M3 submachine gun
General Motors , others
Verified Firearm Specifications
Search our database of normalized firearm specifications. Compare precise weights, barrel lengths, and action types across thousands of unique models.
M3 submachine gun vs MP 18
Objective Side-by-Side
MP 18
Bergmann Waffenfabrik C.G. Haenel (MP 28/II) Lindelof Konetehdas (Lindelof Submachinegun) Pieper (Mi 34) Qingdao Iron Works SIG (SIG M1920)
M3 submachine gun Specs Snapshot
Weight
130.4 oz
Barrel Length
8 in
Overall Length
29.1 in
Standard Capacity
N/A
Caliber
.45 ACP (11.43×23 mm) 9×19mm Parabellum .30 Carbine (7.62×33mm)
Action Type
blowback
Avg Used Price
$15,000.00
Avg New Price
$0.00
MP 18 Specs Snapshot
Weight
147.2 oz
Barrel Length
7.9 in
Overall Length
32.8 in
Standard Capacity
N/A
Caliber
9×19mm Parabellum 7.63×25mm Mauser (export) 7.65×21mm Parabellum (export) 9x23mm Largo (export) (MP
Action Type
blowback
Avg Used Price
$45,000.00
Avg New Price
$0.00
Differences At A Glance
Weight
-16.8 oz
Barrel Length
+0.1 in
Overall Length
-3.7 in
Standard Capacity
Caliber
Action Type
Avg Used Price
-$30,000.00
Avg New Price
Even
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