Gemini 2.5 Flash vs Qwen3.5 397B A17B
Google vs Alibaba — benchmarks, pricing, and capabilities side by side.
- •Qwen3.5 397B A17B has the higher intelligence index (89.3 vs 73.1)
- •Gemini 2.5 Flash is cheaper ($0.30 vs $0.39 per 1M input)
- •Gemini 2.5 Flash is faster
- •Gemini 2.5 Flash has a larger context window (1M)
| Gemini 2.5 Flash | Qwen3.5 397B A17B | |
|---|---|---|
| Intelligence index | 73.1 | 89.3 |
| Developer | Alibaba | |
| Type | Multimodal | Multimodal |
| Access | API only | Open weights |
| Context window | 1,048,576 tokens | 262,144 tokens |
| Input price | $0.30 / 1M | $0.39 / 1M |
| Output price | $2.50 / 1M | $2.34 / 1M |
| Speed | 85 tok/s | 53 tok/s |
| Released | April 17, 2025 | February 16, 2026 |
| Parameters | — | — |
| Input modalities | Text, Image, Audio, Video | Text, Image, Video |
| Output modalities | Text | Text |
Shared benchmarks
Gemini 2.5 Flash
Qwen3.5 397B A17B
GPQA Diamond
82.8
89.3
Humanity’s Last Exam
11
27.3