The Futura X5R has a more rounded shape is designed for a more square to square stroke, which make it perfectly face balanced. The vertical lines make it so much easier to line up and make putts.
the heal and toe weigh is symmetrical and with the proper lie and offset of the shaft so at address this lines up facing right at your target.
The Futura 5XR has a slightly larger grip , which compliments the larger head and the aluminum is in the middle of the back bar.
Here are your three length option s 33, 34 or 35 inches