Free Design ToolTV Size & Viewing Distance CalculatorMatch your TV to your room, not the other way around. What do you want to figure out?What TV size should I buy?How far should I sit? Distance from couch to TV (ft) measure seat to screen wall Your TV size (in) measured diagonally 43″ 50″ 55″ 65″ 75″ 85″ CalculateRecommended TV Size