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Compare · ModelsLive · 2 picked · head to head

Gemini 3 Pro vs Gemini 3 Flash Preview

Side by side · benchmarks, pricing, and signals you can act on.

Winner summary

Gemini 3 Pro wins 12 of 21 shared benchmarks. Leads in reasoning · arena · knowledge.

Category leads
speed·Gemini 3 Flash Previewagentic·Gemini 3 Flash Previewreasoning·Gemini 3 Proarena·Gemini 3 Proknowledge·Gemini 3 Promath·Gemini 3 Procoding·Gemini 3 Pro
Hype vs Reality
Gemini 3 Pro
#38 by perf·no signal
QUIET
Gemini 3 Flash Preview
#96 by perf·no signal
QUIET
Best value
Gemini 3 Pro
no price
Gemini 3 Flash Preview
28.1 pts/$
$1.75/M
Vendor risk
Google DeepMind logo
Google DeepMind
$4.00T·Tier 1
Low risk
Google DeepMind logo
Google DeepMind
$4.00T·Tier 1
Low risk
Head to head
Gemini 3 ProGemini 3 Flash Preview
Artificial Analysis · Agentic Index
Gemini 3 Flash Preview leads by +4.6
Gemini 3 Pro
45.0
Gemini 3 Flash Preview
49.7
Artificial Analysis · Coding Index
Gemini 3 Flash Preview leads by +3.3
Gemini 3 Pro
39.4
Gemini 3 Flash Preview
42.6
Artificial Analysis · Quality Index
Gemini 3 Flash Preview leads by +5.1
Gemini 3 Pro
41.3
Gemini 3 Flash Preview
46.4
APEX-Agents
Gemini 3 Flash Preview leads by +5.6
APEX-Agents · evaluates AI agents on complex, multi-step tasks requiring planning, tool use, and autonomous decision-making in realistic environments.
Gemini 3 Pro
18.4
Gemini 3 Flash Preview
24.0
ARC-AGI
Gemini 3 Pro leads by +53.5
ARC-AGI · the original Abstraction and Reasoning Corpus, testing whether AI can solve novel visual pattern recognition tasks without memorization.
Gemini 3 Pro
75.0
Gemini 3 Flash Preview
21.5
ARC-AGI-2
Gemini 3 Flash Preview leads by +2.5
ARC-AGI-2 · the second iteration of the Abstraction and Reasoning Corpus, testing novel pattern recognition and abstract reasoning without prior training data.
Gemini 3 Pro
31.1
Gemini 3 Flash Preview
33.6
Chatbot Arena Elo · Coding
Gemini 3 Pro leads by +1.1
Gemini 3 Pro
1437.6
Gemini 3 Flash Preview
1436.4
Chatbot Arena Elo · Overall
Gemini 3 Pro leads by +12.3
Gemini 3 Pro
1486.2
Gemini 3 Flash Preview
1473.9
Chess Puzzles
Gemini 3 Flash Preview leads by +7.0
Chess Puzzles · tests strategic and tactical reasoning by having models solve chess puzzle positions, evaluating lookahead and pattern recognition abilities.
Gemini 3 Pro
31.0
Gemini 3 Flash Preview
38.0
FrontierMath-2025-02-28-Private
Gemini 3 Pro leads by +2.0
FrontierMath (Feb 2025) · original research-level math problems created by mathematicians, testing capabilities at the boundary of current AI mathematical reasoning.
Gemini 3 Pro
37.6
Gemini 3 Flash Preview
35.6
FrontierMath-Tier-4-2025-07-01-Private
Gemini 3 Pro leads by +14.6
FrontierMath Tier 4 (Jul 2025) · the most challenging tier of frontier mathematics, containing problems that push the absolute limits of AI mathematical reasoning.
Gemini 3 Pro
18.8
Gemini 3 Flash Preview
4.2
GeoBench
Gemini 3 Flash Preview leads by +4.0
GeoBench · tests geographic knowledge and spatial reasoning across countries, landmarks, coordinates, and geopolitical understanding.
Gemini 3 Pro
84.0
Gemini 3 Flash Preview
88.0
GPQA diamond
Gemini 3 Pro leads by +12.5
Graduate-Level Google-Proof QA (Diamond set) · expert-crafted questions in physics, biology, and chemistry that are difficult even for domain PhDs.
Gemini 3 Pro
90.2
Gemini 3 Flash Preview
77.6
GSO-Bench
Gemini 3 Pro leads by +8.8
GSO-Bench · evaluates AI models on real-world open-source software engineering tasks, testing the ability to understand and resolve actual GitHub issues.
Gemini 3 Pro
18.6
Gemini 3 Flash Preview
9.8
OTIS Mock AIME 2024-2025
Gemini 3 Flash Preview leads by +1.4
OTIS Mock AIME 2024–2025 · simulated American Invitational Mathematics Examination problems testing advanced problem-solving skills.
Gemini 3 Pro
91.4
Gemini 3 Flash Preview
92.8
SimpleBench
Gemini 3 Pro leads by +18.4
SimpleBench · tests fundamental reasoning capabilities with straightforward problems designed to expose gaps in basic logical and spatial thinking.
Gemini 3 Pro
71.7
Gemini 3 Flash Preview
53.3
SimpleQA Verified
