DeepSeek V3.1 (Reasoning) vs Kimi K2

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

Quick Verdict

DeepSeek V3.1 (Reasoning) wins overall with a score of 25 vs 23 (2 point difference).DeepSeek V3.1 (Reasoning) wins 4 out of 4 categories.

Knowledge

DeepSeek V3.1 (Reasoning)

DeepSeek V3.1 (Reasoning)

31.8

Kimi K2

29.8

34
MMLU
32
33
GPQA
31
31
SuperGPQA
29
29
OpenBookQA
27

Coding

DeepSeek V3.1 (Reasoning)

DeepSeek V3.1 (Reasoning)

26

Kimi K2

24

26
HumanEval
24

Mathematics

DeepSeek V3.1 (Reasoning)

DeepSeek V3.1 (Reasoning)

33

Kimi K2

31

34
AIME 2023
32
36
AIME 2024
34
35
AIME 2025
33
30
HMMT Feb 2023
28
32
HMMT Feb 2024
30
31
HMMT Feb 2025
29
33
BRUMO 2025
31

Reasoning

DeepSeek V3.1 (Reasoning)

DeepSeek V3.1 (Reasoning)

31

Kimi K2

29

32
SimpleQA
30
30
MuSR
28

Frequently Asked Questions

Which is better, DeepSeek V3.1 (Reasoning) or Kimi K2?

DeepSeek V3.1 (Reasoning) scores higher overall with 25 vs 23, a difference of 2 points across all benchmarks.

Which is better for knowledge tasks, DeepSeek V3.1 (Reasoning) or Kimi K2?

DeepSeek V3.1 (Reasoning) leads in knowledge tasks with an average score of 31.8 vs 29.8.

Which is better for coding, DeepSeek V3.1 (Reasoning) or Kimi K2?

DeepSeek V3.1 (Reasoning) leads in coding with an average score of 26 vs 24.

Which is better for math, DeepSeek V3.1 (Reasoning) or Kimi K2?

DeepSeek V3.1 (Reasoning) leads in math with an average score of 33 vs 31.

Which is better for reasoning, DeepSeek V3.1 (Reasoning) or Kimi K2?

DeepSeek V3.1 (Reasoning) leads in reasoning with an average score of 31 vs 29.