Qwen3.5 27B vs Doubao 1.5 Thinking Pro
Both have similar output pricing, while Qwen3.5 27B offers a larger context window. Choose Qwen3.5 27B or Doubao 1.5 Thinking Pro based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | Qwen3.5 27B | Doubao 1.5 Thinking Pro |
|---|---|---|
| Provider | Alibaba | NanoGPT |
| Input / 1M tokens | $0.30 | $0.60 |
| Output / 1M tokens | $2.40 | $2.40 |
| Context window | 262K | 128K |
| Parameters | — | — |
| Open weights | Yes | No |
| Released | Feb 2026 | Apr 2025 |
| LMArena (Chatbot Arena) Elo score | 1409 | — |
| LMArena WebDev Elo score | 1358 | — |
| LMArena Vision Elo score | 1241 | — |
FAQ
Is Qwen3.5 27B or Doubao 1.5 Thinking Pro cheaper?
Qwen3.5 27B and Doubao 1.5 Thinking Pro have comparable output pricing.
Which has the larger context window, Qwen3.5 27B or Doubao 1.5 Thinking Pro?
Qwen3.5 27B has the larger context window (262K tokens).
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.