Home Forums Hunting & Shooting Express Rifles and Big Bores Only The great 458 Winchester. Everyone should own one at least once

African Dangerous Game Cartridges by Pierre van der Walt is a fun book.
It has listings of "Relative Capacity" in tables starting each chapter on a particular cartridge.
Good comparison tool for gross case capacity in grains of water.

.577/450 Martini-Henry (solid/drawn brass case version introduced 1875, UK): 120.0 gr

.45-70 Government (introduced 1872, USA): 73.6 gr

.450 Nitro Express 3-1/4" Rigby (introduced 1898, UK): 136.0 gr

.450 No. 2 Nitro Express 3-1/2" Jeffery (introduced 1903, UK): 169.0 gr

.458 Winchester Magnum (introduced 1956, USA): 95.0 gr

.458 Lott 2.800" (1971, USA)/.450 Watts Magnum 2.850" (1949/USA): 105.0 gr (some claim 107 gr and 109 gr respectively)

.458 Express 3" (introduced 2000, RSA): 111.0 gr

.458 African (introduced 2000, RSA, Pierre van der Walt's own wildcat of a 2.673"-long .404 Jeffery case): 115.5 gr

.460 G&A (introduced 1971, USA, 2.860" length case, full length .404 Jeffery case): 119.5 gr

.450 Rigby Rimless Magnum (introduced 1994, UK): 133.0 grains

.450 Dakota (introduced 1992, USA): 137.0 gr

.460 Weatherby Magnum (introduced 1958, USA): 141.1 gr

I will add these:

.458 B&M (introduced 2006, USA, Michael McCourry's wildcat): 95.0 grains with 2.240" case, 97.0 gr with 2.295" case

.458/.416 Ruger aka ".458 WinRuger" (my version introduced 2018, USA): 2.580" case holds 105.0 gr

.458/.338 Lapua Magnum aka ".458 Ted Williams Thumper" (my version introduced 2003, USA, 2.700" case length): 125 gr

Theodore Samuel Williams, August 30, 1918 -- July 5, 2002.

I sure hope his head is not still cryogenically preserved, RIP Ted.