Report of an article in Wired.
I have been using my iPhone 4s for months now on all my hikes, and bike rides, and am pleased with it’s GPS capability. While I have not even turned on my dedicated Garmin in that time, I am concerned about battery life of an iPhone on a longer trips. Other winners will be the aftermarket battery, and battery back vendors as this plays out. Hell, who even needs a laptop? Days go by when I can access everything I need from my iPhone. This is gonna be good!
Read the complete article here: via Apple, Google Just Killed Portable GPS Devices | Autopia | Wired.com.