Head-to-head used in a sentence

Head-to-head in a sentence as an adjective

Please show me a lawyer who wants to go head-to-head with Apple, Google or Amazon on a case like this on "no win no fee" terms.

Going head-to-head with OS X as a one-person project is insanely ambitious, but who cares?

This is a real problem for us amateur coders who enjoy hacking but don't necessarily have the chops to go head-to-head with the serious guys.

I haven't done a careful head-to-head comparison, but it wouldn't surprise me if it was somewhat faster than leveldb for many workloads.

Head-to-head in a sentence as an adverb

The first VC-funded company I worked at/cofounded was derailed by a crazy, VC-instigated decision to build out a CDN to go head-to-head with Akamai.

Data reigns supreme at Amazon, particularly head-to-head tests of customers reactions to different features or site designs.

Moreover, given that SpaceX and Boeing are going to head-to-head, it is likely that Musk/SpaceX has now made a fairly detailed study of Boeing's batteries to make their case in subsequent competitive launch bids.