Nope. They have different dimensions.
U have to disconnect the phone service and then u can use it as an ipod touch.
Only on the iPod Touch and iPhone. Where only the iPod Touch can use only Wi-Fi, the iPhone can use Wi-Fi and 3G Network.
No. In the iPod Touch's case, it is too thin. For other iPods, they are different shapes than the iPhone anyway.
No. Ipod touch is only an ipod touch, you cannot use it as mobile phone. Iphone is better
Well, If you mean deactivating the phone service, then yes, you can deactivate the phone service on an iPhone and still use it as an iPod touch.
The difference between the Iphone 4 and the iPod Touch is that the iPhone is techincally a iPod, but with phoning capabilities. Also, the iPhone 4 can use FaceTime, a app that use video calling. Also, the newest iPod has FaceTime too. So, both the iPhone and the iPod are both the same.
You can use it by getting it unlocked
Yes, or you can use an iPod touch and an iPhone 4.
No.
Yes. the iPhone charger is compatible with iPod touch. they have same port.
if you want to use itunes get an iphone/ipod
no,you can use ipod,ipod touch,or iphone.you have to buy nike+ ipod sport kit if you use ipod,you just have to buy the sensor if you use ipod touch or iphone