The iPhone and iPod touch are almost indistinguishable devices except for one major difference—you can make calls from your iPhone, and you can’t from your iPod touch. For the privilege of making phone calls with your iPhone, you have to pay $100 more upfront to Apple for the device itself, plus a minimum of $60/month to AT&T for the next two years.
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| Minutes Per Month | 2 Year Total | Avg Per Month | Avg Per Minute | |
|---|---|---|---|---|
 |
450 | 1268 | 53 | 0,12 |
| 900 | 1593 | 66 | 0,07 | |
| 1350 | 1918 | 80 | 0,06 | |
 |
75 | 846 | 35 | 0,47 |
| 200 | 1007 | 42 | 0,21 | |
| 400 | 1168 | 49 | 0,12 | |
| 600 | 1330 | 55 | 0,09 | |
| 1200 | 1652 | 69 | 0,06 | |
| 3000 | 2620 | 109 | 0,04 | |
 |
100 | 1575 | 66 | 0,66 |
| 200 | 2055 | 86 | 0,43 | |
| 1000 | 2535 | 106 | 0,11 | |
 |
120 | 1575 | 66 | 0,55 |
| 360 | 1815 | 76 | 0,21 | |
| 600 | 2295 | 96 | 0,16 | |
| 960 | 3255 | 136 | 0,14 |
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