HK MP5SD vs M1919 Browning

1974–present

1919–1945

Unknown

Over 438,000

790mm (31.1 in) stock extended

1,219mm (48 in) A4, 1,346mm (53 in) A6

146mm (5.7 in) — ported, inside suppressor

610mm (24 in)

3.5 kg (7.7 lb)

14 kg (31 lb) gun with tripod

15 or 30 rounds detachable

250-round fabric belt

Roller-delayed blowback, closed bolt

Recoil-operated, closed bolt

Selective fire (safe, semi, full auto or 3-round burst)

Full auto only (pistol grip trigger on A6)

Hooded front post, adjustable diopter rear

Adjustable iron sights, graduated to 2,400m