Ramzilla & his older brother are both 6'-1" tall. But, Ramzilla has a 30" inseam and Brother has a 34" inseam. Ramzilla likes 56cm bikes with long reach handlebars & stems. Brother goes for 60cm frames with normal reach handlebars. Brother can easily outrun Ramzilla. Ramzilla can easily crush brother. Be good. Have fun.