Gemini 3 Pro vs Aion-2.0

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 58. 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 66. The single biggest benchmark swing on the page is MMMU-Pro, 94 to 61. Aion-2.0 does hit back in instruction following, so the answer changes if that is the part of the workload you care about most.

Gemini 3 Pro gives you the larger context window at 2M, compared with 128K for Aion-2.0.

Quick Verdict

Pick Gemini 3 Pro if you want the stronger benchmark profile. Aion-2.0 only becomes the better choice if instruction following is the priority.

Agentic

Gemini 3 Pro

Gemini 3 Pro

71.1

Aion-2.0

51.7

68
Terminal-Bench 2.0
48
83
BrowseComp
60
66
OSWorld-Verified
50

Coding

Gemini 3 Pro

Gemini 3 Pro

54.1

Aion-2.0

33.2

91
HumanEval
66
59
SWE-bench Verified
35
49
LiveCodeBench
29
58
SWE-bench Pro
37

Multimodal & Grounded

Gemini 3 Pro

Gemini 3 Pro

93.1

Aion-2.0

66

94
MMMU-Pro
61
92
OfficeQA Pro
72

Reasoning

Gemini 3 Pro

Gemini 3 Pro

91.2

Aion-2.0

70.3

95
SimpleQA
76
93
MuSR
74
90
BBH
76
90
LongBench v2
64
87
MRCRv2
65

Knowledge

Gemini 3 Pro

Gemini 3 Pro

71.8

Aion-2.0

54

99
MMLU
78
97
GPQA
77
95
SuperGPQA
75
93
OpenBookQA
75
83
MMLU-Pro
67
20
HLE
5
86
FrontierScience
66

Instruction Following

Aion-2.0

Gemini 3 Pro

88

Aion-2.0

93

88
IFEval
93

Multilingual

Gemini 3 Pro

Gemini 3 Pro

86.4

Aion-2.0

78.1

89
MGSM
80
85
MMLU-ProX
77

Mathematics

Gemini 3 Pro

Gemini 3 Pro

94.1

Aion-2.0

72.1

99
AIME 2023
74
99
AIME 2024
76
98
AIME 2025
75
95
HMMT Feb 2023
70
97
HMMT Feb 2024
72
96
HMMT Feb 2025
71
96
BRUMO 2025
73
91
MATH-500
71

Frequently Asked Questions

Which is better, Gemini 3 Pro or Aion-2.0?

Gemini 3 Pro is ahead overall, 77 to 58. The biggest single separator in this matchup is MMMU-Pro, where the scores are 94 and 61.

Which is better for knowledge tasks, Gemini 3 Pro or Aion-2.0?

Gemini 3 Pro has the edge for knowledge tasks in this comparison, averaging 71.8 versus 54. Inside this category, MMLU is the benchmark that creates the most daylight between them.

Which is better for coding, Gemini 3 Pro or Aion-2.0?

Gemini 3 Pro has the edge for coding in this comparison, averaging 54.1 versus 33.2. Inside this category, HumanEval is the benchmark that creates the most daylight between them.

Which is better for math, Gemini 3 Pro or Aion-2.0?

Gemini 3 Pro has the edge for math in this comparison, averaging 94.1 versus 72.1. Inside this category, AIME 2023 is the benchmark that creates the most daylight between them.

Which is better for reasoning, Gemini 3 Pro or Aion-2.0?

Gemini 3 Pro has the edge for reasoning in this comparison, averaging 91.2 versus 70.3. Inside this category, LongBench v2 is the benchmark that creates the most daylight between them.

Which is better for agentic tasks, Gemini 3 Pro or Aion-2.0?

Gemini 3 Pro has the edge for agentic tasks in this comparison, averaging 71.1 versus 51.7. 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 Aion-2.0?

Gemini 3 Pro has the edge for multimodal and grounded tasks in this comparison, averaging 93.1 versus 66. 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 Aion-2.0?

Aion-2.0 has the edge for instruction following in this comparison, averaging 93 versus 88. Inside this category, IFEval is the benchmark that creates the most daylight between them.

Which is better for multilingual tasks, Gemini 3 Pro or Aion-2.0?

Gemini 3 Pro has the edge for multilingual tasks in this comparison, averaging 86.4 versus 78.1. Inside this category, MGSM is the benchmark that creates the most daylight between them.

Last updated: March 12, 2026

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