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0.00000220 times the speed of light is about seven times as fast as a Porsche 911.
In other words, it's 7.220 times the speed of a Porsche 911, and the speed of a Porsche 911 is 0.1390 times that amount.
(for Porsche 911 Type 997 GT2, 2007 model)
The Porsche 911 GT2 has a top speed of 0.0000003050 times the speed of light. It takes just 7.4 seconds for the GT2 to accelerate to 0.0000001490 times the speed of light.
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