Claude 4 Sonnet vs Ministral 3 14B (Reasoning)

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

Claude 4 Sonnet is clearly ahead on the aggregate, 64 to 60. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

Claude 4 Sonnet's sharpest advantage is in multimodal & grounded, where it averages 79.7 against 71.5. The single biggest benchmark swing on the page is SWE-bench Verified, 51 to 39. Ministral 3 14B (Reasoning) does hit back in agentic, so the answer changes if that is the part of the workload you care about most.

Ministral 3 14B (Reasoning) is the reasoning model in the pair, while Claude 4 Sonnet 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. Claude 4 Sonnet gives you the larger context window at 200K, compared with 128K for Ministral 3 14B (Reasoning).

Quick Verdict

Pick Claude 4 Sonnet if you want the stronger benchmark profile. Ministral 3 14B (Reasoning) only becomes the better choice if agentic is the priority or you want the stronger reasoning-first profile.

Agentic

Ministral 3 14B (Reasoning)

Claude 4 Sonnet

57.9

Ministral 3 14B (Reasoning)

58.5

56
Terminal-Bench 2.0
60
62
BrowseComp
61
57
OSWorld-Verified
55

Coding

Claude 4 Sonnet

Claude 4 Sonnet

42.9

Ministral 3 14B (Reasoning)

35

65
HumanEval
62
51
SWE-bench Verified
39
36
LiveCodeBench
33
48
SWE-bench Pro
36

Multimodal & Grounded

Claude 4 Sonnet

Claude 4 Sonnet

79.7

Ministral 3 14B (Reasoning)

71.5

81
MMMU-Pro
71
78
OfficeQA Pro
72

Reasoning

Claude 4 Sonnet

Claude 4 Sonnet

71.8

Ministral 3 14B (Reasoning)

69.2

71
SimpleQA
70
69
MuSR
70
82
BBH
80
71
LongBench v2
66
72
MRCRv2
66

Knowledge

Claude 4 Sonnet

Claude 4 Sonnet

56.8

Ministral 3 14B (Reasoning)

52.1

73
MMLU
71
73
GPQA
70
71
SuperGPQA
68
69
OpenBookQA
66
75
MMLU-Pro
69
12
HLE
7
67
FrontierScience
62

Instruction Following

Claude 4 Sonnet

Claude 4 Sonnet

83

Ministral 3 14B (Reasoning)

81

83
IFEval
81

Multilingual

Claude 4 Sonnet

Claude 4 Sonnet

82.1

Ministral 3 14B (Reasoning)

77.8

84
MGSM
81
81
MMLU-ProX
76

Mathematics

Claude 4 Sonnet

Claude 4 Sonnet

76.1

Ministral 3 14B (Reasoning)

75.2

73
AIME 2023
73
75
AIME 2024
75
74
AIME 2025
74
69
HMMT Feb 2023
69
71
HMMT Feb 2024
71
70
HMMT Feb 2025
70
72
BRUMO 2025
72
81
MATH-500
79

Frequently Asked Questions

Which is better, Claude 4 Sonnet or Ministral 3 14B (Reasoning)?

Claude 4 Sonnet is ahead overall, 64 to 60. The biggest single separator in this matchup is SWE-bench Verified, where the scores are 51 and 39.

Which is better for knowledge tasks, Claude 4 Sonnet or Ministral 3 14B (Reasoning)?

Claude 4 Sonnet has the edge for knowledge tasks in this comparison, averaging 56.8 versus 52.1. Inside this category, MMLU-Pro is the benchmark that creates the most daylight between them.

Which is better for coding, Claude 4 Sonnet or Ministral 3 14B (Reasoning)?

Claude 4 Sonnet has the edge for coding in this comparison, averaging 42.9 versus 35. Inside this category, SWE-bench Verified is the benchmark that creates the most daylight between them.

Which is better for math, Claude 4 Sonnet or Ministral 3 14B (Reasoning)?

Claude 4 Sonnet has the edge for math in this comparison, averaging 76.1 versus 75.2. Inside this category, MATH-500 is the benchmark that creates the most daylight between them.

Which is better for reasoning, Claude 4 Sonnet or Ministral 3 14B (Reasoning)?

Claude 4 Sonnet has the edge for reasoning in this comparison, averaging 71.8 versus 69.2. Inside this category, MRCRv2 is the benchmark that creates the most daylight between them.

Which is better for agentic tasks, Claude 4 Sonnet or Ministral 3 14B (Reasoning)?

Ministral 3 14B (Reasoning) has the edge for agentic tasks in this comparison, averaging 58.5 versus 57.9. 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, Claude 4 Sonnet or Ministral 3 14B (Reasoning)?

Claude 4 Sonnet has the edge for multimodal and grounded tasks in this comparison, averaging 79.7 versus 71.5. Inside this category, MMMU-Pro is the benchmark that creates the most daylight between them.

Which is better for instruction following, Claude 4 Sonnet or Ministral 3 14B (Reasoning)?

Claude 4 Sonnet has the edge for instruction following in this comparison, averaging 83 versus 81. Inside this category, IFEval is the benchmark that creates the most daylight between them.

Which is better for multilingual tasks, Claude 4 Sonnet or Ministral 3 14B (Reasoning)?

Claude 4 Sonnet has the edge for multilingual tasks in this comparison, averaging 82.1 versus 77.8. Inside this category, MMLU-ProX is the benchmark that creates the most daylight between them.

Last updated: March 12, 2026

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