Our pickChatGPT
Microsoft Copilot
Tier-list head-to-head. ChatGPT takes the A-tier slot — here's the breakdown.
Spec sheet
| ChatGPT | Microsoft Copilot | |
|---|---|---|
| Tier | A-tierwin | B-tier |
| Overall score | 8.8 / 10win | 7.5 / 10 |
| Free tier | Yes | Yes |
| Starting price | $0 | $0 |
| Best for | Everyone. | Users already deep in the Microsoft ecosystem who want free GPT-4 access with web search built in. |
| Last reviewed | 2026-05-07 | 2026-04-21 |
Head-to-head
Rated 1-10 on the same rubric across all 130 tools we cover.
Vibe check
How each tool actually sounds when you talk to it.
“The eager generalist”
“The work-safe assistant”
What you'll pay
Look past the headline number -- entry-tier limits drive most cost surprises.
Free tier available
Free tier available
GPT-5.5 (launched 2026-04-23; scores below are the GPT-5.4 baseline -- GPT-5.5 launch benchmarks per OpenAI are logged in Known Issues, pending third-party verification) benchmarks — Microsoft Copilot has no published benchmarks
| Benchmark | Description | Score |
|---|---|---|
| MMLU | Knowledge across 57 subjects | 91% |
| GPQA Diamond | Graduate-level science questions | 92.8% |
| AIME 2024 | Competition math problems | 83.3% |
| HumanEval | Python code generation | 95% |
| SWE-bench | Real GitHub issue fixing | 72% |
| ARC-AGI | Abstract reasoning puzzles | 73.3% |
The decision
Use-case anchors and category strengths, side by side.
Everyone. Seriously -- if you're new to AI or want the most complete all-in-one package, ChatGPT is the default recommendation.
Visit ChatGPTUsers already deep in the Microsoft ecosystem who want free GPT-4 access with web search built in.
Visit Microsoft CopilotBottom line
ChatGPT is the clear winner: 8.8/10 (A-tier) versus 7.5/10 (B-tier). Microsoft Copilot isn't a bad tool, but on every category that drives the overall score, ChatGPT comes out ahead. The tier gap is repeatable -- not methodology noise -- and the day-to-day experience reflects it.
Pricing-wise, both tools have a free tier (ChatGPT starts $0, Microsoft Copilot starts $0), so you can test either without committing. Compare what each free tier actually unlocks -- usage caps, model access, and feature gates differ a lot more than the headline price suggests, especially as both vendors have tightened limits in 2026.
By use case: pick ChatGPT when everyone. Pick Microsoft Copilot when users already deep in the microsoft ecosystem who want free gpt-4 access with web search built in. The two tools aren't fighting for the same person -- they're aiming at adjacent jobs that occasionally overlap. If you're squarely in ChatGPT's lane, the tier-list ranking and the use-case fit point the same direction; if you're in Microsoft Copilot's lane, the score gap matters less than the fit.
Bottom line: ChatGPT is the better tool for most people right now. Pick Microsoft Copilot only when users already deep in the microsoft ecosystem who want free gpt-4 access with web search built in -- that's its lane, and inside that lane it still earns its place.
Keep digging
Full ChatGPT review
Tier A · 8.8/10
Full Microsoft Copilot review
Tier B · 7.5/10
ChatGPT alternatives
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Microsoft Copilot alternatives
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Built from our daily AI-tool sweep, last touched May 7, 2026. Honest tier-list reviews — no affiliate-link pieces disguised as advice. See the rubric or how we review.