o1-preview vs Ministral 3 3B (Reasoning)

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

o1-preview is clearly ahead on the aggregate, 77 to 31. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

o1-preview's sharpest advantage is in coding, where it averages 64.6 against 7.2. The single biggest benchmark swing on the page is HumanEval, 86 to 16.

o1-preview gives you the larger context window at 200K, compared with 128K for Ministral 3 3B (Reasoning).

Quick Verdict

Pick o1-preview if you want the stronger benchmark profile. Ministral 3 3B (Reasoning) only becomes the better choice if its workflow or ecosystem matters more than the raw scoreboard.

Agentic

o1-preview

o1-preview

75.4

Ministral 3 3B (Reasoning)

34

77
Terminal-Bench 2.0
33
79
BrowseComp
37
71
OSWorld-Verified
33

Coding

o1-preview

o1-preview

64.6

Ministral 3 3B (Reasoning)

7.2

86
HumanEval
16
65
SWE-bench Verified
9
60
LiveCodeBench
8
69
SWE-bench Pro
6

Multimodal & Grounded

o1-preview

o1-preview

75.6

Ministral 3 3B (Reasoning)

30.4

72
MMMU-Pro
25
80
OfficeQA Pro
37

Reasoning

o1-preview

o1-preview

86.8

Ministral 3 3B (Reasoning)

35.3

88
SimpleQA
26
86
MuSR
26
93
BBH
63
87
LongBench v2
37
83
MRCRv2
40

Knowledge

o1-preview

o1-preview

71.3

Ministral 3 3B (Reasoning)

25.2

92
MMLU
25
90
GPQA
24
88
SuperGPQA
22
86
OpenBookQA
20
80
MMLU-Pro
49
32
HLE
1
83
FrontierScience
29

Instruction Following

o1-preview

o1-preview

88

Ministral 3 3B (Reasoning)

68

88
IFEval
68

Multilingual

o1-preview

o1-preview

87.4

Ministral 3 3B (Reasoning)

59.7

90
MGSM
61
86
MMLU-ProX
59

Mathematics

o1-preview

o1-preview

93.5

Ministral 3 3B (Reasoning)

40.9

94
AIME 2023
27
96
AIME 2024
29
95
AIME 2025
28
90
HMMT Feb 2023
23
92
HMMT Feb 2024
25
91
HMMT Feb 2025
24
93
BRUMO 2025
26
94
MATH-500
59

Frequently Asked Questions

Which is better, o1-preview or Ministral 3 3B (Reasoning)?

o1-preview is ahead overall, 77 to 31. The biggest single separator in this matchup is HumanEval, where the scores are 86 and 16.

Which is better for knowledge tasks, o1-preview or Ministral 3 3B (Reasoning)?

o1-preview has the edge for knowledge tasks in this comparison, averaging 71.3 versus 25.2. Inside this category, MMLU is the benchmark that creates the most daylight between them.

Which is better for coding, o1-preview or Ministral 3 3B (Reasoning)?

o1-preview has the edge for coding in this comparison, averaging 64.6 versus 7.2. Inside this category, HumanEval is the benchmark that creates the most daylight between them.

Which is better for math, o1-preview or Ministral 3 3B (Reasoning)?

o1-preview has the edge for math in this comparison, averaging 93.5 versus 40.9. Inside this category, AIME 2023 is the benchmark that creates the most daylight between them.

Which is better for reasoning, o1-preview or Ministral 3 3B (Reasoning)?

o1-preview has the edge for reasoning in this comparison, averaging 86.8 versus 35.3. Inside this category, SimpleQA is the benchmark that creates the most daylight between them.

Which is better for agentic tasks, o1-preview or Ministral 3 3B (Reasoning)?

o1-preview has the edge for agentic tasks in this comparison, averaging 75.4 versus 34. 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, o1-preview or Ministral 3 3B (Reasoning)?

o1-preview has the edge for multimodal and grounded tasks in this comparison, averaging 75.6 versus 30.4. Inside this category, MMMU-Pro is the benchmark that creates the most daylight between them.

Which is better for instruction following, o1-preview or Ministral 3 3B (Reasoning)?

o1-preview has the edge for instruction following in this comparison, averaging 88 versus 68. Inside this category, IFEval is the benchmark that creates the most daylight between them.

Which is better for multilingual tasks, o1-preview or Ministral 3 3B (Reasoning)?

o1-preview has the edge for multilingual tasks in this comparison, averaging 87.4 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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