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Gemini 3.1 Pro Preview vs GPT-5.4 Mini

Head to head on 30 shared benchmarks, with price, context window, and release dates.

Benchmark scores

48

evals · sort by any column, ⤢ to expand fullscreen

Model
Gemini 3.1 Pro Preview

Google (Alphabet Inc.)

12.3%64.5%73.1%22.8%1489elo68.243.0%36.9%94.1%47.0%77.1%84.4%82.4%76.5%78.5%79.1%85.4%91.0%84.0%69.4%26.0%48.7%58.9%72.9%53.8%79.441.9%56.1%32.0%95.6%76.8%26.5%222.0%1142elo42.5%16.7%1314elo93.2%15.1%0.0%86.3%59.1%76.1%76.2%72.7%54.2%70.7%58.9%
GPT-5.4 Mini

OpenAI

37.0%60.9%21.2%3.9%1662elo7345.4%28.3%60.6%5.9%38.8%80.3%70.9%71.6%70.9%60.3%71.5%78.6%72.5%63.5%21.0%50.8%39.6%71.2%18.2%61.739.6%54.2%48.0%23.4%------------------48.4%
2 / 2 models
AttributeGemini 3.1 Pro Preview

Google (Alphabet Inc.)

GPT-5.4 Mini

OpenAI

DescriptionGemini 3.1 Pro Preview is an AI model from Google (Alphabet Inc.).GPT-5.4 mini is an AI model from OpenAI.
FamilyGeminiGPT
Params--
Open weights-closed
License-proprietary
Released19 Feb 202617 Mar 2026
Context1,048,576400,000
Input $/1M$2.00$0.75
Output $/1M$12.00$4.50
Cache read $/1M$0.200$0.075
Cache write $/1M$0.375-
Speed122 tok/s0 tok/s
Latency20.68 s0.00 s
Modalitiesaudio, file, image, text, videofile, image, text
Providers--
PublisherGoogle (Alphabet Inc.)OpenAI
Reported scores
GPQA Diamond60.6% (AA)
IFBench38.8% (AA)
SciCode39.6% (AA)

FAQ

Is Gemini 3.1 Pro Preview or GPT-5.4 Mini better?
Across the 30 benchmarks both models report on Sophon, Gemini 3.1 Pro Preview leads on 24 of them. Which one is "better" depends on the benchmark - the table above shows every shared score.
How do Gemini 3.1 Pro Preview and GPT-5.4 Mini compare on GPQA Diamond?
Gemini 3.1 Pro Preview scores 94.1% and GPT-5.4 Mini scores 60.6% on GPQA Diamond.
Which is cheaper, Gemini 3.1 Pro Preview or GPT-5.4 Mini?
GPT-5.4 Mini is cheaper at $4.50 per million output tokens against $12.00 for Gemini 3.1 Pro Preview - about 2.7x.
When were Gemini 3.1 Pro Preview and GPT-5.4 Mini released?
Gemini 3.1 Pro Preview was released 19 Feb 2026 by Google (Alphabet Inc.). GPT-5.4 Mini was released 17 Mar 2026 by OpenAI.

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