Head to head · irons
Srixon ZXi U vs Srixon ZXiR.
The consensus calls this one close: 80 to 80. The right pick comes down to which club's weaknesses you can live with.
80
Strongly recommended
Srixon ZXi U
Fitters choice utility iron winner
2 reviewers · unanimous
+Launches high with soft landing angles
+V sole cuts through turf clean
−Less forgiving than a hybrid on mishits
80
Strongly recommended
Srixon ZXiR
Great game-improver but only with speed
2 reviewers · unanimous
+Low-face misses gain speed and spin
+Soft i-alloy feel
−Strong lofts need real clubhead speed
The tape.
No reviewer has filmed these two head-to-head yet. Here is the tape on each.