Siri may gobble up some of your iPhone 4S' data plan, but fortunately she's not an overeater--just a bit peckish.
Ars Technica conducted a pretty thorough investigation into just how big a dent Siri users can expect the digital dame to make in their monthly data usage. See, whenever you talk to Siri, an audio file of your command is sent to Apple's servers for processing and then the requested data and vocal response is sent back over the network to your phone, even if the question is something that should be able to be gleaned from your phone's local data.
The results are pretty clear--unless you're attempting to have an intimate relationship with Siri and you're on the emotionally needy side, she's not going to blow out your monthly bill. Ars found that each Siri query ate up about 63KB of data on average, although naturally that figure will vary for different users and uses. Here's what Ars found when it extrapolated that rough amount out under different monthly usage scenarios:… Read more