MAC-10 vs Madsen M-50

1966–Present

1950–1970

~250,000 estimated (including U.S., Brazilian, and Asian licensed production)

Unknown

254 mm (10.0 in) with stock folded; 330 mm (13.0 in) with stock extended

610 mm (stock folded) / 830 mm (stock extended)

127 mm (5.0 in) for 9 mm version; 127 mm (5.0 in) for .45 ACP version

210 mm

2.5 kg (5.5 lb) empty, .45 ACP version; 2.3 kg (5.1 lb) empty, 9 mm version

3.20 kg

30‑round box magazine standard; 20‑round (compact) and 40‑round (drum) options available

32 rounds

Straight‑blowback, open bolt, telescoping bolt with simple recoil spring; selective‑fire (semi‑auto and full‑auto)

Blowback, fixed firing pin

Single‑stage mechanical trigger with manual safety lever; full‑auto fire only when selector set to "auto"

Single-stage

Fixed, low‑profile iron sights: simple blade front post and notch rear; optional aftermarket tritium night sights

Fixed front post and flip-up rear aperture