Microsoft Copilot vs Grok: Which AI Tool Should You Use?

Microsoft Copilot and Grok compared side by side: pricing, platforms, features, pros and cons, from the facts in our listings.

Microsoft Copilot

Microsoft's everyday AI companion for chat and creation

92/100Our scoreAccess 22/25 · Platforms 16/20 · Features 20/20 · Use cases 10/10 · Pricing transparency 15/15 · Adoption 9/10How we score
Visit Microsoft Copilot

Grok

xAI's assistant with real-time answers from the web and X

88/100Our scoreAccess 22/25 · Platforms 12/20 · Features 20/20 · Use cases 10/10 · Pricing transparency 15/15 · Adoption 9/10How we score
Visit Grok
FeatureMicrosoft CopilotGrok
Our score92/10088/100
PricingFreemium · from $19.99/month (Microsoft 365 Premium, US)Freemium · from $8/month (X Subscription Plus)
PlatformsWeb, iOS, Android, WindowsWeb, iOS, Android
CategoriesAI Chatbots & Assistants, AI Productivity ToolsAI Chatbots & Assistants, AI Research & Search
Key features
  • AI chat for questions and writing
  • Image creation
  • Prompt library
  • Apps for Windows and mobile
  • Real-time web and X search
  • Image creation with Imagine
  • Coding help
  • Slash commands
Best for
  • Getting quick answers while browsing
  • Creating images for social posts
  • Summarising and rewriting text
  • Following breaking news
  • Creating images from prompts
  • Asking coding questions
Pros
  • Free plan available to get started
  • Available on iOS, Android, Windows
  • Free plan available to get started
  • Available on iOS, Android
Cons
  • Advanced features and higher limits need a paid plan
  • Higher limits come with Microsoft 365 Premium at $19.99/month (US); Copilot Pro is no longer sold
  • Advanced features and higher limits need a paid plan
  • Latest Grok models need X Subscription Premium at $30/month; Plus is $8/month
Last checkedOctober 22, 2026October 22, 2026

Which should you choose?

  • Choose Microsoft Copilot if you mainly need getting quick answers while browsing.
  • Choose Grok if you mainly need following breaking news.
  • Both run on Web, iOS, Android.

Our score is calculated from the facts in each listing with a published rubric (how we score); it is not a hands-on benchmark. Confirm prices on the official sites before you buy.

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