After ordering almost the same meal at Texas Roadhouse (left) and Outback Steakhouse (right), I had a few thoughts. Savannah Born I, like many others, spent many years assuming Texas Roadhouse and Outback Steakhouse were basically the same thing: a mid-grade American steakhouse commonly located off a freeway exit. In actuality, the chains are more different than I realized. For one, Texas Roadhouse has been leading the casual-dining industry by sales in recent years, beating out steakhouses like Outback and even popular chains like Chili's and Olive Garden. Big-picture numbers and broad scale popularity aside, I was curious which chain truly offered the best bites and overall value. To find out, I went to each chain in one Friday evening, visiting locations in a small Chicago suburb near my parents' house. Conveniently, they were right across the street from each other.…