Lots of difference. Best to ask questions before experimenting!
.38 Special
Parent case .38 Long Colt
Case type Rimmed, straight
Bullet diameter .357 in (9.1 mm)
Neck diameter .379 in (9.6 mm)
Base diameter .379 in (9.6 mm)
Rim diameter .44 in (11 mm)
Rim thickness .058 in (1.5 mm)
Case length 1.155 in (29.3 mm)
Overall length 1.55 in (39 mm)
Primer type Small pistol
.44 Rem Mag
Parent case .44 Special
Case type Rimmed, straight
Bullet diameter .429 in (10.9 mm)
Neck diameter .457 in (11.6 mm)
Base diameter .457 in (11.6 mm)
Rim diameter .514 in (13.1 mm)
Rim thickness .060 in (1.5 mm)
Case length 1.285 in (32.6 mm)
Overall length 1.61 in (41 mm)
Primer type Large pistol
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