Gemini 3 Pro vs Ministral 3 3B (Reasoning)

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

Gemini 3 Pro 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.

Gemini 3 Pro's sharpest advantage is in multimodal & grounded, where it averages 93.1 against 30.4. The single biggest benchmark swing on the page is HumanEval, 91 to 16.

Ministral 3 3B (Reasoning) is the reasoning model in the pair, while Gemini 3 Pro 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. Gemini 3 Pro gives you the larger context window at 2M, compared with 128K for Ministral 3 3B (Reasoning).

Quick Verdict

Pick Gemini 3 Pro if you want the stronger benchmark profile. Ministral 3 3B (Reasoning) only becomes the better choice if you want the stronger reasoning-first profile.

Agentic

Gemini 3 Pro

Gemini 3 Pro

71.1

Ministral 3 3B (Reasoning)

34

68
Terminal-Bench 2.0
33
83
BrowseComp
37
66
OSWorld-Verified
33

Coding

Gemini 3 Pro

Gemini 3 Pro

54.1

Ministral 3 3B (Reasoning)

7.2

91
HumanEval
16
59
SWE-bench Verified
9
49
LiveCodeBench
8
58
SWE-bench Pro
6

Multimodal & Grounded

Gemini 3 Pro

Gemini 3 Pro

93.1

Ministral 3 3B (Reasoning)

30.4

94
MMMU-Pro
25
92
OfficeQA Pro
37

Reasoning

Gemini 3 Pro

Gemini 3 Pro

91.2

Ministral 3 3B (Reasoning)

35.3

95
SimpleQA
26
93
MuSR
26
90
BBH
63
90
LongBench v2
37
87
MRCRv2
40

Knowledge

Gemini 3 Pro

Gemini 3 Pro

71.8

Ministral 3 3B (Reasoning)

25.2

99
MMLU
25
97
GPQA
24
95
SuperGPQA
22
93
OpenBookQA
20
83
MMLU-Pro
49
20
HLE
1
86
FrontierScience
29

Instruction Following

Gemini 3 Pro

Gemini 3 Pro

88

Ministral 3 3B (Reasoning)

68

88
IFEval
68

Multilingual

Gemini 3 Pro

Gemini 3 Pro

86.4

Ministral 3 3B (Reasoning)

59.7

89
MGSM
61
85
MMLU-ProX
59

Mathematics

Gemini 3 Pro

Gemini 3 Pro

94.1

Ministral 3 3B (Reasoning)

40.9

99
AIME 2023
27
99
AIME 2024
29
98
AIME 2025
28
95
HMMT Feb 2023
23
97
HMMT Feb 2024
25
96
HMMT Feb 2025
24
96
BRUMO 2025
26
91
MATH-500
59

Frequently Asked Questions

Which is better, Gemini 3 Pro or Ministral 3 3B (Reasoning)?

Gemini 3 Pro is ahead overall, 77 to 31. The biggest single separator in this matchup is HumanEval, where the scores are 91 and 16.

Which is better for knowledge tasks, Gemini 3 Pro or Ministral 3 3B (Reasoning)?

Gemini 3 Pro has the edge for knowledge tasks in this comparison, averaging 71.8 versus 25.2. Inside this category, MMLU is the benchmark that creates the most daylight between them.

Which is better for coding, Gemini 3 Pro or Ministral 3 3B (Reasoning)?

Gemini 3 Pro has the edge for coding in this comparison, averaging 54.1 versus 7.2. Inside this category, HumanEval is the benchmark that creates the most daylight between them.

Which is better for math, Gemini 3 Pro or Ministral 3 3B (Reasoning)?

Gemini 3 Pro has the edge for math in this comparison, averaging 94.1 versus 40.9. Inside this category, AIME 2023 is the benchmark that creates the most daylight between them.

Which is better for reasoning, Gemini 3 Pro or Ministral 3 3B (Reasoning)?

Gemini 3 Pro has the edge for reasoning in this comparison, averaging 91.2 versus 35.3. Inside this category, SimpleQA is the benchmark that creates the most daylight between them.

Which is better for agentic tasks, Gemini 3 Pro or Ministral 3 3B (Reasoning)?

Gemini 3 Pro has the edge for agentic tasks in this comparison, averaging 71.1 versus 34. Inside this category, BrowseComp is the benchmark that creates the most daylight between them.

Which is better for multimodal and grounded tasks, Gemini 3 Pro or Ministral 3 3B (Reasoning)?

Gemini 3 Pro has the edge for multimodal and grounded tasks in this comparison, averaging 93.1 versus 30.4. Inside this category, MMMU-Pro is the benchmark that creates the most daylight between them.

Which is better for instruction following, Gemini 3 Pro or Ministral 3 3B (Reasoning)?

Gemini 3 Pro 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, Gemini 3 Pro or Ministral 3 3B (Reasoning)?

Gemini 3 Pro has the edge for multilingual tasks in this comparison, averaging 86.4 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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