head-to-head

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

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-11-07.

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

The verdict

For a sample job of 1 million input tokens and 250,000 output tokens, both cost $0.62 at current list prices.

Both read up to 1,048,576 tokens at once, roughly 1,573 pages of text.

Gemini 3.1 Flash Lite was released in May 2026 and Gemini 3.1 Flash Lite Preview in March 2026.

Costs use current list prices per million tokens; page counts assume about 0.75 words per token and 500 words per page.