Gemini 3.1 Pro vs GPT-5.4 nano
Side-by-side benchmark comparison across coding, math, reasoning, speed, and pricing.
Gemini 3.1 Pro by Google wins on 5 of 9 benchmarks against GPT-5.4 nano by OpenAI, which leads on 4. This head-to-head comparison covers coding, math, reasoning, speed, and pricing metrics from our benchmark data.
Category-by-Category Breakdown
General Intelligence: In general intelligence, Gemini 3.1 Pro scores 30.4 on AA Intelligence Index compared to GPT-5.4 nano's 21.2.
Coding: In coding, Gemini 3.1 Pro scores 68.8 on AA Coding Index compared to GPT-5.4 nano's 56.1.
Reasoning: In reasoning, Gemini 3.1 Pro scores 94.4% on GPQA Diamond compared to GPT-5.4 nano's 77.9%, while GPT-5.4 nano scores 17.7 on AA Agentic Index compared to Gemini 3.1 Pro's 10.3, while Gemini 3.1 Pro scores 75.3% on τ²-Bench Airline compared to GPT-5.4 nano's 67.0%.
Context: In context, Gemini 3.1 Pro scores 1.0M on Context Length compared to GPT-5.4 nano's 400K.
Pricing Comparison
Gemini 3.1 Pro costs $2.0/1M input tokens and $12.0/1M output tokens, while GPT-5.4 nano costs $0.20/1M input and $1.3/1M output. GPT-5.4 nano is the more affordable option for API usage.
Verdict
GPT-5.4 nano leads across the board in affordability, making it the stronger overall choice in this comparison.
View Individual Model Pages
Gemini 3.1 Pro vs GPT-5.4 nano — FAQ
Which is better, Gemini 3.1 Pro or GPT-5.4 nano?
Gemini 3.1 Pro wins on more benchmarks overall (5 vs 4). 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 nano 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 nano?
Yes, GPT-5.4 nano is cheaper. Gemini 3.1 Pro costs $2.0/1M input and $12.0/1M output tokens. GPT-5.4 nano costs $0.20/1M input and $1.3/1M output tokens.
Which is faster, Gemini 3.1 Pro or GPT-5.4 nano?
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 nano comparison cover?
This comparison covers 9 benchmarks including GPQA Diamond, Input Cost, Output Cost, Context Length, AA Intelligence Index, AA Coding Index, AA Agentic Index, Cached Input Cost, and more. Metrics span general intelligence, coding, math, reasoning, speed, and cost categories.