Best Light Weight AV?


I don't see anything wrong with Windows Defender
 

My Computer My Computer

At a glance

Windows 11 Pro 24H2Intel Ultra 7 165u @ 4.9ghz turbo, 12 core16gb DDR6 RAMIntel® Arc™ Graphics
OS
Windows 11 Pro 24H2
Computer type
Tablet
Manufacturer/Model
Microsoft Surface Pro 10 For Business
CPU
Intel Ultra 7 165u @ 4.9ghz turbo, 12 core
Motherboard
-
Memory
16gb DDR6 RAM
Graphics Card(s)
Intel® Arc™ Graphics
Sound Card
Intel Omni Enhanced Sound
Monitor(s) Displays
13” Led
Screen Resolution
2880 x 1920
Hard Drives
1tb M2 SSD
PSU
39W
Case
Aluminium/Gorilla Glass
Cooling
Passive
Keyboard
Onboard Touch or MS Case illuminated Keyboard/Cover
Mouse
Touch screen or MS Case illuminated Keyboard/Cover with glass trackpad
Internet Speed
Ultra high speed WI-Fi 6
Browser
Edge
Antivirus
Windows Defender & Malwarebytes
Other Info
Copilot AI built-in
Slim Pen 2 stylus.
I don't see anything wrong with Windows Defender
It's not that there's a problem with Windows Defender. It's that we all have our personal opinions about what we feel is best for us.
 

My Computers My Computers

  • At a glance

    Windows 11 Pro 25H2Intel Core i7-10700K16GB (8GB PC4-19200 DDR4 SDRAM x2)NVIDIA GeForce GTX 1050 TI
    OS
    Windows 11 Pro 25H2
    Computer type
    PC/Desktop
    Manufacturer/Model
    PowerSpec B746
    CPU
    Intel Core i7-10700K
    Motherboard
    ASRock Z490 Phantom Gaming 4/ax
    Memory
    16GB (8GB PC4-19200 DDR4 SDRAM x2)
    Graphics Card(s)
    NVIDIA GeForce GTX 1050 TI
    Sound Card
    Realtek Audio
    Monitor(s) Displays
    #1. LG ULTRAWIDE 34" #2. AOC Q32G2WG3 32"
    Screen Resolution
    #1. 3440 X 1440 #2. 1920 x 1080
    Hard Drives
    NVMe WDC WDS100T2B0C-00PXH0 1TB
    Samsung SSD 860 EVO 1TB
    PSU
    750 Watts (62.5A)
    Case
    PowerSpec/Lian Li ATX 205
    Keyboard
    Logitech K270
    Mouse
    Logitech M185
    Browser
    Microsoft Edge and Firefox
    Antivirus
    Webroot SecureAnywhere CE 26.1
  • At a glance

    Windows 11 Canary ChannelIntel Core i5-8400 CPU @ 2.80GHz16 MB DDR 4-2666
    Operating System
    Windows 11 Canary Channel
    Computer type
    PC/Desktop
    Manufacturer/Model
    PowerSpec G156
    CPU
    Intel Core i5-8400 CPU @ 2.80GHz
    Motherboard
    AsusTeK Prime B360M-A
    Memory
    16 MB DDR 4-2666
    Monitor(s) Displays
    23" Speptre HDMI 75Hz
    Screen Resolution
    1920x1080
    Hard Drives
    Samsung 970 EVO 500GB NVMe
    Keyboard
    Logitek K270
    Mouse
    Logitek M185
    Browser
    Firefox, Edge and Edge Canary
    Antivirus
    Windows Defender
Defender is now very good, but others are even better and use less RAM and CPU time. Each to his own.
 

