benchlm.ai

Gemini 3 Pro vs o4-mini (high)

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

Quick Verdict

Gemini 3 Pro wins overall with a score of 78 vs 65 (13 point difference).Gemini 3 Pro wins 4 out of 4 categories.

Gemini 3 Pro

CreatorGoogle
TypeProprietary
Context2M
Score78

o4-mini (high)

CreatorOpenAI
TypeProprietary
Context200K
Score65

Knowledge

Gemini 3 Pro

Gemini 3 Pro

96

o4-mini (high)

80.5

99
MMLU
82
97
GPQA
82
95
SuperGPQA
80
93
OpenBookQA
78

Coding

Gemini 3 Pro

Gemini 3 Pro

91

o4-mini (high)

74

91
HumanEval
74

Mathematics

Gemini 3 Pro

Gemini 3 Pro

97.1

o4-mini (high)

82

99
AIME 2023
83
99
AIME 2024
85
98
AIME 2025
84
95
HMMT Feb 2023
79
97
HMMT Feb 2024
81
96
HMMT Feb 2025
80
96
BRUMO 2025
82

Reasoning

Gemini 3 Pro

Gemini 3 Pro

94

o4-mini (high)

79

95
SimpleQA
80
93
MuSR
78

Frequently Asked Questions

Which is better, Gemini 3 Pro or o4-mini (high)?

Gemini 3 Pro scores higher overall with 78 vs 65, a difference of 13 points across all benchmarks.

Which is better for knowledge tasks, Gemini 3 Pro or o4-mini (high)?

Gemini 3 Pro leads in knowledge tasks with an average score of 96 vs 80.5.

Which is better for coding, Gemini 3 Pro or o4-mini (high)?

Gemini 3 Pro leads in coding with an average score of 91 vs 74.

Which is better for math, Gemini 3 Pro or o4-mini (high)?

Gemini 3 Pro leads in math with an average score of 97.1 vs 82.

Which is better for reasoning, Gemini 3 Pro or o4-mini (high)?

Gemini 3 Pro leads in reasoning with an average score of 94 vs 79.

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