Gemini 3 Pro leads by +5.5
SimpleQA Verified · short factual questions with verified answers, measuring factual accuracy and the tendency to hallucinate or provide incorrect information.
Gemini 3 Pro
72.9
Gemini 3 Flash Preview
67.4
SWE-Bench verified
Gemini 3 Flash Preview leads by +2.5
Gemini 3 Pro
72.9
Gemini 3 Flash Preview
75.4
Terminal Bench
Gemini 3 Pro leads by +5.1
Terminal Bench · tests the ability to accomplish real-world tasks using terminal commands, evaluating shell scripting and CLI tool proficiency.
Gemini 3 Pro
69.4
Gemini 3 Flash Preview
64.3
VPCT
Gemini 3 Pro leads by +27.6
VPCT (Visual Pattern Completion Test) · tests visual reasoning and pattern recognition by having models complete visual sequences and transformations.
Gemini 3 Pro
86.5
Gemini 3 Flash Preview
58.9
WeirdML
Gemini 3 Pro leads by +8.3
WeirdML · tests models on unusual and adversarial machine learning tasks that require creative problem-solving beyond standard patterns.
Gemini 3 Pro
69.9
Gemini 3 Flash Preview
61.6
Full benchmark table
BenchmarkGemini 3 ProGemini 3 Flash Preview
Artificial Analysis · Agentic Index
45.049.7
Artificial Analysis · Coding Index
39.442.6
Artificial Analysis · Quality Index
41.346.4
APEX-Agents
APEX-Agents · evaluates AI agents on complex, multi-step tasks requiring planning, tool use, and autonomous decision-making in realistic environments.
18.424.0
ARC-AGI
ARC-AGI · the original Abstraction and Reasoning Corpus, testing whether AI can solve novel visual pattern recognition tasks without memorization.
75.021.5
ARC-AGI-2
ARC-AGI-2 · the second iteration of the Abstraction and Reasoning Corpus, testing novel pattern recognition and abstract reasoning without prior training data.
31.133.6
Chatbot Arena Elo · Coding
1437.61436.4
Chatbot Arena Elo · Overall
1486.21473.9
Chess Puzzles
Chess Puzzles · tests strategic and tactical reasoning by having models solve chess puzzle positions, evaluating lookahead and pattern recognition abilities.
31.038.0
FrontierMath-2025-02-28-Private
FrontierMath (Feb 2025) · original research-level math problems created by mathematicians, testing capabilities at the boundary of current AI mathematical reasoning.
37.635.6
FrontierMath-Tier-4-2025-07-01-Private
FrontierMath Tier 4 (Jul 2025) · the most challenging tier of frontier mathematics, containing problems that push the absolute limits of AI mathematical reasoning.
18.84.2
GeoBench
GeoBench · tests geographic knowledge and spatial reasoning across countries, landmarks, coordinates, and geopolitical understanding.
84.088.0
GPQA diamond
Graduate-Level Google-Proof QA (Diamond set) · expert-crafted questions in physics, biology, and chemistry that are difficult even for domain PhDs.
90.277.6
GSO-Bench
GSO-Bench · evaluates AI models on real-world open-source software engineering tasks, testing the ability to understand and resolve actual GitHub issues.
18.69.8
OTIS Mock AIME 2024-2025
OTIS Mock AIME 2024–2025 · simulated American Invitational Mathematics Examination problems testing advanced problem-solving skills.
91.492.8
SimpleBench
SimpleBench · tests fundamental reasoning capabilities with straightforward problems designed to expose gaps in basic logical and spatial thinking.
71.753.3
SimpleQA Verified
SimpleQA Verified · short factual questions with verified answers, measuring factual accuracy and the tendency to hallucinate or provide incorrect information.
72.967.4
SWE-Bench verified
72.975.4
Terminal Bench
Terminal Bench · tests the ability to accomplish real-world tasks using terminal commands, evaluating shell scripting and CLI tool proficiency.
69.464.3
VPCT
VPCT (Visual Pattern Completion Test) · tests visual reasoning and pattern recognition by having models complete visual sequences and transformations.
86.558.9
WeirdML
WeirdML · tests models on unusual and adversarial machine learning tasks that require creative problem-solving beyond standard patterns.
69.961.6
Pricing · per 1M tokens · projected $/mo at 10M tokens
ModelInputOutputContextProjected $/mo
Google DeepMind logoGemini 3 Pro
Google DeepMind logoGemini 3 Flash Preview$0.50$3.001.0M tokens (~524 books)$11.25