Model Comparison
Phi-4
vs. Qwen3.5 35B A3B (Reasoning)
Comparing 2 AI models · 12 benchmarks · Microsoft, Alibaba
Recommended Pick
AlQwen3.5 35B A3B (Reasoning)10 metric winsStrongest on: Throughput, Reasoning, Intelligence
Best Value
Phi-4
100.0 value score
28.3 reasoning / $0.22/1M
Lowest Price
Phi-4
$0.13/1M input price
Best Reasoning
Qwen3.5 35B A3B (Reasoning)
44.5 reasoning score
Blends available reasoning benchmarks
Composite Indices
Higher is better; speed and price are normalized
Standard Benchmarks
Only benchmarks with data are shown
Differences That Matter
Best value
Phi-4 has the strongest quality-to-price mix at 100.0 out of 100 value points.
Price gap
Phi-4 is 2.0x cheaper on input tokens than Qwen3.5 35B A3B (Reasoning).
Speed gap
Qwen3.5 35B A3B (Reasoning) generates about 5.3x as many tokens per second as Phi-4.
Reasoning gap
Qwen3.5 35B A3B (Reasoning) leads Phi-4 by 16.2 points on reasoning.
Top-pick rationale
Qwen3.5 35B A3B (Reasoning) wins 10 measurable categories, including Throughput, Reasoning, Intelligence, GPQA.
Response Face-Off
Run one prompt through the selected models and compare response quality with live speed and cost context.
Phi-4
Microsoft
TTFT
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Time
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tok/s
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Tokens
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Cost
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Qwen3.5 35B A3B (Reasoning)
Alibaba
TTFT
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Time
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tok/s
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Tokens
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Cost
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Which answer was more useful?
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Full Comparison
| Metric | Mi Phi-4 | Top Pick Al Qwen3.5 35B A3B (Reasoning) |
|---|---|---|
| Pricing per 1M tokens | ||
| Input Cost | $0.13/1M | $0.25/1M |
| Output Cost | $0.50/1M | $2.00/1M |
| Blended (3:1) | $0.22/1M | $0.69/1M |
| Specifications | ||
| Organization | Microsoft | Alibaba |
| Release Date | Dec 12, 2024 | Feb 24, 2026 |
| Performance & Speed | ||
| Throughput | 31.8 tok/s | 169.5 tok/s |
| TTFT | 504ms | 1150ms |
| Latency | 504ms | 12952ms |
| Composite Indices | ||
| Value Score | 100.0 | 50.1 |
| Reasoning Score | 28.3 | 44.5 |
| Intelligence | 4.9 | 29.3 |
| Math | 18.0 | — |
| Standard Benchmarks | ||
| GPQA | 57.5% | 84.5% |
| MMLU Pro | 71.4% | — |
| HLE | 4.1% | 19.7% |
| LiveCodeBench | 23.1% | — |
| MATH 500 | 81.0% | — |
| AIME 2025 | 18.0% | — |
| AIME (Original) | 14.3% | — |
| SciCode | 26.0% | 37.7% |
| LCR | 0.0% | 62.7% |
| IFBench | 23.5% | 72.5% |
| TAU-bench v2 | 0.0% | 89.2% |
| TerminalBench Hard | 3.8% | 26.5% |
Key Takeaways
Phi-4 offers the best value at $0.13/1M,making it ideal for high-volume applications and cost-conscious projects.
Qwen3.5 35B A3B (Reasoning) has the strongest reasoning profile with a 44.5 reasoning score,combining the available reasoning-heavy benchmarks.
All models support context windows of ∞+ tokens,suitable for processing lengthy documents and maintaining extended conversations.
When to Choose Each Model
Phi-4
- Cost-sensitive applications
- High-volume processing
Qwen3.5 35B A3B (Reasoning)
- Complex reasoning tasks
- Research & analysis
