Phi 4 Reasoning vs Qwen3.8-Flash-Next
Qwen3.8-Flash-Next significantly outperforms across most benchmarks.
Microsoft · Alibaba Cloud / Qwen Team · Updated for 2026
Which is better?
Phi 4 Reasoning outperforms in 0 benchmarks, while Qwen3.8-Flash-Next is better at 1 benchmark (GPQA). Qwen3.8-Flash-Next significantly outperforms across most benchmarks.
Based on current benchmark, pricing, and model metadata for 2026.
Choose Phi 4 Reasoning
- you are already invested in the Microsoft ecosystem
Choose Qwen3.8-Flash-Next
- 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
Phi 4 Reasoning outperforms in 0 benchmarks, while Qwen3.8-Flash-Next is better at 1 benchmark (GPQA).
Qwen3.8-Flash-Next significantly outperforms across most benchmarks.
Arena Performance
Playground indexes and blind preference scores
Model Size
Parameter count comparison
Qwen3.8-Flash-Next has 111.0B more parameters than Phi 4 Reasoning, making it 792.9% larger.
Input Capabilities
Supported data types and modalities
Qwen3.8-Flash-Next supports multimodal inputs, whereas Phi 4 Reasoning does not.
Qwen3.8-Flash-Next can handle both text and other forms of data like images, making it suitable for multimodal applications.
Phi 4 Reasoning
Qwen3.8-Flash-Next
License
Usage and distribution terms
Phi 4 Reasoning is licensed under MIT, while Qwen3.8-Flash-Next uses Qwen Community License 1.0.
License differences may affect how you can use these models in commercial or open-source projects.
MIT
Open weights
Qwen Community License 1.0
Open weights
Release Timeline
When each model was launched
Phi 4 Reasoning was released on 2025-04-30, while Qwen3.8-Flash-Next was released on 2026-08-26.
Qwen3.8-Flash-Next is 16 months newer than Phi 4 Reasoning.
Apr 30, 2025
1.3 years ago
Aug 26, 2026
1 days ago
1.3yr newerKnowledge Cutoff
When training data ends
Phi 4 Reasoning has a documented knowledge cutoff of 2025-03-01, while Qwen3.8-Flash-Next's cutoff date is not specified.
We can confirm Phi 4 Reasoning's training data extends to 2025-03-01, but cannot make a direct comparison without Qwen3.8-Flash-Next's cutoff date.
Mar 2025
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Outputs Comparison
Judge for yourself.
Run your own prompts against Phi 4 Reasoning and Qwen3.8-Flash-Next side-by-side, then vote on the output you prefer.
FAQ
Common questions about Phi 4 Reasoning vs Qwen3.8-Flash-Next.