed is heavily dependent … See more