benchlm.ai

Gemini 3 Pro vs GPT-5 (medium)

Side-by-side benchmark comparison across knowledge, coding, math, and reasoning.

Quick Verdict

Gemini 3 Pro wins overall with a score of 78 vs 70 (8 point difference).Gemini 3 Pro wins 4 out of 4 categories.

Gemini 3 Pro

CreatorGoogle
TypeProprietary
Context2M
Score78

GPT-5 (medium)

CreatorOpenAI
TypeProprietary
Context128K
Score70

Knowledge

Gemini 3 Pro

Gemini 3 Pro

96

GPT-5 (medium)

88

99
MMLU
91
97
GPQA
89
95
SuperGPQA
87
93
OpenBookQA
85

Coding

Gemini 3 Pro

Gemini 3 Pro

91

GPT-5 (medium)

83

91
HumanEval
83

Mathematics

Gemini 3 Pro

Gemini 3 Pro

97.1

GPT-5 (medium)

92

99
AIME 2023
93
99
AIME 2024
95
98
AIME 2025
94
95
HMMT Feb 2023
89
97
HMMT Feb 2024
91
96
HMMT Feb 2025
90
96
BRUMO 2025
92

Reasoning

Gemini 3 Pro

Gemini 3 Pro

94

GPT-5 (medium)

86

95
SimpleQA
87
93
MuSR
85

Frequently Asked Questions

Which is better, Gemini 3 Pro or GPT-5 (medium)?

Gemini 3 Pro scores higher overall with 78 vs 70, a difference of 8 points across all benchmarks.

Which is better for knowledge tasks, Gemini 3 Pro or GPT-5 (medium)?

Gemini 3 Pro leads in knowledge tasks with an average score of 96 vs 88.

Which is better for coding, Gemini 3 Pro or GPT-5 (medium)?

Gemini 3 Pro leads in coding with an average score of 91 vs 83.

Which is better for math, Gemini 3 Pro or GPT-5 (medium)?

Gemini 3 Pro leads in math with an average score of 97.1 vs 92.

Which is better for reasoning, Gemini 3 Pro or GPT-5 (medium)?

Gemini 3 Pro leads in reasoning with an average score of 94 vs 86.

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