Claude Sonnet 4.6 vs Ministral 3 14B

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

Claude Sonnet 4.6 is clearly ahead on the aggregate, 78 to 55. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

Claude Sonnet 4.6's sharpest advantage is in coding, where it averages 60 against 33. The single biggest benchmark swing on the page is HumanEval, 93 to 58.

Claude Sonnet 4.6 is also the more expensive model on tokens at $3.00 input / $15.00 output per 1M tokens, versus $0.00 input / $0.00 output per 1M tokens for Ministral 3 14B. That is roughly Infinityx on output cost alone. Claude Sonnet 4.6 gives you the larger context window at 200K, compared with 128K for Ministral 3 14B.

Quick Verdict

Pick Claude Sonnet 4.6 if you want the stronger benchmark profile. Ministral 3 14B only becomes the better choice if you want the cheaper token bill.

Agentic

Claude Sonnet 4.6

Claude Sonnet 4.6

71.1

Ministral 3 14B

48.4

70
Terminal-Bench 2.0
48
77
BrowseComp
55
68
OSWorld-Verified
44

Coding

Claude Sonnet 4.6

Claude Sonnet 4.6

60

Ministral 3 14B

33

93
HumanEval
58
69
SWE-bench Verified
37
54
LiveCodeBench
31
64
SWE-bench Pro
34

Multimodal & Grounded

Claude Sonnet 4.6

Claude Sonnet 4.6

91.9

Ministral 3 14B

70.5

95
MMMU-Pro
70
88
OfficeQA Pro
71

Reasoning

Claude Sonnet 4.6

Claude Sonnet 4.6

87.6

Ministral 3 14B

63.6

95
SimpleQA
66
93
MuSR
64
88
BBH
74
83
LongBench v2
60
79
MRCRv2
60

Knowledge

Claude Sonnet 4.6

Claude Sonnet 4.6

71.8

Ministral 3 14B

50.1

99
MMLU
69
97
GPQA
68
95
SuperGPQA
66
93
OpenBookQA
64
83
MMLU-Pro
67
21
HLE
5
85
FrontierScience
60

Instruction Following

Claude Sonnet 4.6

Claude Sonnet 4.6

91

Ministral 3 14B

80

91
IFEval
80

Multilingual

Claude Sonnet 4.6

Claude Sonnet 4.6

89.7

Ministral 3 14B

76.8

91
MGSM
80
89
MMLU-ProX
75

Mathematics

Claude Sonnet 4.6

Claude Sonnet 4.6

94.1

Ministral 3 14B

69.7

99
AIME 2023
68
99
AIME 2024
70
98
AIME 2025
72
95
HMMT Feb 2023
64
97
HMMT Feb 2024
66
96
HMMT Feb 2025
65
96
BRUMO 2025
67
91
MATH-500
72

Frequently Asked Questions

Which is better, Claude Sonnet 4.6 or Ministral 3 14B?

Claude Sonnet 4.6 is ahead overall, 78 to 55. The biggest single separator in this matchup is HumanEval, where the scores are 93 and 58.

Which is better for knowledge tasks, Claude Sonnet 4.6 or Ministral 3 14B?

Claude Sonnet 4.6 has the edge for knowledge tasks in this comparison, averaging 71.8 versus 50.1. Inside this category, MMLU is the benchmark that creates the most daylight between them.

Which is better for coding, Claude Sonnet 4.6 or Ministral 3 14B?

Claude Sonnet 4.6 has the edge for coding in this comparison, averaging 60 versus 33. Inside this category, HumanEval is the benchmark that creates the most daylight between them.

Which is better for math, Claude Sonnet 4.6 or Ministral 3 14B?

Claude Sonnet 4.6 has the edge for math in this comparison, averaging 94.1 versus 69.7. Inside this category, AIME 2023 is the benchmark that creates the most daylight between them.

Which is better for reasoning, Claude Sonnet 4.6 or Ministral 3 14B?

Claude Sonnet 4.6 has the edge for reasoning in this comparison, averaging 87.6 versus 63.6. Inside this category, SimpleQA is the benchmark that creates the most daylight between them.

Which is better for agentic tasks, Claude Sonnet 4.6 or Ministral 3 14B?

Claude Sonnet 4.6 has the edge for agentic tasks in this comparison, averaging 71.1 versus 48.4. Inside this category, OSWorld-Verified is the benchmark that creates the most daylight between them.

Which is better for multimodal and grounded tasks, Claude Sonnet 4.6 or Ministral 3 14B?

Claude Sonnet 4.6 has the edge for multimodal and grounded tasks in this comparison, averaging 91.9 versus 70.5. Inside this category, MMMU-Pro is the benchmark that creates the most daylight between them.

Which is better for instruction following, Claude Sonnet 4.6 or Ministral 3 14B?

Claude Sonnet 4.6 has the edge for instruction following in this comparison, averaging 91 versus 80. Inside this category, IFEval is the benchmark that creates the most daylight between them.

Which is better for multilingual tasks, Claude Sonnet 4.6 or Ministral 3 14B?

Claude Sonnet 4.6 has the edge for multilingual tasks in this comparison, averaging 89.7 versus 76.8. Inside this category, MMLU-ProX is the benchmark that creates the most daylight between them.

Last updated: March 12, 2026

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