Zero trust network access · October 2026 Edition
Zscaler Private Access vs Check Point Harmony SASE
One of fourteen models named Zscaler Private Access first on the direct prompt; one named Check Point Harmony SASE. Zscaler Private Access was named by fourteen of the fourteen models and Check Point Harmony SASE by twelve and Zscaler Private Access carries 51 labels and Check Point Harmony SASE 30, so the shares are not directly comparable.
Named in three categories this edition.
Named in five categories this edition.
First-choice share3%2%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate45%33%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#6#8A position in a field of 11; printed, not drawn.
Labels5130A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, Zscaler Private Access reading right to left. Rank and label count are printed, not drawn.Cloudflare One was named alongside these two in thirteen of the fourteen direct answers. Twingate vs Zscaler Private Access · Twingate vs Check Point Harmony SASE · Cloudflare One vs Zscaler Private Access
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 zero trust network access page.
By framing
How many of the fourteen models made each the first choice, per way of asking, and how many argued against it.
Zscaler Private AccessFirst choices, of fourteen modelsCheck Point Harmony SASE
Direct115 against Zscaler Private Access
Paraphrase105 against Zscaler Private Access
Comparative801 against Check Point Harmony SASE
Budget-constrained001 against Zscaler Private Access · 1 against Check Point Harmony SASE
Scale-constrained004 against Zscaler Private Access
Negative008 against Zscaler Private Access · 8 against Check Point Harmony SASE
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 October 2026 Edition, Zscaler Private Access and Check Point Harmony SASE were named in the same answer fifty-two times, of the 209 answers naming Zscaler Private Access and the 142 naming Check Point Harmony SASE. In those answers Check Point Harmony SASE took the first choice one time and Zscaler Private Access eight.
Every model, every framing
The eighty-four answers behind the chart above, one cell each: where Zscaler Private Access and Check Point Harmony SASE 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 4.1 Fast | | | | | | |
| 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 | | | |
Zscaler Private Access Check Point Harmony SASE first choice named as an alternative argued againstblank: not namedEach cell is one answer, Zscaler Private Access on the left and Check Point Harmony SASE on the right.The direct prompt
The plain question, one answer per model, grouped by where Zscaler Private Access and Check Point Harmony SASE stood in it.
Zscaler Private Access first, Check Point Harmony SASE not the choice
1 of 14 modelsCheck Point Harmony SASE was named in the answer but not as the choice, or not at all.GPT-5.4 miniZscaler Private Access alternatives: Cloudflare One, Netskope One SSE, Prisma Access
Check Point Harmony SASE first, Zscaler Private Access an alternative
1 of 14 modelsZscaler Private Access was named in the answer but not as the choice, or not at all.Mistral SmallCheck Point Harmony SASE, Netskope Private Access alternatives: Cloudflare One, Twingate, Zscaler Private Access
Neither was the first choice, one was named
6 of 14 modelsThe answer put something else first and named one of the two as an alternative.Gemini 3.5 FlashTwingate alternatives: Cato Networks, Check Point Harmony SASE, Cloudflare One, Microsoft Entra Private Access
DeepSeek V4 FlashCloudflare One, Twingate alternatives: Cato Networks, Check Point Harmony SASE, NordLayer
Llama 4 MaverickCato Networks alternatives: Check Point Harmony SASE, OpenVPN CloudConnexa
Kimi K2Cloudflare One, Twingate alternatives: Cato Networks, Netskope Private Access, NordLayer, Zscaler Private Access
GLM 4.7 FlashXCato Networks alternatives: Check Point Harmony SASE, Cloudflare One, Fortinet FortiZTNA
Muse Glimmer 30BCloudflare One, Twingate alternatives: Cato Networks, Check Point Harmony SASE, Fortinet Universal ZTNA
Neither was named
6 of 14 modelsThe answer made no first choice from these two in this category.Claude Haiku 4.5Cato Networks, Twingate alternatives: Cloudflare One, NordLayer
Perplexity SonarCloudflare One, NordLayer alternatives: Cato Networks, Cisco Secure Access, Portnox
Grok 4.1 FastCloudflare One, Twingate alternatives: Cato Networks, Microsoft Entra Private Access, OpenVPN CloudConnexa
Qwen 3.7 FlashTwingate alternatives: Cloudflare One, Fortinet Universal ZTNA
MiniMax M2.5Cato Networks, Cloudflare One alternatives: Axis Security, Banyan Security, OpenVPN CloudConnexa
GPT-6 LunaCloudflare One alternatives: Microsoft Entra Private Access, Twingate
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
Check Point Harmony SASE leads by two points.
Check Point Harmony SASE2%#4 of 10Zscaler Private Access0%#10 of 10Mid-marketThe figures above
The order flips: Zscaler Private Access leads at mid-market.
Zscaler Private Access3%#6 of 11Check Point Harmony SASE2%#8 of 11Enterprise
Zscaler Private Access leads by fifty-three points.
Zscaler Private Access53%#1 of 8Check Point Harmony SASE0%#– of 8What the models said about Zscaler Private Access
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 Zscaler for mid-market: It's powerful but designed for Fortune 500 scale—complex, expensive, and often overkill” Kimi K2 · paraphrase prompt · hard negative
“ZTNA Vendors to Approach with Caution ... Zscaler ... CVE-2025-54982: A SAML authentication bypass” DeepSeek V4 Flash · negative prompt · hard negative
“CVE-2025-54982: SAML authentication bypass due to failure to validate signed assertions” Kimi K2 · negative prompt · hard negative
“Zscaler Private Access is the market-leading ZTNA solution, delivering inside-out connectivity that never exposes applications to the internet” Claude Haiku 4.5 · comparative prompt · first choice
“Complex, global enterprise needing high compliance | Zscaler Private Access | Robust, highly certified, and built for massive scale.” Gemini 3.5 Flash · comparative prompt · first choice
“Zscaler is often treated as the canonical pure-play ZTNA vendor... Choose Zscaler if you want a widely recognized ZTNA leader” GPT-5.4 mini · comparative prompt · first choice
What the models said about Check Point Harmony SASE
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Five of five in this category shown.
“Avoid or delay: Any vendor from the DEF CON research until you verify their remediation is architectural, not just patched” Kimi K2 · negative prompt · hard negative
“Hard-coded encryption keys (CVE-2025-3831) that exposed customer data through diagnostic logs” DeepSeek V4 Flash · negative prompt · hard negative
“When to avoid: If log security or crypto hygiene is critical.” Grok 4.1 Fast · negative prompt · hard negative
“Check Point Harmony SASE (formerly Perimeter 81) and Netskope ZTNA are the top recommendations” Mistral Small · direct prompt · first choice
“"Check Point Harmony SASE (formerly Perimeter 81) is a cloud-based zero-trust platform combining ZTNA with a Secure Web Gateway."” Muse Glimmer 30B · comparative prompt · alternative
Also compared
Twingate vs Zscaler Private AccessTwingate vs Check Point Harmony SASECloudflare One vs Zscaler Private AccessCloudflare One vs Check Point Harmony SASECato Networks vs Zscaler Private AccessCato Networks vs Check Point Harmony SASENordLayer vs Zscaler Private AccessNordLayer vs Check Point Harmony SASEOpenVPN CloudConnexa vs Zscaler Private AccessOpenVPN CloudConnexa vs Check Point Harmony SASEZscaler Private Access vs TailscaleTailscale vs Check Point Harmony SASEAll twenty-eight head-to-head pages and the full ZTNA 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.