This document provides a comparison of specifications for 7 different CNC milling centers from various manufacturers. All are multi-axis machines with automatic tool changers. Key specs included are spindle power (15-40HP), rapid feed rates (500-1890 ipm), table sizes (56-88 inches long by 24-39 inches wide), maximum workpiece weight (3500-6600 lbs), and travel distances for the X, Y, and Z axes (24-98 inches). The control systems listed are mainly Fanuc series.