Gizmodo: "The iPhone 4 feels sturdier than the 3GS, and much less plasticky. The metal buttons give it a heftier feel...the sleeker, flatter, squarer design is super welcome."
Engadget: "The iPhone 4 is so thin it's kind of mind-boggling...The screen is truly outrageous -- you basically cannot see pixels on it. We're not being hyperbolic when we say it's easily the best looking mobile phone screen we've ever laid eyes on."