The initial design of the SIG Sauer P228 was basically that of a SIG Sauer P225, changed to use a 13 round double-stack magazine holding 9×19mm ammunition.   Lockup in the SIG Sauer P228 is solid with very little slide-to-barrel and slide-to-frame play. Slide operation is smooth with minimal stiffness.
The P228, no longer in production for [...]

The newer versions of this pistol, like the SIG Sauer P226 ST, and later the SIG Sauer P226R, have an accessory rail on the underside of the frame. Older SIG Sauer P226 pistols have a stamped steel slide; while the newer versions have a stainless steel slide. The original P226 was manufactured in West Germany [...]