Mistral 8x7B vs Ministral 3 3B (Reasoning)

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

Mistral 8x7B is clearly ahead on the aggregate, 48 to 31. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

Mistral 8x7B's sharpest advantage is in mathematics, where it averages 68.1 against 40.9. The single biggest benchmark swing on the page is MMLU, 65 to 25.

Ministral 3 3B (Reasoning) is the reasoning model in the pair, while Mistral 8x7B 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. Ministral 3 3B (Reasoning) gives you the larger context window at 128K, compared with 32K for Mistral 8x7B.

Quick Verdict

Pick Mistral 8x7B if you want the stronger benchmark profile. Ministral 3 3B (Reasoning) only becomes the better choice if you need the larger 128K context window or you want the stronger reasoning-first profile.

Agentic

Mistral 8x7B

Mistral 8x7B

41.1

Ministral 3 3B (Reasoning)

34

40
Terminal-Bench 2.0
33
47
BrowseComp
37
38
OSWorld-Verified
33

Coding

Mistral 8x7B

Mistral 8x7B

25.8

Ministral 3 3B (Reasoning)

7.2

55
HumanEval
16
28
SWE-bench Verified
9
23
LiveCodeBench
8
28
SWE-bench Pro
6

Multimodal & Grounded

Mistral 8x7B

Mistral 8x7B

48.3

Ministral 3 3B (Reasoning)

30.4

42
MMMU-Pro
25
56
OfficeQA Pro
37

Reasoning

Mistral 8x7B

Mistral 8x7B

60.3

Ministral 3 3B (Reasoning)

35.3

63
SimpleQA
26
61
MuSR
26
76
BBH
63
57
LongBench v2
37
53
MRCRv2
40

Knowledge

Mistral 8x7B

Mistral 8x7B

48.4

Ministral 3 3B (Reasoning)

25.2

65
MMLU
25
64
GPQA
24
62
SuperGPQA
22
60
OpenBookQA
20
65
MMLU-Pro
49
8
HLE
1
56
FrontierScience
29

Instruction Following

Mistral 8x7B

Mistral 8x7B

78

Ministral 3 3B (Reasoning)

68

78
IFEval
68

Multilingual

Mistral 8x7B

Mistral 8x7B

72.1

Ministral 3 3B (Reasoning)

59.7

74
MGSM
61
71
MMLU-ProX
59

Mathematics

Mistral 8x7B

Mistral 8x7B

68.1

Ministral 3 3B (Reasoning)

40.9

65
AIME 2023
27
67
AIME 2024
29
66
AIME 2025
28
61
HMMT Feb 2023
23
63
HMMT Feb 2024
25
62
HMMT Feb 2025
24
64
BRUMO 2025
26
73
MATH-500
59

Frequently Asked Questions

Which is better, Mistral 8x7B or Ministral 3 3B (Reasoning)?

Mistral 8x7B is ahead overall, 48 to 31. The biggest single separator in this matchup is MMLU, where the scores are 65 and 25.

Which is better for knowledge tasks, Mistral 8x7B or Ministral 3 3B (Reasoning)?

Mistral 8x7B has the edge for knowledge tasks in this comparison, averaging 48.4 versus 25.2. Inside this category, MMLU is the benchmark that creates the most daylight between them.

Which is better for coding, Mistral 8x7B or Ministral 3 3B (Reasoning)?

Mistral 8x7B has the edge for coding in this comparison, averaging 25.8 versus 7.2. Inside this category, HumanEval is the benchmark that creates the most daylight between them.

Which is better for math, Mistral 8x7B or Ministral 3 3B (Reasoning)?

Mistral 8x7B has the edge for math in this comparison, averaging 68.1 versus 40.9. Inside this category, AIME 2023 is the benchmark that creates the most daylight between them.

Which is better for reasoning, Mistral 8x7B or Ministral 3 3B (Reasoning)?

Mistral 8x7B has the edge for reasoning in this comparison, averaging 60.3 versus 35.3. Inside this category, SimpleQA is the benchmark that creates the most daylight between them.

Which is better for agentic tasks, Mistral 8x7B or Ministral 3 3B (Reasoning)?

Mistral 8x7B has the edge for agentic tasks in this comparison, averaging 41.1 versus 34. Inside this category, BrowseComp is the benchmark that creates the most daylight between them.

Which is better for multimodal and grounded tasks, Mistral 8x7B or Ministral 3 3B (Reasoning)?

Mistral 8x7B has the edge for multimodal and grounded tasks in this comparison, averaging 48.3 versus 30.4. Inside this category, OfficeQA Pro is the benchmark that creates the most daylight between them.

Which is better for instruction following, Mistral 8x7B or Ministral 3 3B (Reasoning)?

Mistral 8x7B has the edge for instruction following in this comparison, averaging 78 versus 68. Inside this category, IFEval is the benchmark that creates the most daylight between them.

Which is better for multilingual tasks, Mistral 8x7B or Ministral 3 3B (Reasoning)?

Mistral 8x7B has the edge for multilingual tasks in this comparison, averaging 72.1 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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