Head-to-head · Antivirus Software
Antivirus Software head-to-head
Pick any two of the 117 tools in our antivirus software ranking, or start with the matchups between the top 8. Every comparison uses the same researched facts: editor score, price, free plan and the features that matter in this category.
- 117tools ranked
- 28top matchups
- 6,786possible pairs
- Oct 2026last re-check
Top matchups The top four, head-to-head
- Microsoft Defender for Business Bitdefender GravityZone Small Business Security Microsoft Defender for Business leads on 0 of 3 checks, Bitdefender GravityZone Small Business Security on 1, and 2 are even. Device limit: 100 devices on Bitdefender GravityZone Small Business Security vs 5 devices Microsoft Defender for Business vs Bitdefender GravityZone Small Business Security →
- Microsoft Defender for Business Bitdefender Total Security Microsoft Defender for Business leads on 0 of 5 checks, Bitdefender Total Security on 1, and 4 are even. Device limit: 25 devices on Bitdefender Total Security vs 5 devices Microsoft Defender for Business vs Bitdefender Total Security →
- Bitdefender GravityZone Small Business Security Bitdefender Total Security Bitdefender GravityZone Small Business Security leads on 1 of 5 checks, Bitdefender Total Security on 0, and 4 are even. Device limit: 100 devices on Bitdefender GravityZone Small Business Security vs 25 devices Bitdefender GravityZone Small Business Security vs Bitdefender Total Security →
- Microsoft Defender for Business ESET HOME Security Microsoft Defender for Business leads on 0 of 5 checks, ESET HOME Security on 1, and 4 are even. Device limit: 15 devices on ESET HOME Security vs 5 devices Microsoft Defender for Business vs ESET HOME Security →
- Bitdefender GravityZone Small Business Security ESET HOME Security Bitdefender GravityZone Small Business Security leads on 1 of 5 checks, ESET HOME Security on 0, and 4 are even. Device limit: 100 devices on Bitdefender GravityZone Small Business Security vs 15 devices Bitdefender GravityZone Small Business Security vs ESET HOME Security →
- Bitdefender Total Security ESET HOME Security Bitdefender Total Security leads on 2 of 5 checks, ESET HOME Security on 0, and 3 are even. Password manager only on Bitdefender Total SecurityDevice limit: 25 devices on Bitdefender Total Security vs 15 devices Bitdefender Total Security vs ESET HOME Security →
Every top-8 matchup 28 comparisons, grouped by tool
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- Microsoft Defender for Business vs Bitdefender GravityZone Small Business Security9.3
- Microsoft Defender for Business vs Bitdefender Total Security9.2
- Microsoft Defender for Business vs ESET HOME Security9.0
- Microsoft Defender for Business vs FortiClient8.9
- Microsoft Defender for Business vs Kaspersky Plus Internet Security8.8
- Microsoft Defender for Business vs Kaspersky Antivirus8.7
- Microsoft Defender for Business vs Avast One8.5
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- Bitdefender GravityZone Small Business Security vs Microsoft Defender for Business9.4
- Bitdefender GravityZone Small Business Security vs Bitdefender Total Security9.2
- Bitdefender GravityZone Small Business Security vs ESET HOME Security9.0
- Bitdefender GravityZone Small Business Security vs FortiClient8.9
- Bitdefender GravityZone Small Business Security vs Kaspersky Plus Internet Security8.8
- Bitdefender GravityZone Small Business Security vs Kaspersky Antivirus8.7
- Bitdefender GravityZone Small Business Security vs Avast One8.5
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- Bitdefender Total Security vs Microsoft Defender for Business9.4
- Bitdefender Total Security vs Bitdefender GravityZone Small Business Security9.3
- Bitdefender Total Security vs ESET HOME Security9.0
- Bitdefender Total Security vs FortiClient8.9
- Bitdefender Total Security vs Kaspersky Plus Internet Security8.8
- Bitdefender Total Security vs Kaspersky Antivirus8.7
- Bitdefender Total Security vs Avast One8.5
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- ESET HOME Security vs Microsoft Defender for Business9.4
