軽さランキング
https://www.av-comparatives.org/tests/performance-test-october-2021/

ADVANCED+ ★★★
*1.9 Panda
*2.2 Kaspersky
*2.4 AVG
*2.5 Avast
*2.6 K7
*3.5 ESET
*4.0 Bitdefender
*6.1 McAfee
*6.5 Norton
*7.4 Avira
*8.4 GDATA
*8.5 TotalAV
*8.6 Vipre

ADVANCED ★★
12.8 Malwarebytes
15.1 TrendMicro(ウイルスバスター)

STANDARD ★
21.6 TotalDefense
24.1 Microsoft