Avast One Silver gives you everything from Avast’s excellent free suite, Avast One Basic, plus enhancements in just one category you choose: Protection, Privacy, or Performance.
K7 Total Security includes all the features you’d expect in an entry-level security suite and then some, but the quality of those features ranges from excellent to poor.
AVG Internet Security defends your devices with powerful antivirus tools and protects against ransomware, but its extra security tools may not be enough to lure away users of AVG AntiVirus Free.