benchlm.ai

Claude 4.1 Opus vs Gemini 2.5 Flash

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

Quick Verdict

Claude 4.1 Opus wins overall with a score of 61 vs 41 (20 point difference).Claude 4.1 Opus wins 4 out of 4 categories.

Claude 4.1 Opus

CreatorAnthropic
TypeProprietary
Context200K
Score61

Gemini 2.5 Flash

CreatorGoogle
TypeProprietary
Context1M
Score41

Knowledge

Claude 4.1 Opus

Claude 4.1 Opus

74.5

Gemini 2.5 Flash

47.8

76
MMLU
50
76
GPQA
49
74
SuperGPQA
47
72
OpenBookQA
45

Coding

Claude 4.1 Opus

Claude 4.1 Opus

68

Gemini 2.5 Flash

42

68
HumanEval
42

Mathematics

Claude 4.1 Opus

Claude 4.1 Opus

75

Gemini 2.5 Flash

49

76
AIME 2023
50
78
AIME 2024
52
77
AIME 2025
51
72
HMMT Feb 2023
46
74
HMMT Feb 2024
48
73
HMMT Feb 2025
47
75
BRUMO 2025
49

Reasoning

Claude 4.1 Opus

Claude 4.1 Opus

73

Gemini 2.5 Flash

47

74
SimpleQA
48
72
MuSR
46

Frequently Asked Questions

Which is better, Claude 4.1 Opus or Gemini 2.5 Flash?

Claude 4.1 Opus scores higher overall with 61 vs 41, a difference of 20 points across all benchmarks.

Which is better for knowledge tasks, Claude 4.1 Opus or Gemini 2.5 Flash?

Claude 4.1 Opus leads in knowledge tasks with an average score of 74.5 vs 47.8.

Which is better for coding, Claude 4.1 Opus or Gemini 2.5 Flash?

Claude 4.1 Opus leads in coding with an average score of 68 vs 42.

Which is better for math, Claude 4.1 Opus or Gemini 2.5 Flash?

Claude 4.1 Opus leads in math with an average score of 75 vs 49.

Which is better for reasoning, Claude 4.1 Opus or Gemini 2.5 Flash?

Claude 4.1 Opus leads in reasoning with an average score of 73 vs 47.

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