Model Comparison

Phi 4 Mini Reasoning vs Phi 4 Reasoning PlusWhich is better in 2026?

Phi 4 Reasoning Plus significantly outperforms across most benchmarks.

Verdict: Phi 4 Mini Reasoning vs Phi 4 Reasoning Plus — which is better?

Phi 4 Mini Reasoning (by Microsoft) and Phi 4 Reasoning Plus (by Microsoft) are two of the AI models people compare most. Here is how they stack up on benchmarks, price and capabilities, and which one to pick in 2026.

Phi 4 Mini Reasoning outperforms in 0 benchmarks, while Phi 4 Reasoning Plus is better at 1 benchmark (GPQA). Phi 4 Reasoning Plus significantly outperforms across most benchmarks.

Choose Phi 4 Mini Reasoning if…

  • you are already invested in the Microsoft ecosystem

Choose Phi 4 Reasoning Plus if…

  • you want the strongest raw capability — it leads on 1 of 1 shared benchmarks
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Performance Benchmarks

Comparative analysis across standard metrics

1 benchmarks

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

Phi 4 Reasoning Plus significantly outperforms across most benchmarks.

Sat Jun 13 2026 • llm-stats.com

Arena Performance

Human preference votes

Model Size

Parameter count comparison

10.2B diff

Phi 4 Reasoning Plus has 10.2B more parameters than Phi 4 Mini Reasoning, making it 268.4% larger.

Microsoft
Phi 4 Mini Reasoning
3.8Bparameters
Microsoft
Phi 4 Reasoning Plus
14.0Bparameters
3.8B
Phi 4 Mini Reasoning
14.0B
Phi 4 Reasoning Plus

License

Usage and distribution terms

Both models are licensed under MIT.

Both models share the same licensing terms, providing consistent usage rights.

Phi 4 Mini Reasoning

MIT

Open weights

Phi 4 Reasoning Plus

MIT

Open weights

Release Timeline

When each model was launched

Both models were released on 2025-04-30.

They likely represent similar generations of model development.

Phi 4 Mini Reasoning

Apr 30, 2025

1.1 years ago

Phi 4 Reasoning Plus

Apr 30, 2025

1.1 years ago

Knowledge Cutoff

When training data ends

Phi 4 Mini Reasoning has a knowledge cutoff of 2025-02-01, while Phi 4 Reasoning Plus has a cutoff of 2025-03-01.

Phi 4 Reasoning Plus has more recent training data (up to 2025-03-01), making it potentially better informed about events through that date compared to Phi 4 Mini Reasoning (2025-02-01).

Phi 4 Mini Reasoning

Feb 2025

Phi 4 Reasoning Plus

Mar 2025

1 mo newer

Outputs Comparison

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Key Takeaways

Microsoft

No standout differentiators in the data we have for this pair.

Microsoft
Higher GPQA score (68.9% vs 52.0%)

Detailed Comparison

AI Model Comparison Table
Feature
Microsoft
Phi 4 Mini Reasoning
Microsoft
Phi 4 Reasoning Plus

FAQ

Common questions about Phi 4 Mini Reasoning vs Phi 4 Reasoning Plus.

Which is better, Phi 4 Mini Reasoning or Phi 4 Reasoning Plus?

Phi 4 Reasoning Plus significantly outperforms across most benchmarks. Phi 4 Mini Reasoning is made by Microsoft and Phi 4 Reasoning Plus is made by Microsoft. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Phi 4 Mini Reasoning compare to Phi 4 Reasoning Plus in benchmarks?

Phi 4 Mini Reasoning scores MATH-500: 94.6%, AIME: 57.5%, GPQA: 52.0%. Phi 4 Reasoning Plus scores FlenQA: 97.9%, HumanEval+: 92.3%, IFEval: 84.9%, OmniMath: 81.9%, AIME 2024: 81.3%.

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