Claude Sonnet 4.5 vs Mistral Large 2

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

Quick Verdict

Claude Sonnet 4.5 wins overall with a score of 74 vs 57 (17 point difference).Claude Sonnet 4.5 wins 4 out of 4 categories.

Knowledge

Claude Sonnet 4.5

Claude Sonnet 4.5

92

Mistral Large 2

66.5

95
MMLU
68
93
GPQA
68
91
SuperGPQA
66
89
OpenBookQA
64

Coding

Claude Sonnet 4.5

Claude Sonnet 4.5

87

Mistral Large 2

60

87
HumanEval
60

Mathematics

Claude Sonnet 4.5

Claude Sonnet 4.5

96

Mistral Large 2

67

97
AIME 2023
68
99
AIME 2024
70
98
AIME 2025
69
93
HMMT Feb 2023
64
95
HMMT Feb 2024
66
94
HMMT Feb 2025
65
96
BRUMO 2025
67

Reasoning

Claude Sonnet 4.5

Claude Sonnet 4.5

90

Mistral Large 2

65

91
SimpleQA
66
89
MuSR
64

Frequently Asked Questions

Which is better, Claude Sonnet 4.5 or Mistral Large 2?

Claude Sonnet 4.5 scores higher overall with 74 vs 57, a difference of 17 points across all benchmarks.

Which is better for knowledge tasks, Claude Sonnet 4.5 or Mistral Large 2?

Claude Sonnet 4.5 leads in knowledge tasks with an average score of 92 vs 66.5.

Which is better for coding, Claude Sonnet 4.5 or Mistral Large 2?

Claude Sonnet 4.5 leads in coding with an average score of 87 vs 60.

Which is better for math, Claude Sonnet 4.5 or Mistral Large 2?

Claude Sonnet 4.5 leads in math with an average score of 96 vs 67.

Which is better for reasoning, Claude Sonnet 4.5 or Mistral Large 2?

Claude Sonnet 4.5 leads in reasoning with an average score of 90 vs 65.