Sports Arch Manning’s high school football coach: ‘We tread lightly in terms of comparing Arch’ September 1, 2020Dana Hunsinger Benbow, Indianapolis StarComments Off on Arch Manning’s high school football coach: ‘We tread lightly in terms of comparing Arch’ Arch Manning is a 6-3, 200-pound sophomore. "Arch has got a little of all (the football Mannings) in him," said Arch's coach at Isidore Newman High.