benchlm.ai

Claude Opus 4.5 vs Gemini 2.5 Pro

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

Quick Verdict

Claude Opus 4.5 wins overall with a score of 79 vs 65 (14 point difference).Claude Opus 4.5 wins 4 out of 4 categories.

Claude Opus 4.5

CreatorAnthropic
TypeProprietary
Context200K
Score79

Gemini 2.5 Pro

CreatorGoogle
TypeProprietary
Context2M
Score65

Knowledge

Claude Opus 4.5

Claude Opus 4.5

96

Gemini 2.5 Pro

81.5

99
MMLU
83
97
GPQA
83
95
SuperGPQA
81
93
OpenBookQA
79

Coding

Claude Opus 4.5

Claude Opus 4.5

91

Gemini 2.5 Pro

75

91
HumanEval
75

Mathematics

Claude Opus 4.5

Claude Opus 4.5

97.1

Gemini 2.5 Pro

83

99
AIME 2023
84
99
AIME 2024
86
98
AIME 2025
85
95
HMMT Feb 2023
80
97
HMMT Feb 2024
82
96
HMMT Feb 2025
81
96
BRUMO 2025
83

Reasoning

Claude Opus 4.5

Claude Opus 4.5

94

Gemini 2.5 Pro

80

95
SimpleQA
81
93
MuSR
79

Frequently Asked Questions

Which is better, Claude Opus 4.5 or Gemini 2.5 Pro?

Claude Opus 4.5 scores higher overall with 79 vs 65, a difference of 14 points across all benchmarks.

Which is better for knowledge tasks, Claude Opus 4.5 or Gemini 2.5 Pro?

Claude Opus 4.5 leads in knowledge tasks with an average score of 96 vs 81.5.

Which is better for coding, Claude Opus 4.5 or Gemini 2.5 Pro?

Claude Opus 4.5 leads in coding with an average score of 91 vs 75.

Which is better for math, Claude Opus 4.5 or Gemini 2.5 Pro?

Claude Opus 4.5 leads in math with an average score of 97.1 vs 83.

Which is better for reasoning, Claude Opus 4.5 or Gemini 2.5 Pro?

Claude Opus 4.5 leads in reasoning with an average score of 94 vs 80.

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