Kimi K2.5 vs Ministral 3 14B (Reasoning)

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

Kimi K2.5 and Ministral 3 14B (Reasoning) finish on the same overall score, so this is less about a single winner and more about where the edge shows up. The headline says tie; the benchmark table is where the real choice happens.

Kimi K2.5 is also the more expensive model on tokens at $0.50 input / $2.80 output per 1M tokens, versus $0.00 input / $0.00 output per 1M tokens for Ministral 3 14B (Reasoning). That is roughly Infinityx on output cost alone. Ministral 3 14B (Reasoning) is the reasoning model in the pair, while Kimi K2.5 is not. That usually helps on harder chain-of-thought-heavy tests, but it can also mean more latency and more token spend in real use.

Quick Verdict

Treat this as a split decision. Kimi K2.5 makes more sense if knowledge is the priority or you would rather avoid the extra latency and token burn of a reasoning model; Ministral 3 14B (Reasoning) is the better fit if multimodal & grounded is the priority or you want the cheaper token bill.

Agentic

Ministral 3 14B (Reasoning)

Kimi K2.5

52.3

Ministral 3 14B (Reasoning)

58.5

51
Terminal-Bench 2.0
60
59
BrowseComp
61
49
OSWorld-Verified
55

Coding

Kimi K2.5

Kimi K2.5

38.9

Ministral 3 14B (Reasoning)

35

69
HumanEval
62
42
SWE-bench Verified
39
37
LiveCodeBench
33
40
SWE-bench Pro
36

Multimodal & Grounded

Ministral 3 14B (Reasoning)

Kimi K2.5

64.6

Ministral 3 14B (Reasoning)

71.5

61
MMMU-Pro
71
69
OfficeQA Pro
72

Reasoning

Kimi K2.5

Kimi K2.5

71.7

Ministral 3 14B (Reasoning)

69.2

74
SimpleQA
70
72
MuSR
70
81
BBH
80
67
LongBench v2
66
70
MRCRv2
66

Knowledge

Kimi K2.5

Kimi K2.5

57.2

Ministral 3 14B (Reasoning)

52.1

77
MMLU
71
76
GPQA
70
74
SuperGPQA
68
72
OpenBookQA
66
74
MMLU-Pro
69
11
HLE
7
67
FrontierScience
62

Instruction Following

Kimi K2.5

Kimi K2.5

85

Ministral 3 14B (Reasoning)

81

85
IFEval
81

Multilingual

Kimi K2.5

Kimi K2.5

79.8

Ministral 3 14B (Reasoning)

77.8

83
MGSM
81
78
MMLU-ProX
76

Mathematics

Kimi K2.5

Kimi K2.5

78.7

Ministral 3 14B (Reasoning)

75.2

77
AIME 2023
73
79
AIME 2024
75
78
AIME 2025
74
73
HMMT Feb 2023
69
75
HMMT Feb 2024
71
74
HMMT Feb 2025
70
76
BRUMO 2025
72
82
MATH-500
79

Frequently Asked Questions

Which is better, Kimi K2.5 or Ministral 3 14B (Reasoning)?

Kimi K2.5 and Ministral 3 14B (Reasoning) are tied on overall score, so the right pick depends on which category matters most for your use case.

Which is better for knowledge tasks, Kimi K2.5 or Ministral 3 14B (Reasoning)?

Kimi K2.5 has the edge for knowledge tasks in this comparison, averaging 57.2 versus 52.1. Inside this category, MMLU is the benchmark that creates the most daylight between them.

Which is better for coding, Kimi K2.5 or Ministral 3 14B (Reasoning)?

Kimi K2.5 has the edge for coding in this comparison, averaging 38.9 versus 35. Inside this category, HumanEval is the benchmark that creates the most daylight between them.

Which is better for math, Kimi K2.5 or Ministral 3 14B (Reasoning)?

Kimi K2.5 has the edge for math in this comparison, averaging 78.7 versus 75.2. Inside this category, AIME 2023 is the benchmark that creates the most daylight between them.

Which is better for reasoning, Kimi K2.5 or Ministral 3 14B (Reasoning)?

Kimi K2.5 has the edge for reasoning in this comparison, averaging 71.7 versus 69.2. Inside this category, SimpleQA is the benchmark that creates the most daylight between them.

Which is better for agentic tasks, Kimi K2.5 or Ministral 3 14B (Reasoning)?

Ministral 3 14B (Reasoning) has the edge for agentic tasks in this comparison, averaging 58.5 versus 52.3. Inside this category, Terminal-Bench 2.0 is the benchmark that creates the most daylight between them.

Which is better for multimodal and grounded tasks, Kimi K2.5 or Ministral 3 14B (Reasoning)?

Ministral 3 14B (Reasoning) has the edge for multimodal and grounded tasks in this comparison, averaging 71.5 versus 64.6. Inside this category, MMMU-Pro is the benchmark that creates the most daylight between them.

Which is better for instruction following, Kimi K2.5 or Ministral 3 14B (Reasoning)?

Kimi K2.5 has the edge for instruction following in this comparison, averaging 85 versus 81. Inside this category, IFEval is the benchmark that creates the most daylight between them.

Which is better for multilingual tasks, Kimi K2.5 or Ministral 3 14B (Reasoning)?

Kimi K2.5 has the edge for multilingual tasks in this comparison, averaging 79.8 versus 77.8. Inside this category, MGSM is the benchmark that creates the most daylight between them.

Last updated: March 12, 2026

Weekly LLM Benchmark Digest

Get notified when new models drop, benchmark scores change, or the leaderboard shifts. One email per week.

Free. No spam. Unsubscribe anytime. We only store derived location metadata for consent routing.