Nokia and HTC have uploaded videos of their respective Windows Phone 8 launch events to you YouTube. Nokia unveiled the Lumia 920 and Lumia 820, while HTC showed off the 8X and the 8S, but it. Watching the two videos it's interesting to note the contrasting styles and underlying message. Nokia puts its own brand (Lumia), front and centre; whereas HTC co-brands with Microsoft (Windows Phone by HTC), and plays up the importance of being a "signature device".

Nokia Lumia 920 & 820 Announcement - Nokia and Microsoft Press Conference on September 5th in New York

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Nokia Lumia 920 and Nokia Lumia 820 announcement. This video is a recording of the Nokia and Microsoft Press Conference in NYC September 5 where Nokia's first Windows Phone 8 devices were announced.

Windows Phone 8X and 8S by HTC Press Conference

Description:

HTC CEO Peter Chou and Microsoft CEO Steve Ballmer announced two new Windows Phone 8 devices on September 19, 2012 in New York. HTC and Microsoft engineers and designers worked closely together to deliver phones that look and feel like no others -- creating a new 'signature line' of Windows 8 phones made only by HTC.  HTC and Microsoft have one of the longest-standing partnerships in the mobile industry, and Windows Phone is an important part of the HTC heritage.