The iPhone (left) and Palm Pre (right) both offer device-wide search capabilities. On the iPhone, you use the Spotlight tool (swipe to the left when on the home page), while on the Pre you just start typing on the keyboard. The iPhone can search all your device's contents -- including e-mail, notes, music, podcasts, music, and filenames -- while the Pre searches just applications, contacts, and (optionally) selected external sites such as Wikipedia. The iPhone's results can be overwhelming, though you can configure Spotlight to search only specified types of files.

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