My Computers My Computers

  • At a glance

    Windows 11 Pro 25H2 26200.8655AMD Ryzen 7 5825U with Radeon Graphics16GB
    OS
    Windows 11 Pro 25H2 26200.8655
    Computer type
    Laptop
    Manufacturer/Model
    Acemagic LX15PRO
    CPU
    AMD Ryzen 7 5825U with Radeon Graphics
    Memory
    16GB
    Screen Resolution
    1920 x 1080
    Hard Drives
    SSD 2TB
    Internet Speed
    30 Mbps
    Browser
    Brave
    Antivirus
    Webroot Secure Anywhere
    Other Info
    System 3

    Acer Swift SF114-34 laptop
    OS Windows 11 Pro 26200.8524
    CPU Pentium Silver N6000
    RAM 4GB
    SSD Samsung 970 EVO Plus SSD 2TB (an upgrade)
  • At a glance

    Windows 11 Pro 23H2 22631.2506Atom N450 1.66GHz2GB
    Operating System
    Windows 11 Pro 23H2 22631.2506
    Computer type
    Laptop
    Manufacturer/Model
    HP Mini 210-1090NR PC (bought in late 2009!)
    CPU
    Atom N450 1.66GHz
    Memory
    2GB
    Browser
    Brave
    Antivirus
    Webroot
Of course, each to their own.
 

My Computer My Computer

At a glance

Windows 11 Pro 24H2Intel Ultra 7 165u @ 4.9ghz turbo, 12 core16gb DDR6 RAMIntel® Arc™ Graphics
OS
Windows 11 Pro 24H2
Computer type
Tablet
Manufacturer/Model
Microsoft Surface Pro 10 For Business
CPU
Intel Ultra 7 165u @ 4.9ghz turbo, 12 core
Motherboard
-
Memory
16gb DDR6 RAM
Graphics Card(s)
Intel® Arc™ Graphics
Sound Card
Intel Omni Enhanced Sound
Monitor(s) Displays
13” Led
Screen Resolution
2880 x 1920
Hard Drives
1tb M2 SSD
PSU
39W
Case
Aluminium/Gorilla Glass
Cooling
Passive
Keyboard
Onboard Touch or MS Case illuminated Keyboard/Cover
Mouse
Touch screen or MS Case illuminated Keyboard/Cover with glass trackpad
Internet Speed
Ultra high speed WI-Fi 6
Browser
Edge
Antivirus
Windows Defender & Malwarebytes
Other Info
Copilot AI built-in
Slim Pen 2 stylus.

My Computers My Computers

  • At a glance

    Windows 11 Pro 25H2 26200.8655AMD Ryzen 7 5825U with Radeon Graphics16GB
    OS
    Windows 11 Pro 25H2 26200.8655
    Computer type
    Laptop
    Manufacturer/Model
    Acemagic LX15PRO
    CPU
    AMD Ryzen 7 5825U with Radeon Graphics
    Memory
    16GB
    Screen Resolution
    1920 x 1080
    Hard Drives
    SSD 2TB
    Internet Speed
    30 Mbps
    Browser
    Brave
    Antivirus
    Webroot Secure Anywhere
    Other Info
    System 3

    Acer Swift SF114-34 laptop
    OS Windows 11 Pro 26200.8524
    CPU Pentium Silver N6000
    RAM 4GB
    SSD Samsung 970 EVO Plus SSD 2TB (an upgrade)
  • At a glance

    Windows 11 Pro 23H2 22631.2506Atom N450 1.66GHz2GB
    Operating System
    Windows 11 Pro 23H2 22631.2506
    Computer type
    Laptop
    Manufacturer/Model
    HP Mini 210-1090NR PC (bought in late 2009!)
    CPU
    Atom N450 1.66GHz
    Memory
    2GB
    Browser
    Brave
    Antivirus
    Webroot
Merriam-Webster allows "to each their own" besides that's what we say back where I come from..
 

My Computer My Computer

At a glance

Windows 11 Pro 24H2Intel Ultra 7 165u @ 4.9ghz turbo, 12 core16gb DDR6 RAMIntel® Arc™ Graphics
OS
Windows 11 Pro 24H2
Computer type
Tablet
Manufacturer/Model
Microsoft Surface Pro 10 For Business
CPU
Intel Ultra 7 165u @ 4.9ghz turbo, 12 core
Motherboard
-
Memory
16gb DDR6 RAM
Graphics Card(s)
Intel® Arc™ Graphics
Sound Card
Intel Omni Enhanced Sound
Monitor(s) Displays
13” Led
Screen Resolution
2880 x 1920
Hard Drives
1tb M2 SSD
PSU
39W
Case
Aluminium/Gorilla Glass
Cooling
Passive
Keyboard
Onboard Touch or MS Case illuminated Keyboard/Cover
Mouse
Touch screen or MS Case illuminated Keyboard/Cover with glass trackpad
Internet Speed
Ultra high speed WI-Fi 6
Browser
Edge
Antivirus
Windows Defender & Malwarebytes
Other Info
Copilot AI built-in
Slim Pen 2 stylus.
Looking at only RAM is not enough for performance tests. Here's a sample of what's done with the latter:

