Gemini 3 Pro Preview vs. GPT-5.4 Mini: The Battle for Efficiency (2026)
A head-to-head comparison of Google's Gemini 3 Pro Preview and OpenAI's GPT-5.4 Mini, analyzing their strengths in quality, speed, and price.
The LLM arena is heating up in early 2026. Today we pit Gemini 3 Pro Preview against GPT-5.4 Mini to help you choose the right model for your needs.
Overall Performance
Both models are closely matched in overall quality, with Gemini 3 Pro Preview scoring 48.4 and GPT-5.4 Mini scoring 48.1. However, the devil is in the details, with each model exhibiting strengths in different areas.
Quality Breakdown
- Gemini 3 Pro Preview excels in Math with an impressive 95.7.
- GPT-5.4 Mini edges out Gemini in Coding, scoring 51.5 compared to Gemini's 46.5.
Speed and Price
| Model | Quality | Price | Speed |
|---|---|---|---|
| Gemini 3 Pro Preview | 48.4 | $4.50/1M | 113 tok/s |
| GPT-5.4 Mini | 48.1 | $1.69/1M | 254 tok/s |
GPT-5.4 Mini boasts a significantly faster speed of 254 tok/s compared to Gemini 3 Pro Preview's 113 tok/s. GPT-5.4 Mini is also far cheaper at $1.69/1M tokens, versus Gemini's $4.50/1M.
Use Case Analysis
Let’s examine how these models stack up in different scenarios:
Coding
For coding tasks, GPT-5.4 Mini is the winner due to its higher coding quality score (51.5) compared to Gemini's (46.5).
General Use
The models are closely matched in general quality. However, GPT-5.4 Mini's significantly lower price and faster speed make it the better choice for general use cases.
Budget-Conscious Users
GPT-5.4 Mini is the clear winner for budget-conscious users. Its price of $1.69/1M tokens is significantly lower than Gemini 3 Pro Preview's $4.50/1M.
Enterprise Use
While Gemini 3 Pro Preview's math capabilities are impressive, the overall value proposition of GPT-5.4 Mini (speed and price) make it more attractive for enterprise applications.
Recommendation
GPT-5.4 Mini emerges as the winner for most use cases, primarily due to its superior speed and significantly lower price. While Gemini 3 Pro Preview has strengths in math, GPT-5.4 Mini’s overall performance and cost-effectiveness make it the better choice for coding, general use, and budget-conscious users.
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