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Google: Gemini 3.5 Flash vs Google: Gemma 4 31B (free)

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-06-12.

Google: Gemini 3.5 Flash Google: Gemma 4 31B (free)
Vendorgooglegoogle
Quality Score100100
Benchmark Score88.3-
Input Price$1.50/MFree
Output Price$9.00/MFree
Context Window1,048,576262,144
Max Output65,53632,768
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio✓-
Benchmark Scores
ai_index91.3-
ai_index_agentic100.0-
ai_index_coding74.2-

Who wins by task?

TaskGoogle: Gemini 3.5 FlashGoogle: Gemma 4 31B (free)
SQL Generation 170 131
Code Review 167 126
Code Completion 119 129
Code Refactoring 164 127
Bug Fixing 183 130
Unit Test Generation 153 121
Code Documentation 142 126
Regex Writing 136 120
CI/CD Pipelines 144 117
Frontend Component Design 146 122
Data Analysis 172 124
CSV / Spreadsheet Cleanup 150 128
ETL Scripting 154 122
JSON Extraction 136 132
Bulk Data Labeling 123 130
OCR / Document Parsing 145 128
Table Extraction from PDFs 145 128
Long-Document Summarization 160 129
Short-Form Summarization 122 124
Blog Post Writing 140 119

Scores reflect capability match + benchmark data + pricing for each task. Methodology →

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