Gemini 3.1 Pro vs GPT-5.4
Side-by-side benchmark comparison across coding, math, reasoning, speed, and pricing.
Gemini 3.1 Pro by Google wins on 6 of 9 benchmarks against GPT-5.4 by OpenAI, which leads on 3. This head-to-head comparison covers coding, math, reasoning, speed, and pricing metrics from our benchmark data.
Category-by-Category Breakdown
Coding: In coding, GPT-5.4 scores 71.1 on AA Coding Index compared to Gemini 3.1 Pro's 68.8, while Gemini 3.1 Pro scores 1256 on Design Arena ELO compared to GPT-5.4's 1201, while Gemini 3.1 Pro scores 1246 on Website Arena ELO compared to GPT-5.4's 1210.
Reasoning: In reasoning, Gemini 3.1 Pro scores 94.4% on GPQA Diamond compared to GPT-5.4's 90.3%, while GPT-5.4 scores 75.7% on τ²-Bench Airline compared to Gemini 3.1 Pro's 75.3%.
Context: In context, GPT-5.4 scores 1.1M on Context Length compared to Gemini 3.1 Pro's 1.0M.
Pricing Comparison
Gemini 3.1 Pro costs $2.0/1M input tokens and $12.0/1M output tokens, while GPT-5.4 costs $2.5/1M input and $15.0/1M output. Gemini 3.1 Pro is the more affordable option for API usage.
Verdict
Gemini 3.1 Pro leads across the board in affordability, making it the stronger overall choice in this comparison.
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Gemini 3.1 Pro vs GPT-5.4 — FAQ
Which is better, Gemini 3.1 Pro or GPT-5.4?
Gemini 3.1 Pro wins on more benchmarks overall (6 vs 3). However, the best choice depends on your specific needs — each model excels in different areas.
How does Gemini 3.1 Pro compare to GPT-5.4 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 3.1 Pro cheaper than GPT-5.4?
Yes, Gemini 3.1 Pro is cheaper. Gemini 3.1 Pro costs $2.0/1M input and $12.0/1M output tokens. GPT-5.4 costs $2.5/1M input and $15.0/1M output tokens.
Which is faster, Gemini 3.1 Pro or GPT-5.4?
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 3.1 Pro vs GPT-5.4 comparison cover?
This comparison covers 9 benchmarks including GPQA Diamond, Input Cost, Output Cost, Context Length, AA Coding Index, Cached Input Cost, Design Arena ELO, τ²-Bench Airline, and more. Metrics span general intelligence, coding, math, reasoning, speed, and cost categories.