the main difference between Remington and Winchester comes when shooting live quarry Remington are 38grn and are a harder round than the 40grn Winchester so do not expand the same, but as long as you hit the boiler room or head they perform flawlessly, when despatching wounded livestock i have had Winchesters bounce off the head at 3 feet or less as they expand that rapidly due to there soft composition where as Remington just go right through, when hare shooting once i shot one but when i went to pick it up i found another that i had not seen in the rough behind the first that had also been k