Here is a sampling of Comcast Internet speed tests. There rep told me could expect 26Mb/s. I do not seem to be getting that regularly.
13.52Mb/s – 2/20/2015 1:58pm – http://www.speedtest.net/my-result/4158574814
13.47Mb/s – 2/20/2015 4:13pm – http://www.speedtest.net/my-result/4158825114
9.06Mb/s – 2/20/2015 8:13pm – http://www.speedtest.net/my-result/4159155008
Wired 43.36 Mp/s – http://www.speedtest.net/my-result/4159160254
7.73Mb/s – 2/21/2015 2:11pm – http://www.speedtest.net/my-result/4161056011
5.84Mb/s – 2/21/2015 3:55pm – http://www.speedtest.net/my-result/4161228904
Wired 58.69Mb/s – http://www.speedtest.net/my-result/4161226223
18.79Mb/s – 2/22/2014 – http://www.speedtest.net/my-result/4162882178
Wired 57.48Mb/s – http://www.speedtest.net/my-result/4162873535
11.31Mb/s – 2/22/2015 5:09pm – http://www.speedtest.net/my-result/4163518143
Wired 59.45Mb/s – http://www.speedtest.net/my-result/4163519552