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  5. Llama 3.1 405BvsQwen3.6 27B
Updated Apr 2026

Llama 3.1 405BvsQwen3.6 27B

Qwen3.6 27B is cheaper than Llama 3.1 405B at $0.325/M vs $2.7/M input tokens.

Llama 3.1 405B and Qwen3.6 27B compared across 11 shared prompts
SpecLlama 3.1 405BQwen3.6 27B
Input price$2.7/M tokens$0.325/M tokens
Output price$3.1/M tokens$3.25/M tokens
Context window128K tokens256K tokens
WeightsOpenOpen
Free API (OpenRouter)NoNo
ReleasedJul 2024Apr 2026
Our Verdict
Llama 3.1 405B
Llama 3.1 405B
Qwen3.6 27B
Qwen3.6 27B

Not enough votes to call it. On the specs, nothing separates them.

Too close to call

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

Llama 3.1 405B
Input
$2.70
Output
$3.10
Qwen3.6 27B
Input
$0.33
8.3× cheaper
Output
$3.25

Qwen3.6 27B wins input (8.3× cheaper)·Llama 3.1 405B

Where to run it

6 hosts, cheapest first

Llama 3.1 405B

No hosts listed on OpenRouter.

Qwen3.6 27B6 hosts
HostInOutContextUptime
CChutesfp8$0.30 in·$2.00 out·262k·91.2% upSSiliconFlowfp8$0.30 in·$3.20 out·262k·82.1% upPPhala$0.32 in·$2.70 out·262k·94.8% upDDeepInfrafp8$0.32 in·$3.20 out·262k·99.7% upVVenicefp8$0.33 in·$3.25 out·256k·93.7% upAlibaba Cloud$0.45 in·$2.70 out·262k·100% up

Per million tokens. Prices and uptime via OpenRouter, checked 23 Sep 2026.

Writing DNA

Style Comparison

Similarity
54%

Qwen3.6 27B uses 430.3x more bold

Llama 3.1 405B
Qwen3.6 27B
55%Vocabulary62%
15wSentence Length16w
0.41Hedging0.28
0.0Bold4.3
1.9Lists2.1
0.03Emoji1.54
0.00Headings0.68
0.16Transitions0.05
Based on 5 + 25 text responses
Research

What we learned reading every model

FAQ

Common questions

Llama 3.1 405B is developed by Meta AI while Qwen3.6 27B is developed by Qwen. Llama 3.1 405B has a 128K token context window vs Qwen3.6 27B's 256K. You can compare their actual outputs across 11 challenges on Rival to see how they differ in practice.

It depends on your use case. Llama 3.1 405B and Qwen3.6 27B each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 11 challenges so you can judge which fits your needs best.

Llama 3.1 405B costs $2.7/M input tokens and Qwen3.6 27B costs $0.325/M input tokens. Qwen3.6 27B is $2.38/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

This page shows a side-by-side comparison of Llama 3.1 405B and Qwen3.6 27B 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.

Keep exploring

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Model pages

Llama 3.1 405B logo
Llama 3.1 405B12 outputs, specs and price
Qwen3.6 27B logo
Qwen3.6 27B55 outputs, specs and price
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