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Grok-1.5 vs Phi 4 Reasoning
Comprehensive side-by-side LLM comparison
Phi 4 Reasoning leads with 26.6% higher average benchmark score. Overall, Phi 4 Reasoning is the stronger choice for coding tasks.
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xAI
Grok 1.5 was developed by xAI as an advanced language model, designed to provide helpful and accurate information with a focus on reasoning and factual knowledge. Built to serve as a conversational AI with strong analytical capabilities, it represents xAI's early generation of foundation models.
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Microsoft
Phi-4 Reasoning was developed to incorporate extended analytical thinking into the Phi-4 architecture, designed to spend more time on complex problem-solving. Built to combine compact model efficiency with reasoning depth, it represents Microsoft's exploration of thoughtful small models.
1 year newer
Grok-1.5
xAI
2024-03-28
Phi 4 Reasoning
Microsoft
2025-04-30
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Average performance across 2 common benchmarks
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Grok-1.5
Average Score:43.5%
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Phi 4 Reasoning
Average Score:70.0%(+26.6%)
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Knowledge Cutoff
Training data recency comparison
Phi 4 Reasoning
2025-03-01
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-1.5
0 providers
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Phi 4 Reasoning
0 providers
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Grok-1.5
Avg Score:43.5%
Providers:0
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Phi 4 Reasoning
Avg Score:70.0%(+26.6%)
Providers:0