All tasks / Comparisons
ChatGPT vs Microsoft 365 Copilot
Compared only on public benchmark results, across the 3 tasks where both are listed: ChatGPT is a tier higher in 2 of 3 shared tasks, they share a tier in 1.
ChatGPT
OpenAI's chat assistant on web, desktop and mobile, built on its GPT model family.
- Vendor
- OpenAI
- Kind
- Apps
- Runs
- Cloud
- Price
- Free tier · from $20/mo
- Skill level
- Beginner: works out of the box
- Open source
- No
- Last verified
- 18 Oct 2026
Microsoft 365 Copilot
Copilot built into Word, Excel, PowerPoint, Outlook and Teams for drafting, data analysis, slide creation and meeting recaps.
- Vendor
- Microsoft
- Kind
- Apps
- Runs
- Cloud
- Price
- From $25/mo
- Skill level
- Beginner: works out of the box
- Open source
- No
- Last verified
- 18 Oct 2026
Task by task
| Task | ChatGPT | Microsoft 365 Copilot | Higher tier |
|---|---|---|---|
| Writing Apps | Avia GPT-6.1 Sol · Cloud | –No public result yet · Cloud | ChatGPT |
| Data analysis Apps | C45.5% on SpreadsheetBench (V1 full, 912 tasks) · Cloud | C57.2% on SpreadsheetBench (V1 full, 912 tasks) · Cloud | Same tier |
| Slides & presentations Apps | Avia GPT-6 Astra · Cloud | –No public result yet · Cloud | ChatGPT |
A tier spans a range of scores, and small gaps on a leaderboard are often within its margin of error, so only a different tier counts as ahead. How we rank.
Same benchmark, both results
| Benchmark | ChatGPT | Microsoft 365 Copilot | Snapshot |
|---|---|---|---|
| SpreadsheetBench (V1 full, 912 tasks) Overall Pass@1 across 912 real-world spreadsheet questions and 2,729 test spreadsheets, higher is better | 45.5% | 57.2% | 18 Oct 2026 |