Damage Weapon/Shield/Armor crits are entirely separate from Sunder.
Sunder is a special maneuver that permits a saving throw, while DW/DS/DA do not permit a saving throw at all.
Damage Weapon/Shield/Armor crits are entirely separate from Sunder.
Sunder is a special maneuver that permits a saving throw, while DW/DS/DA do not permit a saving throw at all.