DeepSeek: DeepSeek V3.1 vs Qwen: Qwen3.5-27B
Side-by-side comparison of DeepSeek: DeepSeek V3.1 and Qwen: Qwen3.5-27B. Compare pricing, context window, capabilities, and find out which is better for your workflow.
Verdict
strong confidenceQwen: Qwen3.5-27B leads overall
Qwen: Qwen3.5-27B leads in context window and capabilities and max output, making it the stronger choice for most workflows. DeepSeek: DeepSeek V3.1 remains competitive with advantages in price.
Best for with DeepSeek: DeepSeek V3.1
Best for with Qwen: Qwen3.5-27B
Side-by-side
Technical specifications
| DeepSeek: DeepSeek V3.1 | Qwen: Qwen3.5-27B | |
|---|---|---|
| Provider | DeepSeek | Qwen |
| Input price | $0.15/M | $0.20/M |
| Output price | $0.75/M | $2/M |
| Context window | 33K | 262K |
| Max output | 7K | 66K |
| Capabilities | Tool useReasoning | Tool useVisionReasoning |
| Released | Aug 21, 2025 | Feb 25, 2026 |
Scoring breakdown
How each dimension compares
Price
DeepSeek: DeepSeek V3.1 leadsDeepSeek: DeepSeek V3.1
$0.75/M tokens
Qwen: Qwen3.5-27B
$2/M tokens
Context Window
Qwen: Qwen3.5-27B leadsDeepSeek: DeepSeek V3.1
33K tokens
Qwen: Qwen3.5-27B
262K tokens
Capabilities
Qwen: Qwen3.5-27B leadsDeepSeek: DeepSeek V3.1
2/4
Qwen: Qwen3.5-27B
3/4
Max Output
Qwen: Qwen3.5-27B leadsDeepSeek: DeepSeek V3.1
7K tokens
Qwen: Qwen3.5-27B
66K tokens
Recency
DeepSeek: DeepSeek V3.1
Aug 2025
Qwen: Qwen3.5-27B
Feb 2026
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