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Wednesday, August 17, 2011

Web Performance Varies by Geography and Network

Unlike Web content downloads to desktops, mobile downloads can vary dramatically based on time of day, network operator used, and geographic location. For example, a mobile Website can take twice as long to download in San Francisco as compared to another operator in New York, London, or Tokyo. If a content-monitoring strategy does not include monitoring web content from various geographic locations, it is impossible to know what the end users are experiencing.

In the Web world, both the user interface and the delivery mechanism have been standardized for years, keeping mobile browser compatibility in mind. However, mobile content must be routed to the user through an operator network, and additional operator specific content may be added during the download. Also, different devices render content differently, so when the Web server detects a specific device type it may choose to send a variant of the generic content to the requesting device.

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