- ESET HOME Security vs Bitdefender GravityZone Small Business Security9.3
- ESET HOME Security vs Bitdefender Total Security9.2
- ESET HOME Security vs FortiClient8.9
- ESET HOME Security vs Kaspersky Plus Internet Security8.8
- ESET HOME Security vs Kaspersky Antivirus8.7
- ESET HOME Security vs Avast One8.5
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- FortiClient vs Microsoft Defender for Business9.4
- FortiClient vs Bitdefender GravityZone Small Business Security9.3
- FortiClient vs Bitdefender Total Security9.2
- FortiClient vs ESET HOME Security9.0
- FortiClient vs Kaspersky Plus Internet Security8.8
- FortiClient vs Kaspersky Antivirus8.7
- FortiClient vs Avast One8.5
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- Kaspersky Plus Internet Security vs Microsoft Defender for Business9.4
- Kaspersky Plus Internet Security vs Bitdefender GravityZone Small Business Security9.3
- Kaspersky Plus Internet Security vs Bitdefender Total Security9.2
- Kaspersky Plus Internet Security vs ESET HOME Security9.0
- Kaspersky Plus Internet Security vs FortiClient8.9
- Kaspersky Plus Internet Security vs Kaspersky Antivirus8.7
- Kaspersky Plus Internet Security vs Avast One8.5
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- Kaspersky Antivirus vs Microsoft Defender for Business9.4
- Kaspersky Antivirus vs Bitdefender GravityZone Small Business Security9.3
- Kaspersky Antivirus vs Bitdefender Total Security9.2
- Kaspersky Antivirus vs ESET HOME Security9.0
- Kaspersky Antivirus vs FortiClient8.9
- Kaspersky Antivirus vs Kaspersky Plus Internet Security8.8
- Kaspersky Antivirus vs Avast One8.5
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- Avast One vs Microsoft Defender for Business9.4
- Avast One vs Bitdefender GravityZone Small Business Security9.3
- Avast One vs Bitdefender Total Security9.2
- Avast One vs ESET HOME Security9.0
- Avast One vs FortiClient8.9
- Avast One vs Kaspersky Plus Internet Security8.8
- Avast One vs Kaspersky Antivirus8.7
More head-to-heads
- Kaspersky Premium Total Security vs AetherAV
- Microsoft Defender Antivirus vs AetherAV
- Avira Free Security vs AetherAV
- Bitdefender Total Security vs AetherAV
- Norton 360 vs Trend Micro Worry-Free Services
- Bitdefender Total Security vs Avira Free Security
- Kaspersky Plus Internet Security vs Norton 360
- Bitdefender Total Security vs 360 Total Security
- Kaspersky Plus Internet Security vs Avira Free Security
- FortiClient vs Norton 360
- ESET HOME Security vs Dr.Web Security Space
- ESET HOME Security vs 360 Total Security
- ESET HOME Security vs Microsoft Defender Antivirus
- Kaspersky Premium Total Security vs Dr.Web Security Space
- Bitdefender Total Security vs F-Secure Total
- Microsoft Defender Antivirus vs 360 Total Security
- Kaspersky Plus Internet Security vs ESET Small Business Security
- Microsoft Defender Antivirus vs Avira Free Security
- Kaspersky Antivirus vs Norton 360
- Kaspersky Plus Internet Security vs Kaspersky Premium Total Security
- Bitdefender Total Security vs Trend Micro Worry-Free Services
- Avira Free Security vs 360 Total Security
- Sophos Home vs F-Secure Internet Security
- Kaspersky Antivirus vs Kaspersky Premium Total Security
- Dr.Web Security Space vs 360 Total Security
- Bitdefender Total Security vs Kaspersky Premium Total Security
- Microsoft Defender Antivirus vs Kaspersky Premium Total Security
- FortiClient vs ESET Small Business Security
- ESET Small Business Security vs Trend Micro Worry-Free Services
- Norton 360 vs ESET Small Business Security
- FortiClient vs Kaspersky Premium Total Security
- Bitdefender Total Security vs Norton 360
- F-Secure Total vs 360 Total Security
- Bitdefender Total Security vs Bitdefender Antivirus Plus
- Bitdefender Total Security vs Microsoft Defender Antivirus
- Bitdefender Total Security vs ESET Small Business Security
- Kaspersky Plus Internet Security vs Trend Micro Worry-Free Services
- FortiClient vs Trend Micro Worry-Free Services
The full antivirus software ranking
All 117 tools with scores, prices and filters · updated Oct 2026
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
Compiled by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update