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Phi 4 Mini Reasoning vs Qwen3.8 Flash

Qwen3.8 Flash leads the LLM Stats Score 49.6 to 7.4.

Microsoft · Alibaba Cloud / Qwen Team · Updated for 2026

Which is better?

Qwen3.8 Flash leads the overall LLM Stats Score 49.6 to 7.4, ranking #16 overall.

In the 1 individual benchmarks reported for both models, Qwen3.8 Flash wins 1; this is a narrower head-to-head signal than the composite indexes.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose Phi 4 Mini Reasoning

  • you need open weights you can self-host or fine-tune

Choose Qwen3.8 Flash

  • overall performance matters — it scores 49.6 and ranks #16 on LLM Stats
  • your work emphasizes reasoning — it leads those capability indexes
  • you value its reported benchmark strengths — it wins 1 of 1 exact shared results
  • you want the most recent training data — it shipped Aug 2026

At a glance

The differences that matter most.

Core performance indexes
7.4
#273
49.6
#16
7.7
#265
49.2
#16
Cost, coverage & limits
Benchmark wins
0 of 1
1 of 1
Input price
— / M
$0.15 / M
Output price
— / M
$0.47 / M
Context window
1,000,000

Individual benchmarks

3 reported for Phi 4 Mini Reasoning · 22 for Qwen3.8 Flash

1 shared

Phi 4 Mini Reasoning outperforms in 0 benchmarks, while Qwen3.8 Flash is better at 1 benchmark (GPQA).

Qwen3.8 Flash significantly outperforms across most benchmarks.

Mon Aug 31 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Model Size

Parameter count comparison

121.2B diff

Qwen3.8 Flash has 121.2B more parameters than Phi 4 Mini Reasoning, making it 3189.5% larger.

Microsoft
Phi 4 Mini Reasoning
3.8Bparameters
Alibaba Cloud / Qwen Team
Qwen3.8 Flash
125.0Bparameters
3.8B
Phi 4 Mini Reasoning
125.0B
Qwen3.8 Flash

Context Window

Maximum input and output token capacity

Only Qwen3.8 Flash specifies input context (1,000,000 tokens). Only Qwen3.8 Flash specifies output context (131,072 tokens).

Microsoft
Phi 4 Mini Reasoning
Input- tokens
Output- tokens
Alibaba Cloud / Qwen Team
Qwen3.8 Flash
Input1,000,000 tokens
Output131,072 tokens
Mon Aug 31 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Qwen3.8 Flash supports multimodal inputs, whereas Phi 4 Mini Reasoning does not.

Qwen3.8 Flash can handle both text and other forms of data like images, making it suitable for multimodal applications.

Phi 4 Mini Reasoning

Text
Images
Audio
Video

Qwen3.8 Flash

Text
Images
Audio
Video

License

Usage and distribution terms

Phi 4 Mini Reasoning is licensed under MIT, while Qwen3.8 Flash uses a proprietary license.

License differences may affect how you can use these models in commercial or open-source projects.

Phi 4 Mini Reasoning

MIT

Open weights

Qwen3.8 Flash

Proprietary

Closed source

Release Timeline

When each model was launched

Phi 4 Mini Reasoning was released on 2025-04-30, while Qwen3.8 Flash was released on 2026-08-26.

Qwen3.8 Flash is 16 months newer than Phi 4 Mini Reasoning.

Phi 4 Mini Reasoning

Apr 30, 2025

1.3 years ago

Qwen3.8 Flash

Aug 26, 2026

4 days ago

1.3yr newer

Knowledge Cutoff

When training data ends

Phi 4 Mini Reasoning has a documented knowledge cutoff of 2025-02-01, while Qwen3.8 Flash's cutoff date is not specified.

We can confirm Phi 4 Mini Reasoning's training data extends to 2025-02-01, but cannot make a direct comparison without Qwen3.8 Flash's cutoff date.

Phi 4 Mini Reasoning

Feb 2025

Qwen3.8 Flash

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion

Judge for yourself.

Run your own prompts against Phi 4 Mini Reasoning and Qwen3.8 Flash side-by-side, then vote on the output you prefer.

Phi 4 Mini Reasoning
✓ Preferred
Qwen3.8 Flash
Open in Playground

FAQ

Common questions about Phi 4 Mini Reasoning vs Qwen3.8 Flash.

Which is better, Phi 4 Mini Reasoning or Qwen3.8 Flash?

Qwen3.8 Flash leads the LLM Stats Score 49.6 to 7.4. Phi 4 Mini Reasoning is made by Microsoft and Qwen3.8 Flash is made by Alibaba Cloud / Qwen Team. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Phi 4 Mini Reasoning compare to Qwen3.8 Flash in benchmarks?

Phi 4 Mini Reasoning scores MATH-500: 94.6%, AIME: 57.5%, GPQA: 52.0%. Qwen3.8 Flash scores MathVision: 95.7%, LiveCodeBench v6: 91.9%, GPQA: 91.7%, CharXiv-R: 90.6%, RealWorldQA: 88.5%.

What are the context window sizes for Phi 4 Mini Reasoning and Qwen3.8 Flash?

Phi 4 Mini Reasoning supports an unknown number of tokens and Qwen3.8 Flash supports 1.0M tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Phi 4 Mini Reasoning and Qwen3.8 Flash?

Key differences include LLM Stats Score (7.4 vs 49.6), multimodal support (no vs yes), licensing (MIT vs Proprietary). See the full comparison above for benchmark-by-benchmark results.

Who makes Phi 4 Mini Reasoning and Qwen3.8 Flash?

Phi 4 Mini Reasoning is developed by Microsoft and Qwen3.8 Flash is developed by Alibaba Cloud / Qwen Team.