OT and IoT security · November 2026 Edition
Armis Centrix vs Forescout Vistaro Platform
Zero of fourteen models named Armis Centrix first on the direct prompt; zero named Forescout Vistaro Platform. Armis Centrix was named by fourteen of the fourteen models and Forescout Vistaro Platform by nine and Armis Centrix carries 37 labels and Forescout Vistaro Platform 17, so the shares are not directly comparable.
Named in one category this edition.
Named in one category this edition.
First-choice share2%2%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate14%6%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#5#7A position in a field of 11; printed, not drawn.
Labels3717A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, Armis Centrix 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 Armis Centrix · Microsoft Defender for IoT vs Forescout Vistaro Platform · Claroty xDome vs Armis Centrix
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.
Armis CentrixFirst choices, of fourteen modelsForescout Vistaro Platform
Direct001 against Armis Centrix
Paraphrase11
Comparative10
Budget-constrained002 against Armis Centrix
Scale-constrained00
Negative102 against Armis Centrix · 1 against Forescout Vistaro Platform
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, Armis Centrix and Forescout Vistaro Platform were named in the same answer forty-nine times, of the 116 answers naming Armis Centrix and the 58 naming Forescout Vistaro Platform. In those answers Forescout Vistaro Platform took the first choice one time and Armis Centrix four.
Every model, every framing
The eighty-four answers behind the chart above, one cell each: where Armis Centrix and Forescout Vistaro Platform stood in it.
| Model | Direct | Paraphrase | Comparative | Budget-constrained | Scale-constrained | Negative |
|---|---|---|---|---|---|---|
| Claude Haiku 4.5 | | | | |||
| GPT-5.4 mini | | | ||||
| Gemini 3.5 Flash | | | ||||
| Perplexity Sonar | | | | |||
| Grok 4.20 | | | | |||
| Mistral Small | ||||||
| DeepSeek V4 Flash | | | | | ||
| Llama 4 Maverick | ||||||
| Qwen 3.7 Flash | | | | | ||
| Kimi K2 | | |||||
| GLM 4.7 FlashX | | |||||
| MiniMax M2.5 | | |||||
| GPT-6 Luna | | |||||
| Muse Glimmer 30B | | | | |
Armis Centrix Forescout Vistaro Platform first choice named as an alternative argued againstblank: not namedEach cell is one answer, Armis Centrix on the left and Forescout Vistaro Platform on the right.The direct prompt
The plain question, one answer per model, grouped by where Armis Centrix and Forescout Vistaro Platform stood in it.
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.Claude Haiku 4.5Asimily alternatives: Claroty xDome, Forescout Vistaro Platform, Tenable OT Security
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
Neither was named
11 of 14 modelsThe answer made no first choice from these two in this category.GPT-5.4 miniClaroty xDome alternatives: Fortinet OT Security Platform, Nozomi Networks Guardian, Tenable OT Security
Perplexity SonarMicrosoft Defender for IoT alternatives: Fortinet OT Security Platform, Nozomi Networks Guardian, Tenable OT Security
Grok 4.20Claroty xDome alternatives: Dragos Platform, Nozomi Networks Guardian
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
Llama 4 Maverickno first choice
Kimi K2Microsoft Defender for IoT, Nozomi Networks Guardian alternatives: OTORIO, SecuPi
GLM 4.7 FlashXFortinet OT Security Platform alternatives: Claroty xDome, Palo Alto Networks OT Security
MiniMax M2.5Microsoft Defender for IoT, Nozomi Networks Vantage alternatives: Fortinet OT Security Platform, Palo Alto Networks Zero Trust OT Security
GPT-6 LunaClaroty xDome alternatives: Nozomi Vantage
Muse Glimmer 30BNozomi Networks Guardian alternatives: Claroty xDome, Fortinet OT Security Platform, Microsoft Defender for IoT, Tenable OT Security
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
Armis Centrix leads by four points.
Armis Centrix4%#5 of 11Forescout Vistaro Platform0%#10 of 11Mid-marketThe figures above
Level: the same share of first choices.
Armis Centrix2%#5 of 11Forescout Vistaro Platform2%#7 of 11Enterprise
Armis Centrix leads by six points.
Armis Centrix8%#5 of 9Forescout Vistaro Platform2%#8 of 9What 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
What the models said about Forescout Vistaro Platform
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Four of five in this category shown.
“Can be resource-intensive, pricing model may be complex, initial configuration can be challenging.” Qwen 3.7 Flash · negative prompt · soft negative
“Start by evaluating Forescout or Claroty” Claude Haiku 4.5 · paraphrase prompt · first choice
“Forescout offers deep packet inspection for IoT/OT protocol analysis combined with broad IoT/IT visibility in a single-vendor approach” Claude Haiku 4.5 · comparative prompt · alternative
“Forescout “$7,500/year base appliance/virtual deployment tier (~$15-$25/endpoint/year) 30-day virtual appliance evaluation license”” Muse Glimmer 30B · budget prompt · alternative
Also compared
Microsoft Defender for IoT vs Armis CentrixMicrosoft Defender for IoT vs Forescout Vistaro PlatformClaroty xDome vs Armis CentrixClaroty xDome vs Forescout Vistaro PlatformNozomi Networks Guardian vs Armis CentrixNozomi Networks Guardian vs Forescout Vistaro PlatformFortinet OT Security Platform vs Armis CentrixFortinet OT Security Platform vs Forescout Vistaro PlatformArmis Centrix vs Tenable OT SecurityArmis Centrix vs Palo Alto Networks OT SecurityTenable OT Security vs Forescout Vistaro PlatformForescout Vistaro Platform 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.