Gemini 3 Pro vs GPT-5.4 mini

Side-by-side benchmark comparison across coding, math, reasoning, speed, and pricing.

Gemini 3 Pro by Google and GPT-5.4 mini by OpenAI are evenly matched across 4 benchmarks. This head-to-head comparison covers coding, math, reasoning, speed, and pricing metrics from our benchmark data.

Category-by-Category Breakdown

Reasoning: In reasoning, Gemini 3 Pro scores 91.9% on GPQA Diamond compared to GPT-5.4 mini's 83.7%.

Context: In context, Gemini 3 Pro scores 1.0M on Context Length compared to GPT-5.4 mini's 400K.

Pricing Comparison

Gemini 3 Pro costs $2.0/1M input tokens and $12.0/1M output tokens, while GPT-5.4 mini costs $0.75/1M input and $4.5/1M output. GPT-5.4 mini is the more affordable option for API usage.

Verdict

GPT-5.4 mini leads across the board in affordability, making it the stronger overall choice in this comparison.

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Gemini 3 Pro vs GPT-5.4 mini — FAQ

Which is better, Gemini 3 Pro or GPT-5.4 mini?

Gemini 3 Pro and GPT-5.4 mini are evenly matched across benchmarks. The best choice depends on your specific priorities such as coding ability, speed, or pricing.

How does Gemini 3 Pro compare to GPT-5.4 mini for coding?

SWE-bench Verified data is not available for both models. Check the detailed comparison charts above for other coding-related metrics.

Is Gemini 3 Pro cheaper than GPT-5.4 mini?

Yes, GPT-5.4 mini is cheaper. Gemini 3 Pro costs $2.0/1M input and $12.0/1M output tokens. GPT-5.4 mini costs $0.75/1M input and $4.5/1M output tokens.

Which is faster, Gemini 3 Pro or GPT-5.4 mini?

Output speed data is not available for both models. Check the speed section of the comparison above for available performance data.

What benchmarks does the Gemini 3 Pro vs GPT-5.4 mini comparison cover?

This comparison covers 4 benchmarks including GPQA Diamond, Input Cost, Output Cost, Context Length. Metrics span general intelligence, coding, math, reasoning, speed, and cost categories.