In this Callaway XR package set review, Neil Tappin takes a look at the performance on offer both on the course and on the range ...

The scoop: The XR 16 Sub Zero represents the lowest center of gravity Callaway has ever engineered in a driver. That means players with high swing speeds that generate a lot of spin can use the ...

But Callaway is not shy about making its case with the new XR and XR Pro drivers ($350/$400). First, there's a move toward improved aerodynamics.