Model Comparison

ERNIE 4.5 vs MedGemma 4B ITWhich is better in 2026?

Comparing ERNIE 4.5 and MedGemma 4B IT across benchmarks, pricing, and capabilities.

Verdict: ERNIE 4.5 vs MedGemma 4B IT — which is better?

ERNIE 4.5 (by Baidu) and MedGemma 4B IT (by Google) 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.

Choose ERNIE 4.5 if…

  • you want the most recent training data — it shipped Jun 2025

Choose MedGemma 4B IT if…

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

Comparative analysis across standard metrics

No common benchmarks found

ERNIE 4.5 and MedGemma 4B IT don't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Arena Performance

Human preference votes

Model Size

Parameter count comparison

16.7B diff

ERNIE 4.5 has 16.7B more parameters than MedGemma 4B IT, making it 388.4% larger.

Baidu
ERNIE 4.5
21.0Bparameters
Google
MedGemma 4B IT
4.3Bparameters
21.0B
ERNIE 4.5
4.3B
MedGemma 4B IT

Context Window

Maximum input and output token capacity

Only ERNIE 4.5 specifies input context (128,000 tokens). Only ERNIE 4.5 specifies output context (65,536 tokens).

Baidu
ERNIE 4.5
Input128,000 tokens
Output65,536 tokens
Google
MedGemma 4B IT
Input- tokens
Output- tokens
Sun Jun 07 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

MedGemma 4B IT supports multimodal inputs, whereas ERNIE 4.5 does not.

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

ERNIE 4.5

Text
Images
Audio
Video

MedGemma 4B IT

Text
Images
Audio
Video

License

Usage and distribution terms

ERNIE 4.5 is licensed under a proprietary license, 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.

ERNIE 4.5

Proprietary

Closed source

MedGemma 4B IT

Health AI Developer Foundations terms of use

Open weights

Release Timeline

When each model was launched

ERNIE 4.5 was released on 2025-06-25, while MedGemma 4B IT was released on 2025-05-20.

ERNIE 4.5 is 1 month newer than MedGemma 4B IT.

ERNIE 4.5

Jun 25, 2025

11 months ago

1mo newer
MedGemma 4B IT

May 20, 2025

1.0 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

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Key Takeaways

Baidu
Larger context window (128,000 tokens)
Google
Supports multimodal inputs
Has open weights

Detailed Comparison

AI Model Comparison Table
Feature
Baidu
ERNIE 4.5
Google
MedGemma 4B IT

FAQ

Common questions about ERNIE 4.5 vs MedGemma 4B IT.

Which is better, ERNIE 4.5 or MedGemma 4B IT?

ERNIE 4.5 (Baidu) and MedGemma 4B IT (Google) each have strengths in different areas. Compare their benchmark scores, pricing, context windows, and capabilities above to determine which fits your needs.

How does ERNIE 4.5 compare to MedGemma 4B IT in benchmarks?

ERNIE 4.5 scores GPQA: 74.0%, ARC-E: 60.7%, PIQA: 55.2%, Winogrande: 51.3%, CLUEWSC: 48.6%. MedGemma 4B IT scores MIMIC CXR: 88.9%, DermMCQA: 71.8%, PathMCQA: 69.8%, SlakeVQA: 62.3%, VQA-Rad: 49.9%.

What are the context window sizes for ERNIE 4.5 and MedGemma 4B IT?

ERNIE 4.5 supports 128K tokens and MedGemma 4B IT supports an unknown number of tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between ERNIE 4.5 and MedGemma 4B IT?

Key differences include multimodal support (no vs yes), licensing (Proprietary vs Health AI Developer Foundations terms of use). See the full comparison above for benchmark-by-benchmark results.

Who makes ERNIE 4.5 and MedGemma 4B IT?

ERNIE 4.5 is developed by Baidu and MedGemma 4B IT is developed by Google.

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