Grok-4 Heavy vs Qwen3 VL 4B Instruct Comparison

Comparing Grok-4 Heavy and Qwen3 VL 4B Instruct across benchmarks, pricing, and capabilities.

Performance Benchmarks

Comparative analysis across standard metrics

2 benchmarks

Grok-4 Heavy outperforms in 2 benchmarks (AIME 2025, HMMT25), while Qwen3 VL 4B Instruct is better at 0 benchmarks.

Grok-4 Heavy significantly outperforms across most benchmarks.

Sat Mar 14 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Cost data unavailable.

Lowest available price from all providers
Sat Mar 14 2026 • llm-stats.com
xAI
Grok-4 Heavy
Input tokens$0.00
Output tokens$0.00
Best providerUnknown Organization
Alibaba Cloud / Qwen Team
Qwen3 VL 4B Instruct
Input tokens$0.10
Output tokens$0.60
Best providerDeepinfra
Notice missing or incorrect data?Start an Issue

Context Window

Maximum input and output token capacity

Only Qwen3 VL 4B Instruct specifies input context (262,144 tokens). Only Qwen3 VL 4B Instruct specifies output context (262,144 tokens).

xAI
Grok-4 Heavy
Input- tokens
Output- tokens
Alibaba Cloud / Qwen Team
Qwen3 VL 4B Instruct
Input262,144 tokens
Output262,144 tokens
Sat Mar 14 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Grok-4 Heavy and Qwen3 VL 4B Instruct support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

Grok-4 Heavy

Text
Images
Audio
Video

Qwen3 VL 4B Instruct

Text
Images
Audio
Video

License

Usage and distribution terms

Grok-4 Heavy is licensed under a proprietary license, while Qwen3 VL 4B Instruct uses Apache 2.0.

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

Grok-4 Heavy

Proprietary

Closed source

Qwen3 VL 4B Instruct

Apache 2.0

Open weights

Release Timeline

When each model was launched

Qwen3 VL 4B Instruct was released on 2025-09-22, while Grok-4 Heavy's release date is not specified.

We can confirm Qwen3 VL 4B Instruct's release timeline, but cannot make a direct age comparison without Grok-4 Heavy's release date.

Grok-4 Heavy

Qwen3 VL 4B Instruct

Sep 22, 2025

5 months ago

Knowledge Cutoff

When training data ends

Grok-4 Heavy has a documented knowledge cutoff of 2024-12-31, while Qwen3 VL 4B Instruct's cutoff date is not specified.

We can confirm Grok-4 Heavy's training data extends to 2024-12-31, but cannot make a direct comparison without Qwen3 VL 4B Instruct's cutoff date.

Grok-4 Heavy

Dec 2024

Qwen3 VL 4B Instruct

Outputs Comparison

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Key Takeaways

Higher AIME 2025 score (100.0% vs 46.6%)
Higher HMMT25 score (96.7% vs 30.7%)
Alibaba Cloud / Qwen Team

Qwen3 VL 4B Instruct

View details

Alibaba Cloud / Qwen Team

Larger context window (262,144 tokens)
Has open weights

Detailed Comparison

AI Model Comparison Table
Feature
xAI
Grok-4 Heavy
Alibaba Cloud / Qwen Team
Qwen3 VL 4B Instruct