LLM Comparison
Sonar Pro vs Qwen3.5-27B
Side-by-side specs, pricing & capabilities · Updated May 2026
Price vs Intelligence
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2/6 modelsSame tier:
| Organization | ||
| OpenTools Score | 16 1.7 | 49 55.8 |
| Family | Sonar | Qwen |
| Status | Current | Current |
| Release Date | Mar 2025 | Feb 2026 |
| Context Window | 200K tokens | 262K tokens |
| Input Price | $3.00/M tokens | $0.20/M tokens |
| Output Price | $15.00/M tokens | $1.56/M tokens |
| Capabilities | textvisioncode | textvisionvideocode |
| Max Output | 8K tokens | 66K tokens |
| API Identifier | perplexity/sonar-pro | qwen/qwen3.5-27b |
| Benchmarks | ||
| GPQA Diamond | 57.8perplexity | 85.5alibaba |
| MMLU Pro | 75.5perplexity | — |
| MATH-500 | 74.5perplexity | — |
| AIME | 29perplexity | — |
| MMLU-Pro | — | 86.1alibaba |
| SWE-bench Verified | — | 72.4alibaba |
| MathVision | — | 86alibaba |
| TAU2-Bench | — | 79alibaba |
| IFEval | — | 91.5alibaba |
| View Sonar Pro | View Qwen3.5-27B | |
Cost Calculator
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| Model | Input | Output | Total / mo | vs Best |
|---|---|---|---|---|
| Qwen3.5-27BCheapest | $0.20 | $0.78 | $0.98 | — |
| Sonar Pro | $3.00 | $7.50 | $10.50 | +977% |
Perplexity AI
Sonar Pro
Sonar Pro is a multimodal llm from Perplexity AI. Supports up to 200,000 token context window. Achieves 83.0% on MMLU. Available from $3.00/M input tokens.
Alibaba
Qwen3.5-27B
Qwen3.5-27B is a multimodal llm from Alibaba. Supports up to 262,144 token context window. Achieves 87.5% on MMLU. Available from $0.20/M input tokens.
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