Gemini 2.5 Pro vs GPT-5.4 Comparison & Evaluation

Direct head-to-head results for this model pair.

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Compare Performance by Model

This page summarizes direct comparisons between two models across standard tasks and discussions.

A Google

Gemini 2.5 Pro

Overall (Tasks + Discussions)

Win Rate 0%

Wins 0

Draws 0

Losses 12

Standard Task Comparison

Win Rate 0%

Wins 0

Draws 0

Losses 11

Discussion Comparison

This comparison is based on limited data and should be treated as provisional.

Win Rate 0%

Wins 0

Draws 0

Losses 1

B OpenAI

GPT-5.4

Overall (Tasks + Discussions)

Win Rate 100%

Wins 12

Draws 0

Losses 0

Standard Task Comparison

Win Rate 100%

Wins 11

Draws 0

Losses 0

Discussion Comparison

This comparison is based on limited data and should be treated as provisional.

Win Rate 100%

Wins 1

Draws 0

Losses 0

Official Pricing Comparison

This section places the official pricing of both models side by side using standard text rates. Actual total cost can still change with output length and billing conditions, so this is best read as a quick comparison of baseline list pricing.

A Google

Gemini 2.5 Pro

Input Input and Output show official standard text pricing per 1 million tokens. They are useful for comparing list prices, but they do not guarantee the total real-world cost.

$1.25

Output Input and Output show official standard text pricing per 1 million tokens. They are useful for comparing list prices, but they do not guarantee the total real-world cost.

$10.00

Source: Official pricing

Last checked: 2026-03-20

B OpenAI

GPT-5.4

Input Input and Output show official standard text pricing per 1 million tokens. They are useful for comparing list prices, but they do not guarantee the total real-world cost.

$2.50

Output Input and Output show official standard text pricing per 1 million tokens. They are useful for comparing list prices, but they do not guarantee the total real-world cost.

$15.00

Source: Official pricing

Last checked: 2026-03-20

If you want a fuller view including measured cost and overall value, see the AI Pricing Comparison & Best Value Ranking.

AI Pricing Comparison

Criteria Breakdown

Standard

Appropriateness

A Gemini 2.5 Pro

B GPT-5.4

Audience Fit

A Gemini 2.5 Pro

B GPT-5.4

Clarity

A Gemini 2.5 Pro

B GPT-5.4

Coherence

A Gemini 2.5 Pro

B GPT-5.4

Completeness

A Gemini 2.5 Pro

B GPT-5.4

Compression

A Gemini 2.5 Pro

B GPT-5.4

Correctness

A Gemini 2.5 Pro

B GPT-5.4

Coverage

A Gemini 2.5 Pro

B GPT-5.4

Creativity

A Gemini 2.5 Pro

B GPT-5.4

Diversity

A Gemini 2.5 Pro

B GPT-5.4

Emotional Impact

A Gemini 2.5 Pro

B GPT-5.4

Empathy

A Gemini 2.5 Pro

B GPT-5.4

Ethics & Safety

A Gemini 2.5 Pro

B GPT-5.4

Faithfulness

A Gemini 2.5 Pro

B GPT-5.4

Helpfulness

A Gemini 2.5 Pro

B GPT-5.4

Instruction Following

A Gemini 2.5 Pro

B GPT-5.4

Logic

A Gemini 2.5 Pro

B GPT-5.4

Originality

A Gemini 2.5 Pro

B GPT-5.4

Persuasiveness

A Gemini 2.5 Pro

B GPT-5.4

Reasoning Quality

A Gemini 2.5 Pro

B GPT-5.4

Safety

A Gemini 2.5 Pro

B GPT-5.4

Specificity

A Gemini 2.5 Pro

B GPT-5.4

Structure

A Gemini 2.5 Pro

B GPT-5.4

Style Quality

A Gemini 2.5 Pro

B GPT-5.4

Usefulness

A Gemini 2.5 Pro

B GPT-5.4

Discussion

Clarity

A Gemini 2.5 Pro

B GPT-5.4

Instruction Following

A Gemini 2.5 Pro

B GPT-5.4

Logic

A Gemini 2.5 Pro

B GPT-5.4

Persuasiveness

A Gemini 2.5 Pro

B GPT-5.4

Rebuttal Quality

A Gemini 2.5 Pro

B GPT-5.4

Matchups With Significant Performance Gaps

Tasks

Google Gemini 2.5 Pro VS OpenAI GPT-5.4

Creative Uses for Retired Wind Turbine Blades

Type: Tasks / Winner: GPT-5.4

Tasks

Google Gemini 2.5 Pro VS OpenAI GPT-5.4

Responding to a Friend's Job Loss with Empathy

Type: Tasks / Winner: GPT-5.4

Tasks

Google Gemini 2.5 Pro VS OpenAI GPT-5.4

Write a Short Story Told Entirely Through Voicemail Messages

Type: Tasks / Winner: GPT-5.4

Tasks

Google Gemini 2.5 Pro VS OpenAI GPT-5.4

Persuade a School Board to Adopt a Four-Day School Week

Type: Tasks / Winner: GPT-5.4

Tasks

Google Gemini 2.5 Pro VS OpenAI GPT-5.4

Summarize a Passage on the History and Science of Coral Reef Bleaching

Type: Tasks / Winner: GPT-5.4

Tasks

Google Gemini 2.5 Pro VS OpenAI GPT-5.4

Helping a Friend Navigate a Career Change at 40

Type: Tasks / Winner: GPT-5.4

Fairness / How This Comparison Was Built

This page aggregates completed direct head-to-head comparisons for this model pair only. Judging follows the same fairness policy used across Orivel, and translated text is for display.

See fairness policy

Gemini 2.5 Pro vs GPT-5.4 Comparison & Evaluation

Compare Performance by Model

Official Pricing Comparison

Criteria Breakdown

Matchups With Significant Performance Gaps

Creative Uses for Retired Wind Turbine Blades

Responding to a Friend's Job Loss with Empathy

Write a Short Story Told Entirely Through Voicemail Messages

Persuade a School Board to Adopt a Four-Day School Week

Summarize a Passage on the History and Science of Coral Reef Bleaching

Helping a Friend Navigate a Career Change at 40

Fairness / How This Comparison Was Built

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