 

My Computer My Computer

At a glance

Windows 11 Proi5-13400F16 GBRTX 4060
OS
Windows 11 Pro
Computer type
PC/Desktop
Manufacturer/Model
Custom Build
CPU
i5-13400F
Motherboard
Gigabyte B-760M
Memory
16 GB
Graphics Card(s)
RTX 4060
Sound Card
internal
Monitor(s) Displays
AOC 27 gaming
Screen Resolution
1920 x 1080
Hard Drives
Kingston 2 TB M.2
PSU
Thermaltake 700W
Case
DarkFlash C285P
Cooling
Kingsman KA-R240 ARGB Liquid Cooling
Keyboard
Redragon Kala
Mouse
Marvo G945
Internet Speed
400 Mbps DL/UL
Browser
Firefox, Mullvad
Antivirus
Kaspersky Standard
Other Info
Adguard for Desktop, Kerish PC Doctor, PerfectDisk Pro with OptiWrite, AOMEI Backupper Pro, Open-Shell, ExplorerPatcher
Maybe the lighter the antivirus, the worse it protects.
 

My Computer My Computer

At a glance

Microsoft Windows 11 HomeIntel Core i5-13490F2 x 16 Patriot Memory (PDP Systems) PSD516G56...GIGABYTE GeForce RTX 4070 WINDFORCE OC 12G (G...
OS
Microsoft Windows 11 Home
Computer type
PC/Desktop
Manufacturer/Model
MSI MS-7D98
CPU
Intel Core i5-13490F
Motherboard
MSI B760 GAMING PLUS WIFI
Memory
2 x 16 Patriot Memory (PDP Systems) PSD516G560081 6400MT (32-37-37-74); 1.35V)
Graphics Card(s)
GIGABYTE GeForce RTX 4070 WINDFORCE OC 12G (GV-N4070WF3OC-12GD)
Sound Card
Bluetooth Аудио
Monitor(s) Displays
INNOCN 15K1F
Screen Resolution
1920 x 1080
Hard Drives
WD_BLACK SN770 250GB
KINGSTON SNV2S1000G (ELFK0S.6)
PSU
Thermaltake Toughpower GF3 1000W
Case
CG560 - DeepCool
Cooling
ID-COOLING SE-224-XTS / 2 x 140Mm Fan - rear and top; 3 x 120Mm - front
Keyboard
Corsair K70 RGB TKL
Mouse
Corsair KATAR PRO XT
Internet Speed
100 Mbps
Browser
Firefox
Antivirus
Microsoft Defender Antivirus
Other Info
https://www.userbenchmark.com/UserRun/66553205
I see in monkeylove's post that Defender did not fare very well.
 

My Computers My Computers

  • At a glance

    Windows 11 Pro 25H2 26200.8655AMD Ryzen 7 5825U with Radeon Graphics16GB
    OS
    Windows 11 Pro 25H2 26200.8655
    Computer type
    Laptop
    Manufacturer/Model
    Acemagic LX15PRO
    CPU
    AMD Ryzen 7 5825U with Radeon Graphics
    Memory
    16GB
    Screen Resolution
    1920 x 1080
    Hard Drives
    SSD 2TB
    Internet Speed
    30 Mbps
    Browser
    Brave
    Antivirus
    Webroot Secure Anywhere
    Other Info
    System 3

    Acer Swift SF114-34 laptop
    OS Windows 11 Pro 26200.8524
    CPU Pentium Silver N6000
    RAM 4GB
    SSD Samsung 970 EVO Plus SSD 2TB (an upgrade)
  • At a glance

    Windows 11 Pro 23H2 22631.2506Atom N450 1.66GHz2GB
    Operating System
    Windows 11 Pro 23H2 22631.2506
    Computer type
    Laptop
    Manufacturer/Model
    HP Mini 210-1090NR PC (bought in late 2009!)
    CPU
    Atom N450 1.66GHz
    Memory
    2GB
    Browser
    Brave
    Antivirus
    Webroot
@kelper, I just purchased a 1 year, 3 device license for Webroot Internet security Plus from Amazon. It was on sale for only $19.99. A 67% discount off the regular price.
 

