Index › IT › Network and edge › NAC › PacketFence vs Aruba ClearPass
Network access control · November 2026 Edition

PacketFence vs Aruba ClearPass

Zero of fourteen models named PacketFence first on the direct prompt; zero named Aruba ClearPass. PacketFence was named by thirteen of the fourteen models and Aruba ClearPass by fourteen and PacketFence carries 22 labels and Aruba ClearPass 27, so the shares are not directly comparable.

PacketFence

accepted challenger

Named in one category this edition.

Aruba ClearPass

criticized challenger

Named in one category this edition.

First-choice share20%2%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate5%33%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#2#7A position in a field of 10; printed, not drawn.
Labels2227A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, PacketFence reading right to left. Rank and label count are printed, not drawn.Portnox Cloud was named alongside these two in eleven of the fourteen direct answers. Portnox Cloud vs PacketFence · Portnox Cloud vs Aruba ClearPass · PacketFence vs Fortinet FortiNAC

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 network access control page.

By framing

How many of the fourteen models made each the first choice, per way of asking, and how many argued against it.
PacketFenceFirst choices, of fourteen modelsAruba ClearPass
Direct001 against PacketFence
Paraphrase01
Comparative01
Budget-constrained1104 against Aruba ClearPass
Scale-constrained002 against Aruba ClearPass
Negative013 against Aruba ClearPass
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, PacketFence and Aruba ClearPass were named in the same answer thirty-three times, of the 70 answers naming PacketFence and the 91 naming Aruba ClearPass. In those answers Aruba ClearPass took the first choice one time and PacketFence eight.

Every model, every framing

The eighty-four answers behind the chart above, one cell each: where PacketFence and Aruba ClearPass stood in it.
ModelDirectParaphraseComparativeBudget-constrainedScale-constrainedNegative
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
PacketFence Aruba ClearPass first choice named as an alternative argued againstblank: not namedEach cell is one answer, PacketFence on the left and Aruba ClearPass on the right.

The direct prompt

The plain question, one answer per model, grouped by where PacketFence and Aruba ClearPass stood in it.

Neither was the first choice, one was named

5 of 14 modelsThe answer put something else first and named one of the two as an alternative.
Perplexity SonarPortnox Cloud alternatives: Aruba ClearPass, Cisco Identity Services Engine
DeepSeek V4 FlashPortnox Cloud alternatives: Aruba ClearPass, Fortinet FortiNAC
Llama 4 MaverickPortnox Cloud alternatives: NordLayer NAC, OPSWAT MetaAccess, PacketFence
Kimi K2Portnox CLEAR alternatives: Aruba ClearPass
GLM 4.7 FlashXPortnox Cloud alternatives: Aruba ClearPass, FortiNAC, NordLayer NAC

Neither was named

9 of 14 modelsThe answer made no first choice from these two in this category.
Claude Haiku 4.5Fortinet FortiNAC alternatives: Microsoft Entra, Palo Alto Networks Prisma Access
GPT-5.4 miniCisco Identity Services Engine alternatives: Aruba ClearPass Policy Manager, Cisco Access Manager, Forescout, InfoExpress EasyNAC, Portnox Cloud
Gemini 3.5 FlashPortnox Cloud alternatives: Cloudflare Access, Fortinet FortiNAC, HPE Aruba ClearPass, SecureW2 JoinNow, Twingate
Grok 4.20Portnox Cloud alternatives: Forescout, HPE Aruba ClearPass
Mistral SmallOPSWAT MetaAccess, Portnox Cloud alternatives: NordLayer NAC
Qwen 3.7 FlashPortnox CLEAR alternatives: Fortinet FortiNAC, HPE Aruba ClearPass
MiniMax M2.5Portnox Cloud alternatives: NordLayer NAC, OPSWAT MetaAccess
GPT-6 LunaPortnox Cloud alternatives: Cisco Identity Services Engine, FortiNAC, HPE Aruba ClearPass
Muse Glimmer 30BPortnox Cloud alternatives: Cisco Identity Services Engine, Fortinet FortiNAC, HPE Aruba ClearPass, OPSWAT MetaAccess, macmon NAC

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
PacketFence leads by fourteen points.
PacketFence16%#2 of 11
Aruba ClearPass2%#6 of 11
The full small business standing →
Mid-marketThe figures above
PacketFence leads by nineteen points.
PacketFence20%#2 of 10
Aruba ClearPass2%#7 of 10
The full mid-market standing →
Enterprise
The order flips: Aruba ClearPass leads at enterprise.
Aruba ClearPass8%#4 of 7
PacketFence3%#– of 7
The full enterprise standing →

What the models said about PacketFence

Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Four of five in this category shown.

“Self-hosting shifts licensing savings into implementation and support effort” Perplexity Sonar · direct prompt · soft negative
“Best Overall Open-Source Option: PacketFence ... If you have an in-house IT engineer comfortable with Linux, start with PacketFence.” Gemini 3.5 Flash · budget prompt · first choice
“Tightest budget, technical staff available: PacketFence self-hosted free + optional paid support. Best cost, higher operational effort.” Muse Glimmer 30B · budget prompt · first choice
“The best network access control solution for a company with a limited budget is PacketFence, as it is free to use” Llama 4 Maverick · budget prompt · first choice

What the models said about Aruba ClearPass

Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Six of eight in this category shown.

“frequently mentioned as a solution to avoid due to its high cost and steep learning curve” Mistral Small · negative prompt · hard negative
“Skip Cisco ISE, Aruba ClearPass, or Forescout” Grok 4.20 · budget prompt · hard negative
“Outdated or poorly maintained NAC products (e.g., older versions of Cisco ISE, Aruba ClearPass, or generic 802.1X setups without ongoing updates)” Grok 4.20 · negative prompt · soft negative
“For most modern organizations, FortiNAC, Aruba ClearPass, or Palo Alto Prisma Access offer the best balance of features and flexibility.” GLM 4.7 FlashX · comparative prompt · first choice
“Aruba ClearPass — Consistently praised for reliability and integration” DeepSeek V4 Flash · negative prompt · first choice
“Best Overall Choice: Aruba ClearPass” GLM 4.7 FlashX · paraphrase prompt · first choice
Also compared

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.