Opera rebuts Microsoft claim that Edge eats less power

Opera Software today disputed Microsoft's claim that Edge, the default browser bundled with Windows 10, consumes less power on a laptop than Opera's flagship.
"We love it when someone picks a fight," wrote Blazej Kazmierczak, Opera's director of software development for the desktop Opera browser, in a Wednesday post to a company blog. "If we get beaten in a test like this, we consider it a bug."
Opera has waged a minor public relations campaign the last several months, supported by new features