HCAR (Heavy Counter Assault Rifle) vs M2 Browning

2015–present

1933–Present

Limited

~1,000,000+ units (cumulative across all variants and manufacturers)

1,067mm (42 in) stock extended

1,651 mm (65 in) with stock, 1,219 mm (48 in) for tripod mount only

508mm (20 in)

45.7 cm (18 in) standard, 57.2 cm (22.5 in) for aircraft variants

5.4 kg (12 lb) empty

38.5 kg (84.9 lb) empty, 30.5 kg (67.3 lb) with tripod

20 or 30-round detachable box

100‑round fabric belt standard, 50‑round drum (M2HB), 200‑round linked belt optional

Gas-operated, open bolt (auto) / closed bolt (semi)

Short‑recoil, toggle‑locked, belt‑fed, open‑bolt operation

Selective fire

Single‑stage, mechanically simple trigger with manual safety lever

Full-length Picatinny rail for optics, backup iron sights

Adjustable leaf rear sight (0–2,000 m) and front post; optional optical or night vision mounts