OT and IoT security · November 2026 Edition
Microsoft Defender for IoT vs Armis Centrix
Five of fourteen models named Microsoft Defender for IoT first on the direct prompt; zero named Armis Centrix. Microsoft Defender for IoT was named by thirteen of the fourteen models and Armis Centrix by fourteen and Microsoft Defender for IoT carries 49 labels and Armis Centrix 37, so the shares are not directly comparable.
Microsoft Defender for IoT
endorsed leaderNamed in one category this edition.
Named in one category this edition.
First-choice share38%2%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate8%14%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#1#5A position in a field of 11; printed, not drawn.
Labels4937A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, Microsoft Defender for IoT reading right to left. Rank and label count are printed, not drawn.Claroty xDome was named alongside these two in ten of the fourteen direct answers. Microsoft Defender for IoT vs Claroty xDome · Microsoft Defender for IoT vs Nozomi Networks Guardian · Microsoft Defender for IoT vs Fortinet OT Security Platform
Share is the count of first choices across the direct, paraphrase, budget and scale prompts over all fourteen models, for a mid-market B2B company; rank is within the category; every quote names the model and the prompt it came from. Both figures come from the OT and IoT security page.
By framing
How many of the fourteen models made each the first choice, per way of asking, and how many argued against it.
Microsoft Defender for IoTFirst choices, of fourteen modelsArmis Centrix
Direct501 against Armis Centrix
Paraphrase71
Comparative11
Budget-constrained702 against Armis Centrix
Scale-constrained00
Negative014 against Microsoft Defender for IoT · 2 against Armis Centrix
Bars are first choices, 0 to 14 each sideModels that argued againstA model can name both, so the two sides of a row do not sum to fourteen.
Across every category in the November 2026 Edition, Microsoft Defender for IoT and Armis Centrix were named in the same answer ninety times, of the 151 answers naming Microsoft Defender for IoT and the 116 naming Armis Centrix. In those answers Armis Centrix took the first choice eight times and Microsoft Defender for IoT twenty-one.
Every model, every framing
The eighty-four answers behind the chart above, one cell each: where Microsoft Defender for IoT and Armis Centrix stood in it.
| Model | DirectMD | ParaphraseMD | ComparativeMD | Budget-constrainedMD | Scale-constrainedMD | NegativeMD |
|---|---|---|---|---|---|---|
| Claude Haiku 4.5 | MD | MD | ||||
| GPT-5.4 mini | | | ||||
| Gemini 3.5 Flash | MD | MD | MD | MD | ||
| Perplexity Sonar | MD | MD | MD | MD | MD | |
| Grok 4.20 | MD | MD | MD | MD | ||
| Mistral Small | MD | MD | MD | MD | ||
| DeepSeek V4 Flash | MD | MD | MD | MD | | |
| Llama 4 Maverick | MD | MD | ||||
| Qwen 3.7 Flash | MD | MD | | |||
| Kimi K2 | MD | MD | MD | | ||
| GLM 4.7 FlashX | MD | MD | MD | |||
| MiniMax M2.5 | MD | MD | MD | |||
| GPT-6 Luna | MD | MD | MD | |||
| Muse Glimmer 30B | MD | MD | | MD |
MD Microsoft Defender for IoT Armis CentrixMD first choiceMD named as an alternativeMD argued againstblank: not namedEach cell is one answer, Microsoft Defender for IoT on the left and Armis Centrix on the right.
Armis CentrixMD first choiceMD named as an alternativeMD argued againstblank: not namedEach cell is one answer, Microsoft Defender for IoT on the left and Armis Centrix on the right.The direct prompt
The plain question, one answer per model, grouped by where Microsoft Defender for IoT and Armis Centrix stood in it.
