Side-by-side benchmark comparison across agentic, coding, multimodal, knowledge, reasoning, and math workflows.
Gemini 3 Pro Deep Think is clearly ahead on the aggregate, 81 to 56. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.
Gemini 3 Pro Deep Think's sharpest advantage is in coding, where it averages 60.3 against 27.6. The single biggest benchmark swing on the page is AIME 2023, 99 to 64.
Gemini 3 Pro Deep Think gives you the larger context window at 2M, compared with 256K for Seed 1.6 Flash.
Pick Gemini 3 Pro Deep Think if you want the stronger benchmark profile. Seed 1.6 Flash only becomes the better choice if its workflow or ecosystem matters more than the raw scoreboard.
Gemini 3 Pro Deep Think
78.1
Seed 1.6 Flash
54.5
Gemini 3 Pro Deep Think
60.3
Seed 1.6 Flash
27.6
Gemini 3 Pro Deep Think
95
Seed 1.6 Flash
73.1
Gemini 3 Pro Deep Think
94.5
Seed 1.6 Flash
66.8
Gemini 3 Pro Deep Think
74.7
Seed 1.6 Flash
47.3
Gemini 3 Pro Deep Think
89
Seed 1.6 Flash
81
Gemini 3 Pro Deep Think
87.4
Seed 1.6 Flash
72.8
Gemini 3 Pro Deep Think
94.5
Seed 1.6 Flash
67.1
Gemini 3 Pro Deep Think is ahead overall, 81 to 56. The biggest single separator in this matchup is AIME 2023, where the scores are 99 and 64.
Gemini 3 Pro Deep Think has the edge for knowledge tasks in this comparison, averaging 74.7 versus 47.3. Inside this category, MMLU is the benchmark that creates the most daylight between them.
Gemini 3 Pro Deep Think has the edge for coding in this comparison, averaging 60.3 versus 27.6. Inside this category, SWE-bench Verified is the benchmark that creates the most daylight between them.
Gemini 3 Pro Deep Think has the edge for math in this comparison, averaging 94.5 versus 67.1. Inside this category, AIME 2023 is the benchmark that creates the most daylight between them.
Gemini 3 Pro Deep Think has the edge for reasoning in this comparison, averaging 94.5 versus 66.8. Inside this category, SimpleQA is the benchmark that creates the most daylight between them.
Gemini 3 Pro Deep Think has the edge for agentic tasks in this comparison, averaging 78.1 versus 54.5. Inside this category, Terminal-Bench 2.0 is the benchmark that creates the most daylight between them.
Gemini 3 Pro Deep Think has the edge for multimodal and grounded tasks in this comparison, averaging 95 versus 73.1. Inside this category, OfficeQA Pro is the benchmark that creates the most daylight between them.
Gemini 3 Pro Deep Think has the edge for instruction following in this comparison, averaging 89 versus 81. Inside this category, IFEval is the benchmark that creates the most daylight between them.
Gemini 3 Pro Deep Think has the edge for multilingual tasks in this comparison, averaging 87.4 versus 72.8. Inside this category, MGSM is the benchmark that creates the most daylight between them.
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