Probably Match quality semi-wadcutter (depending on exactly WHICH competition you mean) The ammo must cycle the weapon without failure, provided consistent speed, and an accurate bullet. Semi wadcutter feeds in most sem-auto sidearms, and clips a neat, clean hole in a paper target for easier scoring.
9mm MKV is not the same as 9mm Luger.
Yes.
9mm luger.
No.
9x19mm, also known as 9mm Parabellum or 9mm Luger.
No. Most 9mm pistols are fitted for 9x19 rounds, but a few use 9x21mm. or 9x17, or 9x18, or 9x20
9x19 millimetre, also known as the 9mm Luger or 9mm Parabellum.
9mm Luger. Ball or hollow point.
Yes. 9mm Luger is the 9x19 cartridge, also known as the 9mm Parabellum, and that's what the 9mm Sigma is chambered for.
There were several types of 9mm ammunition made. The most common is the 9x19, also known as 9mm Parabellum or 9mm Luger. If your firearm is marked as any of those, than this is the only type of 9mm ammunition it can facilitate. If you are uncertain about which type of ammo can be used with your firearm, consult a gunsmith.
No. There are more than a dozen DIFFERENT "9mm" cartridges, and they do not interchange. The most common is 9mm Parabellum- also known as 9mm Luger or 9x19. It does NOT interchange with 9mm Kurz, 9mm Corto, 9mm Makarov, 9mm Ultra, etc.
9mm and 380 use the same diameter projectile, .355 inch