Model Comparison
Qwen Chat 72B
vs. Qwen3.5 4B (Non-reasoning)
Comparing 2 AI models · 7 benchmarks · Alibaba
Recommended Pick
AlQwen Chat 72B4 metric winsStrongest on: Input price, Output price, TTFT
Lowest Price
Qwen Chat 72B
$0.00/1M input price
Best Reasoning
Qwen3.5 4B (Non-reasoning)
31.6 reasoning score
Blends available reasoning benchmarks
Best for Coding
Qwen3.5 4B (Non-reasoning)
20.3 coding index
Composite Indices
Higher is better; speed and price are normalized
Standard Benchmarks
Only benchmarks with data are shown
Differences That Matter
Price gap
Qwen Chat 72B is ∞x cheaper on input tokens than Qwen3.5 4B (Non-reasoning).
Reasoning gap
Qwen3.5 4B (Non-reasoning) leads Qwen Chat 72B by 28.2 points on reasoning.
Top-pick rationale
Qwen Chat 72B wins 4 measurable categories, including Input price, Output price, TTFT, Latency.
Response Face-Off
Run one prompt through the selected models and compare response quality with live speed and cost context.
Qwen Chat 72B
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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Qwen3.5 4B (Non-reasoning)
Alibaba
TTFT
—
Time
—
tok/s
—
Tokens
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Cost
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Which answer was more useful?
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Full Comparison
| Metric | Top Pick Al Qwen Chat 72B | Al Qwen3.5 4B (Non-reasoning) |
|---|---|---|
| Pricing per 1M tokens | ||
| Input Cost | $0.00/1M | $0.03/1M |
| Output Cost | $0.00/1M | $0.15/1M |
| Blended (3:1) | — | $0.06/1M |
| Specifications | ||
| Organization | Alibaba | Alibaba |
| Release Date | Nov 30, 2023 | Mar 2, 2026 |
| Performance & Speed | ||
| Throughput | — | 27.0 tok/s |
| TTFT | — | 430ms |
| Latency | — | 430ms |
| Composite Indices | ||
| Value Score | — | 100.0 |
| Reasoning Score | 3.4 | 31.6 |
| Intelligence | 3.4 | 16.0 |
| Coding | — | 20.3 |
| Standard Benchmarks | ||
| GPQA | — | 71.2% |
| HLE | — | 7.5% |
| SciCode | — | 18.3% |
| LCR | — | 28.3% |
| IFBench | — | 33.3% |
| TAU-bench v2 | — | 87.7% |
| TerminalBench Hard | — | 11.4% |
Key Takeaways
Qwen Chat 72B offers the best value at $0.00/1M,making it ideal for high-volume applications and cost-conscious projects.
Qwen3.5 4B (Non-reasoning) has the strongest reasoning profile with a 31.6 reasoning score,combining the available reasoning-heavy benchmarks.
Qwen3.5 4B (Non-reasoning) reaches a 20.3 coding index,making it the top choice for software development and code generation tasks.
All models support context windows of ∞+ tokens,suitable for processing lengthy documents and maintaining extended conversations.
When to Choose Each Model
Qwen Chat 72B
- Cost-sensitive applications
- High-volume processing
Qwen3.5 4B (Non-reasoning)
- Complex reasoning tasks
- Research & analysis
- Code generation
- Software development
