Model Comparison
Qwen3 4B 2507 Instruct
vs. Qwen3 8B (Non-reasoning)
Comparing 2 AI models · 12 benchmarks · Alibaba
Recommended Pick
AlQwen3 4B 2507 Instruct17 metric winsStrongest on: Input price, Output price, TTFT
Lowest Price
Qwen3 4B 2507 Instruct
$0.00/1M input price
Best Reasoning
Qwen3 4B 2507 Instruct
33.6 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
Price gap
Qwen3 4B 2507 Instruct is ∞x cheaper on input tokens than Qwen3 8B (Non-reasoning).
Reasoning gap
Qwen3 4B 2507 Instruct leads Qwen3 8B (Non-reasoning) by 3.8 points on reasoning.
Top-pick rationale
Qwen3 4B 2507 Instruct wins 17 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.
Qwen3 4B 2507 Instruct
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 8B (Non-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 | Top Pick Al Qwen3 4B 2507 Instruct | Al Qwen3 8B (Non-reasoning) |
|---|---|---|
| Pricing per 1M tokens | ||
| Input Cost | $0.00/1M | $0.18/1M |
| Output Cost | $0.00/1M | $0.70/1M |
| Blended (3:1) | — | $0.31/1M |
| Specifications | ||
| Organization | Alibaba | Alibaba |
| Release Date | Aug 6, 2025 | Apr 28, 2025 |
| Performance & Speed | ||
| Throughput | — | 61.2 tok/s |
| TTFT | — | 1407ms |
| Latency | — | 1407ms |
| Composite Indices | ||
| Value Score | — | 100.0 |
| Reasoning Score | 33.6 | 29.8 |
| Intelligence | 7.1 | 5.1 |
| Math | 52.3 | 24.3 |
| Standard Benchmarks | ||
| GPQA | 51.7% | 45.2% |
| MMLU Pro | 67.2% | 64.3% |
| HLE | 4.7% | 2.8% |
| LiveCodeBench | 37.7% | 20.2% |
| MATH 500 | — | 82.8% |
| AIME 2025 | 52.3% | 24.3% |
| AIME (Original) | — | 24.3% |
| SciCode | 18.1% | 16.8% |
| LCR | 7.3% | 0.0% |
| IFBench | 33.5% | 28.6% |
| TAU-bench v2 | 26.6% | 24.9% |
| TerminalBench Hard | 4.5% | 2.3% |
Key Takeaways
Qwen3 4B 2507 Instruct offers the best value at $0.00/1M,making it ideal for high-volume applications and cost-conscious projects.
Qwen3 4B 2507 Instruct has the strongest reasoning profile with a 33.6 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
Qwen3 4B 2507 Instruct
- Cost-sensitive applications
- High-volume processing
- Complex reasoning tasks
- Research & analysis
Qwen3 8B (Non-reasoning)
- General-purpose AI
- Versatile applications
