ISU will play 3 ranked teams this year. Only OU, TCU and Oklahoma St will be ranked. Iowa will play 3 ranked teams as well, OSU, Penn St, and Wisconsin.
Iowa and ISU SOS will once again be similar just like the previous 4 years.
SOS rankings.
2016: Iowa 44, ISU 49
2015: ISU 39, Iowa 51
2014: ISU 52, Iowa 59
2013: Iowa 38, ISU 45
Iowa average 48
ISU average 46
Those SOS rankings are not Sagarin so they don't carry much weight