The wipe frequency was increased to a wekk early on in the games early access life due to people who abused it for endless gear and money farning.
Once you get a hang of the game and understand the ballistics and how much free gear is out there, any gun you get can kill an AI anywhere in the game.
My biggest suggestion to people that are starting off is from the get go, get used to using found gear. Its plentiful and free, and a fully kitted run can start with one headshot on an enemy on the outskirts of somewhere and taking everything they have on them. Collect pistols you find out and about. they dont take up much space and are the gateway to a kit