Category Archives: SXSW

San Francisco Network Speed Comparison Report – Verizon 4G takes crown

Over the course of a sunny day in April, the OpenSignalMaps team did over 550 speed tests across all the major cellular networks.  Each test measured the download speed, upload speed and the ping (a measure of network responsivity) of … Continue reading

Posted in OpenSignalMaps Website, Reports, SXSW | Tagged , , , | 2 Comments

Monday @SXSW: A Busy Day at SXSW, Verizon Briefly Buckles.

Today was much busier here at the conference than yesterday, and the carriers’ connectivity reflects exactly that. At around 2pm, Verizon completely lost 3G connectivity in our location, taking almost 15 minutes to recover. During that period, their service dropped … Continue reading

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Sunday @SXSW: Carriers Keep Up With Crowds

Tweet There’s no doubt that AT&T have made a special effort to improve coverage at SXSW this year. In 2010, their networks buckled under the heavy load caused by thousands of iPhone users descending on the city. This year marks … Continue reading

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Saturday: T-Mobile Winning Carrier War at SXSW

Live: follow us on twitter @opensignalmaps for hour-by-hour updates. The difference between the best and worst phone carriers at the SXSW tech festival is a staggering 1600% right now. We have been measuring the signal all day from the convention center … Continue reading

Posted in Events, OpenSignalMaps Android App, OpenSignalMaps Website, SXSW | 16 Comments