My Computers My Computers

  • At a glance

    Windows 11 Pro 25H2Intel Core i7-10700K16GB (8GB PC4-19200 DDR4 SDRAM x2)NVIDIA GeForce GTX 1050 TI
    OS
    Windows 11 Pro 25H2
    Computer type
    PC/Desktop
    Manufacturer/Model
    PowerSpec B746
    CPU
    Intel Core i7-10700K
    Motherboard
    ASRock Z490 Phantom Gaming 4/ax
    Memory
    16GB (8GB PC4-19200 DDR4 SDRAM x2)
    Graphics Card(s)
    NVIDIA GeForce GTX 1050 TI
    Sound Card
    Realtek Audio
    Monitor(s) Displays
    #1. LG ULTRAWIDE 34" #2. AOC Q32G2WG3 32"
    Screen Resolution
    #1. 3440 X 1440 #2. 1920 x 1080
    Hard Drives
    NVMe WDC WDS100T2B0C-00PXH0 1TB
    Samsung SSD 860 EVO 1TB
    PSU
    750 Watts (62.5A)
    Case
    PowerSpec/Lian Li ATX 205
    Keyboard
    Logitech K270
    Mouse
    Logitech M185
    Browser
    Microsoft Edge and Firefox
    Antivirus
    Webroot SecureAnywhere CE 26.1
  • At a glance

    Windows 11 Canary ChannelIntel Core i5-8400 CPU @ 2.80GHz16 MB DDR 4-2666
    Operating System
    Windows 11 Canary Channel
    Computer type
    PC/Desktop
    Manufacturer/Model
    PowerSpec G156
    CPU
    Intel Core i5-8400 CPU @ 2.80GHz
    Motherboard
    AsusTeK Prime B360M-A
    Memory
    16 MB DDR 4-2666
    Monitor(s) Displays
    23" Speptre HDMI 75Hz
    Screen Resolution
    1920x1080
    Hard Drives
    Samsung 970 EVO 500GB NVMe
    Keyboard
    Logitek K270
    Mouse
    Logitek M185
    Browser
    Firefox, Edge and Edge Canary
    Antivirus
    Windows Defender
Defender's antimalwarebytes service or whatever it's called absolutely eats my CPU at the most random times, and it does so for at least 5 minutes or so multiple times a day making my fans spin. I ended up getting rid of it for first MWB Premium, then went with ESET for a more comprehensive AV
 

My Computer My Computer

At a glance

Windows 11Intel(R) Core(TM) i7-8700 CPU @ 3.20GHzG.Skill F4-3200C16D-16GTZR Trident Z RGB Seri...PowerColor Fighter AMD Radeon RX 6700 XT w/ 1...
OS
Windows 11
Computer type
PC/Desktop
Manufacturer/Model
Custom
CPU
Intel(R) Core(TM) i7-8700 CPU @ 3.20GHz
Motherboard
ROG Maximus X Code
Memory
G.Skill F4-3200C16D-16GTZR Trident Z RGB Series 16 GBx2 (32GB)
Graphics Card(s)
PowerColor Fighter AMD Radeon RX 6700 XT w/ 12GB GDDR6 Memory
Monitor(s) Displays
3x ASUS VP28UQG 28" 4K/UHD 3840x2160 1ms DP HDMI Adaptive Sync/FreeSync Eye Care Monitor
Screen Resolution
3840x2160 x3
Hard Drives
1x 1TB NVME SSD
1x 1TB Sata SSD
1x 1TB Hard Drive (7200rpm)
Keyboard
Razer Huntsman V2 TKL
Mouse
Razer Basilisk V3 Pro
Internet Speed
500 Up / 20 Down
Browser
Firefox Beta and Brave Beta
Antivirus
Defender / MB Firewall Control

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