Llama 3.1 8B Instruct vs Qwen3.8-27B
Qwen3.8-27B significantly outperforms across most benchmarks.
Meta · Alibaba Cloud / Qwen Team · Updated for 2026
Which is better?
Llama 3.1 8B Instruct outperforms in 0 benchmarks, while Qwen3.8-27B is better at 1 benchmark (GPQA). Qwen3.8-27B significantly outperforms across most benchmarks.
Based on current benchmark, pricing, and model metadata for 2026.
Choose Llama 3.1 8B Instruct
- you want predictable pricing at $0.03/M input and $0.03/M output
Choose Qwen3.8-27B
- you want the strongest raw capability — it leads on 1 of 1 shared benchmarks
- you want the most recent training data — it shipped Aug 2026
At a glance
The differences that matter most.
Performance Benchmarks
Comparative analysis across standard metrics
Llama 3.1 8B Instruct outperforms in 0 benchmarks, while Qwen3.8-27B is better at 1 benchmark (GPQA).
Qwen3.8-27B significantly outperforms across most benchmarks.
Arena Performance
Playground indexes and blind preference scores
Model Size
Parameter count comparison
Qwen3.8-27B has 19.8B more parameters than Llama 3.1 8B Instruct, making it 247.3% larger.
Context Window
Maximum input and output token capacity
Only Llama 3.1 8B Instruct specifies input context (131,072 tokens). Only Llama 3.1 8B Instruct specifies output context (131,072 tokens).
Input Capabilities
Supported data types and modalities
Qwen3.8-27B supports multimodal inputs, whereas Llama 3.1 8B Instruct does not.
Qwen3.8-27B can handle both text and other forms of data like images, making it suitable for multimodal applications.
Llama 3.1 8B Instruct
Qwen3.8-27B
License
Usage and distribution terms
Llama 3.1 8B Instruct is licensed under Llama 3.1 Community License, while Qwen3.8-27B uses Apache 2.0.
License differences may affect how you can use these models in commercial or open-source projects.
Llama 3.1 Community License
Open weights
Apache 2.0
Open weights
Release Timeline
When each model was launched
Llama 3.1 8B Instruct was released on 2024-07-23, while Qwen3.8-27B was released on 2026-08-14.
Qwen3.8-27B is 25 months newer than Llama 3.1 8B Instruct.
Jul 23, 2024
2.1 years ago
Aug 14, 2026
1 weeks ago
2.1yr newerKnowledge Cutoff
When training data ends
Llama 3.1 8B Instruct has a documented knowledge cutoff of 2023-12-31, while Qwen3.8-27B's cutoff date is not specified.
We can confirm Llama 3.1 8B Instruct's training data extends to 2023-12-31, but cannot make a direct comparison without Qwen3.8-27B's cutoff date.
Dec 2023
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Outputs Comparison
Judge for yourself.
Run your own prompts against Llama 3.1 8B Instruct and Qwen3.8-27B side-by-side, then vote on the output you prefer.
FAQ
Common questions about Llama 3.1 8B Instruct vs Qwen3.8-27B.