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Grok-4 Heavy vs Phi 4 Mini Reasoning
Comprehensive side-by-side LLM comparison
Grok-4 Heavy leads with 34.1% higher average benchmark score. Grok-4 Heavy supports multimodal inputs. Overall, Grok-4 Heavy is the stronger choice for coding tasks.
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xAI
Grok-4 Heavy is a multimodal language model developed by xAI. It achieves strong performance with an average score of 79.5% across 6 benchmarks. It excels particularly in AIME 2025 (100.0%), HMMT25 (96.7%), GPQA (88.4%). As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2025, it represents xAI's latest advancement in AI technology.
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Microsoft
Phi 4 Mini Reasoning is a language model developed by Microsoft. It achieves strong performance with an average score of 68.0% across 3 benchmarks. It excels particularly in MATH-500 (94.6%), AIME (57.5%), GPQA (52.0%). It's licensed for commercial use, making it suitable for enterprise applications. Released in 2025, it represents Microsoft's latest advancement in AI technology.
2 months newer
Phi 4 Mini Reasoning
Microsoft
2025-04-30
Grok-4 Heavy
xAI
2025-07-09
Average performance across 8 common benchmarks
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Grok-4 Heavy
Average Score:59.6%(+34.1%)
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Phi 4 Mini Reasoning
Average Score:25.5%
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Knowledge Cutoff
Training data recency comparison
Grok-4 Heavy
2024-12-31
Phi 4 Mini Reasoning
2025-02-01
More recent knowledge cutoff means awareness of newer technologies and frameworks
Provider Availability & Performance
Available providers and their performance metrics
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Grok-4 Heavy
0 providers
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Phi 4 Mini Reasoning
0 providers
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Grok-4 Heavy
Avg Score:59.6%(+34.1%)
Providers:0
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Phi 4 Mini Reasoning
Avg Score:25.5%
Providers:0