The AI arena is free today

Open Superagent

Hy4 preview vs MedGemma 4B IT

Hy4 preview leads the LLM Stats Score 51.0 to -4.5.

Tencent · Google · Updated for 2026

Which is better?

Hy4 preview leads the overall LLM Stats Score 51.0 to -4.5, ranking #14 overall.

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

Choose Hy4 preview

  • overall performance matters — it scores 51.0 and ranks #14 on LLM Stats
  • your work emphasizes reasoning — it leads those capability indexes
  • you want the most recent training data — it shipped Aug 2026

Choose MedGemma 4B IT

  • you are already invested in the Google ecosystem

At a glance

The differences that matter most.

Hy4 preview
Tencent
MedGemma 4B IT
Google
Core performance indexes
LLM Stats Score
51.0
#14
-4.5
#349
Reasoning
50.8
#10
-5.0
#346
Cost, coverage & limits
Benchmark wins
—
—
Input price
— / M
— / M
Output price
— / M
— / M
Context window
—
—

Individual benchmarks

32 reported for Hy4 preview · 7 for MedGemma 4B IT

No common benchmarks found

Hy4 preview and MedGemma 4B ITdon't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Human preference

Blind head-to-head votes and playground preference scores

Model Size

Parameter count comparison

765.7B diff

Hy4 preview has 765.7B more parameters than MedGemma 4B IT, making it 17807.0% larger.

Tencent
Hy4 preview
770.0Bparameters
Google
MedGemma 4B IT
4.3Bparameters
770.0B
Hy4 preview
4.3B
MedGemma 4B IT

Input capabilities

Documented input modalities across available providers

MedGemma 4B IT supports multimodal inputs, whereas Hy4 preview does not.

MedGemma 4B IT can handle both text and other forms of data like images, making it suitable for multimodal applications.

Hy4 preview

Text
Images
Audio
Video

MedGemma 4B IT

Text
Images
Audio
Video

License

Usage and distribution terms

Hy4 preview is licensed under Apache 2.0, while MedGemma 4B IT uses Health AI Developer Foundations terms of use.

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

Hy4 preview

Apache 2.0

Open weights

MedGemma 4B IT

Health AI Developer Foundations terms of use

Open weights

Release Timeline

When each model was launched

Hy4 preview was released on 2026-08-28, while MedGemma 4B IT was released on 2025-05-20.

Hy4 preview is 16 months newer than MedGemma 4B IT.

Hy4 preview

Aug 28, 2026

3 weeks ago

1.3yr newer
MedGemma 4B IT

May 20, 2025

1.3 years ago

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Judge for yourself.

Run your own prompts against Hy4 preview and MedGemma 4B IT side-by-side, then vote on the output you prefer.

Hy4 preview
✓ Preferred
MedGemma 4B IT
Open in Playground

FAQ

Common questions about Hy4 preview vs MedGemma 4B IT.

Which is better, Hy4 preview or MedGemma 4B IT?

Hy4 preview leads the LLM Stats Score 51.0 to -4.5. Hy4 preview is made by Tencent and MedGemma 4B IT is made by Google. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Hy4 preview compare to MedGemma 4B IT in benchmarks?

Hy4 preview scores GPQA: 92.3%, Terminal-Bench 2.1: 85.4%, WideSearch: 83.9%, MCP Atlas: 83.7%, SWE-bench Multilingual: 82.9%. MedGemma 4B IT scores MIMIC CXR: 88.9%, DermMCQA: 71.8%, PathMCQA: 69.8%, SlakeVQA: 62.3%, VQA-Rad: 49.9%.

What are the main differences between Hy4 preview and MedGemma 4B IT?

Key differences include LLM Stats Score (51.0 vs -4.5), multimodal support (no vs yes), licensing (Apache 2.0 vs Health AI Developer Foundations terms of use). See the full comparison above for benchmark-by-benchmark results.

Who makes Hy4 preview and MedGemma 4B IT?

Hy4 preview is developed by Tencent and MedGemma 4B IT is developed by Google.

Related comparisons