Microsoft Defender for IoT first, Armis Centrix not the choice
5 of 14 modelsArmis Centrix was named in the answer but not as the choice, or not at all.Perplexity SonarMicrosoft Defender for IoT alternatives: Fortinet OT Security Platform, Nozomi Networks Guardian, Tenable OT Security
Mistral SmallClaroty xDome, Microsoft Defender for IoT alternatives: Dragos Platform, Nozomi Networks Guardian, Tenable OT Security
DeepSeek V4 FlashMicrosoft Defender for IoT alternatives: Claroty xDome, Nozomi Networks Guardian
Kimi K2Microsoft Defender for IoT, Nozomi Networks Guardian alternatives: OTORIO, SecuPi
MiniMax M2.5Microsoft Defender for IoT, Nozomi Networks Vantage alternatives: Fortinet OT Security Platform, Palo Alto Networks Zero Trust OT Security
Neither was the first choice, one was named
3 of 14 modelsThe answer put something else first and named one of the two as an alternative.Gemini 3.5 FlashClaroty xDome alternatives: Armis Centrix, Fortinet OT Security Platform, Microsoft Defender for IoT, Nozomi Networks Guardian
Qwen 3.7 FlashClaroty xDome alternatives: Armis Centrix, Microsoft Defender for IoT, Nozomi Networks Guardian
Muse Glimmer 30BNozomi Networks Guardian alternatives: Claroty xDome, Fortinet OT Security Platform, Microsoft Defender for IoT, Tenable OT Security
Neither was named
6 of 14 modelsThe answer made no first choice from these two in this category.Claude Haiku 4.5Asimily alternatives: Claroty xDome, Forescout Vistaro Platform, Tenable OT Security
GPT-5.4 miniClaroty xDome alternatives: Fortinet OT Security Platform, Nozomi Networks Guardian, Tenable OT Security
Grok 4.20Claroty xDome alternatives: Dragos Platform, Nozomi Networks Guardian
Llama 4 Maverickno first choice
GLM 4.7 FlashXFortinet OT Security Platform alternatives: Claroty xDome, Palo Alto Networks OT Security
GPT-6 LunaClaroty xDome alternatives: Nozomi Vantage
Bold names in an answer are the products the judge labeled a first choice; a model naming several gives each of them that label. The full answer text for every row is in the record.
By buyer segment
The same question asked on behalf of a different buyer. Each standing is computed within its segment and they are never added together. The figures above are the mid-market standing, which is the one the category orders by.
Small business
Microsoft Defender for IoT leads by forty-four points.
Microsoft Defender for IoT49%#1 of 11
Armis Centrix4%#5 of 11Mid-marketThe figures above
Microsoft Defender for IoT leads by thirty-six points.
Microsoft Defender for IoT38%#1 of 11
Armis Centrix2%#5 of 11Enterprise
Microsoft Defender for IoT leads by eleven points.
Microsoft Defender for IoT19%#2 of 9
Armis Centrix8%#5 of 9What the models said about Microsoft Defender for IoT
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Six of eight in this category shown.
“often criticized for requiring integration with separate SIEM and SOAR tools, which can complicate deployment” Mistral Small · negative prompt · soft negative
“Microsoft Defender for IoT is generally well-regarded but can feel basic if not combined with others.” Grok 4.20 · negative prompt · soft negative
“Microsoft Defender for IoT has been criticized for its premium pricing and complex deployments.” Llama 4 Maverick · negative prompt · soft negative
“The top results suggest that Microsoft Defender for IoT is a recommended industrial and IoT device security tool for mid-sized B2B companies.” Llama 4 Maverick · paraphrase prompt · first choice
“Start with Microsoft Defender for IoT if you're already in the Microsoft ecosystem—it's the most cost-effective entry point” DeepSeek V4 Flash · direct prompt · first choice
“Defender for IoT OT site license XS at ~$70/mo per site up to 100 devices is the most accessible commercial starting point.” Muse Glimmer 30B · budget prompt · first choice
What the models said about Armis Centrix
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Six of eight in this category shown.
“Avoid the premium OT-native suites – Claroty, Nozomi, Dragos, Armis – for a tight budget” Muse Glimmer 30B · budget prompt · hard negative
“their premium pricing and deployment complexity limit accessibility for mid-tier or resource-constrained organizations” Muse Glimmer 30B · direct prompt · soft negative
“Validate the post-acquisition roadmap, licensing, support model, and ServiceNow integration before committing.” Perplexity Sonar · negative prompt · soft negative
“look for converged platforms like Claroty or Armis that cover OT + IoT + other connected assets” GPT-5.4 mini · comparative prompt · first choice
“Use dedicated OT-native platforms (Claroty, Nozomi Networks, Dragos, Armis)” DeepSeek V4 Flash · negative prompt · first choice
“Top Recommendation: Armis (Enterprise Security Platform)” Qwen 3.7 Flash · paraphrase prompt · first choice
Also compared
Microsoft Defender for IoT vs Claroty xDomeMicrosoft Defender for IoT vs Nozomi Networks GuardianMicrosoft Defender for IoT vs Fortinet OT Security PlatformMicrosoft Defender for IoT vs Tenable OT SecurityMicrosoft Defender for IoT vs Forescout Vistaro PlatformMicrosoft Defender for IoT vs Palo Alto Networks OT SecurityClaroty xDome vs Armis CentrixNozomi Networks Guardian vs Armis CentrixFortinet OT Security Platform vs Armis CentrixArmis Centrix vs Tenable OT SecurityArmis Centrix vs Forescout Vistaro PlatformArmis Centrix vs Palo Alto Networks OT SecurityAll twenty-eight head-to-head pages and the full ot/iot security standing
Comparisons are drawn for the top eight products in each category, each against each. The output is the models' output; nothing here is a recommendation by the index.