Qwen3.5 Flash vs Gemma 4 31B
Both have similar output pricing, while Qwen3.5 Flash offers a larger context window. Choose Qwen3.5 Flash or Gemma 4 31B based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | Qwen3.5 Flash | Gemma 4 31B |
|---|---|---|
| Provider | Alibaba | |
| Input / 1M tokens | $0.10 | $0.20 |
| Output / 1M tokens | $0.40 | $0.40 |
| Context window | 1M | 262K |
| Parameters | — | — |
| Open weights | No | Yes |
| Released | Feb 2026 | Apr 2026 |
| LMArena (Chatbot Arena) Elo score | 1397 | 1443 |
| LMArena WebDev Elo score | 1243 | 1366 |
| GPQA Diamond score | 82.3 | — |
| FrontierMath score | 6.2 | — |
| Epoch Capabilities Index score | 144 | — |
| LMArena Vision Elo score | — | 1277 |
FAQ
Is Qwen3.5 Flash or Gemma 4 31B cheaper?
Qwen3.5 Flash and Gemma 4 31B have comparable output pricing.
Which has the larger context window, Qwen3.5 Flash or Gemma 4 31B?
Qwen3.5 Flash has the larger context window (1M tokens).
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.