1. Sights: CW has a pinned front sight, PM has a drift adjustable front sight (which is easier to swap for night sights)
2. Rifling: CW has convential cut rifling, PM has "match grade" polygonal rifling (both have Lothar Walther stainless barrels)
3. Slide: CW has fewer maching operations on the exterior and uses more angular edges, PM9 is more rounded
4. Slide stop lever: CW has a MIM lever, PM has machined lever
5. Rollmarking: CW has simple engraving of model and manufacturer, PM has actual rollmark
6. Magazine: CW includes one magazine, PM includes two
CW9
Length: 5.9"
Height: 4.5"
Thickness: 0.90"
Weight: 15.8 ounces w/o magazine (magazine weighs 1.9 ounces)
Barrel: 3.6" stainless steel with conventional rifling, 1:10" RH twist
Sights: drift adjustable white bar-dot combat rear sight, pinned polymer front sight
Capacity: 7+1 (single magazine included)
Ammunition: 9mm +P rated
PM9
Length: 5.3"
Height: 4.0"
Thickness: 0.90"
Weight: 14 ounces w/o magazine (magazine weighs 1.9 ounces)
Barrel: 3.0" stainless steel with polygonal rifling, 1:10" RH twist
Sights: drift adjustable white bar-dot combat sights, tritium optional
Capacity: 6+1 with flush floorplate, 7+1 with magazine extension (both magazines included)
Ammunition: 9mm +P rated
Related by Shanzlik out of TX on TheFiringline forum.