head-to-head

Google: Gemini 3.1 Flash Lite Preview vs Google: Gemini 3 Flash Preview

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-04-30.

	Google: Gemini 3.1 Flash Lite Preview	Google: Gemini 3 Flash Preview
Vendor	google	google
Quality Score	100	100
Input Price	$0.25/M	$0.50/M
Output Price	$1.50/M	$3.00/M
Context Window	1,048,576	1,048,576
Max Output	65,536	65,536
Tool Calling	✓	✓
Structured Output	✓	✓
Reasoning Mode	✓	✓
Vision	✓	✓
Audio	✓	✓

Who wins by task?

Task	Google: Gemini 3.1 Flash Lite Preview	Google: Gemini 3 Flash Preview
SQL Generation	133	133
Code Completion	131	131
Code Documentation	131	131
Regex Writing	119	119
CSV / Spreadsheet Cleanup	133	133
JSON Extraction	131	131
Bulk Data Labeling	129	128
Long-Document Summarization	137	137
Short-Form Summarization	123	123
Blog Post Writing	121	121

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