What is the difference between Gemini 3 Flash Preview and Llama 3.1 405B?

Gemini 3 Flash Preview is developed by Google AI while Llama 3.1 405B is developed by Meta AI. Gemini 3 Flash Preview has a 1.0M token context window vs Llama 3.1 405B's 128K. You can compare their actual outputs across 12 challenges on Rival to see how they differ in practice.

Which is better, Gemini 3 Flash Preview or Llama 3.1 405B?

It depends on your use case. Gemini 3 Flash Preview and Llama 3.1 405B each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 12 challenges so you can judge which fits your needs best.

How much does Gemini 3 Flash Preview cost compared to Llama 3.1 405B?

Gemini 3 Flash Preview costs $0.5/M input tokens and Llama 3.1 405B costs $2.7/M input tokens. Gemini 3 Flash Preview is $2.20/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

How can I compare Gemini 3 Flash Preview and Llama 3.1 405B on Rival?

This page shows a side-by-side comparison of Gemini 3 Flash Preview and Llama 3.1 405B across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.

What is the difference between Gemini 3 Flash Preview and Llama 3.1 405B?

Gemini 3 Flash Preview is developed by Google AI while Llama 3.1 405B is developed by Meta AI. Gemini 3 Flash Preview has a 1.0M token context window vs Llama 3.1 405B's 128K. You can compare their actual outputs across 12 challenges on Rival to see how they differ in practice.

Which is better, Gemini 3 Flash Preview or Llama 3.1 405B?

It depends on your use case. Gemini 3 Flash Preview and Llama 3.1 405B each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 12 challenges so you can judge which fits your needs best.

How much does Gemini 3 Flash Preview cost compared to Llama 3.1 405B?

Gemini 3 Flash Preview costs $0.5/M input tokens and Llama 3.1 405B costs $2.7/M input tokens. Gemini 3 Flash Preview is $2.20/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

How can I compare Gemini 3 Flash Preview and Llama 3.1 405B on Rival?

This page shows a side-by-side comparison of Gemini 3 Flash Preview and Llama 3.1 405B across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.

Gemini 3 Flash Preview vs Llama 3.1 405B: Which Is Better?

Updated Dec 2025

Our Verdict

Gemini 3 Flash Preview

Llama 3.1 405B

No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.

Too close to call

API pricing

Cost per 1M tokens

Gemini 3 Flash Preview

Input

$0.50

5.4× cheaper

Output

$3.00

Llama 3.1 405B

Input

$2.70

Output

$3.10

Gemini 3 Flash Preview is cheaper on both — 5.4× input

Writing DNA

Style Comparison

Similarity

55%

Gemini 3 Flash Preview uses 710.1x more bold

Gemini 3 Flash Preview

Llama 3.1 405B

55%Vocabulary56%

18wSentence Length15w

0.42Hedging0.41

7.1Bold0.0

4.5Lists1.9

0.00Emoji0.03

0.84Headings0.00

0.07Transitions0.16

Based on 24 + 5 text responses

Research

What we learned reading every model

Gemini 3 Flash Preview and Llama 3.1 405B have opinions about your brand too.Ask 10 models what they tell people about you. Verbatim receipts.Run the mirror

FAQ

Common questions

Keep exploring

More comparisons

Llama 3.1 405B vs MiniMax M3New provider

Llama 3.1 405B vs GPT-5New provider

Gemini 3 Flash Preview vs Llama 4 MaverickCross-provider

Updated Dec 2025

Our Verdict

Gemini 3 Flash Preview

Llama 3.1 405B

No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.

Too close to call

API pricing

Cost per 1M tokens

Gemini 3 Flash Preview

Input

$0.50

5.4× cheaper

Output

$3.00

Llama 3.1 405B

Input

$2.70

Output

$3.10

Gemini 3 Flash Preview is cheaper on both — 5.4× input

Writing DNA

Style Comparison

Similarity

55%

Gemini 3 Flash Preview uses 710.1x more bold

Gemini 3 Flash Preview

Llama 3.1 405B

55%Vocabulary56%

18wSentence Length15w

0.42Hedging0.41

7.1Bold0.0

4.5Lists1.9

0.00Emoji0.03

0.84Headings0.00

0.07Transitions0.16

Based on 24 + 5 text responses

Research

What we learned reading every model

Gemini 3 Flash Preview and Llama 3.1 405B have opinions about your brand too.Ask 10 models what they tell people about you. Verbatim receipts.Run the mirror

FAQ

Common questions

Keep exploring

More comparisons

Llama 3.1 405B vs MiniMax M3New provider

Llama 3.1 405B vs GPT-5New provider

Gemini 3 Flash Preview vs Llama 4 MaverickCross-provider