Kimi K2 vs Mistral 8x7B

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

Quick Verdict

Mistral 8x7B wins overall with a score of 52 vs 23 (29 point difference).Mistral 8x7B wins 4 out of 4 categories.

Knowledge

Mistral 8x7B

Kimi K2

29.8

Mistral 8x7B

62.8

32
MMLU
65
31
GPQA
64
29
SuperGPQA
62
27
OpenBookQA
60

Coding

Mistral 8x7B

Kimi K2

24

Mistral 8x7B

55

24
HumanEval
55

Mathematics

Mistral 8x7B

Kimi K2

31

Mistral 8x7B

64

32
AIME 2023
65
34
AIME 2024
67
33
AIME 2025
66
28
HMMT Feb 2023
61
30
HMMT Feb 2024
63
29
HMMT Feb 2025
62
31
BRUMO 2025
64

Reasoning

Mistral 8x7B

Kimi K2

29

Mistral 8x7B

62

30
SimpleQA
63
28
MuSR
61

Frequently Asked Questions

Which is better, Kimi K2 or Mistral 8x7B?

Mistral 8x7B scores higher overall with 52 vs 23, a difference of 29 points across all benchmarks.

Which is better for knowledge tasks, Kimi K2 or Mistral 8x7B?

Mistral 8x7B leads in knowledge tasks with an average score of 62.8 vs 29.8.

Which is better for coding, Kimi K2 or Mistral 8x7B?

Mistral 8x7B leads in coding with an average score of 55 vs 24.

Which is better for math, Kimi K2 or Mistral 8x7B?

Mistral 8x7B leads in math with an average score of 64 vs 31.

Which is better for reasoning, Kimi K2 or Mistral 8x7B?

Mistral 8x7B leads in reasoning with an average score of 62 vs 29.