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Gemma 3 vs LLaMA 3.1 405B — Which Is Better in 2026?

Gemma 3 vs LLaMA 3.1 405B: independent head-to-head scored on Performance, Value, Reliability, and Ease of Use. See scores, pros, cons, and our verdict.

Updated: 2026-04-13How we score →

Google

Gemma 3

Best small open model for on-device AI

Meta

LLaMA 3.1 405B

Best open-source LLM — free to run

8.1

Overall Score

WINNER

7.8

Overall Score

7.8
Performance
8.5
9.8
Value
9.5
7.0
Reliability
6.0
7.0
Ease of Use
5.0

Our Verdict

Gemma 3 scores higher overall (8.1/10 vs 7.8/10), winning on Value and Reliability. Best small open model for on-device AI. Runs on a single GPU with competitive quality.

Pricing — Gemma 3

Free (open weights) · Google AI Studio free tier

Pricing — LLaMA 3.1 405B

Free (self-hosted) · Cloud inference from $0.003/1K tokens

Gemma 3

Pros

  • Runs on a single GPU — great for edge deployment
  • Competitive quality vs much larger models
  • Google's open research commitment

Cons

  • Smaller capacity than frontier models
  • Limited tool use compared to hosted LLMs
  • Requires infrastructure to self-host

Best For

On-device AI, privacy-sensitive apps, edge deployment, experimentation

LLaMA 3.1 405B

Pros

  • Fully open-source weights — self-host for free
  • No data sent to third parties
  • Competitive with GPT-4 class models

Cons

  • Requires GPU infrastructure to run
  • No official support or SLA
  • Harder to set up than hosted solutions

Best For

Privacy-first deployments, open-source enthusiasts, budget-conscious teams with infrastructure

Choose Gemma 3 if…

  • Value is your top priority — Gemma 3 leads by 0.3 points
  • On-device AI
  • You also value Reliability — Gemma 3 wins that dimension too

Choose LLaMA 3.1 405B if…

  • Performance is your top priority — LLaMA 3.1 405B leads by 0.7 points
  • Privacy-first deployments
  • Meta support, documentation, and community suit your team

Frequently Asked Questions

Is Gemma 3 better than LLaMA 3.1 405B?

Gemma 3 scores 8.1/10 overall vs 7.8/10 for LLaMA 3.1 405B, with an edge on Value and Reliability and Ease of Use. That said, "LLaMA 3.1 405B" may be the better pick if performance is your priority. The right choice depends on your use case.

What is the pricing difference between Gemma 3 and LLaMA 3.1 405B?

Gemma 3: Free (open weights) · Google AI Studio free tier. LLaMA 3.1 405B: Free (self-hosted) · Cloud inference from $0.003/1K tokens. Compare usage volumes and features needed to determine total cost of ownership for your team.

Which is better for on-device ai?

Gemma 3 is generally stronger here, scoring 8.1/10 overall. Best small open model for on-device AI. Runs on a single GPU with competitive quality. For more niche requirements like performance, LLaMA 3.1 405B may be worth evaluating.

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