AI Indexes
IT AI Index
Index › Security operations › Enterprise browsers › Island Enterprise Browser vs Microsoft Edge for Business
Enterprise browsers · October 2026 Edition

Island Enterprise Browser vs Microsoft Edge for Business

Six of fourteen models named Island Enterprise Browser first on the direct prompt; zero named Microsoft Edge for Business. Island Enterprise Browser was named by fourteen of the fourteen models and Microsoft Edge for Business by twelve and Island Enterprise Browser carries 56 labels and Microsoft Edge for Business 33, so the shares are not directly comparable.

Island Enterprise Browser

accepted challenger

Named in one category this edition.

Microsoft Edge for Business

accepted challenger

Named in one category this edition.

First-choice share24%14%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate20%3%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#2#3A position in a field of 11; printed, not drawn.
Labels5633A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, Island Enterprise Browser reading right to left. Rank and label count are printed, not drawn.Google Password Manager was named alongside these two in eleven of the fourteen direct answers. Google Password Manager vs Island Enterprise Browser · Google Password Manager vs Microsoft Edge for Business · Island Enterprise Browser vs Prisma Access Browser

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 enterprise browsers page.

By framing

How many of the fourteen models made each the first choice, per way of asking, and how many argued against it.
Island Enterprise BrowserFirst choices, of fourteen modelsMicrosoft Edge for Business
Direct603 against Island Enterprise Browser
Paraphrase432 against Island Enterprise Browser
Comparative55
Budget-constrained044 against Island Enterprise Browser
Scale-constrained41
Negative302 against Island Enterprise Browser · 1 against Microsoft Edge for Business
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, Island Enterprise Browser and Microsoft Edge for Business were named in the same answer ninety-three times, of the 167 answers naming Island Enterprise Browser and the 114 naming Microsoft Edge for Business. In those answers Microsoft Edge for Business took the first choice thirty-six times and Island Enterprise Browser twenty-seven.

Every model, every framing

The eighty-four answers behind the chart above, one cell each: where Island Enterprise Browser and Microsoft Edge for Business stood in it.
ModelDirectMEParaphraseMEComparativeMEBudget-constrainedMEScale-constrainedMENegativeME
Claude Haiku 4.5ME
GPT-5.4 miniMEME
Gemini 3.5 FlashMEMEMEMEME
Perplexity SonarMEME
Grok 4.1 FastMEMEME
Mistral SmallMEME
DeepSeek V4 FlashMEMEMEME
Llama 4 Maverick
Qwen 3.7 Flash
Kimi K2MEME
GLM 4.7 FlashXMEMEME
MiniMax M2.5ME
GPT-6 LunaMEMEME
Muse Glimmer 30BMEMEME
Island Enterprise BrowserME Microsoft Edge for Business first choice named as an alternative argued againstblank: not namedEach cell is one answer, Island Enterprise Browser on the left and Microsoft Edge for Business on the right.

The direct prompt

The plain question, one answer per model, grouped by where Island Enterprise Browser and Microsoft Edge for Business stood in it.

Island Enterprise Browser first, Microsoft Edge for Business an alternative

6 of 14 modelsMicrosoft Edge for Business was named in the answer but not as the choice, or not at all.
Claude Haiku 4.5Island Enterprise Browser, SURF Security Enterprise Browser alternatives: Google Password Manager, Microsoft Edge for Business, Palo Alto Networks Prisma Access Browser
GPT-5.4 miniIsland Enterprise Browser
Gemini 3.5 FlashIsland Enterprise Browser alternatives: Akamai Workforce Protector, CrowdStrike Falcon Seraphic, Google Password Manager, Microsoft Edge for Business, Prisma Access Browser
Qwen 3.7 FlashIsland Enterprise Browser alternatives: Check Point Harmony SASE, Microsoft Edge
MiniMax M2.5Island Enterprise Browser alternatives: Google Password Manager, Talon
Muse Glimmer 30BIsland Enterprise Browser alternatives: Google Password Manager, NordLayer Browser, Seraphic, Talon

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.
Perplexity SonarGoogle Password Manager alternatives: Island Enterprise Browser, Seraphic, Talon
Grok 4.1 FastGoogle Password Manager alternatives: CrowdStrike Falcon Seraphic, Microsoft Edge for Business, NordLayer Browser
Mistral SmallGoogle Password Manager alternatives: Island Enterprise Browser, Microsoft Edge for Business
DeepSeek V4 FlashGoogle Password Manager alternatives: Microsoft Edge for Business, Palo Alto Networks, Prisma Access Browser
GLM 4.7 FlashXGoogle Password Manager alternatives: Chrome Enterprise Core, Island Enterprise Browser, Seraphic
GPT-6 LunaPrisma Browser for Business alternatives: Edge for Business, Google Password Manager, Island Enterprise Browser

Neither was named

2 of 14 modelsThe answer made no first choice from these two in this category.
Llama 4 Maverickno first choice
Kimi K2Google Password Manager alternatives: Edge for Business, Surf 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
Microsoft Edge for Business leads by ten points.
Microsoft Edge for Business14%#2 of 9
Island Enterprise Browser3%#5 of 9
The full small business standing →
Mid-marketThe figures above
The order flips: Island Enterprise Browser leads at mid-market.
Island Enterprise Browser24%#2 of 11
Microsoft Edge for Business14%#3 of 11
The full mid-market standing →
Enterprise
Island Enterprise Browser leads by eighteen points.
Island Enterprise Browser35%#1 of 11
Microsoft Edge for Business18%#3 of 11
The full enterprise standing →

What the models said about Island Enterprise Browser

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

“its product pages are demo/quote-led rather than price-transparent, which makes it harder to call it the best fit for a tight budget” GPT-5.4 mini · budget prompt · soft negative
“Expensive — pricing starts in the low six figures for meaningful deployments, which is often too steep for mid-market budgets” DeepSeek V4 Flash · direct prompt · soft negative
“Many standalone enterprise browsers (like Island, Surf, or Mammoth) ... they introduce severe architectural and operational risks” Gemini 3.5 Flash · negative prompt · soft negative
“Some top secure browsers for enterprise work include Island, which offers a browser with built-in security policy, visibility, and data controls.” Llama 4 Maverick · scale prompt · first choice
“Opt for purpose-built enterprise browsers (e.g., Island, Venn) praised in 2024-2026 reviews for native policy enforcement” Grok 4.1 Fast · negative prompt · first choice
“Island or Palo Alto (Talon) are the top choices due to their comprehensive feature sets and proven scalability” Mistral Small · paraphrase prompt · first choice

What the models said about Microsoft Edge for Business

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

“they often need extra tooling for last-mile DLP, isolation, and deeper session controls” Perplexity Sonar · negative prompt · soft negative
“Chrome Enterprise and Edge for Business are strong choices if you want to keep the familiar Chromium experience and add management and DLP.” GLM 4.7 FlashX · comparative prompt · first choice
“Chrome Enterprise and Microsoft Edge for Business are cited as leading the competitive landscape in the enterprise browser market” Muse Glimmer 30B · comparative prompt · first choice
“Microsoft Edge for Business is inbox with Windows and requires no separate browser license. It's the lowest operational cost path” Muse Glimmer 30B · budget 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.