Gemini 2.5
Our most intelligent AI model
OpenAI o3-mini
New reasoning models from OpenAI
Updated February 2026
| Gemini 2.5 | OpenAI o3-mini | |
|---|---|---|
| Rating | 5.0★ | 5.0★ |
| Reviews | 54 | 1 |
| Pros | 11 | 0 |
| FactScore™ | 87 | 15.1 |
FactScore™ Comparison
FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.
Pros & Cons
Only in Gemini 2.5 — Pros
Large context window Fast performance Computer vision Multi-modal AI Competitive pricing Creative problem-solving High accuracy No usage limits Reliable performance Structured output capabilities Time-savingBoth tools — Pros
—Only in OpenAI o3-mini — Pros
No unique pros listedOnly in Gemini 2.5 — Cons
—Both tools — Cons
—Only in OpenAI o3-mini — Cons
—Details
| Gemini 2.5 | OpenAI o3-mini | |
|---|---|---|
| Categories | Foundation Models | Foundation Models |
| Platforms | Web | Web |
| Became Popular | March 26, 2025 | February 1, 2025 |
| Website | blog.google | chatgpt.com |
Who Should Pick Which?
Choose Gemini 2.5 if...
- Large context window
- Fast performance
- Computer vision
Choose OpenAI o3-mini if...
- No unique pros listed
With a FactScore™ of 87 vs 15.1, Gemini 2.5 leads in community reception. Gemini 2.5 uniquely offers Large context window and Fast performance, while OpenAI o3-mini stands out for No unique pros listed.
What Users Say
Gemini 2.5
No reviews yet
OpenAI o3-mini
o3-mini has been super helpful for our ODRR tool, it produced absolutely on-point results most of the times, we tried other models, but o3-mini in the end was the most cost effective and accurate m...
Related Comparisons
Frequently Asked Questions
Which is better, Gemini 2.5 or OpenAI o3-mini?
Based on FactScore™, Gemini 2.5 leads with a score of 87 vs 15.1. Gemini 2.5 has a higher rating of 5.0★ compared to 5.0★.
What are the pros of Gemini 2.5 compared to OpenAI o3-mini?
Gemini 2.5 uniquely offers: Large context window, Fast performance, Computer vision, Multi-modal AI, Competitive pricing.
What are the pros of OpenAI o3-mini compared to Gemini 2.5?
OpenAI o3-mini uniquely offers: No unique pros listed.
Is Gemini 2.5 better rated than OpenAI o3-mini?
Gemini 2.5 is rated 5.0★ from 54 reviews. OpenAI o3-mini is rated 5.0★ from 1 reviews.
What is the FactScore™ of Gemini 2.5 and OpenAI o3-mini?
FactScore™ weighs rating and review volume together. Gemini 2.5 scores 87 and OpenAI o3-mini scores 15.1.
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