Claude 4.1 Opus vs Ministral 3 3B

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

Claude 4.1 Opus is clearly ahead on the aggregate, 64 to 27. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

Claude 4.1 Opus's sharpest advantage is in multimodal & grounded, where it averages 80.7 against 30.4. The single biggest benchmark swing on the page is MMMU-Pro, 82 to 25.

Claude 4.1 Opus gives you the larger context window at 200K, compared with 128K for Ministral 3 3B.

Quick Verdict

Pick Claude 4.1 Opus if you want the stronger benchmark profile. Ministral 3 3B only becomes the better choice if its workflow or ecosystem matters more than the raw scoreboard.

Agentic

Claude 4.1 Opus

Claude 4.1 Opus

58.7

Ministral 3 3B

22.9

58
Terminal-Bench 2.0
19
62
BrowseComp
33
57
OSWorld-Verified
20

Coding

Claude 4.1 Opus

Claude 4.1 Opus

44

Ministral 3 3B

6.2

68
HumanEval
15
48
SWE-bench Verified
8
40
LiveCodeBench
7
47
SWE-bench Pro
5

Multimodal & Grounded

Claude 4.1 Opus

Claude 4.1 Opus

80.7

Ministral 3 3B

30.4

82
MMMU-Pro
25
79
OfficeQA Pro
37

Reasoning

Claude 4.1 Opus

Claude 4.1 Opus

72.9

Ministral 3 3B

30.1

74
SimpleQA
22
72
MuSR
20
81
BBH
57
71
LongBench v2
32
71
MRCRv2
35

Knowledge

Claude 4.1 Opus

Claude 4.1 Opus

57.6

Ministral 3 3B

24.5

76
MMLU
24
76
GPQA
23
74
SuperGPQA
21
72
OpenBookQA
19
75
MMLU-Pro
48
11
HLE
1
68
FrontierScience
28

Instruction Following

Claude 4.1 Opus

Claude 4.1 Opus

83

Ministral 3 3B

67

83
IFEval
67

Multilingual

Claude 4.1 Opus

Claude 4.1 Opus

81.8

Ministral 3 3B

59.7

85
MGSM
61
80
MMLU-ProX
59

Mathematics

Claude 4.1 Opus

Claude 4.1 Opus

77.7

Ministral 3 3B

36

76
AIME 2023
23
78
AIME 2024
25
77
AIME 2025
24
72
HMMT Feb 2023
19
74
HMMT Feb 2024
21
73
HMMT Feb 2025
20
75
BRUMO 2025
22
81
MATH-500
53

Frequently Asked Questions

Which is better, Claude 4.1 Opus or Ministral 3 3B?

Claude 4.1 Opus is ahead overall, 64 to 27. The biggest single separator in this matchup is MMMU-Pro, where the scores are 82 and 25.

Which is better for knowledge tasks, Claude 4.1 Opus or Ministral 3 3B?

Claude 4.1 Opus has the edge for knowledge tasks in this comparison, averaging 57.6 versus 24.5. Inside this category, GPQA is the benchmark that creates the most daylight between them.

Which is better for coding, Claude 4.1 Opus or Ministral 3 3B?

Claude 4.1 Opus has the edge for coding in this comparison, averaging 44 versus 6.2. Inside this category, HumanEval is the benchmark that creates the most daylight between them.

Which is better for math, Claude 4.1 Opus or Ministral 3 3B?

Claude 4.1 Opus has the edge for math in this comparison, averaging 77.7 versus 36. Inside this category, AIME 2023 is the benchmark that creates the most daylight between them.

Which is better for reasoning, Claude 4.1 Opus or Ministral 3 3B?

Claude 4.1 Opus has the edge for reasoning in this comparison, averaging 72.9 versus 30.1. Inside this category, SimpleQA is the benchmark that creates the most daylight between them.

Which is better for agentic tasks, Claude 4.1 Opus or Ministral 3 3B?

Claude 4.1 Opus has the edge for agentic tasks in this comparison, averaging 58.7 versus 22.9. 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 4.1 Opus or Ministral 3 3B?

Claude 4.1 Opus has the edge for multimodal and grounded tasks in this comparison, averaging 80.7 versus 30.4. Inside this category, MMMU-Pro is the benchmark that creates the most daylight between them.

Which is better for instruction following, Claude 4.1 Opus or Ministral 3 3B?

Claude 4.1 Opus has the edge for instruction following in this comparison, averaging 83 versus 67. Inside this category, IFEval is the benchmark that creates the most daylight between them.

Which is better for multilingual tasks, Claude 4.1 Opus or Ministral 3 3B?

Claude 4.1 Opus has the edge for multilingual tasks in this comparison, averaging 81.8 versus 59.7. Inside this category, MGSM is the benchmark that creates the most daylight between them.

Last updated: March 12, 2026

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