Google Nexus One Phone Not an iPhone Killer?

Despite the hype and expectation surrounding the official Google-branded phone early impressions of the device by Engadget reveal the device is not quite an iPhone killer:

Now, of course everyone seems to have one question about the device -- is this the be-all-end-all Android phone / iPhone eviscerator? In two words: not really.
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Throughout the phone there are also new animations and flourishes which make Android 2.1 feel way more polished than previous iterations (including the Droid's 2.0.1), though it's still got a ways to go to matching something like the iPhone or even Pre in terms of fit and finish.

The Nexus One is a Google branded phone running their Android operating system. The promise of such a phone was a no compromises phone that would presumably be poised to take on the iPhone. The Nexus One is said to be officially launched tomorrow.