Llama 3.1 405B vs Qwen3 30B A3B
Compare Llama 3.1 405B by Meta AI against Qwen3 30B A3B by Qwen, context windows of 128K vs 41K, tested across 12 shared challenges. Updated May 2026.
Which is better, Llama 3.1 405B or Qwen3 30B A3B?
Llama 3.1 405B and Qwen3 30B A3B are both competitive models. Llama 3.1 405B costs $2.7/M input tokens vs $0/M for Qwen3 30B A3B. Context windows: 128K vs 41K tokens. Compare their real outputs side by side below.
Key Differences Between Llama 3.1 405B and Qwen3 30B A3B
Llama 3.1 405B is made by meta while Qwen3 30B A3B is from qwen. Llama 3.1 405B has a 128K token context window compared to Qwen3 30B A3B's 41K. On pricing, Llama 3.1 405B costs $2.7/M input tokens vs $0/M for Qwen3 30B A3B.
Per 1M tokens
No community votes yet. On paper, Llama 3.1 405B has the edge — bigger model tier, bigger context window, major provider backing.
Style Comparison
Qwen3 30B A3B uses 755.6x more bold
