Apple's iPhone has reinvented the mobile phone, while the longtime smartphone king, the venerable BlackBerry, has been slow to change. Now, Research in Motion has updated the BlackBerry to incorporate modern touch capabilities while remaining very much a BlackBerry. Here's how the two devices compare in everyday usage.

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This slideshow, "Mobile deathmatch: RIM BlackBerry Torch 9800 vs. Apple iPhone 4, side by side," originally appeared at InfoWorld.com. Follow the latest developments in mobile technology at InfoWorld.com.