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VECTOR WIREAI INTELLIGENCE
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Gemini 3.1 Flash Lite Preview vs Nova 2.0 Pro Preview

Google · released

Wins 6 of 7 areas

Coding · Agents · Reasoning · Facts · Images and charts · Long documents

Amazon · released

Wins 1 of 7 areas

Following instructions

Gemini 3.1 Flash Lite Preview is the stronger all-rounder.Nova 2.0 Pro Preview is better at following instructions.

Scores updated · 18 tests both models report · How we compare

Where each one wins

Tests won in each of the seven areas where both have results. Each piece is one test, so a longer bar means more evidence; grey means the two scored within a point of each other.

Images and charts, long documents and following instructions rest on a single test each.

What it costs

Prices per million tokens, roughly 750,000 words. The bars show the cost of a million tokens read plus a million written.

Gemini 3.1 Flash Lite Preview$0.25 to read · $1.50 to write$1.75Price from Artificial Analysis
Nova 2.0 Pro Preview$1.25 to read · $10.00 to write$11Price from Artificial Analysis

Gemini 3.1 Flash Lite Preview costs 84% less for the same work.

The biggest differences

The tests each model wins by the widest margin, up to three each. Scores are out of 100.

Where Gemini 3.1 Flash Lite Preview pulls ahead

  • Answers hard knowledge questions correctlyAA-Omniscience · Accuracy+14.3points aheadGemini 3.1 Flash Lite Preview36.3Nova 2.0 Pro Preview22
  • Harder college exam questions with imagesMMMU-Pro+11points aheadGemini 3.1 Flash Lite Preview75.5Nova 2.0 Pro Preview64.5
  • Reasons across sets of long documentsAA-LCR+10.3points aheadGemini 3.1 Flash Lite Preview74.3Nova 2.0 Pro Preview64

Where Nova 2.0 Pro Preview pulls ahead

  • Follows unfamiliar, precisely checkable instructionsIFBench+1.8points aheadNova 2.0 Pro Preview79Gemini 3.1 Flash Lite Preview77.2

Every test, side by side

All 18 tests both models report. The winning score is in its model's colour; marks a score checked independently.

CodingGemini 3.1 Flash Lite Preview

Full coding ranking

AgentsGemini 3.1 Flash Lite Preview

Full agents ranking

ReasoningGemini 3.1 Flash Lite Preview

Full reasoning ranking

FactsGemini 3.1 Flash Lite Preview

Full facts ranking

Images and chartsGemini 3.1 Flash Lite Preview
  • MMMU-ProGemini 3.1 Flash Lite Preview by 1175.564.5+11

Full images and charts ranking

Long documentsGemini 3.1 Flash Lite Preview
  • AA-LCRGemini 3.1 Flash Lite Preview by 10.374.364+10.3

Full long documents ranking

Following instructionsNova 2.0 Pro Preview
  • IFBenchNova 2.0 Pro Preview by 1.877.279+1.8

Full following instructions ranking

Other results5 tests, not counted

Tests outside the eight areas. They are not counted above: several are summary scores built from other tests, or the same test under another name.

Questions people ask

Which is better, Gemini 3.1 Flash Lite Preview or Nova 2.0 Pro Preview?

Gemini 3.1 Flash Lite Preview wins six of the seven areas where both have results: coding, agents, reasoning, facts, images and charts and long documents. Nova 2.0 Pro Preview wins following instructions.

Which is better for coding?

Gemini 3.1 Flash Lite Preview. It wins 1 of the 3 coding tests both models report; Nova 2.0 Pro Preview wins none, and 2 are ties.

Which is cheaper?

Gemini 3.1 Flash Lite Preview costs $0.25 per million input tokens and $1.50 per million output tokens; Nova 2.0 Pro Preview costs $1.25 and $10.00. That makes Gemini 3.1 Flash Lite Preview about 84% cheaper for the same work.

How do you compare the two?

We use the 18 benchmark tests both models have published scores on. The verdict counts the 13 tests in the eight capability areas, and a gap under one point (ten on rating-style scales) counts as a tie. The other 5 are listed but not counted, because several are summary scores or repeat a test. Each score is the one shown on the model's own page.