“Multiple sources familiar with Apple’s thinking say the company felt it had no choice but to replace Google maps with its own, because of a disagreement over a key feature: Voice-guided turn-by-turn driving directions,” John Paczkowski reports for AllThingsD.

“Spoken turn-by-turn navigation has been a free service offered through Google’s Android mobile OS for a few years now. But it was never part of the deal that brought Google’s maps to iOS. And Apple very much wanted it to be,” Paczkowski reports. “Having chosen Google as its original mapping partner, the iPhone maker was now in a position where an archrival was calling the shots on functionality important to the iOS maps feature set.”

Paczkowski reports, “And this caused Apple — which typically enjoys very tight control over its products — no end of philosophical discomfort.”

Read more in the full article here.

MacDailyNews Take: Two facts stand out: In one fell swoop, Google lost 100+ million maps customers, and their data (Google’s lifeblood), and Apple is selling every iPhone 5 it can make.

[Thanks to MacDailyNews Reader “MotivDev” for the heads up.]

Related article:
Apple had more than a year left on Google Maps contract, sent Google scrambling to build iOS app – September 26, 2012