LLaMA 3.1 405B vs Wan 2.1 — Which Is Better in 2026?
LLaMA 3.1 405B vs Wan 2.1: independent head-to-head scored on Performance, Value, Reliability, and Ease of Use. See scores, pros, cons, and our verdict.
Meta
LLaMA 3.1 405B
Best open-source LLM — free to run
Alibaba
Wan 2.1
Best open-source video model
7.8
Overall Score
8.2
Overall Score
WINNEROur Verdict
Wan 2.1 scores higher overall (8.2/10 vs 7.8/10), winning on Value and Reliability. Best open-source video model. Apache 2.0 license — run locally for free with no restrictions.
Pricing — LLaMA 3.1 405B
Free (self-hosted) · Cloud inference from $0.003/1K tokens
Pricing — Wan 2.1
See website for current pricing
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
Wan 2.1
Pros
- ✓Strong performance on key benchmarks
- ✓Active development and regular updates
- ✓Growing ecosystem and community
Cons
- ✗May have less documentation than larger platforms
- ✗Ecosystem still growing
- ✗Evaluate for your specific use case
Best For
Alibaba ecosystem users and teams looking for Wan 2.1 capabilities
Choose LLaMA 3.1 405B if…
- →Performance is your top priority — LLaMA 3.1 405B leads by 0.3 points
- →Privacy-first deployments
- →Meta support, documentation, and community suit your team
Choose Wan 2.1 if…
- →Value is your top priority — Wan 2.1 leads by 0.3 points
- →Alibaba ecosystem users and teams looking for Wan 2.1 capabilities
- →You also value Reliability — Wan 2.1 wins that dimension too
Frequently Asked Questions
Is LLaMA 3.1 405B better than Wan 2.1?
Wan 2.1 scores 8.2/10 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 LLaMA 3.1 405B and Wan 2.1?
LLaMA 3.1 405B: Free (self-hosted) · Cloud inference from $0.003/1K tokens. Wan 2.1: See website for current pricing. Compare usage volumes and features needed to determine total cost of ownership for your team.
Which is better for alibaba ecosystem users and teams looking for wan 2.1 capabilities?
Wan 2.1 is generally stronger here, scoring 8.2/10 overall. Best open-source video model. Apache 2.0 license — run locally for free with no restrictions. For more niche requirements like performance, LLaMA 3.1 405B may be worth evaluating.
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