Model Comparison

Hy3 vs Phi 4 Reasoning PlusWhich is better in 2026?

Hy3 significantly outperforms across most benchmarks.

Verdict: Hy3 vs Phi 4 Reasoning Plus — which is better?

Hy3 (by Tencent) 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.

Hy3 outperforms in 1 benchmarks (GPQA), while Phi 4 Reasoning Plus is better at 0 benchmarks. Hy3 significantly outperforms across most benchmarks.

Choose Hy3 if…

  • you want the strongest raw capability — it leads on 1 of 1 shared benchmarks
  • you want the most recent training data — it shipped Jul 2026

Choose Phi 4 Reasoning Plus if…

  • you are already invested in the Microsoft ecosystem

Performance Benchmarks

Comparative analysis across standard metrics

1 benchmarks

Hy3 outperforms in 1 benchmarks (GPQA), while Phi 4 Reasoning Plus is better at 0 benchmarks.

Hy3 significantly outperforms across most benchmarks.

Sat Jul 18 2026 • llm-stats.com

Arena Performance

Human preference votes

Model Size

Parameter count comparison

281.0B diff

Hy3 has 281.0B more parameters than Phi 4 Reasoning Plus, making it 2007.1% larger.

Tencent
Hy3
295.0Bparameters
Microsoft
Phi 4 Reasoning Plus
14.0Bparameters
295.0B
Hy3
14.0B
Phi 4 Reasoning Plus

License

Usage and distribution terms

Hy3 is licensed under Apache 2.0, while Phi 4 Reasoning Plus uses MIT.

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

Hy3

Apache 2.0

Open weights

Phi 4 Reasoning Plus

MIT

Open weights

Release Timeline

When each model was launched

Hy3 was released on 2026-07-06, while Phi 4 Reasoning Plus was released on 2025-04-30.

Hy3 is 14 months newer than Phi 4 Reasoning Plus.

Hy3

Jul 6, 2026

1 weeks ago

1.2yr newer
Phi 4 Reasoning Plus

Apr 30, 2025

1.2 years ago

Knowledge Cutoff

When training data ends

Phi 4 Reasoning Plus has a documented knowledge cutoff of 2025-03-01, while Hy3's cutoff date is not specified.

We can confirm Phi 4 Reasoning Plus's training data extends to 2025-03-01, but cannot make a direct comparison without Hy3's cutoff date.

Hy3

—

Phi 4 Reasoning Plus

Mar 2025

Outputs Comparison

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Key Takeaways

Tencent
Higher GPQA score (90.4% vs 68.9%)
Microsoft

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

Detailed Comparison

Interactive Arena

Judge for yourself.

Run your own prompts against Hy3 and Phi 4 Reasoning Plus side-by-side, then vote on the output you prefer.

Hy3
✓ Preferred
Phi 4 Reasoning Plus
Open in Playground
AI Model Comparison Table
Feature
Tencent
Hy3
Microsoft
Phi 4 Reasoning Plus

FAQ

Common questions about Hy3 vs Phi 4 Reasoning Plus.

Which is better, Hy3 or Phi 4 Reasoning Plus?

Hy3 significantly outperforms across most benchmarks. Hy3 is made by Tencent 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 Hy3 compare to Phi 4 Reasoning Plus in benchmarks?

Hy3 scores DeepSearchQA: 91.0%, GPQA: 90.4%, IMO-AnswerBench: 90.0%, BrowseComp: 84.2%, MCP Atlas: 79.1%. Phi 4 Reasoning Plus scores FlenQA: 97.9%, HumanEval+: 92.3%, IFEval: 84.9%, OmniMath: 81.9%, AIME 2024: 81.3%.

What are the main differences between Hy3 and Phi 4 Reasoning Plus?

Key differences include licensing (Apache 2.0 vs MIT). See the full comparison above for benchmark-by-benchmark results.

Who makes Hy3 and Phi 4 Reasoning Plus?

Hy3 is developed by Tencent and Phi 4 Reasoning Plus is developed by Microsoft.

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