o1-preview vs Ministral 3 8B

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

o1-preview is clearly ahead on the aggregate, 77 to 32. 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 reasoning, where it averages 86.8 against 36.1. The single biggest benchmark swing on the page is MMLU, 92 to 28.

o1-preview is the reasoning model in the pair, while Ministral 3 8B 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. o1-preview gives you the larger context window at 200K, compared with 128K for Ministral 3 8B.

Quick Verdict

Pick o1-preview if you want the stronger benchmark profile. Ministral 3 8B only becomes the better choice if you would rather avoid the extra latency and token burn of a reasoning model.

Agentic

o1-preview

o1-preview

75.4

Ministral 3 8B

28.9

77
Terminal-Bench 2.0
26
79
BrowseComp
36
71
OSWorld-Verified
27

Coding

o1-preview

o1-preview

64.6

Ministral 3 8B

14.2

86
HumanEval
23
65
SWE-bench Verified
16
60
LiveCodeBench
15
69
SWE-bench Pro
13

Multimodal & Grounded

o1-preview

o1-preview

75.6

Ministral 3 8B

32.4

72
MMMU-Pro
27
80
OfficeQA Pro
39

Reasoning

o1-preview

o1-preview

86.8

Ministral 3 8B

36.1

88
SimpleQA
28
86
MuSR
26
93
BBH
63
87
LongBench v2
38
83
MRCRv2
41

Knowledge

o1-preview

o1-preview

71.3

Ministral 3 8B

28

92
MMLU
28
90
GPQA
27
88
SuperGPQA
25
86
OpenBookQA
23
80
MMLU-Pro
52
32
HLE
3
83
FrontierScience
32

Instruction Following

o1-preview

o1-preview

88

Ministral 3 8B

69

88
IFEval
69

Multilingual

o1-preview

o1-preview

87.4

Ministral 3 8B

61.7

90
MGSM
63
86
MMLU-ProX
61

Mathematics

o1-preview

o1-preview

93.5

Ministral 3 8B

43.3

94
AIME 2023
30
96
AIME 2024
32
95
AIME 2025
33
90
HMMT Feb 2023
26
92
HMMT Feb 2024
28
91
HMMT Feb 2025
27
93
BRUMO 2025
29
94
MATH-500
60

Frequently Asked Questions

Which is better, o1-preview or Ministral 3 8B?

o1-preview is ahead overall, 77 to 32. The biggest single separator in this matchup is MMLU, where the scores are 92 and 28.

Which is better for knowledge tasks, o1-preview or Ministral 3 8B?

o1-preview has the edge for knowledge tasks in this comparison, averaging 71.3 versus 28. Inside this category, MMLU is the benchmark that creates the most daylight between them.

Which is better for coding, o1-preview or Ministral 3 8B?

o1-preview has the edge for coding in this comparison, averaging 64.6 versus 14.2. Inside this category, HumanEval is the benchmark that creates the most daylight between them.

Which is better for math, o1-preview or Ministral 3 8B?

o1-preview has the edge for math in this comparison, averaging 93.5 versus 43.3. 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 8B?

o1-preview has the edge for reasoning in this comparison, averaging 86.8 versus 36.1. 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 8B?

o1-preview has the edge for agentic tasks in this comparison, averaging 75.4 versus 28.9. 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, o1-preview or Ministral 3 8B?

o1-preview has the edge for multimodal and grounded tasks in this comparison, averaging 75.6 versus 32.4. 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 8B?

o1-preview has the edge for instruction following in this comparison, averaging 88 versus 69. 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 8B?

o1-preview has the edge for multilingual tasks in this comparison, averaging 87.4 versus 61.7. Inside this category, MGSM is the benchmark that creates the most daylight between them.

Last updated: March 12, 2026

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