Mercury 2 vs Qwen3.8-27B
Qwen3.8-27B significantly outperforms across most benchmarks.
Inception · Alibaba Cloud / Qwen Team · Updated for 2026
Which is better?
Mercury 2 outperforms in 0 benchmarks, while Qwen3.8-27B is better at 2 benchmarks (GPQA, IFBench). Qwen3.8-27B significantly outperforms across most benchmarks.
Based on current benchmark, pricing, and model metadata for 2026.
Choose Mercury 2
- you want predictable pricing at $0.25/M input and $0.75/M output
Choose Qwen3.8-27B
- you want the strongest raw capability — it leads on 2 of 2 shared benchmarks
- you want the most recent training data — it shipped Aug 2026
- you need open weights you can self-host or fine-tune
At a glance
The differences that matter most.
Performance Benchmarks
Comparative analysis across standard metrics
Mercury 2 outperforms in 0 benchmarks, while Qwen3.8-27B is better at 2 benchmarks (GPQA, IFBench).
Qwen3.8-27B significantly outperforms across most benchmarks.
Arena Performance
Playground indexes and blind preference scores
Context Window
Maximum input and output token capacity
Only Mercury 2 specifies input context (128,000 tokens). Only Mercury 2 specifies output context (8,192 tokens).
Input Capabilities
Supported data types and modalities
Qwen3.8-27B supports multimodal inputs, whereas Mercury 2 does not.
Qwen3.8-27B can handle both text and other forms of data like images, making it suitable for multimodal applications.
Mercury 2
Qwen3.8-27B
License
Usage and distribution terms
Mercury 2 is licensed under a proprietary 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.
Proprietary
Closed source
Apache 2.0
Open weights
Release Timeline
When each model was launched
Mercury 2 was released on 2026-02-24, while Qwen3.8-27B was released on 2026-08-14.
Qwen3.8-27B is 6 months newer than Mercury 2.
Feb 24, 2026
6 months ago
Aug 14, 2026
1 weeks ago
5mo newerKnowledge Cutoff
When training data ends
Neither model specifies a knowledge cutoff date.
Unable to compare the recency of their training data.
Outputs Comparison
Judge for yourself.
Run your own prompts against Mercury 2 and Qwen3.8-27B side-by-side, then vote on the output you prefer.
FAQ
Common questions about Mercury 2 vs Qwen3.8-27B.