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Comparison

Microsoft Copilot: Your AI companion vs Perplexity

Microsoft Copilot: Your AI companion and Perplexity both land on Depends.

Microsoft Copilot: Your AI companion versus Perplexity
CompareMicrosoft Copilot: Your AI companionPerplexity
VerdictDependsDepends
Best forMicrosoft 365-heavy officesQuick cited research
Who it's not forAnyone wanting a standalone chatbotSecurity-sensitive teams eyeing the Comet browser
PrivacyActively targeted by researchers; critical one-click flaw CVE-2026-24301 was patched and the bug bounty was expanded.⁸Several public vulnerabilities, mostly in the Comet browser; vendor runs a disclosure program and security page.
Support qualityNo support evidence in sources.Customer service complaints documented on Facebook
Public sentimentReddit users question Copilot's value versus rival chatbots and gripe about pushy placement and surprise billing.⁴Users like the speed, clean interface, and cited answers, but Reddit sentiment on Pro's value turned sharply negative in 2025-2026.15
Biggest gotchaThe $30 fee is per user, per month, on top of existing Microsoft 365 licenses.³Top complaint is Pro usage limits; one user pegged effective cost near $1/query

Pick Microsoft Copilot: Your AI companion when

  • Microsoft 365-heavy offices
  • Windows 11 users
  • Drafting email, docs, and meetings
  • Enterprises already licensed for M365

When Microsoft Copilot: Your AI companion is not a fit

  • Anyone wanting a standalone chatbot
  • Google Workspace shops
  • Budget teams balking at $30/user/month
  • Teams avoiding AI reading company email

Pick Perplexity when

  • Quick cited research
  • Casual fact-checkers
  • Non-technical researchers
  • Free-tier search users

When Perplexity is not a fit

  • Security-sensitive teams eyeing the Comet browser
  • Heavy daily users who hate usage caps
  • Buyers expecting $20/month Pro to feel worth it
  • Orgs sensitive to vendor crawling ethics

Sources

  1. Microsoft Copilot: Your AI companion (official)copilot.microsoft.com
    official
  2. Microsoft Copilot | AI Tools for Organizationsmicrosoft.com
    official
  3. You must pay for the Copilot add-on ($30 per user per month)threads.com
    news
  4. Not convinced this is worth it over any other AI chatbotreddit.com
    review
  5. What do you use Microsoft365 Copilot for?reddit.com
    review
  6. Microsoft CoPilot billing scamreddit.com
    review
  7. Microsoft Edge begs you to use Copilot AI instead of ChatGPTreddit.com
    review
  8. Microsoft finally patches critical one-click Copilot flawlinkedin.com
    security
  9. EchoLeak: Microsoft Copilot is not your friendevokesecurity.com
    security
  10. Microsoft expands Copilot bug bounty programwindowsforum.com
    security
  11. Joos uses Copilot for Microsoft 365 case studyenterpriseti.com
    news
  12. A quick guide to Microsoft Copilot solutionsstrategy365.co.uk
    review
  13. Perplexity Pricingperplexity.ai
    official
  14. Perplexity Enterpriseperplexity.ai
    official
  15. Perplexity Reviews . G2g2.com
    review
  16. My In-Depth Perplexity AI Reviewlearn.g2.com
    review