What is the difference between Gemini 3.1 Pro Preview and GPT-5.4?

Gemini 3.1 Pro Preview is developed by Google AI while GPT-5.4 is developed by OpenAI. Gemini 3.1 Pro Preview has a 1.0M token context window vs GPT-5.4's 1.1M. in 6 community votes on Rival, Gemini 3.1 Pro Preview wins 100% of head-to-head matchups. These results are based on blind head-to-head voting across 53 challenges.

Which is better, Gemini 3.1 Pro Preview or GPT-5.4?

Based on 6 community votes on Rival, Gemini 3.1 Pro Preview wins 100% of head-to-head matchups against GPT-5.4. Gemini 3.1 Pro Preview is strongest in Reasoning, Image Generation.

How much does Gemini 3.1 Pro Preview cost compared to GPT-5.4?

Gemini 3.1 Pro Preview costs $2/M input tokens and GPT-5.4 costs $2.5/M input tokens. Gemini 3.1 Pro Preview is $0.50/M cheaper per input. Gemini 3.1 Pro Preview also wins more often in community votes, making it the better value.

How are Gemini 3.1 Pro Preview vs GPT-5.4 votes collected on Rival?

Rival presents both models' outputs side-by-side in blind duels. Voters see the responses but don't know which model produced each one, eliminating brand bias. 6 votes have been collected for this pair across 53 challenges. All vote data is part of Rival's open dataset.

What is the difference between Gemini 3.1 Pro Preview and GPT-5.4?

Gemini 3.1 Pro Preview is developed by Google AI while GPT-5.4 is developed by OpenAI. Gemini 3.1 Pro Preview has a 1.0M token context window vs GPT-5.4's 1.1M. in 6 community votes on Rival, Gemini 3.1 Pro Preview wins 100% of head-to-head matchups. These results are based on blind head-to-head voting across 53 challenges.

Which is better, Gemini 3.1 Pro Preview or GPT-5.4?

Based on 6 community votes on Rival, Gemini 3.1 Pro Preview wins 100% of head-to-head matchups against GPT-5.4. Gemini 3.1 Pro Preview is strongest in Reasoning, Image Generation.

How much does Gemini 3.1 Pro Preview cost compared to GPT-5.4?

Gemini 3.1 Pro Preview costs $2/M input tokens and GPT-5.4 costs $2.5/M input tokens. Gemini 3.1 Pro Preview is $0.50/M cheaper per input. Gemini 3.1 Pro Preview also wins more often in community votes, making it the better value.

How are Gemini 3.1 Pro Preview vs GPT-5.4 votes collected on Rival?

Rival presents both models' outputs side-by-side in blind duels. Voters see the responses but don't know which model produced each one, eliminating brand bias. 6 votes have been collected for this pair across 53 challenges. All vote data is part of Rival's open dataset.

Gemini 3.1 Pro Preview vs GPT-5.4: Which Is Better?

Updated Mar 2026

Our Verdict

Gemini 3.1 Pro PreviewWinner

GPT-5.4Runner-up

Pick Gemini 3.1 Pro Preview. In 6 blind votes, Gemini 3.1 Pro Preview wins 100% of the time. That's not luck.

Gemini 3.1 Pro Preview particularly excels in Reasoning, Image Generation.

Clear winner

API pricing

Cost per 1M tokens

Gemini 3.1 Pro Preview

Input

$2.00

1.3× cheaper

Output

$12.00

1.3× cheaper

GPT-5.4

Input

$2.50

Output

$15.00

Gemini 3.1 Pro Preview is cheaper on both — 1.3× input, 1.3× output

Writing DNA

Style Comparison

Similarity

38%

Gemini 3.1 Pro Preview uses 7.7x more transitions

Gemini 3.1 Pro Preview

GPT-5.4

54%Vocabulary54%

18wSentence Length28w

0.29Hedging0.69

4.9Bold4.1

3.3Lists8.1

0.00Emoji0.00

0.72Headings1.84

0.14Transitions0.02

Based on 23 + 22 text responses

Research

What we learned reading every model

Gemini 3.1 Pro Preview and GPT-5.4 have opinions about your brand too.Ask 10 models what they tell people about you. Verbatim receipts.Run the mirror

FAQ

Common questions

Keep exploring

More comparisons

GPT-5.4 vs MiniMax M3New provider

GPT-5.4 vs Thinking Machines: InklingNew provider

GPT-5.4 vs Gemini 3.6 FlashCross-provider

Updated Mar 2026

Our Verdict

Gemini 3.1 Pro PreviewWinner

GPT-5.4Runner-up

Pick Gemini 3.1 Pro Preview. In 6 blind votes, Gemini 3.1 Pro Preview wins 100% of the time. That's not luck.

Gemini 3.1 Pro Preview particularly excels in Reasoning, Image Generation.

Clear winner

API pricing

Cost per 1M tokens

Gemini 3.1 Pro Preview

Input

$2.00

1.3× cheaper

Output

$12.00

1.3× cheaper

GPT-5.4

Input

$2.50

Output

$15.00

Gemini 3.1 Pro Preview is cheaper on both — 1.3× input, 1.3× output

Writing DNA

Style Comparison

Similarity

38%

Gemini 3.1 Pro Preview uses 7.7x more transitions

Gemini 3.1 Pro Preview

GPT-5.4

54%Vocabulary54%

18wSentence Length28w

0.29Hedging0.69

4.9Bold4.1

3.3Lists8.1

0.00Emoji0.00

0.72Headings1.84

0.14Transitions0.02

Based on 23 + 22 text responses

Research

What we learned reading every model

Gemini 3.1 Pro Preview and GPT-5.4 have opinions about your brand too.Ask 10 models what they tell people about you. Verbatim receipts.Run the mirror

FAQ

Common questions

Keep exploring

More comparisons

GPT-5.4 vs MiniMax M3New provider

GPT-5.4 vs Thinking Machines: InklingNew provider

GPT-5.4 vs Gemini 3.6 FlashCross-provider