Model Comparison
Gemini 3 Pro vs GPT-4.1 miniWhich is better in 2026?
Gemini 3 Pro significantly outperforms across most benchmarks. GPT-4.1 mini is 6.4x cheaper per token.
Verdict: Gemini 3 Pro vs GPT-4.1 mini — which is better?
Gemini 3 Pro (by Google) and GPT-4.1 mini (by OpenAI) are two of the AI models people compare most. Here is how they stack up on benchmarks, price and capabilities, and which one to pick in 2026.
Gemini 3 Pro outperforms in 6 benchmarks (AIME 2025, CharXiv-R, GPQA, Humanity's Last Exam, MMMLU, SWE-Bench Verified), while GPT-4.1 mini is better at 0 benchmarks. Gemini 3 Pro significantly outperforms across most benchmarks.
On price, GPT-4.1 mini is roughly 6.4x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.
Gemini 3 Pro also accepts a larger context window (1,048,576 input tokens), making it the stronger choice for long documents and large codebases.
Choose Gemini 3 Pro if…
- you want the strongest raw capability — it leads on 6 of 6 shared benchmarks
- you process long inputs — it offers a 1,048,576 token context window
- you want the most recent training data — it shipped Nov 2025
Choose GPT-4.1 mini if…
- cost matters — it's about 6.4x cheaper per token
Performance Benchmarks
Comparative analysis across standard metrics
Gemini 3 Pro outperforms in 6 benchmarks (AIME 2025, CharXiv-R, GPQA, Humanity's Last Exam, MMMLU, SWE-Bench Verified), while GPT-4.1 mini is better at 0 benchmarks.
Gemini 3 Pro significantly outperforms across most benchmarks.
Arena Performance
Human preference votes
Pricing Analysis
Price comparison per million tokens
For input processing, Gemini 3 Pro ($2.00/1M tokens) is 5.0x more expensive than GPT-4.1 mini ($0.40/1M tokens).
For output processing, Gemini 3 Pro ($12.00/1M tokens) is 7.5x more expensive than GPT-4.1 mini ($1.60/1M tokens).
In conclusion, Gemini 3 Pro is more expensive than GPT-4.1 mini.*
* Using a 3:1 ratio of input to output tokens
Context Window
Maximum input and output token capacity
Gemini 3 Pro accepts 1,048,576 input tokens compared to GPT-4.1 mini's 1,047,576 tokens. Gemini 3 Pro can generate longer responses up to 65,536 tokens, while GPT-4.1 mini is limited to 32,768 tokens.
Input Capabilities
Supported data types and modalities
Both Gemini 3 Pro and GPT-4.1 mini support multimodal inputs.
They are both capable of processing various types of data, offering versatility in application.
Gemini 3 Pro
GPT-4.1 mini
License
Usage and distribution terms
Both models are licensed under proprietary licenses.
Both models have usage restrictions defined by their respective organizations.
Proprietary
Closed source
Proprietary
Closed source
Release Timeline
When each model was launched
Gemini 3 Pro was released on 2025-11-18, while GPT-4.1 mini was released on 2025-04-14.
Gemini 3 Pro is 7 months newer than GPT-4.1 mini.
Nov 18, 2025
6 months ago
7mo newerApr 14, 2025
1.1 years ago
Knowledge Cutoff
When training data ends
Gemini 3 Pro has a knowledge cutoff of 2025-01-31, while GPT-4.1 mini has a cutoff of 2024-05-31.
Gemini 3 Pro has more recent training data (up to 2025-01-31), making it potentially better informed about events through that date compared to GPT-4.1 mini (2024-05-31).
Jan 2025
8 mo newerMay 2024
Provider Availability
Gemini 3 Pro is available from Google. GPT-4.1 mini is available from OpenAI.
Gemini 3 Pro
GPT-4.1 mini
Outputs Comparison
Key Takeaways
Gemini 3 Pro
View detailsGPT-4.1 mini
View detailsOpenAI
Detailed Comparison
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FAQ
Common questions about Gemini 3 Pro vs GPT-4.1 mini.