Gemini 3 Flash vs Gemini 3 Pro: Specs & Benchmark Comparison

CharacteristicGemini 3 FlashGemini 3 Pro
CompanyGoogleGoogle
Release DateDecember 16, 2025November 17, 2025
Parameters
MultimodalYesYes
Context (input)1.0M1.0M
Context (output)66K66K
Input Price / 1M$0.50$2.00
Output Price / 1M$3.00$12.00
Average Score0.90.9
Benchmarks
GPQA0.90.9
AIME 20251.01.0
MMMLU0.90.9

Visual Benchmark Comparison

Gemini 3 Flash
Gemini 3 Pro
GPQA0.9 vs 0.9
0.9
0.9
AIME 20251.0 vs 1.0
1.0
1.0
MMMLU0.9 vs 0.9
0.9
0.9

Verdict

Gemini 3 Flash leads in 2 out of 4 comparison categories.

Overall Performance

Both models show comparable average scores: Gemini 3 Flash — 0.9, Gemini 3 Pro — 0.9.

API Cost

Gemini 3 Flash is 4.0x cheaper: input $0.50/1M vs $2.00/1M tokens.

Context Window

Same context size: 1M tokens.

Recency

Gemini 3 Flash is newer: released 12/16/2025 vs 11/17/2025.

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Related Comparisons

The Gemini 3 Flash and Gemini 3 Pro comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the Gemini 3 Flash or Gemini 3 Pro page. See also the complete list of AI model comparisons.