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Communications archiving and compliance · November 2026 Edition

Mimecast Cloud Archive vs Google Vault

Two of fourteen models named Mimecast Cloud Archive first on the direct prompt; zero named Google Vault. Both were named by all fourteen models and Mimecast Cloud Archive carries 44 labels and Google Vault 29, so the shares are not directly comparable.

Mimecast Cloud Archive

accepted challenger

Named in one category this edition.

Google Vault

accepted challenger

Named in one category this edition.

First-choice share7%4%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate9%14%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#4#6A position in a field of 13; printed, not drawn.
Labels4429A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, Mimecast Cloud Archive reading right to left. Rank and label count are printed, not drawn.Smarsh Enterprise Archive was named alongside these two in ten of the fourteen direct answers. Smarsh Enterprise Archive vs Mimecast Cloud Archive · Smarsh Enterprise Archive vs Google Vault · Microsoft Purview vs Mimecast Cloud Archive

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 communications archiving and compliance page.

By framing

How many of the fourteen models made each the first choice, per way of asking, and how many argued against it.
Mimecast Cloud ArchiveFirst choices, of fourteen modelsGoogle Vault
Direct20
Paraphrase21
Comparative001 against Mimecast Cloud Archive
Budget-constrained01
Scale-constrained001 against Google Vault
Negative003 against Mimecast Cloud Archive · 3 against Google Vault
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, Mimecast Cloud Archive and Google Vault were named in the same answer forty-one times, of the 112 answers naming Mimecast Cloud Archive and the 73 naming Google Vault. In those answers Google Vault took the first choice nine times and Mimecast Cloud Archive two.

Every model, every framing

The eighty-four answers behind the chart above, one cell each: where Mimecast Cloud Archive and Google Vault 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
Mimecast Cloud Archive Google Vault first choice named as an alternative argued againstblank: not namedEach cell is one answer, Mimecast Cloud Archive on the left and Google Vault on the right.

The direct prompt

The plain question, one answer per model, grouped by where Mimecast Cloud Archive and Google Vault stood in it.

Mimecast Cloud Archive first, Google Vault an alternative

2 of 14 modelsGoogle Vault was named in the answer but not as the choice, or not at all.
Grok 4.20Mimecast Cloud Archive alternatives: Pagefreezer, Smarsh Enterprise Archive, Theta Lake
DeepSeek V4 FlashMimecast Cloud Archive alternatives: Global Relay Archive, Google Vault, MailStore Server, Smarsh Enterprise Archive

Neither was the first choice, one was named

8 of 14 modelsThe answer put something else first and named one of the two as an alternative.
Claude Haiku 4.5Smarsh Enterprise Archive alternatives: ComplyKEY MailMeter, Jatheon Enterprise Data Archiving Solution, MailStore Server, Mimecast Cloud Archive
Gemini 3.5 FlashSmarsh Enterprise Archive alternatives: Global Relay Archive, Jatheon, Mimecast Cloud Archive, Theta Lake
Qwen 3.7 FlashMicrosoft Purview alternatives: Google Vault, Intradyn, MessageWatcher, Mimecast Cloud Archive, OpenText™ Core Business Communication Archive
Kimi K2Smarsh Professional Archive alternatives: Barracuda Message Archiver, Jatheon, Mimecast Cloud Archive
GLM 4.7 FlashXSmarsh Enterprise Archive alternatives: MailStore Server, Microsoft Purview, Mimecast Cloud Archive, OpenText Core Business Communication Archive
MiniMax M2.5Smarsh Professional Archive alternatives: Barracuda Message Archiver, Global Relay Archive, Microsoft Purview, Mimecast Cloud Archive
GPT-6 LunaMicrosoft Purview alternatives: Mimecast Cloud Archive, Nuclei, Proofpoint Enterprise Archive, Smarsh Enterprise Archive
Muse Glimmer 30BSmarsh Enterprise Archive alternatives: Global Relay Archive, Jatheon, Mimecast Cloud Archive

Neither was named

4 of 14 modelsThe answer made no first choice from these two in this category.
GPT-5.4 miniProofpoint Enterprise Archive, Smarsh Enterprise Archive alternatives: Archive360, Barracuda Cloud Archiving Service, Nuclei Discovery & Archive Suite
Perplexity SonarOpenText Core Business Communication Archive alternatives: Barracuda Cloud Archiving Service, Jatheon, Smarsh Enterprise Archive, SteelEye
Mistral SmallSmarsh Enterprise Archive alternatives: MessageWatcher, OpenText Core Business Communication Archive, Theta Lake
Llama 4 Maverickno first choice

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
Google Vault leads by twenty points.
Google Vault20%#1 of 12
Mimecast Cloud Archive0%#10 of 12
The full small business standing →
Mid-marketThe figures above
The order flips: Mimecast Cloud Archive leads at mid-market.
Mimecast Cloud Archive7%#4 of 13
Google Vault4%#6 of 13
The full mid-market standing →
Enterprise
Mimecast Cloud Archive leads by nine points.
Mimecast Cloud Archive9%#3 of 10
Google Vault0%#– of 10
The full enterprise standing →

What the models said about Mimecast Cloud Archive

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

“Also flagged with a 47% negative rate for small businesses, indicating potential issues with reliability or user experience.” Mistral Small · negative prompt · hard negative
“similar email-focused products may be inadequate if you must retain Teams, Slack, WhatsApp, SMS, voice, social media, or trader communications” Perplexity Sonar · negative prompt · soft negative
“Generally rated but some users report limitations compared to alternatives.” GLM 4.7 FlashX · negative prompt · soft negative
“or Mimecast if you need broader multi-channel archiving (especially if using Slack and Teams together)” MiniMax M2.5 · paraphrase prompt · first choice
“Microsoft Purview (if on M365) OR Mimecast Cloud Archive (if you need broader channel coverage” Kimi K2 · paraphrase prompt · first choice
“I'd recommend Mimecast Cloud Archive as the best overall choice” DeepSeek V4 Flash · direct prompt · first choice

What the models said about Google Vault

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 relying solely on native archiving tools like Google Vault or Microsoft Purview for strict compliance.” Mistral Small · negative prompt · hard negative
“Built-in tools like Microsoft Purview, Microsoft Teams archiving, or Google Vault alone: These are frequently criticized for critical blind spots.” Grok 4.20 · negative prompt · soft negative
“Purview and Google Vault can be appropriate inside a single ecosystem, but they may not cover cross-platform capture” Perplexity Sonar · negative prompt · soft negative
“Best Overall Value: Native Ecosystem Archiving ... Built directly into Business Plus and Enterprise plans” Gemini 3.5 Flash · budget prompt · first choice
“Start by evaluating Microsoft Purview or Google Vault (depending on your provider).” Qwen 3.7 Flash · paraphrase prompt · first choice
“For Google Workspace users, Google Vault for archiving is available in Business Plus ($18/user/month) and Enterprise plans” Claude Haiku 4.5 · paraphrase prompt · alternative
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.