Model Comparison
Qwen3 4B 2507 Instruct
vs. Sonar
Comparing 2 AI models · 12 benchmarks · Alibaba, Perplexity
Recommended Pick
PeSonar5 metric winsStrongest on: Reasoning, Intelligence, MMLU Pro
Lowest Price
Qwen3 4B 2507 Instruct
$0.00/1M input price
Best Reasoning
Sonar
38.8 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
Reasoning gap
Sonar leads Qwen3 4B 2507 Instruct by 5.2 points on reasoning.
Top-pick rationale
Sonar wins 5 measurable categories, including Reasoning, Intelligence, MMLU Pro, HLE.
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
—
Time
—
tok/s
—
Tokens
—
Cost
—
Sonar
Perplexity
TTFT
—
Time
—
tok/s
—
Tokens
—
Cost
—
Which answer was more useful?
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Full Comparison
| Metric | Al Qwen3 4B 2507 Instruct | Top Pick Pe Sonar |
|---|---|---|
| Pricing per 1M tokens | ||
| Input Cost | $0.00/1M | $0.00/1M |
| Output Cost | $0.00/1M | $0.00/1M |
| Specifications | ||
| Organization | Alibaba | Perplexity |
| Release Date | Aug 6, 2025 | Jan 21, 2025 |
| Performance & Speed | ||
| Throughput | — | — |
| TTFT | — | — |
| Latency | — | — |
| Composite Indices | ||
| Reasoning Score | 33.6 | 38.8 |
| Intelligence | 7.1 | 9.5 |
| Math | 52.3 | — |
| Standard Benchmarks | ||
| GPQA | 51.7% | 47.1% |
| MMLU Pro | 67.2% | 68.9% |
| HLE | 4.7% | 7.3% |
| LiveCodeBench | 37.7% | 29.5% |
| MATH 500 | — | 81.7% |
| AIME 2025 | 52.3% | — |
| AIME (Original) | — | 48.7% |
| SciCode | 18.1% | 22.9% |
| LCR | 7.3% | — |
| IFBench | 33.5% | — |
| TAU-bench v2 | 26.6% | — |
| TerminalBench Hard | 4.5% | — |
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.
Sonar has the strongest reasoning profile with a 38.8 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
Sonar
- Complex reasoning tasks
- Research & analysis
